[INFO] cloning repository https://github.com/Alan-Rodz/rust_by_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alan-Rodz/rust_by_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlan-Rodz%2Frust_by_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlan-Rodz%2Frust_by_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab95efe059d47eac47c58d76f6d39d8149a65c2f
[INFO] testing Alan-Rodz/rust_by_example against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlan-Rodz%2Frust_by_example" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/Alan-Rodz/rust_by_example on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Alan-Rodz/rust_by_example
[INFO] finished tweaking git repo https://github.com/Alan-Rodz/rust_by_example
[INFO] tweaked toml for git repo https://github.com/Alan-Rodz/rust_by_example written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/Alan-Rodz/rust_by_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f389192a3ee6dbd4a8570420959e34c85dd086452c2b0107098c83f220ff2b30
[INFO] running `Command { std: "docker" "start" "-a" "f389192a3ee6dbd4a8570420959e34c85dd086452c2b0107098c83f220ff2b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f389192a3ee6dbd4a8570420959e34c85dd086452c2b0107098c83f220ff2b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f389192a3ee6dbd4a8570420959e34c85dd086452c2b0107098c83f220ff2b30", kill_on_drop: false }`
[INFO] [stdout] f389192a3ee6dbd4a8570420959e34c85dd086452c2b0107098c83f220ff2b30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] daac1d71763d60f83554ad9430cf0e58cc7be8b73a2b6d884115036957f7a9a5
[INFO] running `Command { std: "docker" "start" "-a" "daac1d71763d60f83554ad9430cf0e58cc7be8b73a2b6d884115036957f7a9a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_by_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "daac1d71763d60f83554ad9430cf0e58cc7be8b73a2b6d884115036957f7a9a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daac1d71763d60f83554ad9430cf0e58cc7be8b73a2b6d884115036957f7a9a5", kill_on_drop: false }`
[INFO] [stdout] daac1d71763d60f83554ad9430cf0e58cc7be8b73a2b6d884115036957f7a9a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ae2d0255877d4cf4c1eae87abad99a978f762ce792e740b71d6d2c07fb7219d
[INFO] running `Command { std: "docker" "start" "-a" "9ae2d0255877d4cf4c1eae87abad99a978f762ce792e740b71d6d2c07fb7219d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_by_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_by_example-78742832b44f8c62)
[INFO] running `Command { std: "docker" "inspect" "9ae2d0255877d4cf4c1eae87abad99a978f762ce792e740b71d6d2c07fb7219d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ae2d0255877d4cf4c1eae87abad99a978f762ce792e740b71d6d2c07fb7219d", kill_on_drop: false }`
[INFO] [stdout] 9ae2d0255877d4cf4c1eae87abad99a978f762ce792e740b71d6d2c07fb7219d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 985c2f6916e29c9a117226e883751ddef2dbbb6f6b155dfc4a124060e258d06f
[INFO] running `Command { std: "docker" "start" "-a" "985c2f6916e29c9a117226e883751ddef2dbbb6f6b155dfc4a124060e258d06f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_by_example-78742832b44f8c62)
[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" "985c2f6916e29c9a117226e883751ddef2dbbb6f6b155dfc4a124060e258d06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "985c2f6916e29c9a117226e883751ddef2dbbb6f6b155dfc4a124060e258d06f", kill_on_drop: false }`
[INFO] [stdout] 985c2f6916e29c9a117226e883751ddef2dbbb6f6b155dfc4a124060e258d06f