[INFO] fetching crate bucket 1.0.0...
[INFO] testing bucket-1.0.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate bucket 1.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate bucket 1.0.0
[INFO] finished tweaking crates.io crate bucket 1.0.0
[INFO] tweaked toml for crates.io crate bucket 1.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bucket 1.0.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66f38e59cf21e6fd14472d250490f8d84df985c5c9b1e5c7d6fde4ab89b55571
[INFO] running `Command { std: "docker" "start" "-a" "66f38e59cf21e6fd14472d250490f8d84df985c5c9b1e5c7d6fde4ab89b55571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66f38e59cf21e6fd14472d250490f8d84df985c5c9b1e5c7d6fde4ab89b55571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66f38e59cf21e6fd14472d250490f8d84df985c5c9b1e5c7d6fde4ab89b55571", kill_on_drop: false }`
[INFO] [stdout] 66f38e59cf21e6fd14472d250490f8d84df985c5c9b1e5c7d6fde4ab89b55571
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 6913e40ae8724ac16d505f029bb76a8974cd7121d8bcf02d871223c935ac4379
[INFO] running `Command { std: "docker" "start" "-a" "6913e40ae8724ac16d505f029bb76a8974cd7121d8bcf02d871223c935ac4379", kill_on_drop: false }`
[INFO] [stderr]    Compiling bucket v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "6913e40ae8724ac16d505f029bb76a8974cd7121d8bcf02d871223c935ac4379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6913e40ae8724ac16d505f029bb76a8974cd7121d8bcf02d871223c935ac4379", kill_on_drop: false }`
[INFO] [stdout] 6913e40ae8724ac16d505f029bb76a8974cd7121d8bcf02d871223c935ac4379
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 158bbfecfdcc65141db28545b74260ed52f443ea76920ffbb7080d7a60ac21b7
[INFO] running `Command { std: "docker" "start" "-a" "158bbfecfdcc65141db28545b74260ed52f443ea76920ffbb7080d7a60ac21b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling bucket v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "158bbfecfdcc65141db28545b74260ed52f443ea76920ffbb7080d7a60ac21b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "158bbfecfdcc65141db28545b74260ed52f443ea76920ffbb7080d7a60ac21b7", kill_on_drop: false }`
[INFO] [stdout] 158bbfecfdcc65141db28545b74260ed52f443ea76920ffbb7080d7a60ac21b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] fa1bb4929e18acfd245a6e15da8f92091a153743d3fe114c16ee1a368561f49e
[INFO] running `Command { std: "docker" "start" "-a" "fa1bb4929e18acfd245a6e15da8f92091a153743d3fe114c16ee1a368561f49e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bucket.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/bucket-c44b8d4574e0be1d)
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::construction ... ok
[INFO] [stdout] test tests::default_construction ... ok
[INFO] [stdout] test tests::empty_exception ... ok
[INFO] [stdout] test tests::filling ... ok
[INFO] [stdout] test tests::peek_ref ... ok
[INFO] [stdout] test tests::peek_ref_mut ... ok
[INFO] [stdout] test tests::vacating_non_primitive ... ok
[INFO] [stdout] test tests::vacating_primitive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fa1bb4929e18acfd245a6e15da8f92091a153743d3fe114c16ee1a368561f49e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa1bb4929e18acfd245a6e15da8f92091a153743d3fe114c16ee1a368561f49e", kill_on_drop: false }`
[INFO] [stdout] fa1bb4929e18acfd245a6e15da8f92091a153743d3fe114c16ee1a368561f49e