[INFO] fetching crate caldyn 0.4.3...
[INFO] testing caldyn-0.4.3 against 1.90.0 for beta-1.91-2
[INFO] extracting crate caldyn 0.4.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate caldyn 0.4.3
[INFO] finished tweaking crates.io crate caldyn 0.4.3
[INFO] tweaked toml for crates.io crate caldyn 0.4.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate caldyn 0.4.3 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding rustyline v1.0.0 (available: v17.0.1)
[INFO] [stderr]       Adding shellexpand v1.1.1 (available: v3.1.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustyline v1.0.0
[INFO] [stderr]   Downloaded encode_unicode v0.1.3
[INFO] [stderr]   Downloaded shellexpand v1.1.1
[INFO] [stderr]   Downloaded nix v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c200c375145154abda529a8fca23c010538e44a82cc727ebf666018c8b927b1
[INFO] running `Command { std: "docker" "start" "-a" "1c200c375145154abda529a8fca23c010538e44a82cc727ebf666018c8b927b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c200c375145154abda529a8fca23c010538e44a82cc727ebf666018c8b927b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c200c375145154abda529a8fca23c010538e44a82cc727ebf666018c8b927b1", kill_on_drop: false }`
[INFO] [stdout] 1c200c375145154abda529a8fca23c010538e44a82cc727ebf666018c8b927b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd366dbc85f1b2068f62894a14b17c1d8fb225f3c3e32e7eeaba23b39f822648
[INFO] running `Command { std: "docker" "start" "-a" "cd366dbc85f1b2068f62894a14b17c1d8fb225f3c3e32e7eeaba23b39f822648", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling caldyn v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expr.rs:66:45
[INFO] [stdout]    |
[INFO] [stdout] 66 |                         let args = Box::new(try!(Ast::from_tokens(tokens, " in function call")));
[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/expr.rs:77:42
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     let right = Box::new(try!(Ast::from_tokens(tokens, " after operator")));
[INFO] [stdout]    |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expr.rs:78:41
[INFO] [stdout]    |
[INFO] [stdout] 78 |                     let left = Box::new(try!(Ast::from_tokens(tokens, " befor operator")));
[INFO] [stdout]    |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:103:49
[INFO] [stdout]     |
[INFO] [stdout] 103 |             Ast::Add(ref left, ref right) => Ok(try!(left.eval(context)) + try!(right.eval(context))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:103:76
[INFO] [stdout]     |
[INFO] [stdout] 103 |             Ast::Add(ref left, ref right) => Ok(try!(left.eval(context)) + try!(right.eval(context))),
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:104:49
[INFO] [stdout]     |
[INFO] [stdout] 104 |             Ast::Sub(ref left, ref right) => Ok(try!(left.eval(context)) - try!(right.eval(context))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:104:76
[INFO] [stdout]     |
[INFO] [stdout] 104 |             Ast::Sub(ref left, ref right) => Ok(try!(left.eval(context)) - try!(right.eval(context))),
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:105:49
[INFO] [stdout]     |
[INFO] [stdout] 105 |             Ast::Mul(ref left, ref right) => Ok(try!(left.eval(context)) * try!(right.eval(context))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:105:76
[INFO] [stdout]     |
[INFO] [stdout] 105 |             Ast::Mul(ref left, ref right) => Ok(try!(left.eval(context)) * try!(right.eval(context))),
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:106:49
[INFO] [stdout]     |
[INFO] [stdout] 106 |             Ast::Div(ref left, ref right) => Ok(try!(left.eval(context)) / try!(right.eval(context))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:106:76
[INFO] [stdout]     |
[INFO] [stdout] 106 |             Ast::Div(ref left, ref right) => Ok(try!(left.eval(context)) / try!(right.eval(context))),
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |             Ast::Exp(ref left, ref right) => Ok(try!(left.eval(context)).powf(try!(right.eval(context)))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:107:79
[INFO] [stdout]     |
[INFO] [stdout] 107 |             Ast::Exp(ref left, ref right) => Ok(try!(left.eval(context)).powf(try!(right.eval(context)))),
[INFO] [stdout]     |                                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:108:57
[INFO] [stdout]     |
[INFO] [stdout] 108 |             Ast::Function(ref func, ref arg) => Ok(func(try!(arg.eval(context)))),
[INFO] [stdout]     |                                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:221:42
[INFO] [stdout]     |
[INFO] [stdout] 221 |         'tokens: while let Some(token) = try!(lexer.next_token()) {
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:278:19
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let ast = try!(Ast::from_tokens(&mut output, ""));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/context.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |     query: Option<Box<Fn(&str) -> Option<f64> + '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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |     query: Option<Box<dyn Fn(&str) -> Option<f64> + 'a>>,
