[INFO] cloning repository https://github.com/mingcaixiao/hello-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mingcaixiao/hello-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingcaixiao%2Fhello-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingcaixiao%2Fhello-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20662c33de35df13762a1314557e890e1cae1685
[INFO] testing mingcaixiao/hello-rust 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%2Fmingcaixiao%2Fhello-rust" "/workspace/builds/worker-90/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-90/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mingcaixiao/hello-rust 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/mingcaixiao/hello-rust
[INFO] finished tweaking git repo https://github.com/mingcaixiao/hello-rust
[INFO] tweaked toml for git repo https://github.com/mingcaixiao/hello-rust written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate git repo https://github.com/mingcaixiao/hello-rust 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-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] a0eddaa777e3f4041c2c0e1c00a4bc6faa3263e29a4e7038f5fe66e1cf37ef55
[INFO] running `Command { std: "docker" "start" "-a" "a0eddaa777e3f4041c2c0e1c00a4bc6faa3263e29a4e7038f5fe66e1cf37ef55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0eddaa777e3f4041c2c0e1c00a4bc6faa3263e29a4e7038f5fe66e1cf37ef55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0eddaa777e3f4041c2c0e1c00a4bc6faa3263e29a4e7038f5fe66e1cf37ef55", kill_on_drop: false }`
[INFO] [stdout] a0eddaa777e3f4041c2c0e1c00a4bc6faa3263e29a4e7038f5fe66e1cf37ef55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 4d4a42ec02dbaa3e5d5cf5c0ab15a9cc2bed06c8e722df02a3736b8d2c949355
[INFO] running `Command { std: "docker" "start" "-a" "4d4a42ec02dbaa3e5d5cf5c0ab15a9cc2bed06c8e722df02a3736b8d2c949355", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "4d4a42ec02dbaa3e5d5cf5c0ab15a9cc2bed06c8e722df02a3736b8d2c949355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d4a42ec02dbaa3e5d5cf5c0ab15a9cc2bed06c8e722df02a3736b8d2c949355", kill_on_drop: false }`
[INFO] [stdout] 4d4a42ec02dbaa3e5d5cf5c0ab15a9cc2bed06c8e722df02a3736b8d2c949355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 727d3e4df3d7269f908095bbf7dd7498c90d00490f93f7777693855a4e9c5bca
[INFO] running `Command { std: "docker" "start" "-a" "727d3e4df3d7269f908095bbf7dd7498c90d00490f93f7777693855a4e9c5bca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "727d3e4df3d7269f908095bbf7dd7498c90d00490f93f7777693855a4e9c5bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "727d3e4df3d7269f908095bbf7dd7498c90d00490f93f7777693855a4e9c5bca", kill_on_drop: false }`
[INFO] [stdout] 727d3e4df3d7269f908095bbf7dd7498c90d00490f93f7777693855a4e9c5bca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 25d46d2963a8223bcf23435ac8711420ca3a8b723a59677761442d2c7dd09de6
[INFO] running `Command { std: "docker" "start" "-a" "25d46d2963a8223bcf23435ac8711420ca3a8b723a59677761442d2c7dd09de6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_rust-1ed4e8ba7b9b1dab)
[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" "25d46d2963a8223bcf23435ac8711420ca3a8b723a59677761442d2c7dd09de6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25d46d2963a8223bcf23435ac8711420ca3a8b723a59677761442d2c7dd09de6", kill_on_drop: false }`
[INFO] [stdout] 25d46d2963a8223bcf23435ac8711420ca3a8b723a59677761442d2c7dd09de6