[INFO] cloning repository https://github.com/spinrut/compare_sequences
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spinrut/compare_sequences" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspinrut%2Fcompare_sequences", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspinrut%2Fcompare_sequences'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 925b3178f5ab241309fc1c5dce8a810d6c2460ae
[INFO] testing spinrut/compare_sequences against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspinrut%2Fcompare_sequences" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/spinrut/compare_sequences on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/spinrut/compare_sequences
[INFO] finished tweaking git repo https://github.com/spinrut/compare_sequences
[INFO] tweaked toml for git repo https://github.com/spinrut/compare_sequences written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/spinrut/compare_sequences already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b73025d3021cce551016511ccd30a6d3ab2ec1171268b1cf945855a996ab4eae
[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" "b73025d3021cce551016511ccd30a6d3ab2ec1171268b1cf945855a996ab4eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b73025d3021cce551016511ccd30a6d3ab2ec1171268b1cf945855a996ab4eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b73025d3021cce551016511ccd30a6d3ab2ec1171268b1cf945855a996ab4eae", kill_on_drop: false }`
[INFO] [stdout] b73025d3021cce551016511ccd30a6d3ab2ec1171268b1cf945855a996ab4eae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] fd17b066ab6f6d9a702a7f9856b20f740998c1ab34d295aa2fc8e7662da7d00f
[INFO] running `Command { std: "docker" "start" "-a" "fd17b066ab6f6d9a702a7f9856b20f740998c1ab34d295aa2fc8e7662da7d00f", kill_on_drop: false }`
[INFO] [stderr]    Compiling compare_sequences v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "fd17b066ab6f6d9a702a7f9856b20f740998c1ab34d295aa2fc8e7662da7d00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd17b066ab6f6d9a702a7f9856b20f740998c1ab34d295aa2fc8e7662da7d00f", kill_on_drop: false }`
[INFO] [stdout] fd17b066ab6f6d9a702a7f9856b20f740998c1ab34d295aa2fc8e7662da7d00f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e03ee2901a6e5557f77121432b237010f545400b709dcec48b2d31223421431
[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" "6e03ee2901a6e5557f77121432b237010f545400b709dcec48b2d31223421431", kill_on_drop: false }`
[INFO] [stderr]    Compiling compare_sequences v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "6e03ee2901a6e5557f77121432b237010f545400b709dcec48b2d31223421431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e03ee2901a6e5557f77121432b237010f545400b709dcec48b2d31223421431", kill_on_drop: false }`
[INFO] [stdout] 6e03ee2901a6e5557f77121432b237010f545400b709dcec48b2d31223421431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 7042a7b7e2b9fb2b4c8dba6d51e5394af2ca9ee7eadbd8e2a89d8760a7812809
[INFO] running `Command { std: "docker" "start" "-a" "7042a7b7e2b9fb2b4c8dba6d51e5394af2ca9ee7eadbd8e2a89d8760a7812809", kill_on_drop: false }`
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/compare_sequences-3bb35a06f867b2a1)
[INFO] running `Command { std: "docker" "inspect" "7042a7b7e2b9fb2b4c8dba6d51e5394af2ca9ee7eadbd8e2a89d8760a7812809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7042a7b7e2b9fb2b4c8dba6d51e5394af2ca9ee7eadbd8e2a89d8760a7812809", kill_on_drop: false }`
[INFO] [stdout] 7042a7b7e2b9fb2b4c8dba6d51e5394af2ca9ee7eadbd8e2a89d8760a7812809