[INFO] crate cargo-pack-docker 0.4.0 is already in cache
[INFO] checking cargo-pack-docker-0.4.0 against try#3738e44c8fffe9e1fdfda9304a4df74ce7b29152 for pr-68746
[INFO] extracting crate cargo-pack-docker 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cargo-pack-docker 0.4.0 on toolchain 3738e44c8fffe9e1fdfda9304a4df74ce7b29152
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cargo-pack-docker 0.4.0
[INFO] finished tweaking crates.io crate cargo-pack-docker 0.4.0
[INFO] tweaked toml for crates.io crate cargo-pack-docker 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "/opt/rustwide/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0912c2095d3a9866533952db8ed98bf9efadf9004a347be5c842b2b4a7fd853e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "0912c2095d3a9866533952db8ed98bf9efadf9004a347be5c842b2b4a7fd853e"`
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]     Checking walkdir v0.1.8
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking which v2.0.1
[INFO] [stderr]     Checking copy_dir v0.1.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking crates-io v0.20.0
[INFO] [stderr]     Checking rustfix v0.4.6
[INFO] [stderr]     Checking cargo v0.32.0
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking cargo-pack v0.5.0
[INFO] [stderr]     Checking cargo-pack-docker v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.89s
[INFO] running `"docker" "inspect" "0912c2095d3a9866533952db8ed98bf9efadf9004a347be5c842b2b4a7fd853e"`
[INFO] running `"docker" "rm" "-f" "0912c2095d3a9866533952db8ed98bf9efadf9004a347be5c842b2b4a7fd853e"`
[INFO] [stdout] 0912c2095d3a9866533952db8ed98bf9efadf9004a347be5c842b2b4a7fd853e