[INFO] cloning repository https://github.com/alifya53/online_class
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alifya53/online_class" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falifya53%2Fonline_class", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falifya53%2Fonline_class'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9afb419b31d12c060489c8abde71dbaa5cf55e18
[INFO] testing alifya53/online_class 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%2Falifya53%2Fonline_class" "/workspace/builds/worker-74/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alifya53/online_class 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/alifya53/online_class
[INFO] finished tweaking git repo https://github.com/alifya53/online_class
[INFO] tweaked toml for git repo https://github.com/alifya53/online_class written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate git repo https://github.com/alifya53/online_class 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-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 9fe9dacaa2f8de7f781c2d13744b328bfab00bf32e57936168390edeac0d8fd5
[INFO] running `Command { std: "docker" "start" "-a" "9fe9dacaa2f8de7f781c2d13744b328bfab00bf32e57936168390edeac0d8fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fe9dacaa2f8de7f781c2d13744b328bfab00bf32e57936168390edeac0d8fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fe9dacaa2f8de7f781c2d13744b328bfab00bf32e57936168390edeac0d8fd5", kill_on_drop: false }`
[INFO] [stdout] 9fe9dacaa2f8de7f781c2d13744b328bfab00bf32e57936168390edeac0d8fd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 624e8f1484fd055e99ec07ca838dcef6e0f251ca960a31e34fb09b77a3cd6b9e
[INFO] running `Command { std: "docker" "start" "-a" "624e8f1484fd055e99ec07ca838dcef6e0f251ca960a31e34fb09b77a3cd6b9e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling online_class v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.33s
[INFO] running `Command { std: "docker" "inspect" "624e8f1484fd055e99ec07ca838dcef6e0f251ca960a31e34fb09b77a3cd6b9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "624e8f1484fd055e99ec07ca838dcef6e0f251ca960a31e34fb09b77a3cd6b9e", kill_on_drop: false }`
[INFO] [stdout] 624e8f1484fd055e99ec07ca838dcef6e0f251ca960a31e34fb09b77a3cd6b9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 45281e7e4aeb011061d8b336b76d3829d9b42a4d18efe36a61562a4615665749
[INFO] running `Command { std: "docker" "start" "-a" "45281e7e4aeb011061d8b336b76d3829d9b42a4d18efe36a61562a4615665749", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling online_class v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/online_class-54e3c6d99f28bf6f)
[INFO] running `Command { std: "docker" "inspect" "45281e7e4aeb011061d8b336b76d3829d9b42a4d18efe36a61562a4615665749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45281e7e4aeb011061d8b336b76d3829d9b42a4d18efe36a61562a4615665749", kill_on_drop: false }`
[INFO] [stdout] 45281e7e4aeb011061d8b336b76d3829d9b42a4d18efe36a61562a4615665749
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 00654189e059d190d4a19f7e35145a08164df2c66c263787d6b890b17a6bc43e
[INFO] running `Command { std: "docker" "start" "-a" "00654189e059d190d4a19f7e35145a08164df2c66c263787d6b890b17a6bc43e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.61s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/online_class-54e3c6d99f28bf6f)
[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" "00654189e059d190d4a19f7e35145a08164df2c66c263787d6b890b17a6bc43e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00654189e059d190d4a19f7e35145a08164df2c66c263787d6b890b17a6bc43e", kill_on_drop: false }`
[INFO] [stdout] 00654189e059d190d4a19f7e35145a08164df2c66c263787d6b890b17a6bc43e