[INFO] fetching crate cargo-mextk 0.3.1...
[INFO] checking cargo-mextk-0.3.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate cargo-mextk 0.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cargo-mextk 0.3.1 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 cargo-mextk 0.3.1
[INFO] finished tweaking crates.io crate cargo-mextk 0.3.1
[INFO] tweaked toml for crates.io crate cargo-mextk 0.3.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate cargo-mextk 0.3.1 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cli-table v0.4.1
[INFO] [stderr]   Downloaded binread v1.4.1
[INFO] [stderr]   Downloaded cli-table-derive v0.4.0
[INFO] [stderr]   Downloaded gc-gcm v0.10.0
[INFO] [stderr]   Downloaded binread_derive v1.4.3
[INFO] [stderr]   Downloaded xdelta3 v0.1.5
[INFO] [stderr]   Downloaded bsdiff v0.1.3
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de49cfbfa073c9be24cd11fd3d39eafb7339db6d346eb284240c2c7b41c9205a
[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" "de49cfbfa073c9be24cd11fd3d39eafb7339db6d346eb284240c2c7b41c9205a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de49cfbfa073c9be24cd11fd3d39eafb7339db6d346eb284240c2c7b41c9205a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de49cfbfa073c9be24cd11fd3d39eafb7339db6d346eb284240c2c7b41c9205a", kill_on_drop: false }`
[INFO] [stdout] de49cfbfa073c9be24cd11fd3d39eafb7339db6d346eb284240c2c7b41c9205a
[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=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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 074ede5a1d716a6c411ad3cada64f2e49d739537e1e26aa28295ee0612412737
[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" "074ede5a1d716a6c411ad3cada64f2e49d739537e1e26aa28295ee0612412737", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking pathdiff v0.2.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking bsdiff v0.1.3
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking owo-colors v1.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking idna v0.2.1
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking ureq v2.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling binread_derive v1.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling include_dir_impl v0.6.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling cli-table-derive v0.4.0
[INFO] [stderr]     Checking cli-table v0.4.1
[INFO] [stderr]     Checking include_dir v0.6.0
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking zip v0.5.9
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]    Compiling xdelta3 v0.1.5
[INFO] [stderr]     Checking binread v1.4.1
[INFO] [stderr]     Checking gc-gcm v0.10.0
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]     Checking cargo-mextk v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 27s
[INFO] running `Command { std: "docker" "inspect" "074ede5a1d716a6c411ad3cada64f2e49d739537e1e26aa28295ee0612412737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "074ede5a1d716a6c411ad3cada64f2e49d739537e1e26aa28295ee0612412737", kill_on_drop: false }`
[INFO] [stdout] 074ede5a1d716a6c411ad3cada64f2e49d739537e1e26aa28295ee0612412737