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn cause(&self) -> Option<&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] 31 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/expr.rs:55:14
[INFO] [stdout]    |
[INFO] [stdout] 38 | #[derive(Debug, Clone, PartialEq)]
[INFO] [stdout]    |                        --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 55 |     Function(fn(f64) -> f64, Box<Ast>),
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/expr.rs:365:20
[INFO] [stdout]     |
[INFO] [stdout] 365 |     fn new(string: &str) -> Lexer {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 365 |     fn new(string: &str) -> Lexer<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "cd366dbc85f1b2068f62894a14b17c1d8fb225f3c3e32e7eeaba23b39f822648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd366dbc85f1b2068f62894a14b17c1d8fb225f3c3e32e7eeaba23b39f822648", kill_on_drop: false }`
[INFO] [stdout] cd366dbc85f1b2068f62894a14b17c1d8fb225f3c3e32e7eeaba23b39f822648
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fa009ccaa390e1dbd7601307c97b1dd566bc1ec3cc005ece6caab45079dceaa
[INFO] running `Command { std: "docker" "start" "-a" "3fa009ccaa390e1dbd7601307c97b1dd566bc1ec3cc005ece6caab45079dceaa", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling encode_unicode v0.1.3
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expr.rs:66:45
[INFO] [stdout]    |
[INFO] [stdout] 66 |                         let args = Box::new(try!(Ast::from_tokens(tokens, " in function call")));
[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/expr.rs:77:42
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     let right = Box::new(try!(Ast::from_tokens(tokens, " after operator")));
[INFO] [stdout]    |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expr.rs:78:41
[INFO] [stdout]    |
[INFO] [stdout] 78 |                     let left = Box::new(try!(Ast::from_tokens(tokens, " befor operator")));
[INFO] [stdout]    |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:103:49
[INFO] [stdout]     |
[INFO] [stdout] 103 |             Ast::Add(ref left, ref right) => Ok(try!(left.eval(context)) + try!(right.eval(context))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:103:76
[INFO] [stdout]     |
[INFO] [stdout] 103 |             Ast::Add(ref left, ref right) => Ok(try!(left.eval(context)) + try!(right.eval(context))),
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:104:49
[INFO] [stdout]     |
[INFO] [stdout] 104 |             Ast::Sub(ref left, ref right) => Ok(try!(left.eval(context)) - try!(right.eval(context))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:104:76
[INFO] [stdout]     |
[INFO] [stdout] 104 |             Ast::Sub(ref left, ref right) => Ok(try!(left.eval(context)) - try!(right.eval(context))),
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:105:49
[INFO] [stdout]     |
[INFO] [stdout] 105 |             Ast::Mul(ref left, ref right) => Ok(try!(left.eval(context)) * try!(right.eval(context))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:105:76
[INFO] [stdout]     |
[INFO] [stdout] 105 |             Ast::Mul(ref left, ref right) => Ok(try!(left.eval(context)) * try!(right.eval(context))),
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:106:49
[INFO] [stdout]     |
[INFO] [stdout] 106 |             Ast::Div(ref left, ref right) => Ok(try!(left.eval(context)) / try!(right.eval(context))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:106:76
[INFO] [stdout]     |
[INFO] [stdout] 106 |             Ast::Div(ref left, ref right) => Ok(try!(left.eval(context)) / try!(right.eval(context))),
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |             Ast::Exp(ref left, ref right) => Ok(try!(left.eval(context)).powf(try!(right.eval(context)))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:107:79
[INFO] [stdout]     |
[INFO] [stdout] 107 |             Ast::Exp(ref left, ref right) => Ok(try!(left.eval(context)).powf(try!(right.eval(context)))),
[INFO] [stdout]     |                                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:108:57
[INFO] [stdout]     |
[INFO] [stdout] 108 |             Ast::Function(ref func, ref arg) => Ok(func(try!(arg.eval(context)))),
[INFO] [stdout]     |                                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:221:42
[INFO] [stdout]     |
[INFO] [stdout] 221 |         'tokens: while let Some(token) = try!(lexer.next_token()) {
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:278:19
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let ast = try!(Ast::from_tokens(&mut output, ""));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/context.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |     query: Option<Box<Fn(&str) -> Option<f64> + '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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |     query: Option<Box<dyn Fn(&str) -> Option<f64> + 'a>>,
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn cause(&self) -> Option<&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] 31 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/expr.rs:55:14
[INFO] [stdout]    |
[INFO] [stdout] 38 | #[derive(Debug, Clone, PartialEq)]
[INFO] [stdout]    |                        --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 55 |     Function(fn(f64) -> f64, Box<Ast>),
