[INFO] fetching crate home-easy 0.2.1...
[INFO] checking home-easy-0.2.1 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate home-easy 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate home-easy 0.2.1 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/.cargo/config
[INFO] started tweaking crates.io crate home-easy 0.2.1
[INFO] finished tweaking crates.io crate home-easy 0.2.1
[INFO] tweaked toml for crates.io crate home-easy 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate home-easy 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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] 55709b6433b95d6f286b7832ca164a9578e1aca3a8791f8379844d266b5da7db
[INFO] running `Command { std: "docker" "start" "-a" "55709b6433b95d6f286b7832ca164a9578e1aca3a8791f8379844d266b5da7db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55709b6433b95d6f286b7832ca164a9578e1aca3a8791f8379844d266b5da7db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55709b6433b95d6f286b7832ca164a9578e1aca3a8791f8379844d266b5da7db", kill_on_drop: false }`
[INFO] [stdout] 55709b6433b95d6f286b7832ca164a9578e1aca3a8791f8379844d266b5da7db
[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=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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--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] d8f3eb74aa61e08fd89c49af421c7e080e10000a0a879af8ab2c2db9d85b12a9
[INFO] running `Command { std: "docker" "start" "-a" "d8f3eb74aa61e08fd89c49af421c7e080e10000a0a879af8ab2c2db9d85b12a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rppal v0.11.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]     Checking log4rs v0.7.0
[INFO] [stderr]     Checking home-easy v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.33s
[INFO] running `Command { std: "docker" "inspect" "d8f3eb74aa61e08fd89c49af421c7e080e10000a0a879af8ab2c2db9d85b12a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f3eb74aa61e08fd89c49af421c7e080e10000a0a879af8ab2c2db9d85b12a9", kill_on_drop: false }`
[INFO] [stdout] d8f3eb74aa61e08fd89c49af421c7e080e10000a0a879af8ab2c2db9d85b12a9