[INFO] fetching crate cs 0.0.4...
[INFO] testing cs-0.0.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate cs 0.0.4 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate cs 0.0.4 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 crates.io crate cs 0.0.4
[INFO] finished tweaking crates.io crate cs 0.0.4
[INFO] tweaked toml for crates.io crate cs 0.0.4 written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate crates.io crate cs 0.0.4 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]  Downloading crates ...
[INFO] [stderr]   Downloaded suffix v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 4584a3b69a19418c5edbcce20b42aed263f7e261d82bb47a750a537ac95cb4e0
[INFO] running `Command { std: "docker" "start" "-a" "4584a3b69a19418c5edbcce20b42aed263f7e261d82bb47a750a537ac95cb4e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4584a3b69a19418c5edbcce20b42aed263f7e261d82bb47a750a537ac95cb4e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4584a3b69a19418c5edbcce20b42aed263f7e261d82bb47a750a537ac95cb4e0", kill_on_drop: false }`
[INFO] [stdout] 4584a3b69a19418c5edbcce20b42aed263f7e261d82bb47a750a537ac95cb4e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] b93b5665f904f4005ab384d40def9583ca4f2ba1061aaff5eec7a4211643f003
[INFO] running `Command { std: "docker" "start" "-a" "b93b5665f904f4005ab384d40def9583ca4f2ba1061aaff5eec7a4211643f003", kill_on_drop: false }`
[INFO] [stderr]    Compiling suffix v1.2.0
[INFO] [stderr]    Compiling cs v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "b93b5665f904f4005ab384d40def9583ca4f2ba1061aaff5eec7a4211643f003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b93b5665f904f4005ab384d40def9583ca4f2ba1061aaff5eec7a4211643f003", kill_on_drop: false }`
[INFO] [stdout] b93b5665f904f4005ab384d40def9583ca4f2ba1061aaff5eec7a4211643f003
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 08052ffda4f7d9eb442c03d302df853fd3838a7ffd4a39a0a056d31f9920db0e
[INFO] running `Command { std: "docker" "start" "-a" "08052ffda4f7d9eb442c03d302df853fd3838a7ffd4a39a0a056d31f9920db0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cs v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "08052ffda4f7d9eb442c03d302df853fd3838a7ffd4a39a0a056d31f9920db0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08052ffda4f7d9eb442c03d302df853fd3838a7ffd4a39a0a056d31f9920db0e", kill_on_drop: false }`
[INFO] [stdout] 08052ffda4f7d9eb442c03d302df853fd3838a7ffd4a39a0a056d31f9920db0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 64346b9ec7e8610706cc93ecfe2255db13da48ca84226ed1a27f3143163045a0
[INFO] running `Command { std: "docker" "start" "-a" "64346b9ec7e8610706cc93ecfe2255db13da48ca84226ed1a27f3143163045a0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cs-ddbb352729d4714b)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cs-bb09bb404241dee5)
[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]    Doc-tests cs
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - longest_common_substring (line 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.87s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "64346b9ec7e8610706cc93ecfe2255db13da48ca84226ed1a27f3143163045a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64346b9ec7e8610706cc93ecfe2255db13da48ca84226ed1a27f3143163045a0", kill_on_drop: false }`
[INFO] [stdout] 64346b9ec7e8610706cc93ecfe2255db13da48ca84226ed1a27f3143163045a0