[INFO] fetching crate polenta 0.1.1...
[INFO] testing polenta-0.1.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate polenta 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate polenta 0.1.1
[INFO] finished tweaking crates.io crate polenta 0.1.1
[INFO] tweaked toml for crates.io crate polenta 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate polenta 0.1.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate polenta 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbae4d74f75eba8974975ee85d91f83df719e822d1b1dc51400c99c3e3293c64
[INFO] running `Command { std: "docker" "start" "-a" "dbae4d74f75eba8974975ee85d91f83df719e822d1b1dc51400c99c3e3293c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbae4d74f75eba8974975ee85d91f83df719e822d1b1dc51400c99c3e3293c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbae4d74f75eba8974975ee85d91f83df719e822d1b1dc51400c99c3e3293c64", kill_on_drop: false }`
[INFO] [stdout] dbae4d74f75eba8974975ee85d91f83df719e822d1b1dc51400c99c3e3293c64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c26205a2e4e5c85b065e1febe18c6377fae058f52c5cdf4c822e15ef393ca7bd
[INFO] running `Command { std: "docker" "start" "-a" "c26205a2e4e5c85b065e1febe18c6377fae058f52c5cdf4c822e15ef393ca7bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling once_cell v1.20.0
[INFO] [stderr]    Compiling owo-colors v4.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.0
[INFO] [stderr]    Compiling is_ci v1.2.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling supports-hyperlinks v3.0.0
[INFO] [stderr]    Compiling textwrap v0.16.1
[INFO] [stderr]    Compiling supports-unicode v3.0.0
[INFO] [stderr]    Compiling supports-color v3.0.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling terminal_size v0.3.0
[INFO] [stderr]    Compiling backtrace-ext v0.2.1
[INFO] [stderr]    Compiling lambdaworks-math v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling miette-derive v7.2.0
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling pest v2.7.12
[INFO] [stderr]    Compiling miette v7.2.0
[INFO] [stderr]    Compiling pest_meta v2.7.12
[INFO] [stderr]    Compiling pest_generator v2.7.12
[INFO] [stderr]    Compiling pest_derive v2.7.12
[INFO] [stderr]    Compiling polenta v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `src` is never read
[INFO] [stdout]   --> src/errors.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     src: NamedSource<String>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `problem` is never read
[INFO] [stdout]   --> src/errors.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     problem: SourceSpan,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `help` is never read
[INFO] [stdout]   --> src/errors.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     help: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.37s
[INFO] running `Command { std: "docker" "inspect" "c26205a2e4e5c85b065e1febe18c6377fae058f52c5cdf4c822e15ef393ca7bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c26205a2e4e5c85b065e1febe18c6377fae058f52c5cdf4c822e15ef393ca7bd", kill_on_drop: false }`
[INFO] [stdout] c26205a2e4e5c85b065e1febe18c6377fae058f52c5cdf4c822e15ef393ca7bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebf9dea1e40f0b7e8545694a208f11f27d503ba6a7ebfa038bf30a8a8e07e68c
[INFO] running `Command { std: "docker" "start" "-a" "ebf9dea1e40f0b7e8545694a208f11f27d503ba6a7ebfa038bf30a8a8e07e68c", kill_on_drop: false }`
[INFO] [stderr]    Compiling polenta v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `src` is never read
[INFO] [stdout]   --> src/errors.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     src: NamedSource<String>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `problem` is never read
[INFO] [stdout]   --> src/errors.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     problem: SourceSpan,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `help` is never read
[INFO] [stdout]   --> src/errors.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     help: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `src` is never read
[INFO] [stdout]   --> src/errors.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     src: NamedSource<String>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `problem` is never read
[INFO] [stdout]   --> src/errors.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     problem: SourceSpan,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `help` is never read
[INFO] [stdout]   --> src/errors.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     help: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "ebf9dea1e40f0b7e8545694a208f11f27d503ba6a7ebfa038bf30a8a8e07e68c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf9dea1e40f0b7e8545694a208f11f27d503ba6a7ebfa038bf30a8a8e07e68c", kill_on_drop: false }`
[INFO] [stdout] ebf9dea1e40f0b7e8545694a208f11f27d503ba6a7ebfa038bf30a8a8e07e68c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e11cd2a0d6ea7490cce4eb7da1743ad18f0e6f294f5bbfca773ce40c45a9b501
[INFO] running `Command { std: "docker" "start" "-a" "e11cd2a0d6ea7490cce4eb7da1743ad18f0e6f294f5bbfca773ce40c45a9b501", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]   --> src/errors.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     src: NamedSource<String>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `problem` is never read
[INFO] [stderr]   --> src/errors.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     problem: SourceSpan,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `help` is never read
[INFO] [stderr]   --> src/errors.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     help: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `polenta` (lib) generated 3 warnings
[INFO] [stderr] warning: `polenta` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polenta-e0e8791374f828ed)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/assert.rs (/opt/rustwide/target/debug/deps/assert-56ebde1c968aa0e7)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_assert_expr_eq ... ok
[INFO] [stdout] test test_assert_let ... ok
[INFO] [stdout] test test_assert_inv ... ok
[INFO] [stdout] test test_assert_expr_ne ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/errors.rs (/opt/rustwide/target/debug/deps/errors-7fd1bf41434c4aaf)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_syntax_error ... ok
[INFO] [stdout] test test_div_by_zero ... ok
[INFO] [stdout] test test_unknown_identifier ... ok
[INFO] [stderr]      Running tests/polynomials.rs (/opt/rustwide/target/debug/deps/polynomials-ee5eead8d5c1eb8a)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_poly_eval_chain ... ok
[INFO] [stdout] test test_multiplications ... ok
[INFO] [stdout] test test_const_eval ... ok
[INFO] [stdout] test test_poly_with_identifier ... ok
[INFO] [stdout] test test_poly_eval ... ok
[INFO] [stdout] test test_let_shadowing ... ok
[INFO] [stdout] test test_power_precedence ... ok
[INFO] [stdout] test test_poly_powers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/statements.rs (/opt/rustwide/target/debug/deps/statements-39c72523aee6b5ff)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test expr_many_terminators ... ok
[INFO] [stdout] test test_large ... ok
[INFO] [stdout] test test_minus ... ok
[INFO] [stdout] test test_div ... ok
[INFO] [stdout] test test_let_2 ... ok
[INFO] [stdout] test test_let_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests polenta
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e11cd2a0d6ea7490cce4eb7da1743ad18f0e6f294f5bbfca773ce40c45a9b501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11cd2a0d6ea7490cce4eb7da1743ad18f0e6f294f5bbfca773ce40c45a9b501", kill_on_drop: false }`
[INFO] [stdout] e11cd2a0d6ea7490cce4eb7da1743ad18f0e6f294f5bbfca773ce40c45a9b501
