[INFO] cloning repository https://github.com/mfarhanshakil/learngitgui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mfarhanshakil/learngitgui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfarhanshakil%2Flearngitgui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfarhanshakil%2Flearngitgui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33478c805ed5e97b9493da71a6a95f222ef2f502
[INFO] testing mfarhanshakil/learngitgui against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfarhanshakil%2Flearngitgui" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mfarhanshakil/learngitgui on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mfarhanshakil/learngitgui
[INFO] finished tweaking git repo https://github.com/mfarhanshakil/learngitgui
[INFO] tweaked toml for git repo https://github.com/mfarhanshakil/learngitgui written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/mfarhanshakil/learngitgui already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] c3efd2961ff2000f95b3f973fd2a9410f549a24543b4a57b79b87f9d9306efb1
[INFO] running `Command { std: "docker" "start" "-a" "c3efd2961ff2000f95b3f973fd2a9410f549a24543b4a57b79b87f9d9306efb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3efd2961ff2000f95b3f973fd2a9410f549a24543b4a57b79b87f9d9306efb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3efd2961ff2000f95b3f973fd2a9410f549a24543b4a57b79b87f9d9306efb1", kill_on_drop: false }`
[INFO] [stdout] c3efd2961ff2000f95b3f973fd2a9410f549a24543b4a57b79b87f9d9306efb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 8c07112ef0e4910ad6059e7ce98a3396e0386a2cc70769467e7775c119fb67ef
[INFO] running `Command { std: "docker" "start" "-a" "8c07112ef0e4910ad6059e7ce98a3396e0386a2cc70769467e7775c119fb67ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling quar2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "8c07112ef0e4910ad6059e7ce98a3396e0386a2cc70769467e7775c119fb67ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c07112ef0e4910ad6059e7ce98a3396e0386a2cc70769467e7775c119fb67ef", kill_on_drop: false }`
[INFO] [stdout] 8c07112ef0e4910ad6059e7ce98a3396e0386a2cc70769467e7775c119fb67ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01f22c5a14baffc99e08804418fd1c740fa6ed87d7125c1f6bf4935baca333dd
[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" "01f22c5a14baffc99e08804418fd1c740fa6ed87d7125c1f6bf4935baca333dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling quar2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "01f22c5a14baffc99e08804418fd1c740fa6ed87d7125c1f6bf4935baca333dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01f22c5a14baffc99e08804418fd1c740fa6ed87d7125c1f6bf4935baca333dd", kill_on_drop: false }`
[INFO] [stdout] 01f22c5a14baffc99e08804418fd1c740fa6ed87d7125c1f6bf4935baca333dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] e3f7adf78d8553db6fab2669219880e1e783798bd033da43a5394576d1c5b23d
[INFO] running `Command { std: "docker" "start" "-a" "e3f7adf78d8553db6fab2669219880e1e783798bd033da43a5394576d1c5b23d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/quar2-c9cea2cc395af147
[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" "e3f7adf78d8553db6fab2669219880e1e783798bd033da43a5394576d1c5b23d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f7adf78d8553db6fab2669219880e1e783798bd033da43a5394576d1c5b23d", kill_on_drop: false }`
[INFO] [stdout] e3f7adf78d8553db6fab2669219880e1e783798bd033da43a5394576d1c5b23d