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/expr.rs:365:20
[INFO] [stdout]     |
[INFO] [stdout] 365 |     fn new(string: &str) -> Lexer {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 365 |     fn new(string: &str) -> Lexer<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling shellexpand v1.1.1
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling caldyn v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expr.rs:66:45
[INFO] [stdout]    |
[INFO] [stdout] 66 |                         let args = Box::new(try!(Ast::from_tokens(tokens, " in function call")));
[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/expr.rs:77:42
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     let right = Box::new(try!(Ast::from_tokens(tokens, " after operator")));
[INFO] [stdout]    |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expr.rs:78:41
[INFO] [stdout]    |
[INFO] [stdout] 78 |                     let left = Box::new(try!(Ast::from_tokens(tokens, " befor operator")));
[INFO] [stdout]    |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:103:49
[INFO] [stdout]     |
[INFO] [stdout] 103 |             Ast::Add(ref left, ref right) => Ok(try!(left.eval(context)) + try!(right.eval(context))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:103:76
[INFO] [stdout]     |
[INFO] [stdout] 103 |             Ast::Add(ref left, ref right) => Ok(try!(left.eval(context)) + try!(right.eval(context))),
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:104:49
[INFO] [stdout]     |
[INFO] [stdout] 104 |             Ast::Sub(ref left, ref right) => Ok(try!(left.eval(context)) - try!(right.eval(context))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:104:76
[INFO] [stdout]     |
[INFO] [stdout] 104 |             Ast::Sub(ref left, ref right) => Ok(try!(left.eval(context)) - try!(right.eval(context))),
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:105:49
[INFO] [stdout]     |
[INFO] [stdout] 105 |             Ast::Mul(ref left, ref right) => Ok(try!(left.eval(context)) * try!(right.eval(context))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:105:76
[INFO] [stdout]     |
[INFO] [stdout] 105 |             Ast::Mul(ref left, ref right) => Ok(try!(left.eval(context)) * try!(right.eval(context))),
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:106:49
[INFO] [stdout]     |
[INFO] [stdout] 106 |             Ast::Div(ref left, ref right) => Ok(try!(left.eval(context)) / try!(right.eval(context))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:106:76
[INFO] [stdout]     |
[INFO] [stdout] 106 |             Ast::Div(ref left, ref right) => Ok(try!(left.eval(context)) / try!(right.eval(context))),
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |             Ast::Exp(ref left, ref right) => Ok(try!(left.eval(context)).powf(try!(right.eval(context)))),
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:107:79
[INFO] [stdout]     |
[INFO] [stdout] 107 |             Ast::Exp(ref left, ref right) => Ok(try!(left.eval(context)).powf(try!(right.eval(context)))),
[INFO] [stdout]     |                                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:108:57
[INFO] [stdout]     |
[INFO] [stdout] 108 |             Ast::Function(ref func, ref arg) => Ok(func(try!(arg.eval(context)))),
[INFO] [stdout]     |                                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:221:42
[INFO] [stdout]     |
[INFO] [stdout] 221 |         'tokens: while let Some(token) = try!(lexer.next_token()) {
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:278:19
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let ast = try!(Ast::from_tokens(&mut output, ""));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/context.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |     query: Option<Box<Fn(&str) -> Option<f64> + '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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |     query: Option<Box<dyn Fn(&str) -> Option<f64> + 'a>>,
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn cause(&self) -> Option<&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] 31 |     fn cause(&self) -> Option<&dyn error::Error> {
[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/expr.rs:585:42
[INFO] [stdout]     |
[INFO] [stdout] 585 |         assert_eq!(result.err().unwrap().description(), "name 'z' is not defined");
[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/expr.rs:587:42
[INFO] [stdout]     |
[INFO] [stdout] 587 |         assert_eq!(result.err().unwrap().description(), "name 'a' is not defined");
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/expr.rs:55:14
[INFO] [stdout]    |
[INFO] [stdout] 38 | #[derive(Debug, Clone, PartialEq)]
[INFO] [stdout]    |                        --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 55 |     Function(fn(f64) -> f64, Box<Ast>),
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/expr.rs:365:20
[INFO] [stdout]     |
