[INFO] fetching crate byztime 2.0.0...
[INFO] testing byztime-2.0.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate byztime 2.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate byztime 2.0.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate byztime 2.0.0
[INFO] finished tweaking crates.io crate byztime 2.0.0
[INFO] tweaked toml for crates.io crate byztime 2.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4b94128d30042b4d6bf7825a94a53ebae10144413de96e5f817e07d47275186
[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" "d4b94128d30042b4d6bf7825a94a53ebae10144413de96e5f817e07d47275186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4b94128d30042b4d6bf7825a94a53ebae10144413de96e5f817e07d47275186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4b94128d30042b4d6bf7825a94a53ebae10144413de96e5f817e07d47275186", kill_on_drop: false }`
[INFO] [stdout] d4b94128d30042b4d6bf7825a94a53ebae10144413de96e5f817e07d47275186
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] f8d98f9a1fa8570bec1fb7957a26ec3032d8707a1f074f27f299f166b4822941
[INFO] running `Command { std: "docker" "start" "-a" "f8d98f9a1fa8570bec1fb7957a26ec3032d8707a1f074f27f299f166b4822941", kill_on_drop: false }`
[INFO] [stderr]    Compiling byztime-sys v2.0.0
[INFO] [stderr]    Compiling errno v0.2.7
[INFO] [stderr]    Compiling byztime v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `Command { std: "docker" "inspect" "f8d98f9a1fa8570bec1fb7957a26ec3032d8707a1f074f27f299f166b4822941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8d98f9a1fa8570bec1fb7957a26ec3032d8707a1f074f27f299f166b4822941", kill_on_drop: false }`
[INFO] [stdout] f8d98f9a1fa8570bec1fb7957a26ec3032d8707a1f074f27f299f166b4822941
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bc9024139b75e5775a713001db29ed5966a98df0aea8fe7220221c93b8202c4
[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" "6bc9024139b75e5775a713001db29ed5966a98df0aea8fe7220221c93b8202c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling quickcheck_derive v0.3.0
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling byztime v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.14s
[INFO] running `Command { std: "docker" "inspect" "6bc9024139b75e5775a713001db29ed5966a98df0aea8fe7220221c93b8202c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bc9024139b75e5775a713001db29ed5966a98df0aea8fe7220221c93b8202c4", kill_on_drop: false }`
[INFO] [stdout] 6bc9024139b75e5775a713001db29ed5966a98df0aea8fe7220221c93b8202c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 1e2f4e519d804c9892ab52a900af1470ee0cd994e41a54c6d3eceb03bb8d636e
[INFO] running `Command { std: "docker" "start" "-a" "1e2f4e519d804c9892ab52a900af1470ee0cd994e41a54c6d3eceb03bb8d636e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/byztime-758f75487acb19b7)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::scale_one ... ok
[INFO] [stdout] test tests::addition_is_commutative ... ok
[INFO] [stdout] test tests::local_time_succeeds ... ok
[INFO] [stdout] test tests::half_plus_half_is_one ... ok
[INFO] [stdout] test tests::add_cmp ... ok
[INFO] [stdout] test tests::real_time_succeeds ... ok
[INFO] [stdout] test tests::addition_is_associative ... ok
[INFO] [stdout] test tests::scale_two ... ok
[INFO] [stdout] test tests::equality_is_reflexive ... ok
[INFO] [stdout] test tests::subtraction_is_negated_addition ... ok
[INFO] [stdout] test tests::scale_zero ... ok
[INFO] [stdout] test tests::scale_neg_one ... ok
[INFO] [stdout] test tests::equality_of_denormals ... ok
[INFO] [stdout] test tests::scale_half ... ok
[INFO] [stdout] test tests::t_plus_zero_is_t ... ok
[INFO] [stdout] test tests::addition_panics_on_overflow - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests byztime
[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] running `Command { std: "docker" "inspect" "1e2f4e519d804c9892ab52a900af1470ee0cd994e41a54c6d3eceb03bb8d636e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e2f4e519d804c9892ab52a900af1470ee0cd994e41a54c6d3eceb03bb8d636e", kill_on_drop: false }`
[INFO] [stdout] 1e2f4e519d804c9892ab52a900af1470ee0cd994e41a54c6d3eceb03bb8d636e