[INFO] cloning repository https://github.com/mthorning/now_playing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mthorning/now_playing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthorning%2Fnow_playing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthorning%2Fnow_playing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34c8baaa6e185f4fb9adca89b8fa0344a7ac5951
[INFO] checking mthorning/now_playing against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthorning%2Fnow_playing" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mthorning/now_playing on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mthorning/now_playing
[INFO] finished tweaking git repo https://github.com/mthorning/now_playing
[INFO] tweaked toml for git repo https://github.com/mthorning/now_playing written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/mthorning/now_playing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v0.4.4
[INFO] [stderr]   Downloaded os_type v2.2.0
[INFO] [stderr]   Downloaded thread_local v0.3.6
[INFO] [stderr]   Downloaded failure_derive v0.1.5
[INFO] [stderr]   Downloaded rdrand v0.4.0
[INFO] [stderr]   Downloaded memchr v2.2.0
[INFO] [stderr]   Downloaded rand_os v0.1.3
[INFO] [stderr]   Downloaded redox_syscall v0.1.54
[INFO] [stderr]   Downloaded quote v0.6.12
[INFO] [stderr]   Downloaded utf8-ranges v1.0.2
[INFO] [stderr]   Downloaded aho-corasick v0.7.3
[INFO] [stderr]   Downloaded serde v1.0.91
[INFO] [stderr]   Downloaded synstructure v0.10.2
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] [stderr]   Downloaded rustc-demangle v0.1.14
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.9
[INFO] [stderr]   Downloaded cc v1.0.37
[INFO] [stderr]   Downloaded nodrop v0.1.13
[INFO] [stderr]   Downloaded arrayvec v0.4.10
[INFO] [stderr]   Downloaded constant_time_eq v0.1.3
[INFO] [stderr]   Downloaded failure v0.1.5
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.1
[INFO] [stderr]   Downloaded argon2rs v0.2.5
[INFO] [stderr]   Downloaded redox_users v0.3.0
[INFO] [stderr]   Downloaded rand_core v0.4.0
[INFO] [stderr]   Downloaded blake2-rfc v0.2.18
[INFO] [stderr]   Downloaded bitflags v1.0.4
[INFO] [stderr]   Downloaded backtrace-sys v0.1.28
[INFO] [stderr]   Downloaded ucd-util v0.1.3
[INFO] [stderr]   Downloaded libc v0.2.55
[INFO] [stderr]   Downloaded regex v1.1.6
[INFO] [stderr]   Downloaded rand_core v0.3.1
[INFO] [stderr]   Downloaded autocfg v0.1.2
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] [stderr]   Downloaded serde_derive v1.0.91
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded lazy_static v1.3.0
[INFO] [stderr]   Downloaded serde_json v1.0.39
[INFO] [stderr]   Downloaded backtrace v0.3.20
[INFO] [stderr]   Downloaded regex-syntax v0.6.6
[INFO] [stderr]   Downloaded syn v0.15.34
[INFO] [stderr]   Downloaded ryu v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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] 8b20d2c768cbeeb60a41cc92a88e119229686e5498fddcc106bdb1279dbe82e8
[INFO] running `Command { std: "docker" "start" "-a" "8b20d2c768cbeeb60a41cc92a88e119229686e5498fddcc106bdb1279dbe82e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b20d2c768cbeeb60a41cc92a88e119229686e5498fddcc106bdb1279dbe82e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b20d2c768cbeeb60a41cc92a88e119229686e5498fddcc106bdb1279dbe82e8", kill_on_drop: false }`
[INFO] [stdout] 8b20d2c768cbeeb60a41cc92a88e119229686e5498fddcc106bdb1279dbe82e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab24b9e21d17261387257f25e7288daa5788242f57793801b83b6ef3849fdb45
[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" "ab24b9e21d17261387257f25e7288daa5788242f57793801b83b6ef3849fdb45", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking now_playing v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.68s
[INFO] running `Command { std: "docker" "inspect" "ab24b9e21d17261387257f25e7288daa5788242f57793801b83b6ef3849fdb45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab24b9e21d17261387257f25e7288daa5788242f57793801b83b6ef3849fdb45", kill_on_drop: false }`
[INFO] [stdout] ab24b9e21d17261387257f25e7288daa5788242f57793801b83b6ef3849fdb45