[INFO] fetching crate ds_store 0.2.1...
[INFO] testing ds_store-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ds_store 0.2.1 into /workspace/builds/worker-115/source
[INFO] validating manifest of crates.io crate ds_store 0.2.1 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 ds_store 0.2.1
[INFO] removed 1 missing examples
[INFO] finished tweaking crates.io crate ds_store 0.2.1
[INFO] tweaked toml for crates.io crate ds_store 0.2.1 written to /workspace/builds/worker-115/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] 3d163572ff98f086d9294ed93d9d12ec384016508c3d035e83198816323a41ad
[INFO] running `Command { std: "docker" "start" "-a" "3d163572ff98f086d9294ed93d9d12ec384016508c3d035e83198816323a41ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d163572ff98f086d9294ed93d9d12ec384016508c3d035e83198816323a41ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d163572ff98f086d9294ed93d9d12ec384016508c3d035e83198816323a41ad", kill_on_drop: false }`
[INFO] [stdout] 3d163572ff98f086d9294ed93d9d12ec384016508c3d035e83198816323a41ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] e41f7371ef82d4c0dbf8b224c6b0e4a17c5e4fbb869532b45bc8929bf82d24fb
[INFO] running `Command { std: "docker" "start" "-a" "e41f7371ef82d4c0dbf8b224c6b0e4a17c5e4fbb869532b45bc8929bf82d24fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling ds_store v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `Command { std: "docker" "inspect" "e41f7371ef82d4c0dbf8b224c6b0e4a17c5e4fbb869532b45bc8929bf82d24fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e41f7371ef82d4c0dbf8b224c6b0e4a17c5e4fbb869532b45bc8929bf82d24fb", kill_on_drop: false }`
[INFO] [stdout] e41f7371ef82d4c0dbf8b224c6b0e4a17c5e4fbb869532b45bc8929bf82d24fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] 8efbd935fcb2e5cc3b9db304d3d1aea13f1cced3252962f9ae8bb6ca85d922f0
[INFO] running `Command { std: "docker" "start" "-a" "8efbd935fcb2e5cc3b9db304d3d1aea13f1cced3252962f9ae8bb6ca85d922f0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ds_store v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "8efbd935fcb2e5cc3b9db304d3d1aea13f1cced3252962f9ae8bb6ca85d922f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8efbd935fcb2e5cc3b9db304d3d1aea13f1cced3252962f9ae8bb6ca85d922f0", kill_on_drop: false }`
[INFO] [stdout] 8efbd935fcb2e5cc3b9db304d3d1aea13f1cced3252962f9ae8bb6ca85d922f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] 63cc96dcdd52f2e6c8cfb77bdb495fe3d87d7f98e8f8c669466cb65dda31012e
[INFO] running `Command { std: "docker" "start" "-a" "63cc96dcdd52f2e6c8cfb77bdb495fe3d87d7f98e8f8c669466cb65dda31012e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ds_store-c21fe6e55ba09126)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ds_store
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "63cc96dcdd52f2e6c8cfb77bdb495fe3d87d7f98e8f8c669466cb65dda31012e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63cc96dcdd52f2e6c8cfb77bdb495fe3d87d7f98e8f8c669466cb65dda31012e", kill_on_drop: false }`
[INFO] [stdout] 63cc96dcdd52f2e6c8cfb77bdb495fe3d87d7f98e8f8c669466cb65dda31012e