[INFO] fetching crate little 0.3.0...
[INFO] testing little-0.3.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate little 0.3.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate little 0.3.0
[INFO] finished tweaking crates.io crate little 0.3.0
[INFO] tweaked toml for crates.io crate little 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate little 0.3.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding byteorder v0.4.2 (available: v1.5.0)
[INFO] [stderr]       Adding env_logger v0.3.5 (available: v0.11.8)
[INFO] [stderr]       Adding log v0.3.9 (available: v0.4.28)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7ce0f7ec1523e0d6975b6effbe4c363d7e207e89379cf8e1787494d3312f3fe
[INFO] running `Command { std: "docker" "start" "-a" "a7ce0f7ec1523e0d6975b6effbe4c363d7e207e89379cf8e1787494d3312f3fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7ce0f7ec1523e0d6975b6effbe4c363d7e207e89379cf8e1787494d3312f3fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7ce0f7ec1523e0d6975b6effbe4c363d7e207e89379cf8e1787494d3312f3fe", kill_on_drop: false }`
[INFO] [stdout] a7ce0f7ec1523e0d6975b6effbe4c363d7e207e89379cf8e1787494d3312f3fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3c9e14d450c635d9226727b4329d9f65198b113c6ba9bf84f07c0510db551ba
[INFO] running `Command { std: "docker" "start" "-a" "b3c9e14d450c635d9226727b4329d9f65198b113c6ba9bf84f07c0510db551ba", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling byteorder v0.4.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling little v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:134:25
[INFO] [stdout]     |
[INFO] [stdout] 134 |                         try!(write!(self.buf, "{}", try!(self.values.get_mem_value(location))))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:134:53
[INFO] [stdout]     |
[INFO] [stdout] 134 |                         try!(write!(self.buf, "{}", try!(self.values.get_mem_value(location))))
[INFO] [stdout]     |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:146:37
[INFO] [stdout]     |
[INFO] [stdout] 146 |                         let value = try!(self.values.get_mem_value(location)).into_owned();
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:150:37
[INFO] [stdout]     |
[INFO] [stdout] 150 |                         let value = try!(self.values.get_mem_value(location)).into_owned();
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:158:37
[INFO] [stdout]     |
[INFO] [stdout] 158 |                         let value = try!(self.values.get_mem_value(location));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BuildError`
[INFO] [stdout]  --> src/compiler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     BuildError,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         try!(writer.write_all(&buf[..len]));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     try!(input.seek(SeekFrom::Start(loc)));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bytecode.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         try!(output.write_u32::<LittleEndian>(self.magic));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bytecode.rs:78:20
[INFO] [stdout]    |
[INFO] [stdout] 78 |             magic: try!(input.read_u32::<LittleEndian>())
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:108:26
[INFO] [stdout]     |
[INFO] [stdout] 108 |     fn invoke<'r>(&self, &'r [V]) -> LittleResult<V>;
[INFO] [stdout]     |                          ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'r [V]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:158:26
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn execute(&'a self, V) -> Self::Stream;
[INFO] [stdout]     |                          ^ help: try naming the parameter or explicitly ignoring it: `_: V`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error/seek.rs:27:51
[INFO] [stdout]    |
[INFO] [stdout] 27 |             SeekError::Io(ref e) => error::Error::description(e),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error/little.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CallError(Box<error::Error + Sync + Send>),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CallError(Box<dyn error::Error + Sync + Send>),
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interpreter.rs:75:30
[INFO] [stdout]    |
[INFO] [stdout] 75 |     calls: Options<Call, &'a Function<V>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 75 |     calls: Options<Call, &'a dyn Function<V>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error/little.rs:74:42
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub type LittleResult<V> = Result<V, Box<error::Error>>;
[INFO] [stdout]    |                                          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub type LittleResult<V> = Result<V, Box<dyn error::Error>>;
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:145:42
[INFO] [stdout]     |
[INFO] [stdout] 145 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 145 |         calls: &'a HashMap<&'a str, &'a (dyn Function<V> + 'a)>
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:149:75
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]     |                                                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (dyn Function<V> + 'a)>)
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interpreter.rs:50:42
[INFO] [stdout]    |
[INFO] [stdout] 50 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 |         calls: &'a HashMap<&'a str, &'a (dyn Function<V> + 'a)>
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interpreter.rs:64:75
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (dyn Function<V> + 'a)>)
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler.rs:30:42
[INFO] [stdout]    |
[INFO] [stdout] 30 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |         calls: &'a HashMap<&'a str, &'a (dyn Function<V> + 'a)>
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler.rs:36:75
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (dyn Function<V> + 'a)>)
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error/little.rs:64:48
[INFO] [stdout]    |
[INFO] [stdout] 64 |             LittleError::CallError(ref e) => e.description(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error/little.rs:65:49
[INFO] [stdout]    |
[INFO] [stdout] 65 |             LittleError::BuildError(ref e) => e.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/lib.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::{ self, Write };
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/interpreter.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{ Read, Write };
[INFO] [stdout]   |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/interpreter.rs:64:27
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/interpreter.rs:64:37
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `calls`
[INFO] [stdout]   --> src/interpreter.rs:64:55
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_calls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/interpreter.rs:136:45
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     Instruction::Property { mut name } => {
[INFO] [stdout]     |                                             ----^^^^
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/interpreter.rs:136:45
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     Instruction::Property { mut name } => {
[INFO] [stdout]     |                                             ^^^^^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/interpreter.rs:267:30
[INFO] [stdout]     |
[INFO] [stdout] 267 |             Mem::Parameter { name } => {
[INFO] [stdout]     |                              ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/compiler.rs:36:27
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/compiler.rs:36:37
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `calls`
[INFO] [stdout]   --> src/compiler.rs:36:55
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_calls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/compiler.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/compiler.rs:80:29
[INFO] [stdout]    |
[INFO] [stdout] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/compiler.rs:80:44
[INFO] [stdout]    |
[INFO] [stdout] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
[INFO] [stdout]    |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `template_ooo` is never constructed
[INFO] [stdout]   --> src/compiler.rs:77:16
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub struct template_ooo;
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `output` is never used
