[INFO] fetching crate interop 0.1.0-tmp...
[INFO] testing interop-0.1.0-tmp against 1.55.0 for beta-1.56-1
[INFO] extracting crate interop 0.1.0-tmp into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate interop 0.1.0-tmp 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 interop 0.1.0-tmp
[INFO] finished tweaking crates.io crate interop 0.1.0-tmp
[INFO] tweaked toml for crates.io crate interop 0.1.0-tmp written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] crate crates.io crate interop 0.1.0-tmp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] f5ede43ed54530108df855c85c28edfb210c4759c62449bd82919922b974e17b
[INFO] running `Command { std: "docker" "start" "-a" "f5ede43ed54530108df855c85c28edfb210c4759c62449bd82919922b974e17b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5ede43ed54530108df855c85c28edfb210c4759c62449bd82919922b974e17b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5ede43ed54530108df855c85c28edfb210c4759c62449bd82919922b974e17b", kill_on_drop: false }`
[INFO] [stdout] f5ede43ed54530108df855c85c28edfb210c4759c62449bd82919922b974e17b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] d1f1e216795c097d70f7328641e9fa0a2a75c95ce05fcfc4b56bd5ca2553ff06
[INFO] running `Command { std: "docker" "start" "-a" "d1f1e216795c097d70f7328641e9fa0a2a75c95ce05fcfc4b56bd5ca2553ff06", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling interop v0.1.0-tmp (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "d1f1e216795c097d70f7328641e9fa0a2a75c95ce05fcfc4b56bd5ca2553ff06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1f1e216795c097d70f7328641e9fa0a2a75c95ce05fcfc4b56bd5ca2553ff06", kill_on_drop: false }`
[INFO] [stdout] d1f1e216795c097d70f7328641e9fa0a2a75c95ce05fcfc4b56bd5ca2553ff06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 3b67de691f1cda3aaa324a0640a65760022b532566f8549dc30cbd45523a5b0a
[INFO] running `Command { std: "docker" "start" "-a" "3b67de691f1cda3aaa324a0640a65760022b532566f8549dc30cbd45523a5b0a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling interop v0.1.0-tmp (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "3b67de691f1cda3aaa324a0640a65760022b532566f8549dc30cbd45523a5b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b67de691f1cda3aaa324a0640a65760022b532566f8549dc30cbd45523a5b0a", kill_on_drop: false }`
[INFO] [stdout] 3b67de691f1cda3aaa324a0640a65760022b532566f8549dc30cbd45523a5b0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 9eb6df55a347f99e0ad5d6f1b775e6f33722ce856ee1413508c3a40f371f4f5d
[INFO] running `Command { std: "docker" "start" "-a" "9eb6df55a347f99e0ad5d6f1b775e6f33722ce856ee1413508c3a40f371f4f5d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[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 unittests (/opt/rustwide/target/debug/deps/interop-11b3f7f69511dda3)
[INFO] running `Command { std: "docker" "inspect" "9eb6df55a347f99e0ad5d6f1b775e6f33722ce856ee1413508c3a40f371f4f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb6df55a347f99e0ad5d6f1b775e6f33722ce856ee1413508c3a40f371f4f5d", kill_on_drop: false }`
[INFO] [stdout] 9eb6df55a347f99e0ad5d6f1b775e6f33722ce856ee1413508c3a40f371f4f5d