[INFO] cloning repository https://github.com/jpace121/roller_coaster_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jpace121/roller_coaster_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpace121%2Froller_coaster_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpace121%2Froller_coaster_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d0e86dbdc0252922dc07a220f6a1539d16926b8
[INFO] testing jpace121/roller_coaster_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%2Fjpace121%2Froller_coaster_rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jpace121/roller_coaster_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/jpace121/roller_coaster_rust
[INFO] finished tweaking git repo https://github.com/jpace121/roller_coaster_rust
[INFO] tweaked toml for git repo https://github.com/jpace121/roller_coaster_rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/jpace121/roller_coaster_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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ebd65f32f958e44acd56b4252260d64de996281d857801344c1034fe000b46c3
[INFO] running `Command { std: "docker" "start" "-a" "ebd65f32f958e44acd56b4252260d64de996281d857801344c1034fe000b46c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebd65f32f958e44acd56b4252260d64de996281d857801344c1034fe000b46c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebd65f32f958e44acd56b4252260d64de996281d857801344c1034fe000b46c3", kill_on_drop: false }`
[INFO] [stdout] ebd65f32f958e44acd56b4252260d64de996281d857801344c1034fe000b46c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3cfbbbca248276c90c8325ebc003de3b2e0165b4dc3c4dbdd74b5169ded759a0
[INFO] running `Command { std: "docker" "start" "-a" "3cfbbbca248276c90c8325ebc003de3b2e0165b4dc3c4dbdd74b5169ded759a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling roller_coaster v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "3cfbbbca248276c90c8325ebc003de3b2e0165b4dc3c4dbdd74b5169ded759a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cfbbbca248276c90c8325ebc003de3b2e0165b4dc3c4dbdd74b5169ded759a0", kill_on_drop: false }`
[INFO] [stdout] 3cfbbbca248276c90c8325ebc003de3b2e0165b4dc3c4dbdd74b5169ded759a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bb34ca30e4fbf2f5e0c36b379875c030cac3991ba26028eb893fa33cf850b5af
[INFO] running `Command { std: "docker" "start" "-a" "bb34ca30e4fbf2f5e0c36b379875c030cac3991ba26028eb893fa33cf850b5af", kill_on_drop: false }`
[INFO] [stderr]    Compiling roller_coaster v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "bb34ca30e4fbf2f5e0c36b379875c030cac3991ba26028eb893fa33cf850b5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb34ca30e4fbf2f5e0c36b379875c030cac3991ba26028eb893fa33cf850b5af", kill_on_drop: false }`
[INFO] [stdout] bb34ca30e4fbf2f5e0c36b379875c030cac3991ba26028eb893fa33cf850b5af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] aa15ba2397a1e985f859816fbcac66adc4bbbb2273ec383b5f8d1aba9116a795
[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" "aa15ba2397a1e985f859816fbcac66adc4bbbb2273ec383b5f8d1aba9116a795", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/roller_coaster-c44235b7232c18a9
[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" "aa15ba2397a1e985f859816fbcac66adc4bbbb2273ec383b5f8d1aba9116a795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa15ba2397a1e985f859816fbcac66adc4bbbb2273ec383b5f8d1aba9116a795", kill_on_drop: false }`
[INFO] [stdout] aa15ba2397a1e985f859816fbcac66adc4bbbb2273ec383b5f8d1aba9116a795