[INFO] fetching crate pmc-rs 0.2.1...
[INFO] testing pmc-rs-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate pmc-rs 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pmc-rs 0.2.1 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 crates.io crate pmc-rs 0.2.1
[INFO] finished tweaking crates.io crate pmc-rs 0.2.1
[INFO] tweaked toml for crates.io crate pmc-rs 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate pmc-rs 0.2.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 9e922fc6fd11596e2051822c9585c78f4413e6d322c4e1c410052c77f1426be9
[INFO] running `Command { std: "docker" "start" "-a" "9e922fc6fd11596e2051822c9585c78f4413e6d322c4e1c410052c77f1426be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e922fc6fd11596e2051822c9585c78f4413e6d322c4e1c410052c77f1426be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e922fc6fd11596e2051822c9585c78f4413e6d322c4e1c410052c77f1426be9", kill_on_drop: false }`
[INFO] [stdout] 9e922fc6fd11596e2051822c9585c78f4413e6d322c4e1c410052c77f1426be9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] c6a368c4addcfb27e5016f5ccfd16c655b80014076496c50758248295829b2de
[INFO] running `Command { std: "docker" "start" "-a" "c6a368c4addcfb27e5016f5ccfd16c655b80014076496c50758248295829b2de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pmc-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0531]: cannot find unit struct, unit variant or constant `EPROGMISMATCH` in crate `libc`
[INFO] [stdout]    --> 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] running `Command { std: "docker" "inspect" "c6a368c4addcfb27e5016f5ccfd16c655b80014076496c50758248295829b2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6a368c4addcfb27e5016f5ccfd16c655b80014076496c50758248295829b2de", kill_on_drop: false }`
[INFO] [stdout] c6a368c4addcfb27e5016f5ccfd16c655b80014076496c50758248295829b2de