[INFO] crate polynom 0.1.1 is already in cache
[INFO] testing polynom-0.1.1 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate polynom 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate polynom 0.1.1 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polynom 0.1.1
[INFO] finished tweaking crates.io crate polynom 0.1.1
[INFO] tweaked toml for crates.io crate polynom 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f29887117d93b7da9172324f2541974357bde2526c33a03b146ba50b889ce78
[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" "3f29887117d93b7da9172324f2541974357bde2526c33a03b146ba50b889ce78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f29887117d93b7da9172324f2541974357bde2526c33a03b146ba50b889ce78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f29887117d93b7da9172324f2541974357bde2526c33a03b146ba50b889ce78", kill_on_drop: false }`
[INFO] [stdout] 3f29887117d93b7da9172324f2541974357bde2526c33a03b146ba50b889ce78
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 2c43c5d8f910bcc09d0a3a67ae23d65adbf5f0bbb1c6a118d0417a74925397a4
[INFO] running `Command { std: "docker" "start" "-a" "2c43c5d8f910bcc09d0a3a67ae23d65adbf5f0bbb1c6a118d0417a74925397a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling polynom v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "2c43c5d8f910bcc09d0a3a67ae23d65adbf5f0bbb1c6a118d0417a74925397a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c43c5d8f910bcc09d0a3a67ae23d65adbf5f0bbb1c6a118d0417a74925397a4", kill_on_drop: false }`
[INFO] [stdout] 2c43c5d8f910bcc09d0a3a67ae23d65adbf5f0bbb1c6a118d0417a74925397a4
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78e86a9597799429d7a76a7f47df40eb9d879149476b8720dc8a9796bd192bfb
[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" "78e86a9597799429d7a76a7f47df40eb9d879149476b8720dc8a9796bd192bfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling polynom v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "78e86a9597799429d7a76a7f47df40eb9d879149476b8720dc8a9796bd192bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78e86a9597799429d7a76a7f47df40eb9d879149476b8720dc8a9796bd192bfb", kill_on_drop: false }`
[INFO] [stdout] 78e86a9597799429d7a76a7f47df40eb9d879149476b8720dc8a9796bd192bfb
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 17857f01c6a6c17c548aec8d088637f9b4abe26fd9561572f4ac56dd318bc0b8
[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" "17857f01c6a6c17c548aec8d088637f9b4abe26fd9561572f4ac56dd318bc0b8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/polynom-5f108644aa90386d
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test polynomial::tests::test_double_negative_subtract ... ok
[INFO] [stdout] test polynomial::tests::test_evaluate_at_negative ... ok
[INFO] [stdout] test polynomial::tests::test_multiply_simple ... ok
[INFO] [stdout] test polynomial::tests::test_new_polynomial_from_ints ... ok
[INFO] [stdout] test polynomial::tests::test_string_representation ... ok
[INFO] [stdout] test polynomial::tests::test_add_negative_coefficients ... ok
[INFO] [stdout] test polynomial::tests::test_subtract ... ok
[INFO] [stdout] test polynomial::tests::test_strip_from_end_on_polynomial ... ok
[INFO] [stdout] test polynomial::tests::test_zero_polynomial ... ok
[INFO] [stdout] test polynomial::tests::test_zero_special_case_degree ... ok
[INFO] [stdout] test polynomial::tests::test_degree ... ok
[INFO] [stdout] test polynomial::tests::test_strip_from_end ... ok
[INFO] [stderr]    Doc-tests polynom
[INFO] [stdout] test polynomial::tests::test_add ... ok
[INFO] [stdout] test polynomial::tests::test_evaluate_at_zero ... ok
[INFO] [stdout] test polynomial::tests::test_multiply_negative ... ok
[INFO] [stdout] test polynomial::tests::test_multiply ... ok
[INFO] [stdout] test polynomial::tests::test_evaluate_at_five ... ok
[INFO] [stdout] test polynomial::tests::test_negative_subtract ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/polynomial.rs - polynomial::Polynomial::sub (line 122) ... ok
[INFO] [stdout] test src/polynomial.rs - polynomial::Polynomial::degree (line 215) ... ok
[INFO] [stdout] test src/polynomial.rs - polynomial::Polynomial::new (line 42) ... ok
[INFO] [stdout] test src/polynomial.rs - polynomial::Polynomial::evaluate_at (line 167) ... ok
[INFO] [stdout] test src/polynomial.rs - polynomial::Polynomial::add (line 92) ... ok
[INFO] [stdout] test src/polynomial.rs - polynomial::Polynomial::multiply (line 144) ... ok
[INFO] [stdout] test src/polynomial.rs - polynomial::Polynomial::from_ints (line 66) ... ok
[INFO] [stdout] test src/polynomial.rs - polynomial::Polynomial::as_string (line 184) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "17857f01c6a6c17c548aec8d088637f9b4abe26fd9561572f4ac56dd318bc0b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17857f01c6a6c17c548aec8d088637f9b4abe26fd9561572f4ac56dd318bc0b8", kill_on_drop: false }`
[INFO] [stdout] 17857f01c6a6c17c548aec8d088637f9b4abe26fd9561572f4ac56dd318bc0b8