[INFO] [stdout] 365 |     fn new(string: &str) -> Lexer {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 365 |     fn new(string: &str) -> Lexer<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.90s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "3fa009ccaa390e1dbd7601307c97b1dd566bc1ec3cc005ece6caab45079dceaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fa009ccaa390e1dbd7601307c97b1dd566bc1ec3cc005ece6caab45079dceaa", kill_on_drop: false }`
[INFO] [stdout] 3fa009ccaa390e1dbd7601307c97b1dd566bc1ec3cc005ece6caab45079dceaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ae53e101af027556dcad0c1a9d3ba62cecd685f9b38f12beb9105317a7c0dbaa
[INFO] running `Command { std: "docker" "start" "-a" "ae53e101af027556dcad0c1a9d3ba62cecd685f9b38f12beb9105317a7c0dbaa", 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/expr.rs:66:45
[INFO] [stderr]    |
[INFO] [stderr] 66 |                         let args = Box::new(try!(Ast::from_tokens(tokens, " in function call")));
[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/expr.rs:77:42
[INFO] [stderr]    |
[INFO] [stderr] 77 |                     let right = Box::new(try!(Ast::from_tokens(tokens, " after operator")));
[INFO] [stderr]    |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/expr.rs:78:41
[INFO] [stderr]    |
[INFO] [stderr] 78 |                     let left = Box::new(try!(Ast::from_tokens(tokens, " befor operator")));
[INFO] [stderr]    |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/expr.rs:103:49
[INFO] [stderr]     |
[INFO] [stderr] 103 |             Ast::Add(ref left, ref right) => Ok(try!(left.eval(context)) + try!(right.eval(context))),
[INFO] [stderr]     |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/expr.rs:103:76
[INFO] [stderr]     |
[INFO] [stderr] 103 |             Ast::Add(ref left, ref right) => Ok(try!(left.eval(context)) + try!(right.eval(context))),
[INFO] [stderr]     |                                                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/expr.rs:104:49
[INFO] [stderr]     |
[INFO] [stderr] 104 |             Ast::Sub(ref left, ref right) => Ok(try!(left.eval(context)) - try!(right.eval(context))),
[INFO] [stderr]     |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/expr.rs:104:76
[INFO] [stderr]     |
[INFO] [stderr] 104 |             Ast::Sub(ref left, ref right) => Ok(try!(left.eval(context)) - try!(right.eval(context))),
[INFO] [stderr]     |                                                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/expr.rs:105:49
[INFO] [stderr]     |
[INFO] [stderr] 105 |             Ast::Mul(ref left, ref right) => Ok(try!(left.eval(context)) * try!(right.eval(context))),
[INFO] [stderr]     |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/expr.rs:105:76
[INFO] [stderr]     |
[INFO] [stderr] 105 |             Ast::Mul(ref left, ref right) => Ok(try!(left.eval(context)) * try!(right.eval(context))),
[INFO] [stderr]     |                                                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/expr.rs:106:49
[INFO] [stderr]     |
[INFO] [stderr] 106 |             Ast::Div(ref left, ref right) => Ok(try!(left.eval(context)) / try!(right.eval(context))),
[INFO] [stderr]     |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/expr.rs:106:76
[INFO] [stderr]     |
[INFO] [stderr] 106 |             Ast::Div(ref left, ref right) => Ok(try!(left.eval(context)) / try!(right.eval(context))),
[INFO] [stderr]     |                                                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/expr.rs:107:49
[INFO] [stderr]     |
[INFO] [stderr] 107 |             Ast::Exp(ref left, ref right) => Ok(try!(left.eval(context)).powf(try!(right.eval(context)))),
[INFO] [stderr]     |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/expr.rs:107:79
[INFO] [stderr]     |
[INFO] [stderr] 107 |             Ast::Exp(ref left, ref right) => Ok(try!(left.eval(context)).powf(try!(right.eval(context)))),
[INFO] [stderr]     |                                                                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/expr.rs:108:57
[INFO] [stderr]     |
[INFO] [stderr] 108 |             Ast::Function(ref func, ref arg) => Ok(func(try!(arg.eval(context)))),
[INFO] [stderr]     |                                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/expr.rs:221:42
[INFO] [stderr]     |
[INFO] [stderr] 221 |         'tokens: while let Some(token) = try!(lexer.next_token()) {
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/expr.rs:278:19
[INFO] [stderr]     |
[INFO] [stderr] 278 |         let ast = try!(Ast::from_tokens(&mut output, ""));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/context.rs:20:23
[INFO] [stderr]    |
[INFO] [stderr] 20 |     query: Option<Box<Fn(&str) -> Option<f64> + '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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 20 |     query: Option<Box<dyn Fn(&str) -> Option<f64> + 'a>>,
[INFO] [stderr]    |                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn cause(&self) -> Option<&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] 31 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stderr]    |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stderr]   --> src/expr.rs:55:14
[INFO] [stderr]    |
[INFO] [stderr] 38 | #[derive(Debug, Clone, PartialEq)]
[INFO] [stderr]    |                        --------- in this derive macro expansion
[INFO] [stderr] ...
