[INFO] fetching crate palindrome 0.1.1...
[INFO] testing palindrome-0.1.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate palindrome 0.1.1 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate palindrome 0.1.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate palindrome 0.1.1
[INFO] finished tweaking crates.io crate palindrome 0.1.1
[INFO] tweaked toml for crates.io crate palindrome 0.1.1 written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc0cd0a252dfc9dede9c8205d6696b5838f6469db70fb2aaf97be1de9928e403
[INFO] running `Command { std: "docker" "start" "-a" "fc0cd0a252dfc9dede9c8205d6696b5838f6469db70fb2aaf97be1de9928e403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc0cd0a252dfc9dede9c8205d6696b5838f6469db70fb2aaf97be1de9928e403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc0cd0a252dfc9dede9c8205d6696b5838f6469db70fb2aaf97be1de9928e403", kill_on_drop: false }`
[INFO] [stdout] fc0cd0a252dfc9dede9c8205d6696b5838f6469db70fb2aaf97be1de9928e403
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e814db7918723fd20b0db2edcd331a581b84baddbed1e542535450ab9645a3d0
[INFO] running `Command { std: "docker" "start" "-a" "e814db7918723fd20b0db2edcd331a581b84baddbed1e542535450ab9645a3d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling palindrome v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "e814db7918723fd20b0db2edcd331a581b84baddbed1e542535450ab9645a3d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e814db7918723fd20b0db2edcd331a581b84baddbed1e542535450ab9645a3d0", kill_on_drop: false }`
[INFO] [stdout] e814db7918723fd20b0db2edcd331a581b84baddbed1e542535450ab9645a3d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4111a678914fc4276b238536721eb9694514099012eb3192e0f5f288f628a082
[INFO] running `Command { std: "docker" "start" "-a" "4111a678914fc4276b238536721eb9694514099012eb3192e0f5f288f628a082", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling palindrome v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "4111a678914fc4276b238536721eb9694514099012eb3192e0f5f288f628a082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4111a678914fc4276b238536721eb9694514099012eb3192e0f5f288f628a082", kill_on_drop: false }`
[INFO] [stdout] 4111a678914fc4276b238536721eb9694514099012eb3192e0f5f288f628a082
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 042261d34c29ac1ff075845d3e1b40e2c88ffa0c31be1d0bc184835af9ac90f7
[INFO] running `Command { std: "docker" "start" "-a" "042261d34c29ac1ff075845d3e1b40e2c88ffa0c31be1d0bc184835af9ac90f7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/palindrome-701aec16c9c97f5b)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-a6cfbe94b28a2aec)
[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 test_full_string ... ok
[INFO] [stdout] test test_single_words ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests palindrome
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - is_palindrome (line 44) ... ok
[INFO] [stdout] test src/lib.rs - contains_palindrome (line 60) ... ok
[INFO] [stdout] test src/lib.rs - is_palindrome (line 38) ... ok
[INFO] [stdout] test src/lib.rs - contains_palindrome (line 66) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "042261d34c29ac1ff075845d3e1b40e2c88ffa0c31be1d0bc184835af9ac90f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "042261d34c29ac1ff075845d3e1b40e2c88ffa0c31be1d0bc184835af9ac90f7", kill_on_drop: false }`
[INFO] [stdout] 042261d34c29ac1ff075845d3e1b40e2c88ffa0c31be1d0bc184835af9ac90f7
