[INFO] fetching crate cowvert 0.1.1...
[INFO] testing cowvert-0.1.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate cowvert 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate cowvert 0.1.1
[INFO] finished tweaking crates.io crate cowvert 0.1.1
[INFO] tweaked toml for crates.io crate cowvert 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cowvert 0.1.1 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] crate crates.io crate cowvert 0.1.1 already has a lockfile, it will not be regenerated
[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] [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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e02db91b62611e8c5f2b3aaf2ee9ab959212a5cdb22cbdba050ccffd070b6c1d
[INFO] running `Command { std: "docker" "start" "-a" "e02db91b62611e8c5f2b3aaf2ee9ab959212a5cdb22cbdba050ccffd070b6c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e02db91b62611e8c5f2b3aaf2ee9ab959212a5cdb22cbdba050ccffd070b6c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e02db91b62611e8c5f2b3aaf2ee9ab959212a5cdb22cbdba050ccffd070b6c1d", kill_on_drop: false }`
[INFO] [stdout] e02db91b62611e8c5f2b3aaf2ee9ab959212a5cdb22cbdba050ccffd070b6c1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 43f835333352f44c702cd6b704c5ec5d482c71795edfc66e2e4e7f1d69de8964
[INFO] running `Command { std: "docker" "start" "-a" "43f835333352f44c702cd6b704c5ec5d482c71795edfc66e2e4e7f1d69de8964", kill_on_drop: false }`
[INFO] [stderr]    Compiling cowvert v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "43f835333352f44c702cd6b704c5ec5d482c71795edfc66e2e4e7f1d69de8964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f835333352f44c702cd6b704c5ec5d482c71795edfc66e2e4e7f1d69de8964", kill_on_drop: false }`
[INFO] [stdout] 43f835333352f44c702cd6b704c5ec5d482c71795edfc66e2e4e7f1d69de8964
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8d6bd15dadc7edf0b2241e330d50091504f782d1422f12398e2ab91c28ab5e39
[INFO] running `Command { std: "docker" "start" "-a" "8d6bd15dadc7edf0b2241e330d50091504f782d1422f12398e2ab91c28ab5e39", kill_on_drop: false }`
[INFO] [stderr]    Compiling cowvert v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "8d6bd15dadc7edf0b2241e330d50091504f782d1422f12398e2ab91c28ab5e39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d6bd15dadc7edf0b2241e330d50091504f782d1422f12398e2ab91c28ab5e39", kill_on_drop: false }`
[INFO] [stdout] 8d6bd15dadc7edf0b2241e330d50091504f782d1422f12398e2ab91c28ab5e39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] aa16cda51f7c259b6b6df0b00d18b12efc2232d9c0555df1b82e7a7843ba494b
[INFO] running `Command { std: "docker" "start" "-a" "aa16cda51f7c259b6b6df0b00d18b12efc2232d9c0555df1b82e7a7843ba494b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/cowvert-197b462cf0f1d5f2)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::test_borrow_and_mut_borrow ... ok
[INFO] [stdout] test tests::test_by_val_and_by_ref ... ok
[INFO] [stdout] test tests::test_collection ... ok
[INFO] [stdout] test tests::test_cow_does_not_affect_original ... ok
[INFO] [stdout] test tests::test_cow_conversion ... ok
[INFO] [stdout] test tests::test_cow_to_ref ... ok
[INFO] [stdout] test tests::test_deeply_nested_cow ... ok
[INFO] [stdout] test tests::test_multiple_cow_clones ... ok
[INFO] [stdout] test tests::test_readme_example_1 ... ok
[INFO] [stdout] test tests::test_readme_example_2 ... ok
[INFO] [stdout] test tests::test_ref_conversion ... ok
[INFO] [stdout] test tests::test_ref_shared_mutation ... ok
[INFO] [stdout] test tests::test_by_cow_mutability ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa16cda51f7c259b6b6df0b00d18b12efc2232d9c0555df1b82e7a7843ba494b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa16cda51f7c259b6b6df0b00d18b12efc2232d9c0555df1b82e7a7843ba494b", kill_on_drop: false }`
[INFO] [stdout] aa16cda51f7c259b6b6df0b00d18b12efc2232d9c0555df1b82e7a7843ba494b