[INFO] fetching crate enclose 1.1.8...
[INFO] checking enclose-1.1.8 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate enclose 1.1.8 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate enclose 1.1.8 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enclose 1.1.8
[INFO] finished tweaking crates.io crate enclose 1.1.8
[INFO] tweaked toml for crates.io crate enclose 1.1.8 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate enclose 1.1.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93a31d311b31091bd09f783aef511011f0a636c1b54e959966c9dbc8a9e8c58e
[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" "93a31d311b31091bd09f783aef511011f0a636c1b54e959966c9dbc8a9e8c58e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93a31d311b31091bd09f783aef511011f0a636c1b54e959966c9dbc8a9e8c58e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93a31d311b31091bd09f783aef511011f0a636c1b54e959966c9dbc8a9e8c58e", kill_on_drop: false }`
[INFO] [stdout] 93a31d311b31091bd09f783aef511011f0a636c1b54e959966c9dbc8a9e8c58e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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] fb9c5983c654ee3be403e2e8b45f51991d87b660b1787073f3a9dd528893e7a9
[INFO] running `Command { std: "docker" "start" "-a" "fb9c5983c654ee3be403e2e8b45f51991d87b660b1787073f3a9dd528893e7a9", kill_on_drop: false }`
[INFO] [stderr]     Checking enclose v1.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "fb9c5983c654ee3be403e2e8b45f51991d87b660b1787073f3a9dd528893e7a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9c5983c654ee3be403e2e8b45f51991d87b660b1787073f3a9dd528893e7a9", kill_on_drop: false }`
[INFO] [stdout] fb9c5983c654ee3be403e2e8b45f51991d87b660b1787073f3a9dd528893e7a9