[INFO] [stdout]   --> src/compiler.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |     impl template_ooo {
[INFO] [stdout]    |     ----------------- associated function in this implementation
[INFO] [stdout] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/interpreter.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 47 |         &'a mut self,
[INFO] [stdout]    |          -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 50 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stdout]    |                 --          --       -- the lifetime is named here
[INFO] [stdout]    |                 |           |
[INFO] [stdout]    |                 |           the lifetime is named here
[INFO] [stdout]    |                 the lifetime is named here
[INFO] [stdout] 51 |     ) -> LittleResult<Executable<V>> {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     ) -> LittleResult<Executable<'a, V>> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interpreter.rs:264:22
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn get_mem_value(&self, mem: &Mem) -> Result<Cow<V>, LittleError> {
[INFO] [stdout]     |                      ^^^^^                       ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn get_mem_value(&self, mem: &Mem) -> Result<Cow<'_, V>, LittleError> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "b3c9e14d450c635d9226727b4329d9f65198b113c6ba9bf84f07c0510db551ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3c9e14d450c635d9226727b4329d9f65198b113c6ba9bf84f07c0510db551ba", kill_on_drop: false }`
[INFO] [stdout] b3c9e14d450c635d9226727b4329d9f65198b113c6ba9bf84f07c0510db551ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ac320d07944469f5f83276993d57507e5aa80100aa254281e7a208b4377229d
[INFO] running `Command { std: "docker" "start" "-a" "3ac320d07944469f5f83276993d57507e5aa80100aa254281e7a208b4377229d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:134:25
[INFO] [stdout]     |
[INFO] [stdout] 134 |                         try!(write!(self.buf, "{}", try!(self.values.get_mem_value(location))))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:134:53
[INFO] [stdout]     |
[INFO] [stdout] 134 |                         try!(write!(self.buf, "{}", try!(self.values.get_mem_value(location))))
[INFO] [stdout]     |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:146:37
[INFO] [stdout]     |
[INFO] [stdout] 146 |                         let value = try!(self.values.get_mem_value(location)).into_owned();
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:150:37
[INFO] [stdout]     |
[INFO] [stdout] 150 |                         let value = try!(self.values.get_mem_value(location)).into_owned();
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:158:37
[INFO] [stdout]     |
[INFO] [stdout] 158 |                         let value = try!(self.values.get_mem_value(location));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BuildError`
[INFO] [stdout]  --> src/compiler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     BuildError,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         try!(writer.write_all(&buf[..len]));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     try!(input.seek(SeekFrom::Start(loc)));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bytecode.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         try!(output.write_u32::<LittleEndian>(self.magic));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bytecode.rs:78:20
[INFO] [stdout]    |
[INFO] [stdout] 78 |             magic: try!(input.read_u32::<LittleEndian>())
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:108:26
[INFO] [stdout]     |
[INFO] [stdout] 108 |     fn invoke<'r>(&self, &'r [V]) -> LittleResult<V>;
[INFO] [stdout]     |                          ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'r [V]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:158:26
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn execute(&'a self, V) -> Self::Stream;
[INFO] [stdout]     |                          ^ help: try naming the parameter or explicitly ignoring it: `_: V`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error/seek.rs:27:51
[INFO] [stdout]    |
[INFO] [stdout] 27 |             SeekError::Io(ref e) => error::Error::description(e),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error/little.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CallError(Box<error::Error + Sync + Send>),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CallError(Box<dyn error::Error + Sync + Send>),
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interpreter.rs:75:30
[INFO] [stdout]    |
[INFO] [stdout] 75 |     calls: Options<Call, &'a Function<V>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 75 |     calls: Options<Call, &'a dyn Function<V>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error/little.rs:74:42
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub type LittleResult<V> = Result<V, Box<error::Error>>;
[INFO] [stdout]    |                                          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub type LittleResult<V> = Result<V, Box<dyn error::Error>>;
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:145:42
[INFO] [stdout]     |
[INFO] [stdout] 145 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 145 |         calls: &'a HashMap<&'a str, &'a (dyn Function<V> + 'a)>
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:149:75
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]     |                                                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (dyn Function<V> + 'a)>)
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interpreter.rs:50:42
[INFO] [stdout]    |
[INFO] [stdout] 50 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 |         calls: &'a HashMap<&'a str, &'a (dyn Function<V> + 'a)>
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interpreter.rs:64:75
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (dyn Function<V> + 'a)>)
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler.rs:30:42
[INFO] [stdout]    |
[INFO] [stdout] 30 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |         calls: &'a HashMap<&'a str, &'a (dyn Function<V> + 'a)>
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler.rs:36:75
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (dyn Function<V> + 'a)>)
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error/little.rs:64:48
[INFO] [stdout]    |
[INFO] [stdout] 64 |             LittleError::CallError(ref e) => e.description(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error/little.rs:65:49
[INFO] [stdout]    |
[INFO] [stdout] 65 |             LittleError::BuildError(ref e) => e.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/lib.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::{ self, Write };
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/interpreter.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{ Read, Write };
[INFO] [stdout]   |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/interpreter.rs:64:27
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/interpreter.rs:64:37
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `calls`
[INFO] [stdout]   --> src/interpreter.rs:64:55
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_calls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/interpreter.rs:136:45
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     Instruction::Property { mut name } => {
[INFO] [stdout]     |                                             ----^^^^
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/interpreter.rs:136:45
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     Instruction::Property { mut name } => {
[INFO] [stdout]     |                                             ^^^^^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/interpreter.rs:267:30
[INFO] [stdout]     |
[INFO] [stdout] 267 |             Mem::Parameter { name } => {
[INFO] [stdout]     |                              ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/compiler.rs:36:27
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/compiler.rs:36:37
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `calls`
[INFO] [stdout]   --> src/compiler.rs:36:55
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_calls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/compiler.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/compiler.rs:80:29
[INFO] [stdout]    |
[INFO] [stdout] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/compiler.rs:80:44
