[INFO] fetching crate function_cache 0.1.0...
[INFO] testing function_cache-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate function_cache 0.1.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate function_cache 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6226fd2a7376fdf40346f6085c0da3adefcc7e052edf5139d4b0420fa2622014
[INFO] running `Command { std: "docker" "start" "-a" "6226fd2a7376fdf40346f6085c0da3adefcc7e052edf5139d4b0420fa2622014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6226fd2a7376fdf40346f6085c0da3adefcc7e052edf5139d4b0420fa2622014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6226fd2a7376fdf40346f6085c0da3adefcc7e052edf5139d4b0420fa2622014", kill_on_drop: false }`
[INFO] [stdout] 6226fd2a7376fdf40346f6085c0da3adefcc7e052edf5139d4b0420fa2622014
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2f2dc0e5964db320d7376b1c78eeaebff6569fcbaa21be893f3183638a32a1b
[INFO] running `Command { std: "docker" "start" "-a" "f2f2dc0e5964db320d7376b1c78eeaebff6569fcbaa21be893f3183638a32a1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling function_cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "f2f2dc0e5964db320d7376b1c78eeaebff6569fcbaa21be893f3183638a32a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2f2dc0e5964db320d7376b1c78eeaebff6569fcbaa21be893f3183638a32a1b", kill_on_drop: false }`
[INFO] [stdout] f2f2dc0e5964db320d7376b1c78eeaebff6569fcbaa21be893f3183638a32a1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b41f8f5c980484a4ff19e96edde963cec25dd9c6562d3415438d5dd962aaeb0a
[INFO] running `Command { std: "docker" "start" "-a" "b41f8f5c980484a4ff19e96edde963cec25dd9c6562d3415438d5dd962aaeb0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling function_cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "b41f8f5c980484a4ff19e96edde963cec25dd9c6562d3415438d5dd962aaeb0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b41f8f5c980484a4ff19e96edde963cec25dd9c6562d3415438d5dd962aaeb0a", kill_on_drop: false }`
[INFO] [stdout] b41f8f5c980484a4ff19e96edde963cec25dd9c6562d3415438d5dd962aaeb0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] da7a67e8d203d92e0dff87e2a904332a8b9e7afe43537a3dc44bcc314812b90c
[INFO] running `Command { std: "docker" "start" "-a" "da7a67e8d203d92e0dff87e2a904332a8b9e7afe43537a3dc44bcc314812b90c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/function_cache-48bc90c6d8062606)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::cached_function_returns_expected_value_on_subsequent_calls ... ok
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests function_cache
[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 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "da7a67e8d203d92e0dff87e2a904332a8b9e7afe43537a3dc44bcc314812b90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da7a67e8d203d92e0dff87e2a904332a8b9e7afe43537a3dc44bcc314812b90c", kill_on_drop: false }`
[INFO] [stdout] da7a67e8d203d92e0dff87e2a904332a8b9e7afe43537a3dc44bcc314812b90c