[INFO] updating cached repository https://github.com/quebin31/muso
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be87e0dbfce0f7481a8d7d7692dc96824dcf5d9c
[INFO] checking quebin31/muso against master#e22b61bff0bdd08be7665607cb7be3748c8a35d2 for pr-74627
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquebin31%2Fmuso" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quebin31/muso on toolchain e22b61bff0bdd08be7665607cb7be3748c8a35d2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quebin31/muso
[INFO] finished tweaking git repo https://github.com/quebin31/muso
[INFO] tweaked toml for git repo https://github.com/quebin31/muso written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/quebin31/muso already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46478e90d006cc47dba3c3f6b994149332f50e4c8117fb4eeb284d9a931ae3ed
[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" "46478e90d006cc47dba3c3f6b994149332f50e4c8117fb4eeb284d9a931ae3ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46478e90d006cc47dba3c3f6b994149332f50e4c8117fb4eeb284d9a931ae3ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46478e90d006cc47dba3c3f6b994149332f50e4c8117fb4eeb284d9a931ae3ed", kill_on_drop: false }`
[INFO] [stdout] 46478e90d006cc47dba3c3f6b994149332f50e4c8117fb4eeb284d9a931ae3ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bc0f6bacc8d45f75a8a2dac0fcd619e459b91ac70e192b8f2513b46a6a0457a
[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" "0bc0f6bacc8d45f75a8a2dac0fcd619e459b91ac70e192b8f2513b46a6a0457a", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling anyhow v1.0.27
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking tinyvec v0.3.2
[INFO] [stderr]     Checking common_macros v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]     Checking inotify v0.7.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking shellexpand v2.0.0
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking metaflac v0.2.1
[INFO] [stderr]     Checking infer v0.1.4
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking id3 v0.5.0
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking lewton v0.10.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking thiserror v1.0.11
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking human-panic v1.0.1
[INFO] [stderr]     Checking muso v1.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "0bc0f6bacc8d45f75a8a2dac0fcd619e459b91ac70e192b8f2513b46a6a0457a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bc0f6bacc8d45f75a8a2dac0fcd619e459b91ac70e192b8f2513b46a6a0457a", kill_on_drop: false }`
[INFO] [stdout] 0bc0f6bacc8d45f75a8a2dac0fcd619e459b91ac70e192b8f2513b46a6a0457a