[INFO] cloning repository https://github.com/pandorasNox/rust-isbn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pandorasNox/rust-isbn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpandorasNox%2Frust-isbn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpandorasNox%2Frust-isbn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee31122fce1b9a565bdda88fc0a8174f17152857
[INFO] testing pandorasNox/rust-isbn against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpandorasNox%2Frust-isbn" "/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/pandorasNox/rust-isbn 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/pandorasNox/rust-isbn
[INFO] finished tweaking git repo https://github.com/pandorasNox/rust-isbn
[INFO] tweaked toml for git repo https://github.com/pandorasNox/rust-isbn written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/pandorasNox/rust-isbn 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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5205a240d4ed90f12344eb586ccf30eb1cb144d3015edd0e33e506d9a7d36b72
[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" "5205a240d4ed90f12344eb586ccf30eb1cb144d3015edd0e33e506d9a7d36b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5205a240d4ed90f12344eb586ccf30eb1cb144d3015edd0e33e506d9a7d36b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5205a240d4ed90f12344eb586ccf30eb1cb144d3015edd0e33e506d9a7d36b72", kill_on_drop: false }`
[INFO] [stdout] 5205a240d4ed90f12344eb586ccf30eb1cb144d3015edd0e33e506d9a7d36b72
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67f8c5fee50a564d2be4dac4da66f1e89f581551256ca1bd8392162a634b4955
[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" "67f8c5fee50a564d2be4dac4da66f1e89f581551256ca1bd8392162a634b4955", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-crate-isbn v0.1.0 (https://github.com/bobaved/rust-crate-isbn?rev=76d6c680126f07edafa4765e5f421130061b03e1#76d6c680)
[INFO] [stderr]    Compiling rust-isbn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "67f8c5fee50a564d2be4dac4da66f1e89f581551256ca1bd8392162a634b4955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f8c5fee50a564d2be4dac4da66f1e89f581551256ca1bd8392162a634b4955", kill_on_drop: false }`
[INFO] [stdout] 67f8c5fee50a564d2be4dac4da66f1e89f581551256ca1bd8392162a634b4955
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6d9b0e1e38b54f7ac025f9abf85890a97b857868601f2b06bcab4e0e259b278
[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" "f6d9b0e1e38b54f7ac025f9abf85890a97b857868601f2b06bcab4e0e259b278", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-isbn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "f6d9b0e1e38b54f7ac025f9abf85890a97b857868601f2b06bcab4e0e259b278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6d9b0e1e38b54f7ac025f9abf85890a97b857868601f2b06bcab4e0e259b278", kill_on_drop: false }`
[INFO] [stdout] f6d9b0e1e38b54f7ac025f9abf85890a97b857868601f2b06bcab4e0e259b278
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4fe35e0582729ea778a3bf15d22477fc6fd12825f3ef4100553cd963dce9f8b8
[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" "4fe35e0582729ea778a3bf15d22477fc6fd12825f3ef4100553cd963dce9f8b8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_isbn-586409369c7f67bb
[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" "4fe35e0582729ea778a3bf15d22477fc6fd12825f3ef4100553cd963dce9f8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fe35e0582729ea778a3bf15d22477fc6fd12825f3ef4100553cd963dce9f8b8", kill_on_drop: false }`
[INFO] [stdout] 4fe35e0582729ea778a3bf15d22477fc6fd12825f3ef4100553cd963dce9f8b8