[INFO] fetching crate polynomint 0.5.3...
[INFO] testing polynomint-0.5.3 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate polynomint 0.5.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate polynomint 0.5.3 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polynomint 0.5.3
[INFO] finished tweaking crates.io crate polynomint 0.5.3
[INFO] tweaked toml for crates.io crate polynomint 0.5.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e92606e2a33224287c319538d747f01ff4fdba6b7be805b79a9eee94a574860
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5e92606e2a33224287c319538d747f01ff4fdba6b7be805b79a9eee94a574860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e92606e2a33224287c319538d747f01ff4fdba6b7be805b79a9eee94a574860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e92606e2a33224287c319538d747f01ff4fdba6b7be805b79a9eee94a574860", kill_on_drop: false }`
[INFO] [stdout] 5e92606e2a33224287c319538d747f01ff4fdba6b7be805b79a9eee94a574860
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89123bdd21129f68e801ff05d3598a76f7d70ac16d3ce07d5af88db4abb1617b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "89123bdd21129f68e801ff05d3598a76f7d70ac16d3ce07d5af88db4abb1617b", kill_on_drop: false }`
[INFO] [stderr]    Compiling polynomint v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "89123bdd21129f68e801ff05d3598a76f7d70ac16d3ce07d5af88db4abb1617b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89123bdd21129f68e801ff05d3598a76f7d70ac16d3ce07d5af88db4abb1617b", kill_on_drop: false }`
[INFO] [stdout] 89123bdd21129f68e801ff05d3598a76f7d70ac16d3ce07d5af88db4abb1617b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a91e265a292a70d80e65831840141ef9cce8a7ff9ec4fcb9329661b7e046d02
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7a91e265a292a70d80e65831840141ef9cce8a7ff9ec4fcb9329661b7e046d02", kill_on_drop: false }`
[INFO] [stderr]    Compiling polynomint v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "7a91e265a292a70d80e65831840141ef9cce8a7ff9ec4fcb9329661b7e046d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a91e265a292a70d80e65831840141ef9cce8a7ff9ec4fcb9329661b7e046d02", kill_on_drop: false }`
[INFO] [stdout] 7a91e265a292a70d80e65831840141ef9cce8a7ff9ec4fcb9329661b7e046d02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2e96c18849157a94d0771cc583a79c9dd86316bdbd45797260b3ccec4c6220e4
[INFO] running `Command { std: "docker" "start" "-a" "2e96c18849157a94d0771cc583a79c9dd86316bdbd45797260b3ccec4c6220e4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polynomint-0165f8fe343b10f6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests polynomint
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - Polynomial::new (line 38) ... ok
[INFO] [stdout] test src/math.rs - math::Polynomial::has_root_mod (line 123) ... ok
[INFO] [stdout] test src/iter.rs - iter::Polynomial::iter (line 17) ... ok
[INFO] [stdout] test src/math.rs - math::Polynomial::has_root (line 106) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial::is_zero (line 89) ... ok
[INFO] [stdout] test src/math.rs - math::Polynomial::derivative (line 50) ... ok
[INFO] [stdout] test src/iter.rs - iter::Polynomial::iter_mut (line 37) ... ok
[INFO] [stdout] test src/math.rs - math::Polynomial::factor_root_mod (line 191) ... ok
[INFO] [stdout] test src/math.rs - math::Polynomial::times_x (line 7) ... ok
[INFO] [stdout] test src/math.rs - math::Polynomial::eval (line 75) ... ok
[INFO] [stdout] test src/math.rs - math::Polynomial::rem_euclid (line 25) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial::degree (line 69) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial (line 13) ... ok
[INFO] [stdout] test src/math.rs - math::Polynomial::factor_root (line 144) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e96c18849157a94d0771cc583a79c9dd86316bdbd45797260b3ccec4c6220e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e96c18849157a94d0771cc583a79c9dd86316bdbd45797260b3ccec4c6220e4", kill_on_drop: false }`
[INFO] [stdout] 2e96c18849157a94d0771cc583a79c9dd86316bdbd45797260b3ccec4c6220e4