[INFO] cloning repository https://github.com/mars90226/rust-tags
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mars90226/rust-tags" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmars90226%2Frust-tags", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmars90226%2Frust-tags'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b518f17afd8367df1ea5319f5100d142d4cf7807
[INFO] testing mars90226/rust-tags against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmars90226%2Frust-tags" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mars90226/rust-tags 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/mars90226/rust-tags
[INFO] finished tweaking git repo https://github.com/mars90226/rust-tags
[INFO] tweaked toml for git repo https://github.com/mars90226/rust-tags written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mars90226/rust-tags 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] bc38d671339bfb07da54c7eeeb952cc43fe159a8ba0120830db2b9ff6116c18e
[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" "bc38d671339bfb07da54c7eeeb952cc43fe159a8ba0120830db2b9ff6116c18e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc38d671339bfb07da54c7eeeb952cc43fe159a8ba0120830db2b9ff6116c18e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc38d671339bfb07da54c7eeeb952cc43fe159a8ba0120830db2b9ff6116c18e", kill_on_drop: false }`
[INFO] [stdout] bc38d671339bfb07da54c7eeeb952cc43fe159a8ba0120830db2b9ff6116c18e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 1cdc8b7b84f6b99e46db53e6942874f0d4462b3ae0197ef14893ceaf526b2591
[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" "1cdc8b7b84f6b99e46db53e6942874f0d4462b3ae0197ef14893ceaf526b2591", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling rust-tags v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.05s
[INFO] running `Command { std: "docker" "inspect" "1cdc8b7b84f6b99e46db53e6942874f0d4462b3ae0197ef14893ceaf526b2591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cdc8b7b84f6b99e46db53e6942874f0d4462b3ae0197ef14893ceaf526b2591", kill_on_drop: false }`
[INFO] [stdout] 1cdc8b7b84f6b99e46db53e6942874f0d4462b3ae0197ef14893ceaf526b2591
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f9dd5ff7a2cec4c5346c7aaaf629a503b6ad45a808e1daf8f0b09798a122a015
[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" "f9dd5ff7a2cec4c5346c7aaaf629a503b6ad45a808e1daf8f0b09798a122a015", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tags v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "f9dd5ff7a2cec4c5346c7aaaf629a503b6ad45a808e1daf8f0b09798a122a015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9dd5ff7a2cec4c5346c7aaaf629a503b6ad45a808e1daf8f0b09798a122a015", kill_on_drop: false }`
[INFO] [stdout] f9dd5ff7a2cec4c5346c7aaaf629a503b6ad45a808e1daf8f0b09798a122a015
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f9a9adc293d5c2b1c4ce2e89af2aee604da97f44f4596231a58a87c1fb2ebf78
[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" "f9a9adc293d5c2b1c4ce2e89af2aee604da97f44f4596231a58a87c1fb2ebf78", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_tags-924f578d392e1fa5
[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" "f9a9adc293d5c2b1c4ce2e89af2aee604da97f44f4596231a58a87c1fb2ebf78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a9adc293d5c2b1c4ce2e89af2aee604da97f44f4596231a58a87c1fb2ebf78", kill_on_drop: false }`
[INFO] [stdout] f9a9adc293d5c2b1c4ce2e89af2aee604da97f44f4596231a58a87c1fb2ebf78