[INFO] fetching crate polynomial-ring 0.1.1...
[INFO] testing polynomial-ring-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate polynomial-ring 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate polynomial-ring 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polynomial-ring 0.1.1
[INFO] finished tweaking crates.io crate polynomial-ring 0.1.1
[INFO] tweaked toml for crates.io crate polynomial-ring 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e027af26c1f47015f6c40b3e15e6f6a225c0570175869d788fbe5201c2f81e3
[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" "5e027af26c1f47015f6c40b3e15e6f6a225c0570175869d788fbe5201c2f81e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e027af26c1f47015f6c40b3e15e6f6a225c0570175869d788fbe5201c2f81e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e027af26c1f47015f6c40b3e15e6f6a225c0570175869d788fbe5201c2f81e3", kill_on_drop: false }`
[INFO] [stdout] 5e027af26c1f47015f6c40b3e15e6f6a225c0570175869d788fbe5201c2f81e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", 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] 0a1db345d0a75c2ccd428815b60276a80802eeb0c467d749c1bb0dd3a3060119
[INFO] running `Command { std: "docker" "start" "-a" "0a1db345d0a75c2ccd428815b60276a80802eeb0c467d749c1bb0dd3a3060119", kill_on_drop: false }`
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling ring-algorithm v0.2.2
[INFO] [stderr]    Compiling polynomial-ring v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `Command { std: "docker" "inspect" "0a1db345d0a75c2ccd428815b60276a80802eeb0c467d749c1bb0dd3a3060119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a1db345d0a75c2ccd428815b60276a80802eeb0c467d749c1bb0dd3a3060119", kill_on_drop: false }`
[INFO] [stdout] 0a1db345d0a75c2ccd428815b60276a80802eeb0c467d749c1bb0dd3a3060119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 3d55919cbd9d040870cb8cfce7897cb04c483201fd953e2c6d4863623805b76f
[INFO] running `Command { std: "docker" "start" "-a" "3d55919cbd9d040870cb8cfce7897cb04c483201fd953e2c6d4863623805b76f", kill_on_drop: false }`
[INFO] [stderr]    Compiling auto_ops v0.1.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling polynomial-ring v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.33s
[INFO] running `Command { std: "docker" "inspect" "3d55919cbd9d040870cb8cfce7897cb04c483201fd953e2c6d4863623805b76f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d55919cbd9d040870cb8cfce7897cb04c483201fd953e2c6d4863623805b76f", kill_on_drop: false }`
[INFO] [stdout] 3d55919cbd9d040870cb8cfce7897cb04c483201fd953e2c6d4863623805b76f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 5a8ebd747d4f64e5a8f0187265931bcf3c5cb582dbadb9b2819888bb91e1df9c
[INFO] running `Command { std: "docker" "start" "-a" "5a8ebd747d4f64e5a8f0187265931bcf3c5cb582dbadb9b2819888bb91e1df9c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/polynomial_ring-9f60cda4f12dc151
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test::add ... ok
[INFO] [stdout] test test::add2 ... ok
[INFO] [stdout] test test::sub ... ok
[INFO] [stdout] test test::sub2 ... ok
[INFO] [stdout] test test::sum ... ok
[INFO] [stdout] test test::product ... ok
[INFO] [stdout] test test::display ... ok
[INFO] [stdout] test test::mul ... ok
[INFO] [stdout] test test::mul2 ... ok
[INFO] [stdout] test test::neg ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests polynomial-ring
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - Polynomial<T>::deg (line 27) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<M>::from_monomial (line 165) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<T>::lc (line 44) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<M>::new (line 147) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<R>::derivative (line 384) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<R>::eval (line 361) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<K>::division (line 486) ... ok
[INFO] [stdout] test src/lib.rs - polynomial (line 186) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<K>::monic (line 466) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5a8ebd747d4f64e5a8f0187265931bcf3c5cb582dbadb9b2819888bb91e1df9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a8ebd747d4f64e5a8f0187265931bcf3c5cb582dbadb9b2819888bb91e1df9c", kill_on_drop: false }`
[INFO] [stdout] 5a8ebd747d4f64e5a8f0187265931bcf3c5cb582dbadb9b2819888bb91e1df9c