[INFO] cloning repository https://github.com/domodwyer/pmc-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/domodwyer/pmc-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomodwyer%2Fpmc-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomodwyer%2Fpmc-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 038930a63598501a4ac5b25bd60a2aa8ac2f22b9
[INFO] testing domodwyer/pmc-rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomodwyer%2Fpmc-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/domodwyer/pmc-rs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/domodwyer/pmc-rs
[INFO] finished tweaking git repo https://github.com/domodwyer/pmc-rs
[INFO] tweaked toml for git repo https://github.com/domodwyer/pmc-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/domodwyer/pmc-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] b654f7d63b485f1ab1f54ee3ca810e59c88b0182ea0be95246c48b44e8d5e617
[INFO] running `Command { std: "docker" "start" "-a" "b654f7d63b485f1ab1f54ee3ca810e59c88b0182ea0be95246c48b44e8d5e617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b654f7d63b485f1ab1f54ee3ca810e59c88b0182ea0be95246c48b44e8d5e617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b654f7d63b485f1ab1f54ee3ca810e59c88b0182ea0be95246c48b44e8d5e617", kill_on_drop: false }`
[INFO] [stdout] b654f7d63b485f1ab1f54ee3ca810e59c88b0182ea0be95246c48b44e8d5e617
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 6b8ad7de35ea627d7e53a1d8ef85ec6e210a6f7ca97bdedf65536bef32b68267
[INFO] running `Command { std: "docker" "start" "-a" "6b8ad7de35ea627d7e53a1d8ef85ec6e210a6f7ca97bdedf65536bef32b68267", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling pmc-rs v0.2.1 (/opt/rustwide/workdir/pmc-rs)
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stdout] error[E0531]: cannot find unit struct, unit variant or constant `EPROGMISMATCH` in crate `libc`
[INFO] [stdout]    --> pmc-rs/src/counter.rs:358:28
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 Some(libc::EPROGMISMATCH) => Err(new_os_error(ErrorKind::VersionMismatch)),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0531`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pmc-rs` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6b8ad7de35ea627d7e53a1d8ef85ec6e210a6f7ca97bdedf65536bef32b68267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b8ad7de35ea627d7e53a1d8ef85ec6e210a6f7ca97bdedf65536bef32b68267", kill_on_drop: false }`
[INFO] [stdout] 6b8ad7de35ea627d7e53a1d8ef85ec6e210a6f7ca97bdedf65536bef32b68267