[INFO] fetching crate uu_hashsum 0.0.3...
[INFO] checking uu_hashsum-0.0.3 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate uu_hashsum 0.0.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate uu_hashsum 0.0.3 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uu_hashsum 0.0.3
[INFO] finished tweaking crates.io crate uu_hashsum 0.0.3
[INFO] tweaked toml for crates.io crate uu_hashsum 0.0.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate uu_hashsum 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha2 v0.6.0
[INFO] [stderr]   Downloaded byte-tools v0.2.0
[INFO] [stderr]   Downloaded sha1 v0.6.0
[INFO] [stderr]   Downloaded constant_time_eq v0.1.5
[INFO] [stderr]   Downloaded generic-array v0.8.3
[INFO] [stderr]   Downloaded typenum v1.12.0
[INFO] [stderr]   Downloaded hex v0.2.0
[INFO] [stderr]   Downloaded md5 v0.3.8
[INFO] [stderr]   Downloaded fake-simd v0.1.2
[INFO] [stderr]   Downloaded block-buffer v0.2.0
[INFO] [stderr]   Downloaded digest v0.6.2
[INFO] [stderr]   Downloaded nodrop v0.1.14
[INFO] [stderr]   Downloaded arrayvec v0.4.12
[INFO] [stderr]   Downloaded blake2-rfc v0.2.18
[INFO] [stderr]   Downloaded sha3 v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb381d7b049234f46d547ad57f397d898cd184441a363cdc956ed435f44ba894
[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" "cb381d7b049234f46d547ad57f397d898cd184441a363cdc956ed435f44ba894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb381d7b049234f46d547ad57f397d898cd184441a363cdc956ed435f44ba894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb381d7b049234f46d547ad57f397d898cd184441a363cdc956ed435f44ba894", kill_on_drop: false }`
[INFO] [stdout] cb381d7b049234f46d547ad57f397d898cd184441a363cdc956ed435f44ba894
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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] e4d4b0714ebfe2e9d8495160532666dc6f6db850a66eecc6062c964fe58d5a34
[INFO] running `Command { std: "docker" "start" "-a" "e4d4b0714ebfe2e9d8495160532666dc6f6db850a66eecc6062c964fe58d5a34", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking thread_local v1.1.2
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking sha3 v0.6.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking uu_hashsum v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.62s
[INFO] running `Command { std: "docker" "inspect" "e4d4b0714ebfe2e9d8495160532666dc6f6db850a66eecc6062c964fe58d5a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4d4b0714ebfe2e9d8495160532666dc6f6db850a66eecc6062c964fe58d5a34", kill_on_drop: false }`
[INFO] [stdout] e4d4b0714ebfe2e9d8495160532666dc6f6db850a66eecc6062c964fe58d5a34