[INFO] fetching crate function_cache 0.1.0...
[INFO] testing function_cache-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate function_cache 0.1.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate function_cache 0.1.0 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 function_cache 0.1.0
[INFO] finished tweaking crates.io crate function_cache 0.1.0
[INFO] tweaked toml for crates.io crate function_cache 0.1.0 written to /workspace/builds/worker-20/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] cfa574865b5e7432b52b09b921abc53cea1f77e7e6eb72a9bfe15a2cb1136783
[INFO] running `Command { std: "docker" "start" "-a" "cfa574865b5e7432b52b09b921abc53cea1f77e7e6eb72a9bfe15a2cb1136783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfa574865b5e7432b52b09b921abc53cea1f77e7e6eb72a9bfe15a2cb1136783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfa574865b5e7432b52b09b921abc53cea1f77e7e6eb72a9bfe15a2cb1136783", kill_on_drop: false }`
[INFO] [stdout] cfa574865b5e7432b52b09b921abc53cea1f77e7e6eb72a9bfe15a2cb1136783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 95a8d9b50262f453bf11123a7151d1e89b9433fbb2b062f8660f3dbe4d8808ad
[INFO] running `Command { std: "docker" "start" "-a" "95a8d9b50262f453bf11123a7151d1e89b9433fbb2b062f8660f3dbe4d8808ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling function_cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "95a8d9b50262f453bf11123a7151d1e89b9433fbb2b062f8660f3dbe4d8808ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95a8d9b50262f453bf11123a7151d1e89b9433fbb2b062f8660f3dbe4d8808ad", kill_on_drop: false }`
[INFO] [stdout] 95a8d9b50262f453bf11123a7151d1e89b9433fbb2b062f8660f3dbe4d8808ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 8439895cff80fcfe0b51c833c8f41ca26180519189cb229aab47c721c96f544a
[INFO] running `Command { std: "docker" "start" "-a" "8439895cff80fcfe0b51c833c8f41ca26180519189cb229aab47c721c96f544a", kill_on_drop: false }`
[INFO] [stderr]    Compiling function_cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "8439895cff80fcfe0b51c833c8f41ca26180519189cb229aab47c721c96f544a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8439895cff80fcfe0b51c833c8f41ca26180519189cb229aab47c721c96f544a", kill_on_drop: false }`
[INFO] [stdout] 8439895cff80fcfe0b51c833c8f41ca26180519189cb229aab47c721c96f544a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 27b1d928eb0db3e2eef37ed0127beade0da3e1157a627c3a01f3320efebd2feb
[INFO] running `Command { std: "docker" "start" "-a" "27b1d928eb0db3e2eef37ed0127beade0da3e1157a627c3a01f3320efebd2feb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/function_cache-d727610599509b4b)
[INFO] [stdout] test tests::cached_function_returns_expected_value_on_subsequent_calls ... ok
[INFO] [stderr]    Doc-tests function_cache
[INFO] [stdout] test tests::cached_function_value_returns_expected_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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 - CachedFunction<TFunction, TInput, TReturn>::new (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27b1d928eb0db3e2eef37ed0127beade0da3e1157a627c3a01f3320efebd2feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27b1d928eb0db3e2eef37ed0127beade0da3e1157a627c3a01f3320efebd2feb", kill_on_drop: false }`
[INFO] [stdout] 27b1d928eb0db3e2eef37ed0127beade0da3e1157a627c3a01f3320efebd2feb