[INFO] fetching crate mobbit 0.2.0...
[INFO] testing mobbit-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mobbit 0.2.0 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate mobbit 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 mobbit 0.2.0
[INFO] finished tweaking crates.io crate mobbit 0.2.0
[INFO] tweaked toml for crates.io crate mobbit 0.2.0 written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] crate crates.io crate mobbit 0.2.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 069dbbe56a8b2076a38fd7d860b3d09be85f040e12b5ac3fd6637280d3b8588e
[INFO] running `Command { std: "docker" "start" "-a" "069dbbe56a8b2076a38fd7d860b3d09be85f040e12b5ac3fd6637280d3b8588e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "069dbbe56a8b2076a38fd7d860b3d09be85f040e12b5ac3fd6637280d3b8588e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "069dbbe56a8b2076a38fd7d860b3d09be85f040e12b5ac3fd6637280d3b8588e", kill_on_drop: false }`
[INFO] [stdout] 069dbbe56a8b2076a38fd7d860b3d09be85f040e12b5ac3fd6637280d3b8588e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] d0ec83e991e92150a124b04aee4f211f543b60991fc2091208f5824d9fc76f3d
[INFO] running `Command { std: "docker" "start" "-a" "d0ec83e991e92150a124b04aee4f211f543b60991fc2091208f5824d9fc76f3d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling termios v0.3.2
[INFO] [stderr]    Compiling terminal_size v0.1.12
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling console v0.11.2
[INFO] [stderr]    Compiling indicatif v0.14.0
[INFO] [stderr]    Compiling mobbit v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.77s
[INFO] running `Command { std: "docker" "inspect" "d0ec83e991e92150a124b04aee4f211f543b60991fc2091208f5824d9fc76f3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ec83e991e92150a124b04aee4f211f543b60991fc2091208f5824d9fc76f3d", kill_on_drop: false }`
[INFO] [stdout] d0ec83e991e92150a124b04aee4f211f543b60991fc2091208f5824d9fc76f3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 19629ab31eec0e87e86b70d1bcd7190e3f81d86f066707fa6e2bfc5c3c7bdfb4
[INFO] running `Command { std: "docker" "start" "-a" "19629ab31eec0e87e86b70d1bcd7190e3f81d86f066707fa6e2bfc5c3c7bdfb4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mobbit v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "19629ab31eec0e87e86b70d1bcd7190e3f81d86f066707fa6e2bfc5c3c7bdfb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19629ab31eec0e87e86b70d1bcd7190e3f81d86f066707fa6e2bfc5c3c7bdfb4", kill_on_drop: false }`
[INFO] [stdout] 19629ab31eec0e87e86b70d1bcd7190e3f81d86f066707fa6e2bfc5c3c7bdfb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 55e02400de605ba21bce4e25a7026e4bb7765b480377408bd3d1547c4dd5b80d
[INFO] running `Command { std: "docker" "start" "-a" "55e02400de605ba21bce4e25a7026e4bb7765b480377408bd3d1547c4dd5b80d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mobbit-1505d47676db5176)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mobbit-2df0ab5ab7dfffbd)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests mobbit
[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] [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] [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" "55e02400de605ba21bce4e25a7026e4bb7765b480377408bd3d1547c4dd5b80d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e02400de605ba21bce4e25a7026e4bb7765b480377408bd3d1547c4dd5b80d", kill_on_drop: false }`
[INFO] [stdout] 55e02400de605ba21bce4e25a7026e4bb7765b480377408bd3d1547c4dd5b80d