[INFO] fetching crate crate_that_i_break_sometimes_for_testing 0.1.2...
[INFO] testing crate_that_i_break_sometimes_for_testing-0.1.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate crate_that_i_break_sometimes_for_testing 0.1.2 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate crate_that_i_break_sometimes_for_testing 0.1.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crate_that_i_break_sometimes_for_testing 0.1.2
[INFO] finished tweaking crates.io crate crate_that_i_break_sometimes_for_testing 0.1.2
[INFO] tweaked toml for crates.io crate crate_that_i_break_sometimes_for_testing 0.1.2 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3fce6c0f21da5fbc6c950ee298fd59e68f31ea022dd4071a2861e1ed6be5387
[INFO] running `Command { std: "docker" "start" "-a" "a3fce6c0f21da5fbc6c950ee298fd59e68f31ea022dd4071a2861e1ed6be5387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3fce6c0f21da5fbc6c950ee298fd59e68f31ea022dd4071a2861e1ed6be5387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3fce6c0f21da5fbc6c950ee298fd59e68f31ea022dd4071a2861e1ed6be5387", kill_on_drop: false }`
[INFO] [stdout] a3fce6c0f21da5fbc6c950ee298fd59e68f31ea022dd4071a2861e1ed6be5387
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 505e256f7f69aa0b6f4075dcaea0c37b52751273eb00f99d1b4f7cc854e37cf3
[INFO] running `Command { std: "docker" "start" "-a" "505e256f7f69aa0b6f4075dcaea0c37b52751273eb00f99d1b4f7cc854e37cf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling crate_that_i_break_sometimes_for_testing v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "505e256f7f69aa0b6f4075dcaea0c37b52751273eb00f99d1b4f7cc854e37cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "505e256f7f69aa0b6f4075dcaea0c37b52751273eb00f99d1b4f7cc854e37cf3", kill_on_drop: false }`
[INFO] [stdout] 505e256f7f69aa0b6f4075dcaea0c37b52751273eb00f99d1b4f7cc854e37cf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08aa5de921aefadf459f65eae036513dd8cbf50d61e5a50b5b3eab0658dee339
[INFO] running `Command { std: "docker" "start" "-a" "08aa5de921aefadf459f65eae036513dd8cbf50d61e5a50b5b3eab0658dee339", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crate_that_i_break_sometimes_for_testing v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/crate_that_i_break_sometimes_for_testing-5882e7a3408fb819)
[INFO] running `Command { std: "docker" "inspect" "08aa5de921aefadf459f65eae036513dd8cbf50d61e5a50b5b3eab0658dee339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08aa5de921aefadf459f65eae036513dd8cbf50d61e5a50b5b3eab0658dee339", kill_on_drop: false }`
[INFO] [stdout] 08aa5de921aefadf459f65eae036513dd8cbf50d61e5a50b5b3eab0658dee339
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a75e1c6501a108d4ad08aebadcb5642d01665960035ad1443557e71139d446f7
[INFO] running `Command { std: "docker" "start" "-a" "a75e1c6501a108d4ad08aebadcb5642d01665960035ad1443557e71139d446f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crate_that_i_break_sometimes_for_testing-5882e7a3408fb819)
[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]    Doc-tests crate_that_i_break_sometimes_for_testing
[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" "a75e1c6501a108d4ad08aebadcb5642d01665960035ad1443557e71139d446f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a75e1c6501a108d4ad08aebadcb5642d01665960035ad1443557e71139d446f7", kill_on_drop: false }`
[INFO] [stdout] a75e1c6501a108d4ad08aebadcb5642d01665960035ad1443557e71139d446f7