[INFO] fetching crate muter 0.5.0...
[INFO] checking muter-0.5.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate muter 0.5.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate muter 0.5.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate muter 0.5.0
[INFO] finished tweaking crates.io crate muter 0.5.0
[INFO] tweaked toml for crates.io crate muter 0.5.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate muter 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multi_reader v0.1.0
[INFO] [stderr]   Downloaded tr v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e20295fa313c5a8cc71e818499fdd0de8e7b2d825b254a982482f5c8e3af2d6
[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" "8e20295fa313c5a8cc71e818499fdd0de8e7b2d825b254a982482f5c8e3af2d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e20295fa313c5a8cc71e818499fdd0de8e7b2d825b254a982482f5c8e3af2d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e20295fa313c5a8cc71e818499fdd0de8e7b2d825b254a982482f5c8e3af2d6", kill_on_drop: false }`
[INFO] [stdout] 8e20295fa313c5a8cc71e818499fdd0de8e7b2d825b254a982482f5c8e3af2d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a931b1d13e09578422ab04a01edc0248dda9e287db3e4164374c11ab77d0881
[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" "5a931b1d13e09578422ab04a01edc0248dda9e287db3e4164374c11ab77d0881", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling cc v1.0.63
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking multi_reader v0.1.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling muter v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]    Compiling gettext-sys v0.19.9
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking locale_config v0.2.3
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking gettext-rs v0.4.4
[INFO] [stderr]     Checking tr v0.1.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.21s
[INFO] running `Command { std: "docker" "inspect" "5a931b1d13e09578422ab04a01edc0248dda9e287db3e4164374c11ab77d0881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a931b1d13e09578422ab04a01edc0248dda9e287db3e4164374c11ab77d0881", kill_on_drop: false }`
[INFO] [stdout] 5a931b1d13e09578422ab04a01edc0248dda9e287db3e4164374c11ab77d0881