[INFO] cloning repository https://github.com/choimake/reverse_polish
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/choimake/reverse_polish" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchoimake%2Freverse_polish", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchoimake%2Freverse_polish'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9f71409dc3e8c5caeb85db4bb6edf6cb0d454a5
[INFO] testing choimake/reverse_polish 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%2Fchoimake%2Freverse_polish" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/choimake/reverse_polish 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/choimake/reverse_polish
[INFO] finished tweaking git repo https://github.com/choimake/reverse_polish
[INFO] tweaked toml for git repo https://github.com/choimake/reverse_polish written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/choimake/reverse_polish 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] d2419a2fed3bcb06ba7f9af59aabefc41079fc3faaaaccb23e2392c858e1bf9e
[INFO] running `Command { std: "docker" "start" "-a" "d2419a2fed3bcb06ba7f9af59aabefc41079fc3faaaaccb23e2392c858e1bf9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2419a2fed3bcb06ba7f9af59aabefc41079fc3faaaaccb23e2392c858e1bf9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2419a2fed3bcb06ba7f9af59aabefc41079fc3faaaaccb23e2392c858e1bf9e", kill_on_drop: false }`
[INFO] [stdout] d2419a2fed3bcb06ba7f9af59aabefc41079fc3faaaaccb23e2392c858e1bf9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 8a3ee07a2ad1a6a2642be31f6512f4c10ea52d0e2417fe3acff930b04fe3bd51
[INFO] running `Command { std: "docker" "start" "-a" "8a3ee07a2ad1a6a2642be31f6512f4c10ea52d0e2417fe3acff930b04fe3bd51", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling reverse-polish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `Command { std: "docker" "inspect" "8a3ee07a2ad1a6a2642be31f6512f4c10ea52d0e2417fe3acff930b04fe3bd51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a3ee07a2ad1a6a2642be31f6512f4c10ea52d0e2417fe3acff930b04fe3bd51", kill_on_drop: false }`
[INFO] [stdout] 8a3ee07a2ad1a6a2642be31f6512f4c10ea52d0e2417fe3acff930b04fe3bd51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 9f46ffd4121f83589a3d252308a7527c620411cbdca5e8a59f3660f3d08babb0
[INFO] running `Command { std: "docker" "start" "-a" "9f46ffd4121f83589a3d252308a7527c620411cbdca5e8a59f3660f3d08babb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling reverse-polish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "9f46ffd4121f83589a3d252308a7527c620411cbdca5e8a59f3660f3d08babb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f46ffd4121f83589a3d252308a7527c620411cbdca5e8a59f3660f3d08babb0", kill_on_drop: false }`
[INFO] [stdout] 9f46ffd4121f83589a3d252308a7527c620411cbdca5e8a59f3660f3d08babb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 75a0d4cea6e0ac6a0f3b6d8c21954b4dea28a877ae65efda4a24152a2a8ad3a6
[INFO] running `Command { std: "docker" "start" "-a" "75a0d4cea6e0ac6a0f3b6d8c21954b4dea28a877ae65efda4a24152a2a8ad3a6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/reverse_polish-61cf4a41c73621cf)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test reverse_polish::tests::test_div ... ok
[INFO] [stdout] test reverse_polish::tests::test_add ... ok
[INFO] [stdout] test reverse_polish::tests::test_mul ... ok
[INFO] [stdout] test reverse_polish::tests::test_mod ... ok
[INFO] [stdout] test reverse_polish::tests::test_sub ... ok
[INFO] [stdout] test reverse_polish::tests::test_fail_to_unwrap_value - should panic ... ok
[INFO] [stdout] test reverse_polish::tests::test_invalid_calculation_formula - should panic ... ok
[INFO] [stdout] test reverse_polish::tests::test_invalid_operator - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "75a0d4cea6e0ac6a0f3b6d8c21954b4dea28a877ae65efda4a24152a2a8ad3a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75a0d4cea6e0ac6a0f3b6d8c21954b4dea28a877ae65efda4a24152a2a8ad3a6", kill_on_drop: false }`
[INFO] [stdout] 75a0d4cea6e0ac6a0f3b6d8c21954b4dea28a877ae65efda4a24152a2a8ad3a6