[INFO] fetching crate dir-lock 0.3.0...
[INFO] testing dir-lock-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dir-lock 0.3.0 into /workspace/builds/worker-110/source
[INFO] validating manifest of crates.io crate dir-lock 0.3.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dir-lock 0.3.0
[INFO] finished tweaking crates.io crate dir-lock 0.3.0
[INFO] tweaked toml for crates.io crate dir-lock 0.3.0 written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded heim-runtime v0.0.7
[INFO] [stderr]   Downloaded heim-process v0.0.11
[INFO] [stderr]   Downloaded heim-host v0.0.11
[INFO] [stderr]   Downloaded heim-memory v0.0.11
[INFO] [stderr]   Downloaded heim-disk v0.0.11
[INFO] [stderr]   Downloaded heim v0.0.11
[INFO] [stderr]   Downloaded heim-cpu v0.0.11
[INFO] [stderr]   Downloaded heim-net v0.0.11
[INFO] [stderr]   Downloaded heim-virt v0.0.11
[INFO] [stderr]   Downloaded heim-common v0.0.11
[INFO] [stderr]   Downloaded heim-sensors v0.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bdd9b95de32ee2eb34fb3e827956f1675cdcd6edc5a5ce9778a2a592f407165
[INFO] running `Command { std: "docker" "start" "-a" "0bdd9b95de32ee2eb34fb3e827956f1675cdcd6edc5a5ce9778a2a592f407165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bdd9b95de32ee2eb34fb3e827956f1675cdcd6edc5a5ce9778a2a592f407165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bdd9b95de32ee2eb34fb3e827956f1675cdcd6edc5a5ce9778a2a592f407165", kill_on_drop: false }`
[INFO] [stdout] 0bdd9b95de32ee2eb34fb3e827956f1675cdcd6edc5a5ce9778a2a592f407165
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e92ca403ab38e0f5d0b69ff0ec4b52b7768fbe84cc62ad81c443225ddd800d9f
[INFO] running `Command { std: "docker" "start" "-a" "e92ca403ab38e0f5d0b69ff0ec4b52b7768fbe84cc62ad81c443225ddd800d9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling heim-common v0.0.11
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling heim-host v0.0.11
[INFO] [stderr]    Compiling macaddr v1.0.1
[INFO] [stderr]    Compiling hex v0.4.0
[INFO] [stderr]    Compiling platforms v0.2.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling raw-cpuid v7.0.4
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling uom v0.30.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling heim-runtime v0.0.7
[INFO] [stderr]    Compiling heim-net v0.0.11
[INFO] [stderr]    Compiling heim-cpu v0.0.11
[INFO] [stderr]    Compiling heim-disk v0.0.11
[INFO] [stderr]    Compiling heim-sensors v0.0.6
[INFO] [stderr]    Compiling heim-memory v0.0.11
[INFO] [stderr]    Compiling heim-virt v0.0.11
[INFO] [stderr]    Compiling heim-process v0.0.11
[INFO] [stderr]    Compiling heim v0.0.11
[INFO] [stderr]    Compiling dir-lock v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.52s
[INFO] running `Command { std: "docker" "inspect" "e92ca403ab38e0f5d0b69ff0ec4b52b7768fbe84cc62ad81c443225ddd800d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e92ca403ab38e0f5d0b69ff0ec4b52b7768fbe84cc62ad81c443225ddd800d9f", kill_on_drop: false }`
[INFO] [stdout] e92ca403ab38e0f5d0b69ff0ec4b52b7768fbe84cc62ad81c443225ddd800d9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c36c606e1f96ab29aa3c7f1bb0113abc2e2c1db762254f9305108d72e64c5f3d
[INFO] running `Command { std: "docker" "start" "-a" "c36c606e1f96ab29aa3c7f1bb0113abc2e2c1db762254f9305108d72e64c5f3d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dir-lock v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "c36c606e1f96ab29aa3c7f1bb0113abc2e2c1db762254f9305108d72e64c5f3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c36c606e1f96ab29aa3c7f1bb0113abc2e2c1db762254f9305108d72e64c5f3d", kill_on_drop: false }`
[INFO] [stdout] c36c606e1f96ab29aa3c7f1bb0113abc2e2c1db762254f9305108d72e64c5f3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba12f21e9d9309e7e5ac11b6acd4a29efbebeac632fa21691a75edd87f0c82a7
[INFO] running `Command { std: "docker" "start" "-a" "ba12f21e9d9309e7e5ac11b6acd4a29efbebeac632fa21691a75edd87f0c82a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dir_lock-e0dd759571412107)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dir-lock
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ba12f21e9d9309e7e5ac11b6acd4a29efbebeac632fa21691a75edd87f0c82a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba12f21e9d9309e7e5ac11b6acd4a29efbebeac632fa21691a75edd87f0c82a7", kill_on_drop: false }`
[INFO] [stdout] ba12f21e9d9309e7e5ac11b6acd4a29efbebeac632fa21691a75edd87f0c82a7