[INFO] fetching crate passert 0.2.0...
[INFO] testing passert-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate passert 0.2.0 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate passert 0.2.0 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 passert 0.2.0
[INFO] finished tweaking crates.io crate passert 0.2.0
[INFO] tweaked toml for crates.io crate passert 0.2.0 written to /workspace/builds/worker-56/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-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] 102160bb2ef492915bcaf6a9853b0eae05535b3de12f1594fa96cf93ef78b0e5
[INFO] running `Command { std: "docker" "start" "-a" "102160bb2ef492915bcaf6a9853b0eae05535b3de12f1594fa96cf93ef78b0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "102160bb2ef492915bcaf6a9853b0eae05535b3de12f1594fa96cf93ef78b0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102160bb2ef492915bcaf6a9853b0eae05535b3de12f1594fa96cf93ef78b0e5", kill_on_drop: false }`
[INFO] [stdout] 102160bb2ef492915bcaf6a9853b0eae05535b3de12f1594fa96cf93ef78b0e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] 73424e9b6e6cf8c1278f1ead80eb1eeaa4efa64f2711026f85b5fa674c385e16
[INFO] running `Command { std: "docker" "start" "-a" "73424e9b6e6cf8c1278f1ead80eb1eeaa4efa64f2711026f85b5fa674c385e16", kill_on_drop: false }`
[INFO] [stderr]    Compiling passert v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "73424e9b6e6cf8c1278f1ead80eb1eeaa4efa64f2711026f85b5fa674c385e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73424e9b6e6cf8c1278f1ead80eb1eeaa4efa64f2711026f85b5fa674c385e16", kill_on_drop: false }`
[INFO] [stdout] 73424e9b6e6cf8c1278f1ead80eb1eeaa4efa64f2711026f85b5fa674c385e16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] 69469e57a3cbf04ea6ed9cd94c010c77eb542d15bf40465416ea4f52b062a48f
[INFO] running `Command { std: "docker" "start" "-a" "69469e57a3cbf04ea6ed9cd94c010c77eb542d15bf40465416ea4f52b062a48f", kill_on_drop: false }`
[INFO] [stderr]    Compiling passert v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "69469e57a3cbf04ea6ed9cd94c010c77eb542d15bf40465416ea4f52b062a48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69469e57a3cbf04ea6ed9cd94c010c77eb542d15bf40465416ea4f52b062a48f", kill_on_drop: false }`
[INFO] [stdout] 69469e57a3cbf04ea6ed9cd94c010c77eb542d15bf40465416ea4f52b062a48f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] 922843d972409fa6a96751e68380b20629951652db7351a1cff29717f137c2c7
[INFO] running `Command { std: "docker" "start" "-a" "922843d972409fa6a96751e68380b20629951652db7351a1cff29717f137c2c7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/passert-1204e61acb02b379)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests passert
[INFO] [stdout] test result: ok. 0 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" "922843d972409fa6a96751e68380b20629951652db7351a1cff29717f137c2c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "922843d972409fa6a96751e68380b20629951652db7351a1cff29717f137c2c7", kill_on_drop: false }`
[INFO] [stdout] 922843d972409fa6a96751e68380b20629951652db7351a1cff29717f137c2c7