[INFO] fetching crate monochord 0.1.1...
[INFO] testing monochord-0.1.1 against 1.45.2 for beta-1.46-1
[INFO] extracting crate monochord 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate monochord 0.1.1 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate monochord 0.1.1
[INFO] finished tweaking crates.io crate monochord 0.1.1
[INFO] tweaked toml for crates.io crate monochord 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] b82b595695db9f36e4254800e8d15fa322439735d34d481df036bf94301082ad
[INFO] running `Command { std: "docker" "start" "-a" "b82b595695db9f36e4254800e8d15fa322439735d34d481df036bf94301082ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b82b595695db9f36e4254800e8d15fa322439735d34d481df036bf94301082ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b82b595695db9f36e4254800e8d15fa322439735d34d481df036bf94301082ad", kill_on_drop: false }`
[INFO] [stdout] b82b595695db9f36e4254800e8d15fa322439735d34d481df036bf94301082ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7168b71b15512d0cc79f40f269e945c6cfcb1b0c5db4c48fa074f331e5836e10
[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" "7168b71b15512d0cc79f40f269e945c6cfcb1b0c5db4c48fa074f331e5836e10", kill_on_drop: false }`
[INFO] [stderr]    Compiling monochord v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "7168b71b15512d0cc79f40f269e945c6cfcb1b0c5db4c48fa074f331e5836e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7168b71b15512d0cc79f40f269e945c6cfcb1b0c5db4c48fa074f331e5836e10", kill_on_drop: false }`
[INFO] [stdout] 7168b71b15512d0cc79f40f269e945c6cfcb1b0c5db4c48fa074f331e5836e10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6798b234052feef39e639cce4f749dfb2b159d3f57be795160ef86f2462306c
[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" "b6798b234052feef39e639cce4f749dfb2b159d3f57be795160ef86f2462306c", kill_on_drop: false }`
[INFO] [stderr]    Compiling monochord v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "b6798b234052feef39e639cce4f749dfb2b159d3f57be795160ef86f2462306c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6798b234052feef39e639cce4f749dfb2b159d3f57be795160ef86f2462306c", kill_on_drop: false }`
[INFO] [stdout] b6798b234052feef39e639cce4f749dfb2b159d3f57be795160ef86f2462306c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8973ceba0cf130145cc88e1c2e8c6a20ffbbd1f4a1daa66965cbb8a85ec93110
[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" "8973ceba0cf130145cc88e1c2e8c6a20ffbbd1f4a1daa66965cbb8a85ec93110", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/monochord-a27673ff5a7fd2f0
[INFO] [stdout] running 4 tests
[INFO] [stderr]    Doc-tests monochord
[INFO] [stdout] test tests::hz_div_hz ... ok
[INFO] [stdout] test tests::hz_plus_cents ... ok
[INFO] [stdout] test tuning::tests::cyclic_tuning ... ok
[INFO] [stdout] test tests::cents_ratio ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Hz (line 15) ... ok
[INFO] [stdout] test src/tuning.rs - tuning::CyclicTuning (line 98) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8973ceba0cf130145cc88e1c2e8c6a20ffbbd1f4a1daa66965cbb8a85ec93110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8973ceba0cf130145cc88e1c2e8c6a20ffbbd1f4a1daa66965cbb8a85ec93110", kill_on_drop: false }`
[INFO] [stdout] 8973ceba0cf130145cc88e1c2e8c6a20ffbbd1f4a1daa66965cbb8a85ec93110