[INFO] fetching crate caldyn 0.4.3...
[INFO] testing caldyn-0.4.3 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate caldyn 0.4.3 into /workspace/builds/worker-3-tc2/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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate caldyn 0.4.3 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "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" "+beta-2026-01-20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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: v17.0.2)
[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" "+beta-2026-01-20" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f867c10c30dd35f18255db21b07e53ad73cb1b4c681714294ed54648cdd8798
[INFO] running `Command { std: "docker" "start" "-a" "1f867c10c30dd35f18255db21b07e53ad73cb1b4c681714294ed54648cdd8798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f867c10c30dd35f18255db21b07e53ad73cb1b4c681714294ed54648cdd8798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f867c10c30dd35f18255db21b07e53ad73cb1b4c681714294ed54648cdd8798", kill_on_drop: false }`
[INFO] [stdout] 1f867c10c30dd35f18255db21b07e53ad73cb1b4c681714294ed54648cdd8798
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bac61a2ffdf52bdef4c3240699d8362584c49643cf2a9f15241ff19adb55e842
[INFO] running `Command { std: "docker" "start" "-a" "bac61a2ffdf52bdef4c3240699d8362584c49643cf2a9f15241ff19adb55e842", 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)]` (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 |     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 0.68s
[INFO] running `Command { std: "docker" "inspect" "bac61a2ffdf52bdef4c3240699d8362584c49643cf2a9f15241ff19adb55e842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bac61a2ffdf52bdef4c3240699d8362584c49643cf2a9f15241ff19adb55e842", kill_on_drop: false }`
[INFO] [stdout] bac61a2ffdf52bdef4c3240699d8362584c49643cf2a9f15241ff19adb55e842
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb09c877a8c44bf6b16584f6387c4deb82d13a4ba4d857568e5deaedbde6b237
[INFO] running `Command { std: "docker" "start" "-a" "eb09c877a8c44bf6b16584f6387c4deb82d13a4ba4d857568e5deaedbde6b237", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling encode_unicode v0.1.3
[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)]` (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 |     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)]` (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 |     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 3.01s
[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 2`
[INFO] running `Command { std: "docker" "inspect" "eb09c877a8c44bf6b16584f6387c4deb82d13a4ba4d857568e5deaedbde6b237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb09c877a8c44bf6b16584f6387c4deb82d13a4ba4d857568e5deaedbde6b237", kill_on_drop: false }`
[INFO] [stdout] eb09c877a8c44bf6b16584f6387c4deb82d13a4ba4d857568e5deaedbde6b237
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 70d792d87d8f607caa4a702f1ad42f7163b9a6f1b332d121ccd02c15b7e7cd9d
[INFO] running `Command { std: "docker" "start" "-a" "70d792d87d8f607caa4a702f1ad42f7163b9a6f1b332d121ccd02c15b7e7cd9d", 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)]` (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 |     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 3 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 0.08s
[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 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/caldyn-b32a50214eef58dd)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test expr::tests::optimize ... ok
[INFO] [stdout] test expr::tests::idents ... ok
[INFO] [stdout] test expr::tests::eval ... ok
[INFO] [stdout] test expr::tests::values ... ok
[INFO] [stdout] test context::tests::variables ... 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' (24) 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:     0x5b67b22d7db2 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b67b22d7db2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b67b22d7db2 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5b67b22d7db2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5b67b22e828a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5b67b22e828a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x5b67b22a6d36 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5b67b22a6d36 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5b67b22b7299 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5b67b22b7299 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5b67b22b7131 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5b67b227b7de - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5b67b227b7de - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5b67b22b7512 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5b67b22b7512 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5b67b22b7358 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5b67b22b28e9 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5b67b229b92d - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5b67b22f106c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5b67b22f0f23 - core::panicking::assert_failed_inner::h5aabe811ef142622
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5b67b2258443 - core::panicking::assert_failed::hca86acc8b2a40ac1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5b67b225627b - caldyn::context::tests::debug::head7effd68d98ddb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/context.rs:150:9
[INFO] [stdout]   22:     0x5b67b22563f7 - caldyn::context::tests::debug::{{closure}}::h4f3f1d963a24df4c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/context.rs:140:15
[INFO] [stdout]   23:     0x5b67b225a316 - core::ops::function::FnOnce::call_once::h4aa4a1e11661aeab
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5b67b227b5db - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5b67b227b5db - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5b67b228efaa - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5b67b228efaa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5b67b228efaa - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5b67b228efaa - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5b67b228efaa - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5b67b228efaa - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5b67b228efaa - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5b67b2269404 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5b67b2269404 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5b67b226ccc2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5b67b226ccc2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5b67b226ccc2 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5b67b226ccc2 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5b67b226ccc2 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5b67b226ccc2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5b67b226ccc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5b67b22adb7f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5b67b22adb7f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   44:     0x7edba95b1aa4 - <unknown>
[INFO] [stdout]   45:     0x7edba963ea64 - 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 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "70d792d87d8f607caa4a702f1ad42f7163b9a6f1b332d121ccd02c15b7e7cd9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d792d87d8f607caa4a702f1ad42f7163b9a6f1b332d121ccd02c15b7e7cd9d", kill_on_drop: false }`
[INFO] [stdout] 70d792d87d8f607caa4a702f1ad42f7163b9a6f1b332d121ccd02c15b7e7cd9d
