[INFO] cloning repository https://github.com/nasa-playground/design_pattern_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nasa-playground/design_pattern_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnasa-playground%2Fdesign_pattern_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnasa-playground%2Fdesign_pattern_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e8b1e53667423e12237cb1cdd8cfb735f296996
[INFO] testing nasa-playground/design_pattern_rust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnasa-playground%2Fdesign_pattern_rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nasa-playground/design_pattern_rust 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/nasa-playground/design_pattern_rust
[INFO] finished tweaking git repo https://github.com/nasa-playground/design_pattern_rust
[INFO] tweaked toml for git repo https://github.com/nasa-playground/design_pattern_rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nasa-playground/design_pattern_rust 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] ba3e429efcb8b932a2f4fe9f86c3743b68ae33a50deb80dfe2ebaf97d6c5c888
[INFO] running `Command { std: "docker" "start" "-a" "ba3e429efcb8b932a2f4fe9f86c3743b68ae33a50deb80dfe2ebaf97d6c5c888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba3e429efcb8b932a2f4fe9f86c3743b68ae33a50deb80dfe2ebaf97d6c5c888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba3e429efcb8b932a2f4fe9f86c3743b68ae33a50deb80dfe2ebaf97d6c5c888", kill_on_drop: false }`
[INFO] [stdout] ba3e429efcb8b932a2f4fe9f86c3743b68ae33a50deb80dfe2ebaf97d6c5c888
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 478e2564d77e803efe665cfa297b23ffc3fd1b2b160b4363f812f5d1dd033745
[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" "478e2564d77e803efe665cfa297b23ffc3fd1b2b160b4363f812f5d1dd033745", kill_on_drop: false }`
[INFO] [stderr]    Compiling design_pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "478e2564d77e803efe665cfa297b23ffc3fd1b2b160b4363f812f5d1dd033745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "478e2564d77e803efe665cfa297b23ffc3fd1b2b160b4363f812f5d1dd033745", kill_on_drop: false }`
[INFO] [stdout] 478e2564d77e803efe665cfa297b23ffc3fd1b2b160b4363f812f5d1dd033745
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] c9ad6b845a93f5fca4df489494eb24bd2b9fce10019dc95bfb3287cfb3bd7e02
[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" "c9ad6b845a93f5fca4df489494eb24bd2b9fce10019dc95bfb3287cfb3bd7e02", kill_on_drop: false }`
[INFO] [stderr]    Compiling design_pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "c9ad6b845a93f5fca4df489494eb24bd2b9fce10019dc95bfb3287cfb3bd7e02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9ad6b845a93f5fca4df489494eb24bd2b9fce10019dc95bfb3287cfb3bd7e02", kill_on_drop: false }`
[INFO] [stdout] c9ad6b845a93f5fca4df489494eb24bd2b9fce10019dc95bfb3287cfb3bd7e02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d5181db40fee66df53436b768eac151a1308d2559f763f73359c326c3668ae8d
[INFO] running `Command { std: "docker" "start" "-a" "d5181db40fee66df53436b768eac151a1308d2559f763f73359c326c3668ae8d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/design_pattern-625a79ec1fc05907
[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" "d5181db40fee66df53436b768eac151a1308d2559f763f73359c326c3668ae8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5181db40fee66df53436b768eac151a1308d2559f763f73359c326c3668ae8d", kill_on_drop: false }`
[INFO] [stdout] d5181db40fee66df53436b768eac151a1308d2559f763f73359c326c3668ae8d