[INFO] cloning repository https://github.com/kamranajabbar/ch_03_common_concepts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kamranajabbar/ch_03_common_concepts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamranajabbar%2Fch_03_common_concepts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamranajabbar%2Fch_03_common_concepts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef4c3a4394c56308265b9dfc3b2058df8acfdaa5
[INFO] testing kamranajabbar/ch_03_common_concepts 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%2Fkamranajabbar%2Fch_03_common_concepts" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kamranajabbar/ch_03_common_concepts 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/kamranajabbar/ch_03_common_concepts
[INFO] finished tweaking git repo https://github.com/kamranajabbar/ch_03_common_concepts
[INFO] tweaked toml for git repo https://github.com/kamranajabbar/ch_03_common_concepts written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kamranajabbar/ch_03_common_concepts 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 203f105b28cf18382075e837c66c02b1faa3c8e73f2c5fbbc490b8d34b7f5aa3
[INFO] running `Command { std: "docker" "start" "-a" "203f105b28cf18382075e837c66c02b1faa3c8e73f2c5fbbc490b8d34b7f5aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "203f105b28cf18382075e837c66c02b1faa3c8e73f2c5fbbc490b8d34b7f5aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203f105b28cf18382075e837c66c02b1faa3c8e73f2c5fbbc490b8d34b7f5aa3", kill_on_drop: false }`
[INFO] [stdout] 203f105b28cf18382075e837c66c02b1faa3c8e73f2c5fbbc490b8d34b7f5aa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 24545fe7829a7731d04b3ace58536500be46634304e4b6596a5468684714e33e
[INFO] running `Command { std: "docker" "start" "-a" "24545fe7829a7731d04b3ace58536500be46634304e4b6596a5468684714e33e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ch_03_common_concepts v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "24545fe7829a7731d04b3ace58536500be46634304e4b6596a5468684714e33e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24545fe7829a7731d04b3ace58536500be46634304e4b6596a5468684714e33e", kill_on_drop: false }`
[INFO] [stdout] 24545fe7829a7731d04b3ace58536500be46634304e4b6596a5468684714e33e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] af88eb73e3315bfa37cc6cc302254dd77d8a92f56509e5592871db4961ec95be
[INFO] running `Command { std: "docker" "start" "-a" "af88eb73e3315bfa37cc6cc302254dd77d8a92f56509e5592871db4961ec95be", kill_on_drop: false }`
[INFO] [stderr]    Compiling ch_03_common_concepts v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/ch_03_common_concepts-3a08d1a51b99447e)
[INFO] running `Command { std: "docker" "inspect" "af88eb73e3315bfa37cc6cc302254dd77d8a92f56509e5592871db4961ec95be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af88eb73e3315bfa37cc6cc302254dd77d8a92f56509e5592871db4961ec95be", kill_on_drop: false }`
[INFO] [stdout] af88eb73e3315bfa37cc6cc302254dd77d8a92f56509e5592871db4961ec95be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97f567d18d19d923aa8e9de4df1cfa6045e5791e6fbf6cb11484726f8f434ad5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "97f567d18d19d923aa8e9de4df1cfa6045e5791e6fbf6cb11484726f8f434ad5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ch_03_common_concepts-3a08d1a51b99447e)
[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" "97f567d18d19d923aa8e9de4df1cfa6045e5791e6fbf6cb11484726f8f434ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97f567d18d19d923aa8e9de4df1cfa6045e5791e6fbf6cb11484726f8f434ad5", kill_on_drop: false }`
[INFO] [stdout] 97f567d18d19d923aa8e9de4df1cfa6045e5791e6fbf6cb11484726f8f434ad5