[INFO] fetching crate polymath 0.3.1...
[INFO] testing polymath-0.3.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate polymath 0.3.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate polymath 0.3.1
[INFO] finished tweaking crates.io crate polymath 0.3.1
[INFO] tweaked toml for crates.io crate polymath 0.3.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate polymath 0.3.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16b147ccceda43e321a1bf1e77dbd32f4f923739d155e7bf10177dda77755ba3
[INFO] running `Command { std: "docker" "start" "-a" "16b147ccceda43e321a1bf1e77dbd32f4f923739d155e7bf10177dda77755ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16b147ccceda43e321a1bf1e77dbd32f4f923739d155e7bf10177dda77755ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16b147ccceda43e321a1bf1e77dbd32f4f923739d155e7bf10177dda77755ba3", kill_on_drop: false }`
[INFO] [stdout] 16b147ccceda43e321a1bf1e77dbd32f4f923739d155e7bf10177dda77755ba3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d6d745b5da26867df5a9395a3047f685fe47375aca32da745c259cd4a7724e0
[INFO] running `Command { std: "docker" "start" "-a" "4d6d745b5da26867df5a9395a3047f685fe47375aca32da745c259cd4a7724e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling polymath v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::traits::*`
[INFO] [stdout]   --> src/lib.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub use super::traits::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "4d6d745b5da26867df5a9395a3047f685fe47375aca32da745c259cd4a7724e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d6d745b5da26867df5a9395a3047f685fe47375aca32da745c259cd4a7724e0", kill_on_drop: false }`
[INFO] [stdout] 4d6d745b5da26867df5a9395a3047f685fe47375aca32da745c259cd4a7724e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 760769370a848889f96f73b85707a8bb47220b4f52dc7f432ae54b34110c491f
[INFO] running `Command { std: "docker" "start" "-a" "760769370a848889f96f73b85707a8bb47220b4f52dc7f432ae54b34110c491f", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `super::traits::*`
[INFO] [stdout]   --> src/lib.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub use super::traits::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling polymath v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::traits::*`
[INFO] [stdout]   --> src/lib.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub use super::traits::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "760769370a848889f96f73b85707a8bb47220b4f52dc7f432ae54b34110c491f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "760769370a848889f96f73b85707a8bb47220b4f52dc7f432ae54b34110c491f", kill_on_drop: false }`
[INFO] [stdout] 760769370a848889f96f73b85707a8bb47220b4f52dc7f432ae54b34110c491f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1bae072f05cb5a6e01cd5f7816c1530d825f1b64b60746ae56a0d7111491cfd5
[INFO] running `Command { std: "docker" "start" "-a" "1bae072f05cb5a6e01cd5f7816c1530d825f1b64b60746ae56a0d7111491cfd5", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::traits::*`
[INFO] [stderr]   --> src/lib.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub use super::traits::*;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `polymath` (lib) generated 1 warning (run `cargo fix --lib -p polymath` to apply 1 suggestion)
[INFO] [stderr] warning: `polymath` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polymath-41b602256539ab7f)
[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]    Doc-tests polymath
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/types/matrix/mod.rs - types::matrix::Matrix<T>::new (line 41) ... ok
[INFO] [stdout] test src/types/matrix/mod.rs - types::matrix::Matrix<T>::from_vec (line 59) ... ok
[INFO] [stdout] test src/types/matrix/mod.rs - types::matrix::Matrix (line 20) ... ok
[INFO] [stdout] test src/lib.rs - PolymathError::other (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1bae072f05cb5a6e01cd5f7816c1530d825f1b64b60746ae56a0d7111491cfd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bae072f05cb5a6e01cd5f7816c1530d825f1b64b60746ae56a0d7111491cfd5", kill_on_drop: false }`
[INFO] [stdout] 1bae072f05cb5a6e01cd5f7816c1530d825f1b64b60746ae56a0d7111491cfd5