[INFO] cloning repository https://github.com/zkxs/nucleotide-subsequence
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zkxs/nucleotide-subsequence" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzkxs%2Fnucleotide-subsequence", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzkxs%2Fnucleotide-subsequence'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f513914db2469ac6b8d472257b829abb61b570a
[INFO] testing zkxs/nucleotide-subsequence against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzkxs%2Fnucleotide-subsequence" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zkxs/nucleotide-subsequence on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zkxs/nucleotide-subsequence
[INFO] finished tweaking git repo https://github.com/zkxs/nucleotide-subsequence
[INFO] tweaked toml for git repo https://github.com/zkxs/nucleotide-subsequence written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/zkxs/nucleotide-subsequence already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b386453016837602ac570432afe6986e1510077f9a2b794ac96e6a74ef41f5f
[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" "2b386453016837602ac570432afe6986e1510077f9a2b794ac96e6a74ef41f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b386453016837602ac570432afe6986e1510077f9a2b794ac96e6a74ef41f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b386453016837602ac570432afe6986e1510077f9a2b794ac96e6a74ef41f5f", kill_on_drop: false }`
[INFO] [stdout] 2b386453016837602ac570432afe6986e1510077f9a2b794ac96e6a74ef41f5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a7ee4fe5d83c83f1e3831513918b70c70288c1a5cb34eb6aa6cd80a248532da
[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" "7a7ee4fe5d83c83f1e3831513918b70c70288c1a5cb34eb6aa6cd80a248532da", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling slice-deque v0.2.4
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling nucleotide-subsequence v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.49s
[INFO] running `Command { std: "docker" "inspect" "7a7ee4fe5d83c83f1e3831513918b70c70288c1a5cb34eb6aa6cd80a248532da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7ee4fe5d83c83f1e3831513918b70c70288c1a5cb34eb6aa6cd80a248532da", kill_on_drop: false }`
[INFO] [stdout] 7a7ee4fe5d83c83f1e3831513918b70c70288c1a5cb34eb6aa6cd80a248532da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f071b28ff5ddc6d0946fed9104cbad7f039656e21dadf5e6d9a2bb47a09d4643
[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" "f071b28ff5ddc6d0946fed9104cbad7f039656e21dadf5e6d9a2bb47a09d4643", kill_on_drop: false }`
[INFO] [stderr]    Compiling nucleotide-subsequence v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "f071b28ff5ddc6d0946fed9104cbad7f039656e21dadf5e6d9a2bb47a09d4643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f071b28ff5ddc6d0946fed9104cbad7f039656e21dadf5e6d9a2bb47a09d4643", kill_on_drop: false }`
[INFO] [stdout] f071b28ff5ddc6d0946fed9104cbad7f039656e21dadf5e6d9a2bb47a09d4643
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 12a5006fd61f08cb74c688a62888ed5ff6a479f78b3bd9f00afe75670e3be9bf
[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" "12a5006fd61f08cb74c688a62888ed5ff6a479f78b3bd9f00afe75670e3be9bf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nucleotide_subsequence-2ee52688d04ac347)
[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] running `Command { std: "docker" "inspect" "12a5006fd61f08cb74c688a62888ed5ff6a479f78b3bd9f00afe75670e3be9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12a5006fd61f08cb74c688a62888ed5ff6a479f78b3bd9f00afe75670e3be9bf", kill_on_drop: false }`
[INFO] [stdout] 12a5006fd61f08cb74c688a62888ed5ff6a479f78b3bd9f00afe75670e3be9bf