[INFO] [stdout]    |
[INFO] [stdout] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
[INFO] [stdout]    |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `template_ooo` is never constructed
[INFO] [stdout]   --> src/compiler.rs:77:16
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub struct template_ooo;
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `output` is never used
[INFO] [stdout]   --> src/compiler.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |     impl template_ooo {
[INFO] [stdout]    |     ----------------- associated function in this implementation
[INFO] [stdout] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/interpreter.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 47 |         &'a mut self,
[INFO] [stdout]    |          -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 50 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stdout]    |                 --          --       -- the lifetime is named here
[INFO] [stdout]    |                 |           |
[INFO] [stdout]    |                 |           the lifetime is named here
[INFO] [stdout]    |                 the lifetime is named here
[INFO] [stdout] 51 |     ) -> LittleResult<Executable<V>> {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     ) -> LittleResult<Executable<'a, V>> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interpreter.rs:264:22
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn get_mem_value(&self, mem: &Mem) -> Result<Cow<V>, LittleError> {
[INFO] [stdout]     |                      ^^^^^                       ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn get_mem_value(&self, mem: &Mem) -> Result<Cow<'_, V>, LittleError> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling little v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/compiler.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use] extern crate log;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `output_param` is never used
[INFO] [stdout]   --> tests/compiler.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn output_param() {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/hello_world.rs:61:45
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let mut funs = HashMap::<&'static str, &Function<Value>>::new();
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let mut funs = HashMap::<&'static str, &dyn Function<Value>>::new();
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> examples/hello_world.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{ Read, Write };
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:134:25
[INFO] [stdout]     |
[INFO] [stdout] 134 |                         try!(write!(self.buf, "{}", try!(self.values.get_mem_value(location))))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:134:53
[INFO] [stdout]     |
[INFO] [stdout] 134 |                         try!(write!(self.buf, "{}", try!(self.values.get_mem_value(location))))
[INFO] [stdout]     |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:146:37
[INFO] [stdout]     |
[INFO] [stdout] 146 |                         let value = try!(self.values.get_mem_value(location)).into_owned();
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:150:37
[INFO] [stdout]     |
[INFO] [stdout] 150 |                         let value = try!(self.values.get_mem_value(location)).into_owned();
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/interpreter.rs:158:37
[INFO] [stdout]     |
[INFO] [stdout] 158 |                         let value = try!(self.values.get_mem_value(location));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BuildError`
[INFO] [stdout]  --> src/compiler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     BuildError,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         try!(writer.write_all(&buf[..len]));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     try!(input.seek(SeekFrom::Start(loc)));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bytecode.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         try!(output.write_u32::<LittleEndian>(self.magic));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bytecode.rs:78:20
[INFO] [stdout]    |
[INFO] [stdout] 78 |             magic: try!(input.read_u32::<LittleEndian>())
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:108:26
[INFO] [stdout]     |
[INFO] [stdout] 108 |     fn invoke<'r>(&self, &'r [V]) -> LittleResult<V>;
[INFO] [stdout]     |                          ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'r [V]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:158:26
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn execute(&'a self, V) -> Self::Stream;
[INFO] [stdout]     |                          ^ help: try naming the parameter or explicitly ignoring it: `_: V`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error/seek.rs:27:51
[INFO] [stdout]    |
[INFO] [stdout] 27 |             SeekError::Io(ref e) => error::Error::description(e),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error/little.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CallError(Box<error::Error + Sync + Send>),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CallError(Box<dyn error::Error + Sync + Send>),
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interpreter.rs:75:30
[INFO] [stdout]    |
[INFO] [stdout] 75 |     calls: Options<Call, &'a Function<V>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 75 |     calls: Options<Call, &'a dyn Function<V>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error/little.rs:74:42
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub type LittleResult<V> = Result<V, Box<error::Error>>;
[INFO] [stdout]    |                                          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub type LittleResult<V> = Result<V, Box<dyn error::Error>>;
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:145:42
[INFO] [stdout]     |
[INFO] [stdout] 145 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 145 |         calls: &'a HashMap<&'a str, &'a (dyn Function<V> + 'a)>
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:149:75
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]     |                                                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (dyn Function<V> + 'a)>)
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interpreter.rs:50:42
[INFO] [stdout]    |
[INFO] [stdout] 50 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 |         calls: &'a HashMap<&'a str, &'a (dyn Function<V> + 'a)>
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interpreter.rs:64:75
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (dyn Function<V> + 'a)>)
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler.rs:30:42
[INFO] [stdout]    |
[INFO] [stdout] 30 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |         calls: &'a HashMap<&'a str, &'a (dyn Function<V> + 'a)>
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler.rs:36:75
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (dyn Function<V> + 'a)>)
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error/little.rs:64:48
[INFO] [stdout]    |
[INFO] [stdout] 64 |             LittleError::CallError(ref e) => e.description(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error/little.rs:65:49
[INFO] [stdout]    |
[INFO] [stdout] 65 |             LittleError::BuildError(ref e) => e.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/lib.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::{ self, Write };
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/interpreter.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{ Read, Write };
[INFO] [stdout]   |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/interpreter.rs:64:27
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/interpreter.rs:64:37
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `calls`
[INFO] [stdout]   --> src/interpreter.rs:64:55
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_calls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/interpreter.rs:136:45
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     Instruction::Property { mut name } => {
[INFO] [stdout]     |                                             ----^^^^
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/interpreter.rs:136:45
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     Instruction::Property { mut name } => {
[INFO] [stdout]     |                                             ^^^^^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/interpreter.rs:267:30
[INFO] [stdout]     |
