[INFO] cloning repository https://github.com/mutoso/cs4348_demos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mutoso/cs4348_demos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmutoso%2Fcs4348_demos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmutoso%2Fcs4348_demos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd88fac9e22db87cb1f6b6cfed8c36567b7ffb33
[INFO] testing mutoso/cs4348_demos against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmutoso%2Fcs4348_demos" "/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/mutoso/cs4348_demos on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mutoso/cs4348_demos
[INFO] finished tweaking git repo https://github.com/mutoso/cs4348_demos
[INFO] tweaked toml for git repo https://github.com/mutoso/cs4348_demos written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mutoso/cs4348_demos already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 42c9d4ef89512315b57b6fb8df3bb40ec2a11c7a1ca8fd6e87d2f14239b436b1
[INFO] running `Command { std: "docker" "start" "-a" "42c9d4ef89512315b57b6fb8df3bb40ec2a11c7a1ca8fd6e87d2f14239b436b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42c9d4ef89512315b57b6fb8df3bb40ec2a11c7a1ca8fd6e87d2f14239b436b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c9d4ef89512315b57b6fb8df3bb40ec2a11c7a1ca8fd6e87d2f14239b436b1", kill_on_drop: false }`
[INFO] [stdout] 42c9d4ef89512315b57b6fb8df3bb40ec2a11c7a1ca8fd6e87d2f14239b436b1
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc748e63d135c7b1a1fd58ce82220bfb0400d2e2f2cf691c71f77ddaf9a53ea8
[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" "cc748e63d135c7b1a1fd58ce82220bfb0400d2e2f2cf691c71f77ddaf9a53ea8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cs4348_demos v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "cc748e63d135c7b1a1fd58ce82220bfb0400d2e2f2cf691c71f77ddaf9a53ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc748e63d135c7b1a1fd58ce82220bfb0400d2e2f2cf691c71f77ddaf9a53ea8", kill_on_drop: false }`
[INFO] [stdout] cc748e63d135c7b1a1fd58ce82220bfb0400d2e2f2cf691c71f77ddaf9a53ea8
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49f0cbac6d44476c950b3cec82bfbb8dfd6f6da7d098e3b498ec3ce54fa7a591
[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" "49f0cbac6d44476c950b3cec82bfbb8dfd6f6da7d098e3b498ec3ce54fa7a591", kill_on_drop: false }`
[INFO] [stderr]    Compiling cs4348_demos v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "49f0cbac6d44476c950b3cec82bfbb8dfd6f6da7d098e3b498ec3ce54fa7a591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f0cbac6d44476c950b3cec82bfbb8dfd6f6da7d098e3b498ec3ce54fa7a591", kill_on_drop: false }`
[INFO] [stdout] 49f0cbac6d44476c950b3cec82bfbb8dfd6f6da7d098e3b498ec3ce54fa7a591
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a725ad8a58aa5d3927ecc50d228e10f8acb83c6fa1eb35cafec0af26706a4332
[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" "a725ad8a58aa5d3927ecc50d228e10f8acb83c6fa1eb35cafec0af26706a4332", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cs4348_demos-6288d158d831d152
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a725ad8a58aa5d3927ecc50d228e10f8acb83c6fa1eb35cafec0af26706a4332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a725ad8a58aa5d3927ecc50d228e10f8acb83c6fa1eb35cafec0af26706a4332", kill_on_drop: false }`
[INFO] [stdout] a725ad8a58aa5d3927ecc50d228e10f8acb83c6fa1eb35cafec0af26706a4332