[INFO] fetching crate ll-neighbors 0.1.4...
[INFO] checking ll-neighbors-0.1.4 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate ll-neighbors 0.1.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ll-neighbors 0.1.4 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 ll-neighbors 0.1.4
[INFO] finished tweaking crates.io crate ll-neighbors 0.1.4
[INFO] tweaked toml for crates.io crate ll-neighbors 0.1.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] f5735712784d67160ab162f136c35ebc4e968493a2b46a67055cb84173ea704b
[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" "f5735712784d67160ab162f136c35ebc4e968493a2b46a67055cb84173ea704b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5735712784d67160ab162f136c35ebc4e968493a2b46a67055cb84173ea704b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5735712784d67160ab162f136c35ebc4e968493a2b46a67055cb84173ea704b", kill_on_drop: false }`
[INFO] [stdout] f5735712784d67160ab162f136c35ebc4e968493a2b46a67055cb84173ea704b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 08ded4f3fdbb1dfc4384214a67eef9bf7858713137e1151fa6b0b1e01eb87cb2
[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" "08ded4f3fdbb1dfc4384214a67eef9bf7858713137e1151fa6b0b1e01eb87cb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking ll-neighbors v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.04s
[INFO] running `Command { std: "docker" "inspect" "08ded4f3fdbb1dfc4384214a67eef9bf7858713137e1151fa6b0b1e01eb87cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08ded4f3fdbb1dfc4384214a67eef9bf7858713137e1151fa6b0b1e01eb87cb2", kill_on_drop: false }`
[INFO] [stdout] 08ded4f3fdbb1dfc4384214a67eef9bf7858713137e1151fa6b0b1e01eb87cb2