[INFO] fetching crate lendable_mutex 0.3.2...
[INFO] testing lendable_mutex-0.3.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate lendable_mutex 0.3.2 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate lendable_mutex 0.3.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lendable_mutex 0.3.2
[INFO] finished tweaking crates.io crate lendable_mutex 0.3.2
[INFO] tweaked toml for crates.io crate lendable_mutex 0.3.2 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded defer v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ac714ff49de634eaaf3d42e2c0b883bde507d52d4a25a284e6ed41ad085a010
[INFO] running `Command { std: "docker" "start" "-a" "7ac714ff49de634eaaf3d42e2c0b883bde507d52d4a25a284e6ed41ad085a010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ac714ff49de634eaaf3d42e2c0b883bde507d52d4a25a284e6ed41ad085a010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ac714ff49de634eaaf3d42e2c0b883bde507d52d4a25a284e6ed41ad085a010", kill_on_drop: false }`
[INFO] [stdout] 7ac714ff49de634eaaf3d42e2c0b883bde507d52d4a25a284e6ed41ad085a010
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 112525b98d9efa939aa0833b793bbee41eb4539fc5b26cf13dd13aa3abe15c5f
[INFO] running `Command { std: "docker" "start" "-a" "112525b98d9efa939aa0833b793bbee41eb4539fc5b26cf13dd13aa3abe15c5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling defer v0.1.0
[INFO] [stderr]    Compiling lendable_mutex v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `Command { std: "docker" "inspect" "112525b98d9efa939aa0833b793bbee41eb4539fc5b26cf13dd13aa3abe15c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "112525b98d9efa939aa0833b793bbee41eb4539fc5b26cf13dd13aa3abe15c5f", kill_on_drop: false }`
[INFO] [stdout] 112525b98d9efa939aa0833b793bbee41eb4539fc5b26cf13dd13aa3abe15c5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca65314c1d05303614d5e2e32c2585cbafaf1660893bacb49e2223f09537e066
[INFO] running `Command { std: "docker" "start" "-a" "ca65314c1d05303614d5e2e32c2585cbafaf1660893bacb49e2223f09537e066", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lendable_mutex v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.41s
[INFO] running `Command { std: "docker" "inspect" "ca65314c1d05303614d5e2e32c2585cbafaf1660893bacb49e2223f09537e066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca65314c1d05303614d5e2e32c2585cbafaf1660893bacb49e2223f09537e066", kill_on_drop: false }`
[INFO] [stdout] ca65314c1d05303614d5e2e32c2585cbafaf1660893bacb49e2223f09537e066
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b38e21cc1465281337d7a9434eda5bc4b647a4f5a8dbe608ea8ca21e7852ddf
[INFO] running `Command { std: "docker" "start" "-a" "4b38e21cc1465281337d7a9434eda5bc4b647a4f5a8dbe608ea8ca21e7852ddf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lendable_mutex-acac085dea322e54)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::basic_mutex ... ok
[INFO] [stdout] test tests::stays_locked ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lendable_mutex
[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" "4b38e21cc1465281337d7a9434eda5bc4b647a4f5a8dbe608ea8ca21e7852ddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b38e21cc1465281337d7a9434eda5bc4b647a4f5a8dbe608ea8ca21e7852ddf", kill_on_drop: false }`
[INFO] [stdout] 4b38e21cc1465281337d7a9434eda5bc4b647a4f5a8dbe608ea8ca21e7852ddf