[INFO] fetching crate core_memo 0.1.0...
[INFO] testing core_memo-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate core_memo 0.1.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate core_memo 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate core_memo 0.1.0
[INFO] finished tweaking crates.io crate core_memo 0.1.0
[INFO] tweaked toml for crates.io crate core_memo 0.1.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 076b1eaeef5e9ab005af3d515428f6b3bf19d70cb09eace35516df241ee7ce4d
[INFO] running `Command { std: "docker" "start" "-a" "076b1eaeef5e9ab005af3d515428f6b3bf19d70cb09eace35516df241ee7ce4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "076b1eaeef5e9ab005af3d515428f6b3bf19d70cb09eace35516df241ee7ce4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076b1eaeef5e9ab005af3d515428f6b3bf19d70cb09eace35516df241ee7ce4d", kill_on_drop: false }`
[INFO] [stdout] 076b1eaeef5e9ab005af3d515428f6b3bf19d70cb09eace35516df241ee7ce4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15d700f03d5d91979a2bd96778e6cac0085130d87f2cb1563f57b0ce16dab07f
[INFO] running `Command { std: "docker" "start" "-a" "15d700f03d5d91979a2bd96778e6cac0085130d87f2cb1563f57b0ce16dab07f", kill_on_drop: false }`
[INFO] [stderr]    Compiling core_memo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "15d700f03d5d91979a2bd96778e6cac0085130d87f2cb1563f57b0ce16dab07f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15d700f03d5d91979a2bd96778e6cac0085130d87f2cb1563f57b0ce16dab07f", kill_on_drop: false }`
[INFO] [stdout] 15d700f03d5d91979a2bd96778e6cac0085130d87f2cb1563f57b0ce16dab07f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 098d496e0b902a15ded706218988788f84d16cd8a060570c6d6d43895211352e
[INFO] running `Command { std: "docker" "start" "-a" "098d496e0b902a15ded706218988788f84d16cd8a060570c6d6d43895211352e", kill_on_drop: false }`
[INFO] [stderr]    Compiling core_memo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "098d496e0b902a15ded706218988788f84d16cd8a060570c6d6d43895211352e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "098d496e0b902a15ded706218988788f84d16cd8a060570c6d6d43895211352e", kill_on_drop: false }`
[INFO] [stdout] 098d496e0b902a15ded706218988788f84d16cd8a060570c6d6d43895211352e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f3eef69f5a1b05df687bff263193a8e2495544773200cb348064c587d86f22ef
[INFO] running `Command { std: "docker" "start" "-a" "f3eef69f5a1b05df687bff263193a8e2495544773200cb348064c587d86f22ef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/core_memo-241998a827c26a30)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::sums ... ok
[INFO] [stdout] test tests::track_calls_mutation ... ok
[INFO] [stdout] test tests::track_calls_ext ... ok
[INFO] [stdout] test tests::track_calls_own ... ok
[INFO] [stdout] test tests::track_calls_ref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests core_memo
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - MemoExt (line 170) ... ok
[INFO] [stdout] test src/lib.rs - MemoOnce (line 245) ... ok
[INFO] [stdout] test src/lib.rs - Memoize (line 120) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f3eef69f5a1b05df687bff263193a8e2495544773200cb348064c587d86f22ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3eef69f5a1b05df687bff263193a8e2495544773200cb348064c587d86f22ef", kill_on_drop: false }`
[INFO] [stdout] f3eef69f5a1b05df687bff263193a8e2495544773200cb348064c587d86f22ef
