[INFO] fetching crate gifski 1.2.2...
[INFO] checking gifski-1.2.2 against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] extracting crate gifski 1.2.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gifski 1.2.2 on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gifski 1.2.2
[INFO] finished tweaking crates.io crate gifski 1.2.2
[INFO] tweaked toml for crates.io crate gifski 1.2.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate gifski 1.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "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] 570f64ffb5425aa771b9206075e2393f8a8567b68e8d28aacb9154e010b4c9bd
[INFO] running `Command { std: "docker" "start" "-a" "570f64ffb5425aa771b9206075e2393f8a8567b68e8d28aacb9154e010b4c9bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "570f64ffb5425aa771b9206075e2393f8a8567b68e8d28aacb9154e010b4c9bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "570f64ffb5425aa771b9206075e2393f8a8567b68e8d28aacb9154e010b4c9bd", kill_on_drop: false }`
[INFO] [stdout] 570f64ffb5425aa771b9206075e2393f8a8567b68e8d28aacb9154e010b4c9bd
[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=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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 941b7b861089f1c1c87c5641d5cd307ce81c31cc273a1d2384c2a0d092edc9ea
[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" "941b7b861089f1c1c87c5641d5cd307ce81c31cc273a1d2384c2a0d092edc9ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking imgref v1.7.0
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]     Checking wild v2.0.4
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]     Checking rgb v0.8.25
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking gif-dispose v3.0.0
[INFO] [stderr]     Checking resize v0.5.5
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling imagequant-sys v2.13.0
[INFO] [stderr]    Compiling gifsicle v1.92.2
[INFO] [stderr]     Checking pbr v1.0.3
[INFO] [stderr]     Checking lodepng v3.2.2
[INFO] [stderr]     Checking imagequant v2.13.0
[INFO] [stderr]     Checking gifski v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.32s
[INFO] running `Command { std: "docker" "inspect" "941b7b861089f1c1c87c5641d5cd307ce81c31cc273a1d2384c2a0d092edc9ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "941b7b861089f1c1c87c5641d5cd307ce81c31cc273a1d2384c2a0d092edc9ea", kill_on_drop: false }`
[INFO] [stdout] 941b7b861089f1c1c87c5641d5cd307ce81c31cc273a1d2384c2a0d092edc9ea