[INFO] cloning repository https://github.com/ludios/rust-plugin-bug-snafu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ludios/rust-plugin-bug-snafu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fludios%2Frust-plugin-bug-snafu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fludios%2Frust-plugin-bug-snafu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f51b26619279605e5043d4440a71857c0e48ff29
[INFO] testing ludios/rust-plugin-bug-snafu against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fludios%2Frust-plugin-bug-snafu" "/workspace/builds/worker-72/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-72/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ludios/rust-plugin-bug-snafu on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ludios/rust-plugin-bug-snafu
[INFO] finished tweaking git repo https://github.com/ludios/rust-plugin-bug-snafu
[INFO] tweaked toml for git repo https://github.com/ludios/rust-plugin-bug-snafu written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate git repo https://github.com/ludios/rust-plugin-bug-snafu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5483f5017909a58f5726dc073adb6ce8000a7e2d5cfb671a17b6a385b20cc2da
[INFO] running `Command { std: "docker" "start" "-a" "5483f5017909a58f5726dc073adb6ce8000a7e2d5cfb671a17b6a385b20cc2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5483f5017909a58f5726dc073adb6ce8000a7e2d5cfb671a17b6a385b20cc2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5483f5017909a58f5726dc073adb6ce8000a7e2d5cfb671a17b6a385b20cc2da", kill_on_drop: false }`
[INFO] [stdout] 5483f5017909a58f5726dc073adb6ce8000a7e2d5cfb671a17b6a385b20cc2da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8115f4e7846f9834fb60dc51b2e94922c73d13ee60c5125ba49dedd47b8378e
[INFO] running `Command { std: "docker" "start" "-a" "d8115f4e7846f9834fb60dc51b2e94922c73d13ee60c5125ba49dedd47b8378e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling backtrace v0.3.37
[INFO] [stderr]    Compiling snafu-derive v0.5.0
[INFO] [stderr]    Compiling snafu v0.5.0
[INFO] [stderr]    Compiling rust-plugin-bug-snafu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.54s
[INFO] running `Command { std: "docker" "inspect" "d8115f4e7846f9834fb60dc51b2e94922c73d13ee60c5125ba49dedd47b8378e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8115f4e7846f9834fb60dc51b2e94922c73d13ee60c5125ba49dedd47b8378e", kill_on_drop: false }`
[INFO] [stdout] d8115f4e7846f9834fb60dc51b2e94922c73d13ee60c5125ba49dedd47b8378e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee0436b2a828405b12e2991775a6f9b738fe61f903a29e54505e572ac4b0cf39
[INFO] running `Command { std: "docker" "start" "-a" "ee0436b2a828405b12e2991775a6f9b738fe61f903a29e54505e572ac4b0cf39", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-plugin-bug-snafu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "ee0436b2a828405b12e2991775a6f9b738fe61f903a29e54505e572ac4b0cf39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee0436b2a828405b12e2991775a6f9b738fe61f903a29e54505e572ac4b0cf39", kill_on_drop: false }`
[INFO] [stdout] ee0436b2a828405b12e2991775a6f9b738fe61f903a29e54505e572ac4b0cf39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b0dd967e430c15f6b17ec8c9ca393b8ee6e3000b48f2285961f50e2e43e339c
[INFO] running `Command { std: "docker" "start" "-a" "8b0dd967e430c15f6b17ec8c9ca393b8ee6e3000b48f2285961f50e2e43e339c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_plugin_bug_snafu-1a34cca1273ff756)
[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" "8b0dd967e430c15f6b17ec8c9ca393b8ee6e3000b48f2285961f50e2e43e339c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0dd967e430c15f6b17ec8c9ca393b8ee6e3000b48f2285961f50e2e43e339c", kill_on_drop: false }`
[INFO] [stdout] 8b0dd967e430c15f6b17ec8c9ca393b8ee6e3000b48f2285961f50e2e43e339c