[INFO] fetching crate symbolica 1.3.1...
[INFO] checking symbolica-1.3.1 against master#bb779a91568ac1ee0b8a9dcb6b69219ef30b18a3 for pr-149328
[INFO] extracting crate symbolica 1.3.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate symbolica 1.3.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate symbolica 1.3.1
[INFO] tweaked toml for crates.io crate symbolica 1.3.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate symbolica 1.3.1 on toolchain bb779a91568ac1ee0b8a9dcb6b69219ef30b18a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bb779a91568ac1ee0b8a9dcb6b69219ef30b18a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate symbolica 1.3.1 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" "+bb779a91568ac1ee0b8a9dcb6b69219ef30b18a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wstp v0.2.9
[INFO] [stderr]   Downloaded rustpython-parser-core v0.4.0
[INFO] [stderr]   Downloaded pyo3-macros v0.27.1
[INFO] [stderr]   Downloaded rustpython-parser-vendored v0.4.0
[INFO] [stderr]   Downloaded append-only-vec v0.1.7
[INFO] [stderr]   Downloaded mimalloc v0.1.48
[INFO] [stderr]   Downloaded inventory v0.2.3
[INFO] [stderr]   Downloaded wolfram-library-link-macros v0.2.10
[INFO] [stderr]   Downloaded process_path v0.1.4
[INFO] [stderr]   Downloaded graphica v1.2.0
[INFO] [stderr]   Downloaded libloading v0.9.0
[INFO] [stderr]   Downloaded pyo3-ffi v0.27.1
[INFO] [stderr]   Downloaded numpy v0.27.0
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.27.1
[INFO] [stderr]   Downloaded wolfram-library-link-sys v0.2.10
[INFO] [stderr]   Downloaded numerica v1.2.1
[INFO] [stderr]   Downloaded wide v0.8.1
[INFO] [stderr]   Downloaded safe_arch v0.9.2
[INFO] [stderr]   Downloaded rustpython-parser v0.4.0
[INFO] [stderr]   Downloaded rustpython-ast v0.4.0
[INFO] [stderr]   Downloaded wstp-sys v0.2.8
[INFO] [stderr]   Downloaded pyo3-stub-gen-derive v0.17.2
[INFO] [stderr]   Downloaded wolfram-library-link v0.2.10
[INFO] [stderr]   Downloaded wolfram-app-discovery v0.4.9
[INFO] [stderr]   Downloaded pyo3-log v0.13.2
[INFO] [stderr]   Downloaded pyo3-build-config v0.27.1
[INFO] [stderr]   Downloaded unicode_names2 v1.3.0
[INFO] [stderr]   Downloaded pyo3-stub-gen v0.17.2
[INFO] [stderr]   Downloaded lalrpop-util v0.20.2
[INFO] [stderr]   Downloaded rug v1.28.0
[INFO] [stderr]   Downloaded az v1.2.1
[INFO] [stderr]   Downloaded wolfram-expr v0.1.4
[INFO] [stderr]   Downloaded bincode-trait-derive v0.1.1
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.44
[INFO] [stderr]   Downloaded unicode_names2_generator v1.3.0
[INFO] [stderr]   Downloaded link-cplusplus v1.0.10
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.32.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.32.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.32.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.32.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.32.0
[INFO] [stderr]   Downloaded pyo3 v0.27.1
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.7
[INFO] [stderr]   Downloaded windows v0.32.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+bb779a91568ac1ee0b8a9dcb6b69219ef30b18a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 637137f76d6f2a40724f755c6040a1d27421683742c84936f8274cfe4ef1d376
[INFO] running `Command { std: "docker" "start" "-a" "637137f76d6f2a40724f755c6040a1d27421683742c84936f8274cfe4ef1d376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "637137f76d6f2a40724f755c6040a1d27421683742c84936f8274cfe4ef1d376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "637137f76d6f2a40724f755c6040a1d27421683742c84936f8274cfe4ef1d376", kill_on_drop: false }`
[INFO] [stdout] 637137f76d6f2a40724f755c6040a1d27421683742c84936f8274cfe4ef1d376
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+bb779a91568ac1ee0b8a9dcb6b69219ef30b18a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0868c1b0074eef7fab7651dd4aaf7a6fd921d43e7d153a3cc0f1d9304859400
[INFO] running `Command { std: "docker" "start" "-a" "f0868c1b0074eef7fab7651dd4aaf7a6fd921d43e7d153a3cc0f1d9304859400", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.7
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]    Compiling rug v1.28.0
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.44
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking rand_xoshiro v0.7.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking brotli-decompressor v5.0.0
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]    Compiling symbolica v1.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking libloading v0.9.0
[INFO] [stderr]     Checking tinyjson v2.5.1
[INFO] [stderr]     Checking self_cell v1.2.0
[INFO] [stderr]     Checking append-only-vec v0.1.7
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking safe_arch v0.9.2
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking brotli v8.0.2
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking wide v0.8.1
[INFO] [stderr]     Checking mimalloc v0.1.48
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking numerica v1.2.1
[INFO] [stderr]     Checking graphica v1.2.0
[INFO] [stdout] warning: unused import: `function`
[INFO] [stdout]     --> src/atom.rs:3000:9
[INFO] [stdout]      |
[INFO] [stdout] 3000 |         function,
[INFO] [stdout]      |         ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `i` is never read
[INFO] [stdout]     --> src/poly/factor.rs:2736:13
[INFO] [stdout]      |
[INFO] [stdout] 2736 |             i += 1;
[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 `pc` is never read
[INFO] [stdout]    --> src/poly/groebner.rs:753:21
[INFO] [stdout]     |
[INFO] [stdout] 753 |                     pc += 1;
[INFO] [stdout]     |                     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `i` is never read
[INFO] [stdout]     --> src/poly/factor.rs:2736:13
[INFO] [stdout]      |
[INFO] [stdout] 2736 |             i += 1;
[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 `pc` is never read
[INFO] [stdout]    --> src/poly/groebner.rs:753:21
[INFO] [stdout]     |
[INFO] [stdout] 753 |                     pc += 1;
[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 4m 29s
[INFO] running `Command { std: "docker" "inspect" "f0868c1b0074eef7fab7651dd4aaf7a6fd921d43e7d153a3cc0f1d9304859400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0868c1b0074eef7fab7651dd4aaf7a6fd921d43e7d153a3cc0f1d9304859400", kill_on_drop: false }`
[INFO] [stdout] f0868c1b0074eef7fab7651dd4aaf7a6fd921d43e7d153a3cc0f1d9304859400