[INFO] cloning repository https://github.com/sjm42/bitrate-vumeter-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sjm42/bitrate-vumeter-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjm42%2Fbitrate-vumeter-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjm42%2Fbitrate-vumeter-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e574219088530304f9a7467e24511504121ed6c3
[INFO] testing sjm42/bitrate-vumeter-rs against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjm42%2Fbitrate-vumeter-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sjm42/bitrate-vumeter-rs 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] removed /workspace/builds/worker-2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/sjm42/bitrate-vumeter-rs
[INFO] finished tweaking git repo https://github.com/sjm42/bitrate-vumeter-rs
[INFO] tweaked toml for git repo https://github.com/sjm42/bitrate-vumeter-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/sjm42/bitrate-vumeter-rs 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 935fd34b346d8be252889196cd7824ed962b1eba224553e4c20e3b84da424f45
[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" "935fd34b346d8be252889196cd7824ed962b1eba224553e4c20e3b84da424f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "935fd34b346d8be252889196cd7824ed962b1eba224553e4c20e3b84da424f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "935fd34b346d8be252889196cd7824ed962b1eba224553e4c20e3b84da424f45", kill_on_drop: false }`
[INFO] [stdout] 935fd34b346d8be252889196cd7824ed962b1eba224553e4c20e3b84da424f45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b17e716eb609fbb30b6d3bb83e17b886955c354633e63d54aa63a5529c24d7fa
[INFO] running `Command { std: "docker" "start" "-a" "b17e716eb609fbb30b6d3bb83e17b886955c354633e63d54aa63a5529c24d7fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling safe-proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling safe-lock v0.1.3
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling anyhow v1.0.48
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling safe-quote v1.0.9
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling safe-regex-compiler v0.2.4
[INFO] [stderr]    Compiling safe-regex-macro v0.2.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling safe-regex v0.2.4
[INFO] [stderr]    Compiling build-data v0.1.3
[INFO] [stderr]    Compiling perf-vumeter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "b17e716eb609fbb30b6d3bb83e17b886955c354633e63d54aa63a5529c24d7fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b17e716eb609fbb30b6d3bb83e17b886955c354633e63d54aa63a5529c24d7fa", kill_on_drop: false }`
[INFO] [stdout] b17e716eb609fbb30b6d3bb83e17b886955c354633e63d54aa63a5529c24d7fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] b316e99a8641ae45d835557c2f8a57cebf44fa33399e6259b5f74740c7a34a3f
[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" "b316e99a8641ae45d835557c2f8a57cebf44fa33399e6259b5f74740c7a34a3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling perf-vumeter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "b316e99a8641ae45d835557c2f8a57cebf44fa33399e6259b5f74740c7a34a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b316e99a8641ae45d835557c2f8a57cebf44fa33399e6259b5f74740c7a34a3f", kill_on_drop: false }`
[INFO] [stdout] b316e99a8641ae45d835557c2f8a57cebf44fa33399e6259b5f74740c7a34a3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 28743674a6cfd33bd03df2429f521fbfb01c885d665c6a293bf8c8bc3e89fa1f
[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" "28743674a6cfd33bd03df2429f521fbfb01c885d665c6a293bf8c8bc3e89fa1f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/perf_vumeter-448d2aa2ded99882)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/perf_vumeter-84cd1be07248c8bf)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests perf-vumeter
[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] [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" "28743674a6cfd33bd03df2429f521fbfb01c885d665c6a293bf8c8bc3e89fa1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28743674a6cfd33bd03df2429f521fbfb01c885d665c6a293bf8c8bc3e89fa1f", kill_on_drop: false }`
[INFO] [stdout] 28743674a6cfd33bd03df2429f521fbfb01c885d665c6a293bf8c8bc3e89fa1f