[INFO] fetching crate iovec 0.1.4...
[INFO] checking iovec-0.1.4 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate iovec 0.1.4 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate iovec 0.1.4 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iovec 0.1.4
[INFO] finished tweaking crates.io crate iovec 0.1.4
[INFO] tweaked toml for crates.io crate iovec 0.1.4 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41dc71713d0fddd2598cd6288163485d6eb29c7ae95310c72f20d8a21d132b70
[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" "41dc71713d0fddd2598cd6288163485d6eb29c7ae95310c72f20d8a21d132b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41dc71713d0fddd2598cd6288163485d6eb29c7ae95310c72f20d8a21d132b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41dc71713d0fddd2598cd6288163485d6eb29c7ae95310c72f20d8a21d132b70", kill_on_drop: false }`
[INFO] [stdout] 41dc71713d0fddd2598cd6288163485d6eb29c7ae95310c72f20d8a21d132b70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0306f1a23a5c14b87c97c8ce264a1b5f123c2a13970c11fe0abc7e0ba9239ed4
[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" "0306f1a23a5c14b87c97c8ce264a1b5f123c2a13970c11fe0abc7e0ba9239ed4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]     Checking iovec v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `Command { std: "docker" "inspect" "0306f1a23a5c14b87c97c8ce264a1b5f123c2a13970c11fe0abc7e0ba9239ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0306f1a23a5c14b87c97c8ce264a1b5f123c2a13970c11fe0abc7e0ba9239ed4", kill_on_drop: false }`
[INFO] [stdout] 0306f1a23a5c14b87c97c8ce264a1b5f123c2a13970c11fe0abc7e0ba9239ed4