[INFO] cloning repository https://github.com/james-learns-to-code/rust-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/james-learns-to-code/rust-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjames-learns-to-code%2Frust-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjames-learns-to-code%2Frust-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15d889c81184c2aeaa1d95d8c5d6abd950a5ca37
[INFO] testing james-learns-to-code/rust-example 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%2Fjames-learns-to-code%2Frust-example" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/james-learns-to-code/rust-example 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/james-learns-to-code/rust-example
[INFO] finished tweaking git repo https://github.com/james-learns-to-code/rust-example
[INFO] tweaked toml for git repo https://github.com/james-learns-to-code/rust-example written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/james-learns-to-code/rust-example 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 3299b5548f548f4ca92c5932d8c9c064ea8b76c96a414a74da584f90244aeaf3
[INFO] running `Command { std: "docker" "start" "-a" "3299b5548f548f4ca92c5932d8c9c064ea8b76c96a414a74da584f90244aeaf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3299b5548f548f4ca92c5932d8c9c064ea8b76c96a414a74da584f90244aeaf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3299b5548f548f4ca92c5932d8c9c064ea8b76c96a414a74da584f90244aeaf3", kill_on_drop: false }`
[INFO] [stdout] 3299b5548f548f4ca92c5932d8c9c064ea8b76c96a414a74da584f90244aeaf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 1da0cc542c8d8e3b0a615aa1cecdd53e3e322ec0b49f46db42040430c6f94e2a
[INFO] running `Command { std: "docker" "start" "-a" "1da0cc542c8d8e3b0a615aa1cecdd53e3e322ec0b49f46db42040430c6f94e2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "1da0cc542c8d8e3b0a615aa1cecdd53e3e322ec0b49f46db42040430c6f94e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1da0cc542c8d8e3b0a615aa1cecdd53e3e322ec0b49f46db42040430c6f94e2a", kill_on_drop: false }`
[INFO] [stdout] 1da0cc542c8d8e3b0a615aa1cecdd53e3e322ec0b49f46db42040430c6f94e2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 2340b003a59594b808e158d1b9c64397bf7b8318a74992d2ad30c20916c375ce
[INFO] running `Command { std: "docker" "start" "-a" "2340b003a59594b808e158d1b9c64397bf7b8318a74992d2ad30c20916c375ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "2340b003a59594b808e158d1b9c64397bf7b8318a74992d2ad30c20916c375ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2340b003a59594b808e158d1b9c64397bf7b8318a74992d2ad30c20916c375ce", kill_on_drop: false }`
[INFO] [stdout] 2340b003a59594b808e158d1b9c64397bf7b8318a74992d2ad30c20916c375ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 2186550e643d6b961c13b35b2fe302d904f360b64f29182ba56a259b89117add
[INFO] running `Command { std: "docker" "start" "-a" "2186550e643d6b961c13b35b2fe302d904f360b64f29182ba56a259b89117add", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_example-164a67f92042fed0)
[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" "2186550e643d6b961c13b35b2fe302d904f360b64f29182ba56a259b89117add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2186550e643d6b961c13b35b2fe302d904f360b64f29182ba56a259b89117add", kill_on_drop: false }`
[INFO] [stdout] 2186550e643d6b961c13b35b2fe302d904f360b64f29182ba56a259b89117add