[INFO] fetching crate libv 0.1.0...
[INFO] testing libv-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate libv 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate libv 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libv 0.1.0
[INFO] finished tweaking crates.io crate libv 0.1.0
[INFO] tweaked toml for crates.io crate libv 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42ec1c925de99e97837436e3dd083575d8c13d677b8fe5d5f056556b999d31d8
[INFO] running `Command { std: "docker" "start" "-a" "42ec1c925de99e97837436e3dd083575d8c13d677b8fe5d5f056556b999d31d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42ec1c925de99e97837436e3dd083575d8c13d677b8fe5d5f056556b999d31d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42ec1c925de99e97837436e3dd083575d8c13d677b8fe5d5f056556b999d31d8", kill_on_drop: false }`
[INFO] [stdout] 42ec1c925de99e97837436e3dd083575d8c13d677b8fe5d5f056556b999d31d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f423ed4e1e63b02b1f295e88226bb99afe60f88d49d17f53969f935173caaf51
[INFO] running `Command { std: "docker" "start" "-a" "f423ed4e1e63b02b1f295e88226bb99afe60f88d49d17f53969f935173caaf51", kill_on_drop: false }`
[INFO] [stderr]    Compiling libv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "f423ed4e1e63b02b1f295e88226bb99afe60f88d49d17f53969f935173caaf51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f423ed4e1e63b02b1f295e88226bb99afe60f88d49d17f53969f935173caaf51", kill_on_drop: false }`
[INFO] [stdout] f423ed4e1e63b02b1f295e88226bb99afe60f88d49d17f53969f935173caaf51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea32710988d4fe63d28261b0c3e04356511a12e00679ae15de92fa312925de92
[INFO] running `Command { std: "docker" "start" "-a" "ea32710988d4fe63d28261b0c3e04356511a12e00679ae15de92fa312925de92", kill_on_drop: false }`
[INFO] [stderr]    Compiling libv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "ea32710988d4fe63d28261b0c3e04356511a12e00679ae15de92fa312925de92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea32710988d4fe63d28261b0c3e04356511a12e00679ae15de92fa312925de92", kill_on_drop: false }`
[INFO] [stdout] ea32710988d4fe63d28261b0c3e04356511a12e00679ae15de92fa312925de92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e3d6be2c3fde2399c0e5e09f22b1302d803c4d81673eeae17fd5e473d2a3467
[INFO] running `Command { std: "docker" "start" "-a" "5e3d6be2c3fde2399c0e5e09f22b1302d803c4d81673eeae17fd5e473d2a3467", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libv-f0e74e465dd7d024)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests libv
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "5e3d6be2c3fde2399c0e5e09f22b1302d803c4d81673eeae17fd5e473d2a3467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e3d6be2c3fde2399c0e5e09f22b1302d803c4d81673eeae17fd5e473d2a3467", kill_on_drop: false }`
[INFO] [stdout] 5e3d6be2c3fde2399c0e5e09f22b1302d803c4d81673eeae17fd5e473d2a3467