[INFO] fetching crate readlock 0.1.9...
[INFO] testing readlock-0.1.9 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate readlock 0.1.9 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate readlock 0.1.9
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate readlock 0.1.9
[INFO] tweaked toml for crates.io crate readlock 0.1.9 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate readlock 0.1.9 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 readlock 0.1.9 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded branches v0.1.3
[INFO] [stderr]   Downloaded rclite v0.2.4
[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] c076b93012fbbf1ff540c7974255f5fd6ba72c94f5e1a75dc5a3f6d37a6a98e1
[INFO] running `Command { std: "docker" "start" "-a" "c076b93012fbbf1ff540c7974255f5fd6ba72c94f5e1a75dc5a3f6d37a6a98e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c076b93012fbbf1ff540c7974255f5fd6ba72c94f5e1a75dc5a3f6d37a6a98e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c076b93012fbbf1ff540c7974255f5fd6ba72c94f5e1a75dc5a3f6d37a6a98e1", kill_on_drop: false }`
[INFO] [stdout] c076b93012fbbf1ff540c7974255f5fd6ba72c94f5e1a75dc5a3f6d37a6a98e1
[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] 3ce2664ecf52a4bbc45f90cb5f8875c361cac95acb88903c8b08ecbbeb46bb12
[INFO] running `Command { std: "docker" "start" "-a" "3ce2664ecf52a4bbc45f90cb5f8875c361cac95acb88903c8b08ecbbeb46bb12", kill_on_drop: false }`
[INFO] [stderr]    Compiling readlock v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "3ce2664ecf52a4bbc45f90cb5f8875c361cac95acb88903c8b08ecbbeb46bb12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ce2664ecf52a4bbc45f90cb5f8875c361cac95acb88903c8b08ecbbeb46bb12", kill_on_drop: false }`
[INFO] [stdout] 3ce2664ecf52a4bbc45f90cb5f8875c361cac95acb88903c8b08ecbbeb46bb12
[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] ce6737dee40ccbad076a6330a192b0c0cfada5ca83dd515f79ddba8dc39cfd10
[INFO] running `Command { std: "docker" "start" "-a" "ce6737dee40ccbad076a6330a192b0c0cfada5ca83dd515f79ddba8dc39cfd10", kill_on_drop: false }`
[INFO] [stderr]    Compiling readlock v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "ce6737dee40ccbad076a6330a192b0c0cfada5ca83dd515f79ddba8dc39cfd10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce6737dee40ccbad076a6330a192b0c0cfada5ca83dd515f79ddba8dc39cfd10", kill_on_drop: false }`
[INFO] [stdout] ce6737dee40ccbad076a6330a192b0c0cfada5ca83dd515f79ddba8dc39cfd10
[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] 4e3907ffd3bd1d506cba8feb02dccba5da4042e6cecfb7c5be9be860097cb464
[INFO] running `Command { std: "docker" "start" "-a" "4e3907ffd3bd1d506cba8feb02dccba5da4042e6cecfb7c5be9be860097cb464", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/readlock-23f0820dbfd6b96c)
[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] [stderr]      Running tests/it/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/it-0fa33e0ee31d73b2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test parallel_read_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4e3907ffd3bd1d506cba8feb02dccba5da4042e6cecfb7c5be9be860097cb464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e3907ffd3bd1d506cba8feb02dccba5da4042e6cecfb7c5be9be860097cb464", kill_on_drop: false }`
[INFO] [stdout] 4e3907ffd3bd1d506cba8feb02dccba5da4042e6cecfb7c5be9be860097cb464