[INFO] fetching crate pitch_calc 0.12.0...
[INFO] testing pitch_calc-0.12.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate pitch_calc 0.12.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pitch_calc 0.12.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pitch_calc 0.12.0
[INFO] finished tweaking crates.io crate pitch_calc 0.12.0
[INFO] tweaked toml for crates.io crate pitch_calc 0.12.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate pitch_calc 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", 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] ffcc55d3fdc0b1fcae6469acfc29ef0cee4ec0b623fd4cd19a4b8336d61af9c1
[INFO] running `Command { std: "docker" "start" "-a" "ffcc55d3fdc0b1fcae6469acfc29ef0cee4ec0b623fd4cd19a4b8336d61af9c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffcc55d3fdc0b1fcae6469acfc29ef0cee4ec0b623fd4cd19a4b8336d61af9c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffcc55d3fdc0b1fcae6469acfc29ef0cee4ec0b623fd4cd19a4b8336d61af9c1", kill_on_drop: false }`
[INFO] [stdout] ffcc55d3fdc0b1fcae6469acfc29ef0cee4ec0b623fd4cd19a4b8336d61af9c1
[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=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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8926ecc54534a950c714b778597b576bbcec532b9f27fa8cf9ed9ad77f1e1f50
[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" "8926ecc54534a950c714b778597b576bbcec532b9f27fa8cf9ed9ad77f1e1f50", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num-integer v0.1.34
[INFO] [stderr]    Compiling num-iter v0.1.33
[INFO] [stderr]    Compiling num-bigint v0.1.37
[INFO] [stderr]    Compiling num-complex v0.1.37
[INFO] [stderr]    Compiling num-rational v0.1.36
[INFO] [stderr]    Compiling num v0.1.37
[INFO] [stderr]    Compiling pitch_calc v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.38s
[INFO] running `Command { std: "docker" "inspect" "8926ecc54534a950c714b778597b576bbcec532b9f27fa8cf9ed9ad77f1e1f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8926ecc54534a950c714b778597b576bbcec532b9f27fa8cf9ed9ad77f1e1f50", kill_on_drop: false }`
[INFO] [stdout] 8926ecc54534a950c714b778597b576bbcec532b9f27fa8cf9ed9ad77f1e1f50
[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=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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74748071d23450299c56178a8ddd4b31db2934bc2b6d5fd1895ee40d36c79079
[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" "74748071d23450299c56178a8ddd4b31db2934bc2b6d5fd1895ee40d36c79079", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.50
[INFO] [stderr]    Compiling pitch_calc v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.15s
[INFO] running `Command { std: "docker" "inspect" "74748071d23450299c56178a8ddd4b31db2934bc2b6d5fd1895ee40d36c79079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74748071d23450299c56178a8ddd4b31db2934bc2b6d5fd1895ee40d36c79079", kill_on_drop: false }`
[INFO] [stdout] 74748071d23450299c56178a8ddd4b31db2934bc2b6d5fd1895ee40d36c79079
[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=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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] f6fc8e207157d5d4ecb5269bbc1fab3047d4e4e358b60e342aba8f0cfbdca5fe
[INFO] running `Command { std: "docker" "start" "-a" "f6fc8e207157d5d4ecb5269bbc1fab3047d4e4e358b60e342aba8f0cfbdca5fe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pitch_calc-105e83359a66d02a)
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running tests/serde.rs (/opt/rustwide/target/debug/deps/serde-b71bb6d17464f5f3)
[INFO] [stdout] test convert::tests::conversion ... ok
[INFO] [stdout] test convert::tests::function_call ... ok
[INFO] [stdout] test step::tests::test_into_integer ... ok
[INFO] [stdout] test step::tests::test_from_integer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pitch_calc
[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] [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" "f6fc8e207157d5d4ecb5269bbc1fab3047d4e4e358b60e342aba8f0cfbdca5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6fc8e207157d5d4ecb5269bbc1fab3047d4e4e358b60e342aba8f0cfbdca5fe", kill_on_drop: false }`
[INFO] [stdout] f6fc8e207157d5d4ecb5269bbc1fab3047d4e4e358b60e342aba8f0cfbdca5fe