[INFO] fetching crate abnf 0.9.0...
[INFO] checking abnf-0.9.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate abnf 0.9.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate abnf 0.9.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate abnf 0.9.0
[INFO] finished tweaking crates.io crate abnf 0.9.0
[INFO] tweaked toml for crates.io crate abnf 0.9.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate abnf 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 269989cb5b9b9c4d8e2940e9a7f7077c0b5b5998b0d95747d8fff82df7f53310
[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" "269989cb5b9b9c4d8e2940e9a7f7077c0b5b5998b0d95747d8fff82df7f53310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "269989cb5b9b9c4d8e2940e9a7f7077c0b5b5998b0d95747d8fff82df7f53310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "269989cb5b9b9c4d8e2940e9a7f7077c0b5b5998b0d95747d8fff82df7f53310", kill_on_drop: false }`
[INFO] [stdout] 269989cb5b9b9c4d8e2940e9a7f7077c0b5b5998b0d95747d8fff82df7f53310
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44090bb30d73a886981b4e26eec9c6193f8ec4569fb0bca9ff87b6479cd7b695
[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" "44090bb30d73a886981b4e26eec9c6193f8ec4569fb0bca9ff87b6479cd7b695", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]     Checking abnf-core v0.2.0
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]     Checking abnf v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.96s
[INFO] running `Command { std: "docker" "inspect" "44090bb30d73a886981b4e26eec9c6193f8ec4569fb0bca9ff87b6479cd7b695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44090bb30d73a886981b4e26eec9c6193f8ec4569fb0bca9ff87b6479cd7b695", kill_on_drop: false }`
[INFO] [stdout] 44090bb30d73a886981b4e26eec9c6193f8ec4569fb0bca9ff87b6479cd7b695