[INFO] fetching crate poolcache 0.1.1...
[INFO] testing poolcache-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate poolcache 0.1.1 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate poolcache 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate poolcache 0.1.1
[INFO] finished tweaking crates.io crate poolcache 0.1.1
[INFO] tweaked toml for crates.io crate poolcache 0.1.1 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bfd66877ae577c87ff5bd9a607107f5718b544fb0fbe575df975571cfae3a89
[INFO] running `Command { std: "docker" "start" "-a" "4bfd66877ae577c87ff5bd9a607107f5718b544fb0fbe575df975571cfae3a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bfd66877ae577c87ff5bd9a607107f5718b544fb0fbe575df975571cfae3a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bfd66877ae577c87ff5bd9a607107f5718b544fb0fbe575df975571cfae3a89", kill_on_drop: false }`
[INFO] [stdout] 4bfd66877ae577c87ff5bd9a607107f5718b544fb0fbe575df975571cfae3a89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d467e713cac040b44431b35d94e7e8851f783398771a15b476903442be004506
[INFO] running `Command { std: "docker" "start" "-a" "d467e713cac040b44431b35d94e7e8851f783398771a15b476903442be004506", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling poolcache v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "d467e713cac040b44431b35d94e7e8851f783398771a15b476903442be004506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d467e713cac040b44431b35d94e7e8851f783398771a15b476903442be004506", kill_on_drop: false }`
[INFO] [stdout] d467e713cac040b44431b35d94e7e8851f783398771a15b476903442be004506
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80573d2069b22d588d9854d21f620d6fe34f1f5ae0e1945084dfac0a4565e77b
[INFO] running `Command { std: "docker" "start" "-a" "80573d2069b22d588d9854d21f620d6fe34f1f5ae0e1945084dfac0a4565e77b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling poolcache v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "80573d2069b22d588d9854d21f620d6fe34f1f5ae0e1945084dfac0a4565e77b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80573d2069b22d588d9854d21f620d6fe34f1f5ae0e1945084dfac0a4565e77b", kill_on_drop: false }`
[INFO] [stdout] 80573d2069b22d588d9854d21f620d6fe34f1f5ae0e1945084dfac0a4565e77b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c04cd8e9d64b533a5718107d4be372d623bb0ffc3146bed4e52d92f8786193c
[INFO] running `Command { std: "docker" "start" "-a" "4c04cd8e9d64b533a5718107d4be372d623bb0ffc3146bed4e52d92f8786193c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/poolcache-5990889159dd6635)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests poolcache
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4c04cd8e9d64b533a5718107d4be372d623bb0ffc3146bed4e52d92f8786193c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c04cd8e9d64b533a5718107d4be372d623bb0ffc3146bed4e52d92f8786193c", kill_on_drop: false }`
[INFO] [stdout] 4c04cd8e9d64b533a5718107d4be372d623bb0ffc3146bed4e52d92f8786193c