[INFO] cloning repository https://github.com/ElectricCoffee/stack_calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ElectricCoffee/stack_calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElectricCoffee%2Fstack_calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElectricCoffee%2Fstack_calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b6ac349bec4ef430cd8ad665ad3de5c1386b6cf
[INFO] testing ElectricCoffee/stack_calculator 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%2FElectricCoffee%2Fstack_calculator" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ElectricCoffee/stack_calculator 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/ElectricCoffee/stack_calculator
[INFO] finished tweaking git repo https://github.com/ElectricCoffee/stack_calculator
[INFO] tweaked toml for git repo https://github.com/ElectricCoffee/stack_calculator written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/ElectricCoffee/stack_calculator 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 20d63ed398bd70e35b5e24c7943b4aadee1b61a45bde428aa2ac5159671e7cd3
[INFO] running `Command { std: "docker" "start" "-a" "20d63ed398bd70e35b5e24c7943b4aadee1b61a45bde428aa2ac5159671e7cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20d63ed398bd70e35b5e24c7943b4aadee1b61a45bde428aa2ac5159671e7cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20d63ed398bd70e35b5e24c7943b4aadee1b61a45bde428aa2ac5159671e7cd3", kill_on_drop: false }`
[INFO] [stdout] 20d63ed398bd70e35b5e24c7943b4aadee1b61a45bde428aa2ac5159671e7cd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 9bf6e2fb348d8cf01403c2e4da049d58ece6c8f642b2cd2b6cafa50409e02ffe
[INFO] running `Command { std: "docker" "start" "-a" "9bf6e2fb348d8cf01403c2e4da049d58ece6c8f642b2cd2b6cafa50409e02ffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack_calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "9bf6e2fb348d8cf01403c2e4da049d58ece6c8f642b2cd2b6cafa50409e02ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bf6e2fb348d8cf01403c2e4da049d58ece6c8f642b2cd2b6cafa50409e02ffe", kill_on_drop: false }`
[INFO] [stdout] 9bf6e2fb348d8cf01403c2e4da049d58ece6c8f642b2cd2b6cafa50409e02ffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 913b5dd50ca32fd8d2dbb67412e9c21f5df81f3f4b2ec12d5735e2e3b1a04fb3
[INFO] running `Command { std: "docker" "start" "-a" "913b5dd50ca32fd8d2dbb67412e9c21f5df81f3f4b2ec12d5735e2e3b1a04fb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack_calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/stack_calc-de643feb7ce9e449)
[INFO] running `Command { std: "docker" "inspect" "913b5dd50ca32fd8d2dbb67412e9c21f5df81f3f4b2ec12d5735e2e3b1a04fb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "913b5dd50ca32fd8d2dbb67412e9c21f5df81f3f4b2ec12d5735e2e3b1a04fb3", kill_on_drop: false }`
[INFO] [stdout] 913b5dd50ca32fd8d2dbb67412e9c21f5df81f3f4b2ec12d5735e2e3b1a04fb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] e0e66db3c52616eba7b2946d1b5af5647189860cc25a6a727145027d0eb6eab9
[INFO] running `Command { std: "docker" "start" "-a" "e0e66db3c52616eba7b2946d1b5af5647189860cc25a6a727145027d0eb6eab9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/stack_calc-de643feb7ce9e449)
[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" "e0e66db3c52616eba7b2946d1b5af5647189860cc25a6a727145027d0eb6eab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0e66db3c52616eba7b2946d1b5af5647189860cc25a6a727145027d0eb6eab9", kill_on_drop: false }`
[INFO] [stdout] e0e66db3c52616eba7b2946d1b5af5647189860cc25a6a727145027d0eb6eab9