[INFO] [stdout] 267 |             Mem::Parameter { name } => {
[INFO] [stdout]     |                              ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/compiler.rs:36:27
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/compiler.rs:36:37
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `calls`
[INFO] [stdout]   --> src/compiler.rs:36:55
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stdout]    |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_calls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/compiler.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/compiler.rs:80:29
[INFO] [stdout]    |
[INFO] [stdout] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/compiler.rs:80:44
[INFO] [stdout]    |
[INFO] [stdout] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
[INFO] [stdout]    |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `template_ooo` is never constructed
[INFO] [stdout]   --> src/compiler.rs:77:16
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub struct template_ooo;
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `output` is never used
[INFO] [stdout]   --> src/compiler.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |     impl template_ooo {
[INFO] [stdout]    |     ----------------- associated function in this implementation
[INFO] [stdout] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/interpreter.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 47 |         &'a mut self,
[INFO] [stdout]    |          -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 50 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stdout]    |                 --          --       -- the lifetime is named here
[INFO] [stdout]    |                 |           |
[INFO] [stdout]    |                 |           the lifetime is named here
[INFO] [stdout]    |                 the lifetime is named here
[INFO] [stdout] 51 |     ) -> LittleResult<Executable<V>> {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     ) -> LittleResult<Executable<'a, V>> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interpreter.rs:264:22
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn get_mem_value(&self, mem: &Mem) -> Result<Cow<V>, LittleError> {
[INFO] [stdout]     |                      ^^^^^                       ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn get_mem_value(&self, mem: &Mem) -> Result<Cow<'_, V>, LittleError> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> tests/interpreter.rs:34:43
[INFO] [stdout]    |
[INFO] [stdout] 34 |     assert_eq!("constant is missing", res.description());
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> tests/interpreter.rs:60:25
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 match e.description() {
[INFO] [stdout]    |                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> tests/interpreter.rs:93:43
[INFO] [stdout]    |
[INFO] [stdout] 93 |     assert_eq!("constant is missing", res.description());
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> tests/interpreter.rs:116:39
[INFO] [stdout]     |
[INFO] [stdout] 116 |     assert_eq!("stack underflow", res.description());
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/interpreter.rs:244:33
[INFO] [stdout]     |
[INFO] [stdout] 244 |     funs.insert("add", &add as &Function<Value>);
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 244 |     funs.insert("add", &add as &dyn Function<Value>);
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/interpreter.rs:476:21
[INFO] [stdout]     |
[INFO] [stdout] 476 |         v => panic!(format!("test_cond_jump produced unexpected output {:?}", v)),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 476 -         v => panic!(format!("test_cond_jump produced unexpected output {:?}", v)),
[INFO] [stdout] 476 +         v => panic!("test_cond_jump produced unexpected output {:?}", v),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.48s
[INFO] running `Command { std: "docker" "inspect" "3ac320d07944469f5f83276993d57507e5aa80100aa254281e7a208b4377229d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac320d07944469f5f83276993d57507e5aa80100aa254281e7a208b4377229d", kill_on_drop: false }`
[INFO] [stdout] 3ac320d07944469f5f83276993d57507e5aa80100aa254281e7a208b4377229d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6460d89b37cb29685a58c31d6dbb602b58fefcc4b14c2f9cd19d0eb197f88669
[INFO] running `Command { std: "docker" "start" "-a" "6460d89b37cb29685a58c31d6dbb602b58fefcc4b14c2f9cd19d0eb197f88669", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/interpreter.rs:134:25
[INFO] [stderr]     |
[INFO] [stderr] 134 |                         try!(write!(self.buf, "{}", try!(self.values.get_mem_value(location))))
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/interpreter.rs:134:53
[INFO] [stderr]     |
[INFO] [stderr] 134 |                         try!(write!(self.buf, "{}", try!(self.values.get_mem_value(location))))
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/interpreter.rs:146:37
[INFO] [stderr]     |
[INFO] [stderr] 146 |                         let value = try!(self.values.get_mem_value(location)).into_owned();
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/interpreter.rs:150:37
[INFO] [stderr]     |
[INFO] [stderr] 150 |                         let value = try!(self.values.get_mem_value(location)).into_owned();
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/interpreter.rs:158:37
[INFO] [stderr]     |
[INFO] [stderr] 158 |                         let value = try!(self.values.get_mem_value(location));
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BuildError`
[INFO] [stderr]  --> src/compiler.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     BuildError,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/stream.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |         try!(writer.write_all(&buf[..len]));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/stream.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     try!(input.seek(SeekFrom::Start(loc)));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/bytecode.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |         try!(output.write_u32::<LittleEndian>(self.magic));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/bytecode.rs:78:20
[INFO] [stderr]    |
[INFO] [stderr] 78 |             magic: try!(input.read_u32::<LittleEndian>())
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]    --> src/lib.rs:108:26
[INFO] [stderr]     |
[INFO] [stderr] 108 |     fn invoke<'r>(&self, &'r [V]) -> LittleResult<V>;
[INFO] [stderr]     |                          ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'r [V]`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr]     = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]    --> src/lib.rs:158:26
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn execute(&'a self, V) -> Self::Stream;
[INFO] [stderr]     |                          ^ help: try naming the parameter or explicitly ignoring it: `_: V`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error/seek.rs:27:51
[INFO] [stderr]    |
[INFO] [stderr] 27 |             SeekError::Io(ref e) => error::Error::description(e),
[INFO] [stderr]    |                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error/little.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |     CallError(Box<error::Error + Sync + Send>),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 20 |     CallError(Box<dyn error::Error + Sync + Send>),
[INFO] [stderr]    |                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter.rs:75:30
[INFO] [stderr]    |
[INFO] [stderr] 75 |     calls: Options<Call, &'a Function<V>>,
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 75 |     calls: Options<Call, &'a dyn Function<V>>,
[INFO] [stderr]    |                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error/little.rs:74:42
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub type LittleResult<V> = Result<V, Box<error::Error>>;
[INFO] [stderr]    |                                          ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub type LittleResult<V> = Result<V, Box<dyn error::Error>>;
[INFO] [stderr]    |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:145:42
[INFO] [stderr]     |
[INFO] [stderr] 145 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 145 |         calls: &'a HashMap<&'a str, &'a (dyn Function<V> + 'a)>
[INFO] [stderr]     |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:149:75
[INFO] [stderr]     |
