[INFO] fetching crate eventio 0.5.1...
[INFO] checking eventio-0.5.1 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate eventio 0.5.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate eventio 0.5.1 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eventio 0.5.1
[INFO] finished tweaking crates.io crate eventio 0.5.1
[INFO] tweaked toml for crates.io crate eventio 0.5.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate eventio 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 036d5a3be8fc30ca072bbcdb05b8e0459d284ff172d9d0108169d1d09f6d2835
[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" "036d5a3be8fc30ca072bbcdb05b8e0459d284ff172d9d0108169d1d09f6d2835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "036d5a3be8fc30ca072bbcdb05b8e0459d284ff172d9d0108169d1d09f6d2835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "036d5a3be8fc30ca072bbcdb05b8e0459d284ff172d9d0108169d1d09f6d2835", kill_on_drop: false }`
[INFO] [stdout] 036d5a3be8fc30ca072bbcdb05b8e0459d284ff172d9d0108169d1d09f6d2835
[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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54562492aa00dfc3eb7c1ee2a9ff6813c9d8e33e9f336f91ba31fb68713132f3
[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" "54562492aa00dfc3eb7c1ee2a9ff6813c9d8e33e9f336f91ba31fb68713132f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling serde v1.0.120
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking cookie-factory v0.3.1
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking circular v0.3.0
[INFO] [stderr]     Checking ref_slice v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking openssl-sys v0.9.59
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking bitvec v0.19.4
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking openssl v0.10.31
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking kafka v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.120
[INFO] [stderr]     Checking rusticata-macros v3.0.1
[INFO] [stderr]     Checking pcap-parser v0.10.0
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking rmp-serde v0.15.3
[INFO] [stderr]     Checking eventio v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.58s
[INFO] running `Command { std: "docker" "inspect" "54562492aa00dfc3eb7c1ee2a9ff6813c9d8e33e9f336f91ba31fb68713132f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54562492aa00dfc3eb7c1ee2a9ff6813c9d8e33e9f336f91ba31fb68713132f3", kill_on_drop: false }`
[INFO] [stdout] 54562492aa00dfc3eb7c1ee2a9ff6813c9d8e33e9f336f91ba31fb68713132f3