[INFO] fetching crate specs-mirror 0.5.0...
[INFO] checking specs-mirror-0.5.0 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate specs-mirror 0.5.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate specs-mirror 0.5.0 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate specs-mirror 0.5.0
[INFO] finished tweaking crates.io crate specs-mirror 0.5.0
[INFO] tweaked toml for crates.io crate specs-mirror 0.5.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] a08cf76dc76bfe987d8bef2c960d1da621767ee3d1c9be62a390fcb2851f62a8
[INFO] running `Command { std: "docker" "start" "-a" "a08cf76dc76bfe987d8bef2c960d1da621767ee3d1c9be62a390fcb2851f62a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a08cf76dc76bfe987d8bef2c960d1da621767ee3d1c9be62a390fcb2851f62a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a08cf76dc76bfe987d8bef2c960d1da621767ee3d1c9be62a390fcb2851f62a8", kill_on_drop: false }`
[INFO] [stdout] a08cf76dc76bfe987d8bef2c960d1da621767ee3d1c9be62a390fcb2851f62a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] a2d76e6aa202500cf827536264f361b765b343b5f937c4e9118c237f1f2a3747
[INFO] running `Command { std: "docker" "start" "-a" "a2d76e6aa202500cf827536264f361b765b343b5f937c4e9118c237f1f2a3747", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking hibitset v0.5.4
[INFO] [stderr]     Checking shred v0.7.2
[INFO] [stderr]    Compiling shred-derive v0.5.1
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking specs v0.12.3
[INFO] [stderr]     Checking specs-mirror v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.83s
[INFO] running `Command { std: "docker" "inspect" "a2d76e6aa202500cf827536264f361b765b343b5f937c4e9118c237f1f2a3747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2d76e6aa202500cf827536264f361b765b343b5f937c4e9118c237f1f2a3747", kill_on_drop: false }`
[INFO] [stdout] a2d76e6aa202500cf827536264f361b765b343b5f937c4e9118c237f1f2a3747