[INFO] [stderr] 149 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 149 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (dyn Function<V> + 'a)>)
[INFO] [stderr]     |                                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter.rs:50:42
[INFO] [stderr]    |
[INFO] [stderr] 50 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 50 |         calls: &'a HashMap<&'a str, &'a (dyn Function<V> + 'a)>
[INFO] [stderr]    |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter.rs:64:75
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stderr]    |                                                                           ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (dyn Function<V> + 'a)>)
[INFO] [stderr]    |                                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler.rs:30:42
[INFO] [stderr]    |
[INFO] [stderr] 30 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 30 |         calls: &'a HashMap<&'a str, &'a (dyn Function<V> + 'a)>
[INFO] [stderr]    |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler.rs:36:75
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stderr]    |                                                                           ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (dyn Function<V> + 'a)>)
[INFO] [stderr]    |                                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error/little.rs:64:48
[INFO] [stderr]    |
[INFO] [stderr] 64 |             LittleError::CallError(ref e) => e.description(),
[INFO] [stderr]    |                                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error/little.rs:65:49
[INFO] [stderr]    |
[INFO] [stderr] 65 |             LittleError::BuildError(ref e) => e.description(),
[INFO] [stderr]    |                                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]   --> src/lib.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::io::{ self, Write };
[INFO] [stderr]    |                      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/interpreter.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{ Read, Write };
[INFO] [stderr]   |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]   --> src/interpreter.rs:64:27
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stderr]    |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]   --> src/interpreter.rs:64:37
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stderr]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `calls`
[INFO] [stderr]   --> src/interpreter.rs:64:55
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stderr]    |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_calls`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/interpreter.rs:136:45
[INFO] [stderr]     |
[INFO] [stderr] 136 |                     Instruction::Property { mut name } => {
[INFO] [stderr]     |                                             ----^^^^
[INFO] [stderr]     |                                             |
[INFO] [stderr]     |                                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/interpreter.rs:136:45
[INFO] [stderr]     |
[INFO] [stderr] 136 |                     Instruction::Property { mut name } => {
[INFO] [stderr]     |                                             ^^^^^^^^ help: try ignoring the field: `name: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/interpreter.rs:267:30
[INFO] [stderr]     |
[INFO] [stderr] 267 |             Mem::Parameter { name } => {
[INFO] [stderr]     |                              ^^^^ help: try ignoring the field: `name: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]   --> src/compiler.rs:36:27
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stderr]    |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]   --> src/compiler.rs:36:37
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stderr]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `calls`
[INFO] [stderr]   --> src/compiler.rs:36:55
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
[INFO] [stderr]    |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_calls`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/compiler.rs:68:24
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/compiler.rs:80:29
[INFO] [stderr]    |
[INFO] [stderr] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
[INFO] [stderr]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/compiler.rs:80:44
[INFO] [stderr]    |
[INFO] [stderr] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
[INFO] [stderr]    |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `template_ooo` is never constructed
[INFO] [stderr]   --> src/compiler.rs:77:16
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub struct template_ooo;
[INFO] [stderr]    |                ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `output` is never used
[INFO] [stderr]   --> src/compiler.rs:80:16
[INFO] [stderr]    |
[INFO] [stderr] 79 |     impl template_ooo {
[INFO] [stderr]    |     ----------------- associated function in this implementation
[INFO] [stderr] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
[INFO] [stderr]    |                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/interpreter.rs:51:23
[INFO] [stderr]    |
[INFO] [stderr] 47 |         &'a mut self,
[INFO] [stderr]    |          -- the lifetime is named here
[INFO] [stderr] ...
[INFO] [stderr] 50 |         calls: &'a HashMap<&'a str, &'a (Function<V> + 'a)>
[INFO] [stderr]    |                 --          --       -- the lifetime is named here
[INFO] [stderr]    |                 |           |
[INFO] [stderr]    |                 |           the lifetime is named here
[INFO] [stderr]    |                 the lifetime is named here
[INFO] [stderr] 51 |     ) -> LittleResult<Executable<V>> {
[INFO] [stderr]    |                       ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 51 |     ) -> LittleResult<Executable<'a, V>> {
[INFO] [stderr]    |                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/interpreter.rs:264:22
[INFO] [stderr]     |
[INFO] [stderr] 264 |     fn get_mem_value(&self, mem: &Mem) -> Result<Cow<V>, LittleError> {
[INFO] [stderr]     |                      ^^^^^                       ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 264 |     fn get_mem_value(&self, mem: &Mem) -> Result<Cow<'_, V>, LittleError> {
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: `little` (lib) generated 42 warnings (run `cargo fix --lib -p little` to apply 26 suggestions)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/compiler.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use] extern crate log;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `output_param` is never used
[INFO] [stderr]   --> tests/compiler.rs:16:4
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn output_param() {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/hello_world.rs:61:45
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let mut funs = HashMap::<&'static str, &Function<Value>>::new();
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let mut funs = HashMap::<&'static str, &dyn Function<Value>>::new();
[INFO] [stderr]    |                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> examples/hello_world.rs:4:22
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{ Read, Write };
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> tests/interpreter.rs:34:43
[INFO] [stderr]    |
[INFO] [stderr] 34 |     assert_eq!("constant is missing", res.description());
[INFO] [stderr]    |                                           ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> tests/interpreter.rs:60:25
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 match e.description() {
[INFO] [stderr]    |                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> tests/interpreter.rs:93:43
[INFO] [stderr]    |
[INFO] [stderr] 93 |     assert_eq!("constant is missing", res.description());
[INFO] [stderr]    |                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> tests/interpreter.rs:116:39
[INFO] [stderr]     |
[INFO] [stderr] 116 |     assert_eq!("stack underflow", res.description());
[INFO] [stderr]     |                                       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/interpreter.rs:244:33
[INFO] [stderr]     |
[INFO] [stderr] 244 |     funs.insert("add", &add as &Function<Value>);
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 244 |     funs.insert("add", &add as &dyn Function<Value>);
[INFO] [stderr]     |                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> tests/interpreter.rs:476:21
