[INFO] fetching crate fractalis 0.0.0...
[INFO] testing fractalis-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate fractalis 0.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate fractalis 0.0.0 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 crates.io crate fractalis 0.0.0
[INFO] finished tweaking crates.io crate fractalis 0.0.0
[INFO] tweaked toml for crates.io crate fractalis 0.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+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] 45de10a79e8a67519a6b6af2839794fb6b5ce880e6a748f8cca368a2ead08073
[INFO] running `Command { std: "docker" "start" "-a" "45de10a79e8a67519a6b6af2839794fb6b5ce880e6a748f8cca368a2ead08073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45de10a79e8a67519a6b6af2839794fb6b5ce880e6a748f8cca368a2ead08073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45de10a79e8a67519a6b6af2839794fb6b5ce880e6a748f8cca368a2ead08073", kill_on_drop: false }`
[INFO] [stdout] 45de10a79e8a67519a6b6af2839794fb6b5ce880e6a748f8cca368a2ead08073
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c561f4bd0d2dfbc82daf7e66408ed4e03ebdb399cd6ad61c66ec24d25bc5762e
[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" "c561f4bd0d2dfbc82daf7e66408ed4e03ebdb399cd6ad61c66ec24d25bc5762e", kill_on_drop: false }`
[INFO] [stderr]    Compiling fractalis v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "c561f4bd0d2dfbc82daf7e66408ed4e03ebdb399cd6ad61c66ec24d25bc5762e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c561f4bd0d2dfbc82daf7e66408ed4e03ebdb399cd6ad61c66ec24d25bc5762e", kill_on_drop: false }`
[INFO] [stdout] c561f4bd0d2dfbc82daf7e66408ed4e03ebdb399cd6ad61c66ec24d25bc5762e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+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] d0b032ed09e0b9de6190124fcd0ee47a67eb3647e150922d82c740dc5c479672
[INFO] running `Command { std: "docker" "start" "-a" "d0b032ed09e0b9de6190124fcd0ee47a67eb3647e150922d82c740dc5c479672", kill_on_drop: false }`
[INFO] [stderr]    Compiling fractalis v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "d0b032ed09e0b9de6190124fcd0ee47a67eb3647e150922d82c740dc5c479672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0b032ed09e0b9de6190124fcd0ee47a67eb3647e150922d82c740dc5c479672", kill_on_drop: false }`
[INFO] [stdout] d0b032ed09e0b9de6190124fcd0ee47a67eb3647e150922d82c740dc5c479672
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4eaf0003a13533a6d3c1c575b99840aa1d53d2823cd9a0ff4e2ad30e5ba80f5d
[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" "4eaf0003a13533a6d3c1c575b99840aa1d53d2823cd9a0ff4e2ad30e5ba80f5d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fractalis-b59de6f560e091ec
[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] [stderr]    Doc-tests fractalis
[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" "4eaf0003a13533a6d3c1c575b99840aa1d53d2823cd9a0ff4e2ad30e5ba80f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eaf0003a13533a6d3c1c575b99840aa1d53d2823cd9a0ff4e2ad30e5ba80f5d", kill_on_drop: false }`
[INFO] [stdout] 4eaf0003a13533a6d3c1c575b99840aa1d53d2823cd9a0ff4e2ad30e5ba80f5d