[INFO] fetching crate string_utils 0.1.1...
[INFO] checking string_utils-0.1.1 against master#ffa2e7ae8fbf9badc035740db949b9dae271c29f for pr-78338
[INFO] extracting crate string_utils 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate string_utils 0.1.1 on toolchain ffa2e7ae8fbf9badc035740db949b9dae271c29f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate string_utils 0.1.1
[INFO] finished tweaking crates.io crate string_utils 0.1.1
[INFO] tweaked toml for crates.io crate string_utils 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "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] 9f0c415a579d3c7c3e36225c415e1c3b21508f0f957cd02381f67e56d1d31176
[INFO] running `Command { std: "docker" "start" "-a" "9f0c415a579d3c7c3e36225c415e1c3b21508f0f957cd02381f67e56d1d31176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f0c415a579d3c7c3e36225c415e1c3b21508f0f957cd02381f67e56d1d31176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f0c415a579d3c7c3e36225c415e1c3b21508f0f957cd02381f67e56d1d31176", kill_on_drop: false }`
[INFO] [stdout] 9f0c415a579d3c7c3e36225c415e1c3b21508f0f957cd02381f67e56d1d31176
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "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] 9fb643d5b89d648904d0204b2c75c47b181929e29b697e7d9c29cadac82ea991
[INFO] running `Command { std: "docker" "start" "-a" "9fb643d5b89d648904d0204b2c75c47b181929e29b697e7d9c29cadac82ea991", kill_on_drop: false }`
[INFO] [stderr]     Checking permutation v0.2.5
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking vector_utils v0.1.3
[INFO] [stderr]     Checking string_utils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "9fb643d5b89d648904d0204b2c75c47b181929e29b697e7d9c29cadac82ea991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fb643d5b89d648904d0204b2c75c47b181929e29b697e7d9c29cadac82ea991", kill_on_drop: false }`
[INFO] [stdout] 9fb643d5b89d648904d0204b2c75c47b181929e29b697e7d9c29cadac82ea991