[INFO] [stderr]     |
[INFO] [stderr] 476 |         v => panic!(format!("test_cond_jump produced unexpected output {:?}", v)),
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 476 -         v => panic!(format!("test_cond_jump produced unexpected output {:?}", v)),
[INFO] [stderr] 476 +         v => panic!("test_cond_jump produced unexpected output {:?}", v),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `little` (lib test) generated 42 warnings (42 duplicates)
[INFO] [stderr] warning: `little` (test "compiler") generated 2 warnings
[INFO] [stderr] warning: `little` (example "hello_world") generated 2 warnings (run `cargo fix --example "hello_world" -p little` to apply 1 suggestion)
[INFO] [stderr] warning: `little` (test "interpreter") generated 6 warnings (run `cargo fix --test "interpreter" -p little` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/little-6c9cd8d6f06082fb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test bytecode::test::header ... ok
[INFO] [stdout] test stream::test::test_stream ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/compiler.rs (/opt/rustwide/target/debug/deps/compiler-38980d3732e0ed5d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/interpreter.rs (/opt/rustwide/target/debug/deps/interpreter-0832474df53dad7a)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test load_binding_from_param_output_binding ... ok
[INFO] [stdout] test output_const ... ok
[INFO] [stdout] test load_binding_from_binding_stack1_stack2_output3 ... ok
[INFO] [stdout] test load_binding_from_const_output_binding ... ok
[INFO] [stdout] test output_params ... ok
[INFO] [stdout] test output_different_constants ... ok
[INFO] [stdout] test push_const_output_stack_top1 ... ok
[INFO] [stdout] test push_constants_output_stack_top2 ... ok
[INFO] [stdout] test push_from_stack_to_stack ... ok
[INFO] [stdout] test should_jump ... ok
[INFO] [stdout] test should_jump_if_eq ... ok
[INFO] [stdout] test should_jump_if_gt ... ok
[INFO] [stdout] test should_jump_if_gte ... ok
[INFO] [stdout] test output_constant_twice ... ok
[INFO] [stdout] test run_function ... ok
[INFO] [stdout] test should_jump_if_lte ... ok
[INFO] [stdout] test should_jump_if_lt ... ok
[INFO] [stdout] test should_not_jump_if_not_eq ... ok
[INFO] [stdout] test should_jump_if_ne ... ok
[INFO] [stdout] test should_not_jump_if_not_gt ... ok
[INFO] [stdout] test should_not_jump_if_not_gte ... ok
[INFO] [stdout] test should_not_jump_if_not_lte ... ok
[INFO] [stdout] test should_not_jump_if_not_lt ... ok
[INFO] [stdout] test should_not_jump_if_not_ne ... ok
[INFO] [stdout] test exit ... ok
[INFO] [stdout] test error_if_missing_const ... FAILED
[INFO] [stdout] test error_if_missing_constant ... FAILED
[INFO] [stdout] test can_handle_interupt ... FAILED
[INFO] [stdout] test error_if_pop_empty_stack ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- error_if_missing_const stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'error_if_missing_const' (22) panicked at tests/interpreter.rs:93:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "constant is missing"
[INFO] [stdout]  right: "description() is deprecated; use Display"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x636ccfddd262 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x636ccfddd262 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x636ccfddd262 - std::sys::backtrace::_print_fmt::h255777b7ec902439
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x636ccfddd262 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a1ac49fcd7ee8ce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x636ccfded2ef - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x636ccfded2ef - core::fmt::write::hbdcc0ec4f1bab1db
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x636ccfdaac03 - std::io::default_write_fmt::h2580ece0d4b58e51
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x636ccfdaac03 - std::io::Write::write_fmt::hac9e42858f273b87
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x636ccfdb6ad2 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x636ccfdbb5af - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x636ccfdbb441 - std::panicking::default_hook::h9d66b9642014ce48
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x636ccfd7d7ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c698701e444e564
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x636ccfd7d7ce - test::test_main_with_exit_callback::{{closure}}::ha1c98e7b69c4defb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x636ccfdbbbbf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc4f222a8a57c637a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x636ccfdbbbbf - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x636ccfdbba1a - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x636ccfdb6c09 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x636ccfd9f4fd - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x636ccfdf4c40 - core::panicking::panic_fmt::h774fb860369a0f7b
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x636ccfdf4a43 - core::panicking::assert_failed_inner::hbdde3a71af798a31
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:444:17
[INFO] [stdout]   20:     0x636ccfd5b176 - core::panicking::assert_failed::h53acd7b540ea0851
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:399:5
[INFO] [stdout]   21:     0x636ccfd486f4 - interpreter::error_if_missing_const::h655fb80abb32bc27
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/interpreter.rs:93:5
[INFO] [stdout]   22:     0x636ccfd48777 - interpreter::error_if_missing_const::{{closure}}::h41379e5b4ffa3e01
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/interpreter.rs:74:28
[INFO] [stdout]   23:     0x636ccfd55a56 - core::ops::function::FnOnce::call_once::hbf7230366d6da667
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x636ccfd7d61b - core::ops::function::FnOnce::call_once::h4f6eabe90cccb47d
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x636ccfd7d61b - test::__rust_begin_short_backtrace::h94208530f2b4c8c7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x636ccfd9162d - test::run_test_in_process::{{closure}}::hbdc6a45a78c46404
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x636ccfd9162d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7f9d8efc7eedd165
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x636ccfd9162d - std::panicking::catch_unwind::do_call::he5edbaf126c13b99
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x636ccfd9162d - std::panicking::catch_unwind::h3d6a8652eceeabce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x636ccfd9162d - std::panic::catch_unwind::hbef0c501dd7bb498
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x636ccfd9162d - test::run_test_in_process::h400008a46a5006a0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x636ccfd9162d - test::run_test::{{closure}}::h9a131655b31d9427
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x636ccfd6ab74 - test::run_test::{{closure}}::he4a7177c216308c0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x636ccfd6ab74 - std::sys::backtrace::__rust_begin_short_backtrace::hd3980e9c55d6c539
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x636ccfd6e4aa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h18552df67c7aa9b8
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x636ccfd6e4aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3d7b285234641a08
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x636ccfd6e4aa - std::panicking::catch_unwind::do_call::h5a2b5cf36528a5b2
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x636ccfd6e4aa - std::panicking::catch_unwind::h7e8b531bbda77d20
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x636ccfd6e4aa - std::panic::catch_unwind::hf9bbb2040b4f1e6c
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x636ccfd6e4aa - std::thread::Builder::spawn_unchecked_::{{closure}}::h600f92cf68549574
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x636ccfd6e4aa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb6607307df8a1847
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x636ccfdb200f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6891ad53a5ed6f52
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x636ccfdb200f - std::sys::thread::unix::Thread::new::thread_start::h7f3e77fa86df70af
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x74b2b0a1eaa4 - <unknown>
[INFO] [stdout]   45:     0x74b2b0aaba64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- error_if_missing_constant stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'error_if_missing_constant' (23) panicked at tests/interpreter.rs:34:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "constant is missing"
