[INFO] fetching crate symbolic_polynomials 0.1.0...
[INFO] checking symbolic_polynomials-0.1.0 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] extracting crate symbolic_polynomials 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate symbolic_polynomials 0.1.0 on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate symbolic_polynomials 0.1.0
[INFO] finished tweaking crates.io crate symbolic_polynomials 0.1.0
[INFO] tweaked toml for crates.io crate symbolic_polynomials 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 888064df6519d9f373d6aca459a68329aeb075b80b675a3efc95d00822694df2
[INFO] running `Command { std: "docker" "start" "-a" "888064df6519d9f373d6aca459a68329aeb075b80b675a3efc95d00822694df2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "888064df6519d9f373d6aca459a68329aeb075b80b675a3efc95d00822694df2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "888064df6519d9f373d6aca459a68329aeb075b80b675a3efc95d00822694df2", kill_on_drop: false }`
[INFO] [stdout] 888064df6519d9f373d6aca459a68329aeb075b80b675a3efc95d00822694df2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d117bec5b541b17173c72a84cd071949709ccf13d1995b046a16fdadf839d24e
[INFO] running `Command { std: "docker" "start" "-a" "d117bec5b541b17173c72a84cd071949709ccf13d1995b046a16fdadf839d24e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking symbolic_polynomials v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias is never used: `TestPolynomial`
[INFO] [stdout]  --> tests/monomial.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | type TestPolynomial = Polynomial<String, i64, u8>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TestMonomial`
[INFO] [stdout]  --> tests/functions.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | type TestMonomial = Monomial<String, i64, u8>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.77s
[INFO] running `Command { std: "docker" "inspect" "d117bec5b541b17173c72a84cd071949709ccf13d1995b046a16fdadf839d24e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d117bec5b541b17173c72a84cd071949709ccf13d1995b046a16fdadf839d24e", kill_on_drop: false }`
[INFO] [stdout] d117bec5b541b17173c72a84cd071949709ccf13d1995b046a16fdadf839d24e