[INFO] [stderr] 55 |     Function(fn(f64) -> f64, Box<Ast>),
[INFO] [stderr]    |              ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the address of the same function can vary between different codegen units
[INFO] [stderr]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stderr]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stderr]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/expr.rs:365:20
[INFO] [stderr]     |
[INFO] [stderr] 365 |     fn new(string: &str) -> Lexer {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 365 |     fn new(string: &str) -> Lexer<'_> {
[INFO] [stderr]     |                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `caldyn` (lib) generated 20 warnings (run `cargo fix --lib -p caldyn` to apply 2 suggestions)
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/expr.rs:585:42
[INFO] [stderr]     |
[INFO] [stderr] 585 |         assert_eq!(result.err().unwrap().description(), "name 'z' is not defined");
[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/expr.rs:587:42
[INFO] [stderr]     |
[INFO] [stderr] 587 |         assert_eq!(result.err().unwrap().description(), "name 'a' is not defined");
[INFO] [stderr]     |                                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `caldyn` (lib test) generated 22 warnings (20 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/caldyn-dba9ab20c81c31d8)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test expr::tests::idents ... ok
[INFO] [stdout] test context::tests::variables ... ok
[INFO] [stdout] test expr::tests::eval ... ok
[INFO] [stdout] test expr::tests::optimize ... ok
[INFO] [stdout] test expr::tests::values ... ok
[INFO] [stdout] test expr::tests::parse ... ok
[INFO] [stdout] test context::tests::debug ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- context::tests::debug stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'context::tests::debug' panicked at src/context.rs:150:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "Context {\n    value: {\n        \"a\": 2.4,\n    },\n    query: \"None\",\n}"
[INFO] [stdout]  right: "Context {\n    value: {\n        \"a\": 2.4\n    },\n    query: \"None\"\n}"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f3fd3918122 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f3fd3918122 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f3fd3918122 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5f3fd3918122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5f3fd393e9d3 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5f3fd393e9d3 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5f3fd39150a3 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5f3fd39150a3 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5f3fd3917f72 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5f3fd3919699 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5f3fd39194ce - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5f3fd38e1aa4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5f3fd38e1aa4 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5f3fd391a06e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5f3fd391a06e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5f3fd3919e3a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5f3fd3918619 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5f3fd3919acd - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5f3fd393cdd0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5f3fd393d0f3 - core::panicking::assert_failed_inner::h102b4539a88470c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:448:17
[INFO] [stdout]   20:     0x5f3fd38a6a76 - core::panicking::assert_failed::h5726c95a638c9c64
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:403:5
[INFO] [stdout]   21:     0x5f3fd38a83ab - caldyn::context::tests::debug::h33c8ca3c4f793490
[INFO] [stdout]                                at /opt/rustwide/workdir/src/context.rs:150:9
[INFO] [stdout]   22:     0x5f3fd38a8137 - caldyn::context::tests::debug::{{closure}}::h3069f6c0d20b3fa6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/context.rs:140:15
[INFO] [stdout]   23:     0x5f3fd38a2f46 - core::ops::function::FnOnce::call_once::hd4c9122e34c917d2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x5f3fd38e730b - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x5f3fd38e730b - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x5f3fd38e6445 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x5f3fd38e6445 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5f3fd38e6445 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x5f3fd38e6445 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x5f3fd38e6445 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5f3fd38e6445 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x5f3fd38e6445 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x5f3fd38aa044 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x5f3fd38aa044 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x5f3fd38ada1a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5f3fd38ada1a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5f3fd38ada1a - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x5f3fd38ada1a - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x5f3fd38ada1a - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5f3fd38ada1a - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5f3fd38ada1a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   42:     0x5f3fd391cfef - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x5f3fd391cfef - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   44:     0x7779bd189aa4 - <unknown>
[INFO] [stdout]   45:     0x7779bd216a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     context::tests::debug
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "ae53e101af027556dcad0c1a9d3ba62cecd685f9b38f12beb9105317a7c0dbaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae53e101af027556dcad0c1a9d3ba62cecd685f9b38f12beb9105317a7c0dbaa", kill_on_drop: false }`
[INFO] [stdout] ae53e101af027556dcad0c1a9d3ba62cecd685f9b38f12beb9105317a7c0dbaa