[INFO] [stdout]  right: "description() is deprecated; use Display"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x636ccfddd262 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x636ccfddd262 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x636ccfddd262 - std::sys::backtrace::_print_fmt::h255777b7ec902439
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x636ccfddd262 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a1ac49fcd7ee8ce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x636ccfded2ef - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x636ccfded2ef - core::fmt::write::hbdcc0ec4f1bab1db
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x636ccfdaac03 - std::io::default_write_fmt::h2580ece0d4b58e51
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x636ccfdaac03 - std::io::Write::write_fmt::hac9e42858f273b87
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x636ccfdb6ad2 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x636ccfdbb5af - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x636ccfdbb441 - std::panicking::default_hook::h9d66b9642014ce48
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x636ccfd7d7ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c698701e444e564
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x636ccfd7d7ce - test::test_main_with_exit_callback::{{closure}}::ha1c98e7b69c4defb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x636ccfdbbbbf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc4f222a8a57c637a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x636ccfdbbbbf - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x636ccfdbba1a - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x636ccfdb6c09 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x636ccfd9f4fd - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x636ccfdf4c40 - core::panicking::panic_fmt::h774fb860369a0f7b
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x636ccfdf4a43 - core::panicking::assert_failed_inner::hbdde3a71af798a31
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:444:17
[INFO] [stdout]   20:     0x636ccfd5b176 - core::panicking::assert_failed::h53acd7b540ea0851
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:399:5
[INFO] [stdout]   21:     0x636ccfd49584 - interpreter::error_if_missing_constant::he8939a40dfbd59a2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/interpreter.rs:34:5
[INFO] [stdout]   22:     0x636ccfd49607 - interpreter::error_if_missing_constant::{{closure}}::h26c5b55505942d9a
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/interpreter.rs:15:31
[INFO] [stdout]   23:     0x636ccfd557b6 - core::ops::function::FnOnce::call_once::h920d633eb39d9fac
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x636ccfd7d61b - core::ops::function::FnOnce::call_once::h4f6eabe90cccb47d
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x636ccfd7d61b - test::__rust_begin_short_backtrace::h94208530f2b4c8c7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x636ccfd9162d - test::run_test_in_process::{{closure}}::hbdc6a45a78c46404
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x636ccfd9162d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7f9d8efc7eedd165
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x636ccfd9162d - std::panicking::catch_unwind::do_call::he5edbaf126c13b99
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x636ccfd9162d - std::panicking::catch_unwind::h3d6a8652eceeabce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x636ccfd9162d - std::panic::catch_unwind::hbef0c501dd7bb498
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x636ccfd9162d - test::run_test_in_process::h400008a46a5006a0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x636ccfd9162d - test::run_test::{{closure}}::h9a131655b31d9427
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x636ccfd6ab74 - test::run_test::{{closure}}::he4a7177c216308c0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x636ccfd6ab74 - std::sys::backtrace::__rust_begin_short_backtrace::hd3980e9c55d6c539
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x636ccfd6e4aa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h18552df67c7aa9b8
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x636ccfd6e4aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3d7b285234641a08
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x636ccfd6e4aa - std::panicking::catch_unwind::do_call::h5a2b5cf36528a5b2
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x636ccfd6e4aa - std::panicking::catch_unwind::h7e8b531bbda77d20
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x636ccfd6e4aa - std::panic::catch_unwind::hf9bbb2040b4f1e6c
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x636ccfd6e4aa - std::thread::Builder::spawn_unchecked_::{{closure}}::h600f92cf68549574
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x636ccfd6e4aa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb6607307df8a1847
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x636ccfdb200f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6891ad53a5ed6f52
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x636ccfdb200f - std::sys::thread::unix::Thread::new::thread_start::h7f3e77fa86df70af
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x74b2b0a1eaa4 - <unknown>
[INFO] [stdout]   45:     0x74b2b0aaba64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- can_handle_interupt stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'can_handle_interupt' (21) panicked at tests/interpreter.rs:62:26:
[INFO] [stdout] other error "description() is deprecated; use Display"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x636ccfddd262 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x636ccfddd262 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x636ccfddd262 - std::sys::backtrace::_print_fmt::h255777b7ec902439
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x636ccfddd262 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a1ac49fcd7ee8ce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x636ccfded2ef - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x636ccfded2ef - core::fmt::write::hbdcc0ec4f1bab1db
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x636ccfdaac03 - std::io::default_write_fmt::h2580ece0d4b58e51
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x636ccfdaac03 - std::io::Write::write_fmt::hac9e42858f273b87
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x636ccfdb6ad2 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x636ccfdbb5af - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x636ccfdbb441 - std::panicking::default_hook::h9d66b9642014ce48
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x636ccfd7d7ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c698701e444e564
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x636ccfd7d7ce - test::test_main_with_exit_callback::{{closure}}::ha1c98e7b69c4defb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x636ccfdbbbbf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc4f222a8a57c637a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x636ccfdbbbbf - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x636ccfdbba1a - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x636ccfdb6c09 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x636ccfd9f4fd - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x636ccfdf4c40 - core::panicking::panic_fmt::h774fb860369a0f7b
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x636ccfd47ebc - interpreter::can_handle_interupt::h2f692fff6ca61f7b
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/interpreter.rs:62:26
[INFO] [stdout]   20:     0x636ccfd47f17 - interpreter::can_handle_interupt::{{closure}}::h900112732bb949a7
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/interpreter.rs:38:25
[INFO] [stdout]   21:     0x636ccfd552d6 - core::ops::function::FnOnce::call_once::h3984dd97aba1d586
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x636ccfd7d61b - core::ops::function::FnOnce::call_once::h4f6eabe90cccb47d
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x636ccfd7d61b - test::__rust_begin_short_backtrace::h94208530f2b4c8c7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:663:18
[INFO] [stdout]   24:     0x636ccfd9162d - test::run_test_in_process::{{closure}}::hbdc6a45a78c46404
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:74
[INFO] [stdout]   25:     0x636ccfd9162d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7f9d8efc7eedd165
