[INFO] fetching crate polynomial-ring 0.4.1...
[INFO] testing polynomial-ring-0.4.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate polynomial-ring 0.4.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate polynomial-ring 0.4.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polynomial-ring 0.4.1
[INFO] finished tweaking crates.io crate polynomial-ring 0.4.1
[INFO] tweaked toml for crates.io crate polynomial-ring 0.4.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ring-algorithm v0.4.0
[INFO] [stderr]   Downloaded auto_ops v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83455ede04d5032b936b8ac8bfcc3add937b357519cfeb0feb5fc788be3bb5fa
[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" "83455ede04d5032b936b8ac8bfcc3add937b357519cfeb0feb5fc788be3bb5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83455ede04d5032b936b8ac8bfcc3add937b357519cfeb0feb5fc788be3bb5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83455ede04d5032b936b8ac8bfcc3add937b357519cfeb0feb5fc788be3bb5fa", kill_on_drop: false }`
[INFO] [stdout] 83455ede04d5032b936b8ac8bfcc3add937b357519cfeb0feb5fc788be3bb5fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b0619a492762b01fce0bb89b54b58ea69ee0e9a28256a5965eead57599c9b40
[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" "0b0619a492762b01fce0bb89b54b58ea69ee0e9a28256a5965eead57599c9b40", kill_on_drop: false }`
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling ring-algorithm v0.4.0
[INFO] [stderr]    Compiling polynomial-ring v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.56s
[INFO] running `Command { std: "docker" "inspect" "0b0619a492762b01fce0bb89b54b58ea69ee0e9a28256a5965eead57599c9b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b0619a492762b01fce0bb89b54b58ea69ee0e9a28256a5965eead57599c9b40", kill_on_drop: false }`
[INFO] [stdout] 0b0619a492762b01fce0bb89b54b58ea69ee0e9a28256a5965eead57599c9b40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af9f767ca51ebda922703978ff3bf1c4609993bd14456a1b975fe2a754319011
[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" "af9f767ca51ebda922703978ff3bf1c4609993bd14456a1b975fe2a754319011", kill_on_drop: false }`
[INFO] [stderr]    Compiling auto_ops v0.3.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling polynomial-ring v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.11s
[INFO] running `Command { std: "docker" "inspect" "af9f767ca51ebda922703978ff3bf1c4609993bd14456a1b975fe2a754319011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af9f767ca51ebda922703978ff3bf1c4609993bd14456a1b975fe2a754319011", kill_on_drop: false }`
[INFO] [stdout] af9f767ca51ebda922703978ff3bf1c4609993bd14456a1b975fe2a754319011
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 369b38bf0a7b8665a1666f6fd30e44800f569e7026394334ffdcc4b4d453d4b0
[INFO] running `Command { std: "docker" "start" "-a" "369b38bf0a7b8665a1666f6fd30e44800f569e7026394334ffdcc4b4d453d4b0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polynomial_ring-cc0528152bb568ab)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-4dc1352bd8657da1)
[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] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test add ... ok
[INFO] [stdout] test add2 ... ok
[INFO] [stdout] test mul ... ok
[INFO] [stdout] test neg ... ok
[INFO] [stdout] test mul2 ... ok
[INFO] [stdout] test sum ... ok
[INFO] [stdout] test product ... ok
[INFO] [stdout] test scalar_div ... ok
[INFO] [stdout] test sub ... ok
[INFO] [stdout] test display ... ok
[INFO] [stdout] test scalar_mul ... ok
[INFO] [stdout] test sub2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests polynomial-ring
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - Polynomial<T>::coefs (line 69) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<T>::deg (line 39) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<M>::new (line 130) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<K>::monic (line 511) ... ok
[INFO] [stdout] test src/lib.rs - polynomial (line 172) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<K>::division (line 531) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<R>::eval (line 304) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<T>::lc (line 56) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<M>::from_monomial (line 148) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<K>::square_free (line 566) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<R>::derivative (line 327) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<R>::resultant (line 426) ... ok
[INFO] [stdout] test src/lib.rs - Polynomial<R>::pseudo_division (line 361) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "369b38bf0a7b8665a1666f6fd30e44800f569e7026394334ffdcc4b4d453d4b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "369b38bf0a7b8665a1666f6fd30e44800f569e7026394334ffdcc4b4d453d4b0", kill_on_drop: false }`
[INFO] [stdout] 369b38bf0a7b8665a1666f6fd30e44800f569e7026394334ffdcc4b4d453d4b0