[INFO] cloning repository https://github.com/itytophile/example-ron-to-json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/itytophile/example-ron-to-json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitytophile%2Fexample-ron-to-json", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitytophile%2Fexample-ron-to-json'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e65a616f33dfcffcea97772741c74c04776a4946
[INFO] testing itytophile/example-ron-to-json 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%2Fitytophile%2Fexample-ron-to-json" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/itytophile/example-ron-to-json 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/itytophile/example-ron-to-json
[INFO] finished tweaking git repo https://github.com/itytophile/example-ron-to-json
[INFO] tweaked toml for git repo https://github.com/itytophile/example-ron-to-json written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/itytophile/example-ron-to-json 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 1f31c34a64a9a8da561f93f002b93e9fddc44851d9f8549776e8104d58f1044a
[INFO] running `Command { std: "docker" "start" "-a" "1f31c34a64a9a8da561f93f002b93e9fddc44851d9f8549776e8104d58f1044a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f31c34a64a9a8da561f93f002b93e9fddc44851d9f8549776e8104d58f1044a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f31c34a64a9a8da561f93f002b93e9fddc44851d9f8549776e8104d58f1044a", kill_on_drop: false }`
[INFO] [stdout] 1f31c34a64a9a8da561f93f002b93e9fddc44851d9f8549776e8104d58f1044a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f942142627436d3e354292885bcf5ac29b196e576a5aba30435c5db4619067f0
[INFO] running `Command { std: "docker" "start" "-a" "f942142627436d3e354292885bcf5ac29b196e576a5aba30435c5db4619067f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling ron v0.6.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling ron-to-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.69s
[INFO] running `Command { std: "docker" "inspect" "f942142627436d3e354292885bcf5ac29b196e576a5aba30435c5db4619067f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f942142627436d3e354292885bcf5ac29b196e576a5aba30435c5db4619067f0", kill_on_drop: false }`
[INFO] [stdout] f942142627436d3e354292885bcf5ac29b196e576a5aba30435c5db4619067f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c7f86cd909147cfddc97b3f9e0d03331ce5ce77acb640adf9a7008c1999abdff
[INFO] running `Command { std: "docker" "start" "-a" "c7f86cd909147cfddc97b3f9e0d03331ce5ce77acb640adf9a7008c1999abdff", kill_on_drop: false }`
[INFO] [stderr]    Compiling ron-to-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "c7f86cd909147cfddc97b3f9e0d03331ce5ce77acb640adf9a7008c1999abdff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7f86cd909147cfddc97b3f9e0d03331ce5ce77acb640adf9a7008c1999abdff", kill_on_drop: false }`
[INFO] [stdout] c7f86cd909147cfddc97b3f9e0d03331ce5ce77acb640adf9a7008c1999abdff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 81ef6121d602bea0b28d8a1ed0589a164fced784bc2485c715ffcd12de76386d
[INFO] running `Command { std: "docker" "start" "-a" "81ef6121d602bea0b28d8a1ed0589a164fced784bc2485c715ffcd12de76386d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ron_to_json-1f3567529288d9df)
[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" "81ef6121d602bea0b28d8a1ed0589a164fced784bc2485c715ffcd12de76386d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81ef6121d602bea0b28d8a1ed0589a164fced784bc2485c715ffcd12de76386d", kill_on_drop: false }`
[INFO] [stdout] 81ef6121d602bea0b28d8a1ed0589a164fced784bc2485c715ffcd12de76386d