[INFO] fetching crate keep-trying 0.1.1...
[INFO] checking keep-trying-0.1.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate keep-trying 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate keep-trying 0.1.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keep-trying 0.1.1
[INFO] finished tweaking crates.io crate keep-trying 0.1.1
[INFO] tweaked toml for crates.io crate keep-trying 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] d10fd0fd375d3e18fda31bd33bb4029fae5edf173fbf683189e3eee68cbf88cd
[INFO] running `Command { std: "docker" "start" "-a" "d10fd0fd375d3e18fda31bd33bb4029fae5edf173fbf683189e3eee68cbf88cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d10fd0fd375d3e18fda31bd33bb4029fae5edf173fbf683189e3eee68cbf88cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10fd0fd375d3e18fda31bd33bb4029fae5edf173fbf683189e3eee68cbf88cd", kill_on_drop: false }`
[INFO] [stdout] d10fd0fd375d3e18fda31bd33bb4029fae5edf173fbf683189e3eee68cbf88cd
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 9b85f18d272693d136fec721486b1f85e49b2a8a1dc7faafee4502e923313bdd
[INFO] running `Command { std: "docker" "start" "-a" "9b85f18d272693d136fec721486b1f85e49b2a8a1dc7faafee4502e923313bdd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking keep-trying v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "9b85f18d272693d136fec721486b1f85e49b2a8a1dc7faafee4502e923313bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b85f18d272693d136fec721486b1f85e49b2a8a1dc7faafee4502e923313bdd", kill_on_drop: false }`
[INFO] [stdout] 9b85f18d272693d136fec721486b1f85e49b2a8a1dc7faafee4502e923313bdd