[INFO] cloning repository https://github.com/devhawk/taskhawk-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devhawk/taskhawk-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevhawk%2Ftaskhawk-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevhawk%2Ftaskhawk-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71d8f77f6e9b65654e65ae3b7c6c23fc04618fff
[INFO] testing devhawk/taskhawk-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%2Fdevhawk%2Ftaskhawk-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/devhawk/taskhawk-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/devhawk/taskhawk-rust
[INFO] finished tweaking git repo https://github.com/devhawk/taskhawk-rust
[INFO] tweaked toml for git repo https://github.com/devhawk/taskhawk-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/devhawk/taskhawk-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] [stdout] ba013c6f15783d60c72df50726c0817f32c81b1fb8c5dcfffb0b991f30d0f8a9
[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" "ba013c6f15783d60c72df50726c0817f32c81b1fb8c5dcfffb0b991f30d0f8a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba013c6f15783d60c72df50726c0817f32c81b1fb8c5dcfffb0b991f30d0f8a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba013c6f15783d60c72df50726c0817f32c81b1fb8c5dcfffb0b991f30d0f8a9", kill_on_drop: false }`
[INFO] [stdout] ba013c6f15783d60c72df50726c0817f32c81b1fb8c5dcfffb0b991f30d0f8a9
[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] 22e26fecc1fc2fc024f0aae207465adceb1821f95c10507a590054f14bb96f8d
[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" "22e26fecc1fc2fc024f0aae207465adceb1821f95c10507a590054f14bb96f8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling taskhawk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "22e26fecc1fc2fc024f0aae207465adceb1821f95c10507a590054f14bb96f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22e26fecc1fc2fc024f0aae207465adceb1821f95c10507a590054f14bb96f8d", kill_on_drop: false }`
[INFO] [stdout] 22e26fecc1fc2fc024f0aae207465adceb1821f95c10507a590054f14bb96f8d
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 860ff377cd8ece46bf225fc173212f20cc3de8370beaafd34213f89432b078c0
[INFO] running `Command { std: "docker" "start" "-a" "860ff377cd8ece46bf225fc173212f20cc3de8370beaafd34213f89432b078c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling taskhawk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "860ff377cd8ece46bf225fc173212f20cc3de8370beaafd34213f89432b078c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "860ff377cd8ece46bf225fc173212f20cc3de8370beaafd34213f89432b078c0", kill_on_drop: false }`
[INFO] [stdout] 860ff377cd8ece46bf225fc173212f20cc3de8370beaafd34213f89432b078c0
[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] 55c60d6683dd5b65d3be177695286d54274d9b0ccd48bef9a5e43776594cfd36
[INFO] running `Command { std: "docker" "start" "-a" "55c60d6683dd5b65d3be177695286d54274d9b0ccd48bef9a5e43776594cfd36", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/taskhawk-2ff2ce105760b55c
[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" "55c60d6683dd5b65d3be177695286d54274d9b0ccd48bef9a5e43776594cfd36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55c60d6683dd5b65d3be177695286d54274d9b0ccd48bef9a5e43776594cfd36", kill_on_drop: false }`
[INFO] [stdout] 55c60d6683dd5b65d3be177695286d54274d9b0ccd48bef9a5e43776594cfd36