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   26:     0x636ccfd9162d - std::panicking::catch_unwind::do_call::he5edbaf126c13b99
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   27:     0x636ccfd9162d - std::panicking::catch_unwind::h3d6a8652eceeabce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   28:     0x636ccfd9162d - std::panic::catch_unwind::hbef0c501dd7bb498
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x636ccfd9162d - test::run_test_in_process::h400008a46a5006a0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:27
[INFO] [stdout]   30:     0x636ccfd9162d - test::run_test::{{closure}}::h9a131655b31d9427
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:607:43
[INFO] [stdout]   31:     0x636ccfd6ab74 - test::run_test::{{closure}}::he4a7177c216308c0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:637:41
[INFO] [stdout]   32:     0x636ccfd6ab74 - std::sys::backtrace::__rust_begin_short_backtrace::hd3980e9c55d6c539
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   33:     0x636ccfd6e4aa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h18552df67c7aa9b8
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   34:     0x636ccfd6e4aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3d7b285234641a08
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   35:     0x636ccfd6e4aa - std::panicking::catch_unwind::do_call::h5a2b5cf36528a5b2
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   36:     0x636ccfd6e4aa - std::panicking::catch_unwind::h7e8b531bbda77d20
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   37:     0x636ccfd6e4aa - std::panic::catch_unwind::hf9bbb2040b4f1e6c
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x636ccfd6e4aa - std::thread::Builder::spawn_unchecked_::{{closure}}::h600f92cf68549574
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   39:     0x636ccfd6e4aa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb6607307df8a1847
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x636ccfdb200f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6891ad53a5ed6f52
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   41:     0x636ccfdb200f - std::sys::thread::unix::Thread::new::thread_start::h7f3e77fa86df70af
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   42:     0x74b2b0a1eaa4 - <unknown>
[INFO] [stdout]   43:     0x74b2b0aaba64 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- error_if_pop_empty_stack stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'error_if_pop_empty_stack' (24) panicked at tests/interpreter.rs:116:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "stack underflow"
[INFO] [stdout]  right: "description() is deprecated; use Display"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x636ccfddd262 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x636ccfddd262 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x636ccfddd262 - std::sys::backtrace::_print_fmt::h255777b7ec902439
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x636ccfddd262 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a1ac49fcd7ee8ce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x636ccfded2ef - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x636ccfded2ef - core::fmt::write::hbdcc0ec4f1bab1db
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x636ccfdaac03 - std::io::default_write_fmt::h2580ece0d4b58e51
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x636ccfdaac03 - std::io::Write::write_fmt::hac9e42858f273b87
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x636ccfdb6ad2 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x636ccfdbb5af - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x636ccfdbb441 - std::panicking::default_hook::h9d66b9642014ce48
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x636ccfd7d7ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c698701e444e564
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x636ccfd7d7ce - test::test_main_with_exit_callback::{{closure}}::ha1c98e7b69c4defb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x636ccfdbbbbf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc4f222a8a57c637a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x636ccfdbbbbf - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x636ccfdbba1a - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x636ccfdb6c09 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x636ccfd9f4fd - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x636ccfdf4c40 - core::panicking::panic_fmt::h774fb860369a0f7b
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x636ccfdf4a43 - core::panicking::assert_failed_inner::hbdde3a71af798a31
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:444:17
[INFO] [stdout]   20:     0x636ccfd5b176 - core::panicking::assert_failed::h53acd7b540ea0851
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:399:5
[INFO] [stdout]   21:     0x636ccfd48be8 - interpreter::error_if_pop_empty_stack::hfd8f4e50cf62cf16
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/interpreter.rs:116:5
[INFO] [stdout]   22:     0x636ccfd48c67 - interpreter::error_if_pop_empty_stack::{{closure}}::h8ad1940b49c99839
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/interpreter.rs:97:30
[INFO] [stdout]   23:     0x636ccfd55436 - core::ops::function::FnOnce::call_once::h532f340e076332a3
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x636ccfd7d61b - core::ops::function::FnOnce::call_once::h4f6eabe90cccb47d
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x636ccfd7d61b - test::__rust_begin_short_backtrace::h94208530f2b4c8c7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x636ccfd9162d - test::run_test_in_process::{{closure}}::hbdc6a45a78c46404
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x636ccfd9162d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7f9d8efc7eedd165
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x636ccfd9162d - std::panicking::catch_unwind::do_call::he5edbaf126c13b99
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x636ccfd9162d - std::panicking::catch_unwind::h3d6a8652eceeabce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x636ccfd9162d - std::panic::catch_unwind::hbef0c501dd7bb498
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x636ccfd9162d - test::run_test_in_process::h400008a46a5006a0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x636ccfd9162d - test::run_test::{{closure}}::h9a131655b31d9427
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x636ccfd6ab74 - test::run_test::{{closure}}::he4a7177c216308c0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x636ccfd6ab74 - std::sys::backtrace::__rust_begin_short_backtrace::hd3980e9c55d6c539
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x636ccfd6e4aa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h18552df67c7aa9b8
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x636ccfd6e4aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3d7b285234641a08
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x636ccfd6e4aa - std::panicking::catch_unwind::do_call::h5a2b5cf36528a5b2
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x636ccfd6e4aa - std::panicking::catch_unwind::h7e8b531bbda77d20
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x636ccfd6e4aa - std::panic::catch_unwind::hf9bbb2040b4f1e6c
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x636ccfd6e4aa - std::thread::Builder::spawn_unchecked_::{{closure}}::h600f92cf68549574
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x636ccfd6e4aa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb6607307df8a1847
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x636ccfdb200f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6891ad53a5ed6f52
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x636ccfdb200f - std::sys::thread::unix::Thread::new::thread_start::h7f3e77fa86df70af
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x74b2b0a1eaa4 - <unknown>
[INFO] [stdout]   45:     0x74b2b0aaba64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     can_handle_interupt
[INFO] [stdout]     error_if_missing_const
[INFO] [stdout]     error_if_missing_constant
[INFO] [stdout]     error_if_pop_empty_stack
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 25 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test interpreter`
[INFO] running `Command { std: "docker" "inspect" "6460d89b37cb29685a58c31d6dbb602b58fefcc4b14c2f9cd19d0eb197f88669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6460d89b37cb29685a58c31d6dbb602b58fefcc4b14c2f9cd19d0eb197f88669", kill_on_drop: false }`
[INFO] [stdout] 6460d89b37cb29685a58c31d6dbb602b58fefcc4b14c2f9cd19d0eb197f88669
