[INFO] fetching crate learning_fromdocs_minigrep 0.1.0...
[INFO] checking learning_fromdocs_minigrep-0.1.0 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate learning_fromdocs_minigrep 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate learning_fromdocs_minigrep 0.1.0 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate learning_fromdocs_minigrep 0.1.0
[INFO] finished tweaking crates.io crate learning_fromdocs_minigrep 0.1.0
[INFO] tweaked toml for crates.io crate learning_fromdocs_minigrep 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate learning_fromdocs_minigrep 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77b1bfc46d8fa103888b1eda97d609893313cecac878fa9c1d32831f5ac708f5
[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" "77b1bfc46d8fa103888b1eda97d609893313cecac878fa9c1d32831f5ac708f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77b1bfc46d8fa103888b1eda97d609893313cecac878fa9c1d32831f5ac708f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77b1bfc46d8fa103888b1eda97d609893313cecac878fa9c1d32831f5ac708f5", kill_on_drop: false }`
[INFO] [stdout] 77b1bfc46d8fa103888b1eda97d609893313cecac878fa9c1d32831f5ac708f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2399e2c1028cf6260a56711b8d5357e4fb90818bd9f0c31e4edead6433749e16
[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" "2399e2c1028cf6260a56711b8d5357e4fb90818bd9f0c31e4edead6433749e16", kill_on_drop: false }`
[INFO] [stderr]     Checking learning_fromdocs_minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "2399e2c1028cf6260a56711b8d5357e4fb90818bd9f0c31e4edead6433749e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2399e2c1028cf6260a56711b8d5357e4fb90818bd9f0c31e4edead6433749e16", kill_on_drop: false }`
[INFO] [stdout] 2399e2c1028cf6260a56711b8d5357e4fb90818bd9f0c31e4edead6433749e16