[INFO] fetching crate cachers 0.1.0...
[INFO] testing cachers-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cachers 0.1.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate cachers 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 cachers 0.1.0
[INFO] finished tweaking crates.io crate cachers 0.1.0
[INFO] tweaked toml for crates.io crate cachers 0.1.0 written to /workspace/builds/worker-22/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] ae6bf42339a914e1f0ed843c989f145eac3a5af989f8fc4073d90e71131b6992
[INFO] running `Command { std: "docker" "start" "-a" "ae6bf42339a914e1f0ed843c989f145eac3a5af989f8fc4073d90e71131b6992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae6bf42339a914e1f0ed843c989f145eac3a5af989f8fc4073d90e71131b6992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae6bf42339a914e1f0ed843c989f145eac3a5af989f8fc4073d90e71131b6992", kill_on_drop: false }`
[INFO] [stdout] ae6bf42339a914e1f0ed843c989f145eac3a5af989f8fc4073d90e71131b6992
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 53fe84f9d95f2ffc3c80cb00573d076ffe791d5959683879b8e41a1b256d9dfb
[INFO] running `Command { std: "docker" "start" "-a" "53fe84f9d95f2ffc3c80cb00573d076ffe791d5959683879b8e41a1b256d9dfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling cachers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "53fe84f9d95f2ffc3c80cb00573d076ffe791d5959683879b8e41a1b256d9dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53fe84f9d95f2ffc3c80cb00573d076ffe791d5959683879b8e41a1b256d9dfb", kill_on_drop: false }`
[INFO] [stdout] 53fe84f9d95f2ffc3c80cb00573d076ffe791d5959683879b8e41a1b256d9dfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 3c62a9cdff8c6865552c852f60ccf5824f7b21d79cdb15cbc5ae99dd1a389e6d
[INFO] running `Command { std: "docker" "start" "-a" "3c62a9cdff8c6865552c852f60ccf5824f7b21d79cdb15cbc5ae99dd1a389e6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cachers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "3c62a9cdff8c6865552c852f60ccf5824f7b21d79cdb15cbc5ae99dd1a389e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c62a9cdff8c6865552c852f60ccf5824f7b21d79cdb15cbc5ae99dd1a389e6d", kill_on_drop: false }`
[INFO] [stdout] 3c62a9cdff8c6865552c852f60ccf5824f7b21d79cdb15cbc5ae99dd1a389e6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 21ae0c4623ad1f2fea1f997ebdbedc8c6a58c17f37eeafee8ef5e80cdf26f20c
[INFO] running `Command { std: "docker" "start" "-a" "21ae0c4623ad1f2fea1f997ebdbedc8c6a58c17f37eeafee8ef5e80cdf26f20c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cachers-df4c3055ae1edf85)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test eviction::tests::test_it_works ... ok
[INFO] [stderr]    Doc-tests cachers
[INFO] [stdout] test segment::tests::get_or_populate_evicts ... ok
[INFO] [stdout] test segment::tests::hit_populates ... ok
[INFO] [stdout] test segment::tests::miss_populates_not ... ok
[INFO] [stdout] test segment::tests::update_evicts ... ok
[INFO] [stdout] test segment::tests::update_populates ... ok
[INFO] [stdout] test segment::tests::update_updates ... ok
[INFO] [stdout] test segment::tests::update_removes ... ok
[INFO] [stdout] test tests::evicts ... ok
[INFO] [stdout] test tests::hit_populates ... ok
[INFO] [stdout] test tests::miss_populates_not ... ok
[INFO] [stdout] test tests::remove_removes ... ok
[INFO] [stdout] test tests::update_populates ... ok
[INFO] [stdout] test tests::update_removes ... ok
[INFO] [stdout] test tests::update_updates ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - CacheThrough<K, V>::new (line 85) ... ok
[INFO] [stdout] test src/lib.rs - CacheThrough (line 50) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "21ae0c4623ad1f2fea1f997ebdbedc8c6a58c17f37eeafee8ef5e80cdf26f20c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21ae0c4623ad1f2fea1f997ebdbedc8c6a58c17f37eeafee8ef5e80cdf26f20c", kill_on_drop: false }`
[INFO] [stdout] 21ae0c4623ad1f2fea1f997ebdbedc8c6a58c17f37eeafee8ef5e80cdf26f20c