[INFO] cloning repository https://github.com/jawwadturabi/Guessing_game_rustc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jawwadturabi/Guessing_game_rustc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawwadturabi%2FGuessing_game_rustc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawwadturabi%2FGuessing_game_rustc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1c3df241960571c8bd0691931727db6c8795b359 [INFO] testing jawwadturabi/Guessing_game_rustc 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%2Fjawwadturabi%2FGuessing_game_rustc" "/workspace/builds/worker-36/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jawwadturabi/Guessing_game_rustc 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/jawwadturabi/Guessing_game_rustc [INFO] finished tweaking git repo https://github.com/jawwadturabi/Guessing_game_rustc [INFO] tweaked toml for git repo https://github.com/jawwadturabi/Guessing_game_rustc written to /workspace/builds/worker-36/source/Cargo.toml [INFO] crate git repo https://github.com/jawwadturabi/Guessing_game_rustc 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 72fce47eac46b6392a3f20c7027cb47c4ec2e78545a66c29d378dc74fd7637c3 [INFO] running `Command { std: "docker" "start" "-a" "72fce47eac46b6392a3f20c7027cb47c4ec2e78545a66c29d378dc74fd7637c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72fce47eac46b6392a3f20c7027cb47c4ec2e78545a66c29d378dc74fd7637c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72fce47eac46b6392a3f20c7027cb47c4ec2e78545a66c29d378dc74fd7637c3", kill_on_drop: false }` [INFO] [stdout] 72fce47eac46b6392a3f20c7027cb47c4ec2e78545a66c29d378dc74fd7637c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] bdfaf77cf9fe8a69aaea8acfa71bd49c07376fc958879a57f2c02ca691663297 [INFO] running `Command { std: "docker" "start" "-a" "bdfaf77cf9fe8a69aaea8acfa71bd49c07376fc958879a57f2c02ca691663297", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.49 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.59s [INFO] running `Command { std: "docker" "inspect" "bdfaf77cf9fe8a69aaea8acfa71bd49c07376fc958879a57f2c02ca691663297", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdfaf77cf9fe8a69aaea8acfa71bd49c07376fc958879a57f2c02ca691663297", kill_on_drop: false }` [INFO] [stdout] bdfaf77cf9fe8a69aaea8acfa71bd49c07376fc958879a57f2c02ca691663297 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] a91995d5cd7ed06fcf7384a09e4e97fb8d8d044bbd717e74ccaf067c949cd728 [INFO] running `Command { std: "docker" "start" "-a" "a91995d5cd7ed06fcf7384a09e4e97fb8d8d044bbd717e74ccaf067c949cd728", kill_on_drop: false }` [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "a91995d5cd7ed06fcf7384a09e4e97fb8d8d044bbd717e74ccaf067c949cd728", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a91995d5cd7ed06fcf7384a09e4e97fb8d8d044bbd717e74ccaf067c949cd728", kill_on_drop: false }` [INFO] [stdout] a91995d5cd7ed06fcf7384a09e4e97fb8d8d044bbd717e74ccaf067c949cd728 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 2f4848f325e2e0283ccb1956ad0445b24cce4b921565af4971115f7362872b33 [INFO] running `Command { std: "docker" "start" "-a" "2f4848f325e2e0283ccb1956ad0445b24cce4b921565af4971115f7362872b33", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/guessing_game-3c23ed6d0da54308) [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" "2f4848f325e2e0283ccb1956ad0445b24cce4b921565af4971115f7362872b33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f4848f325e2e0283ccb1956ad0445b24cce4b921565af4971115f7362872b33", kill_on_drop: false }` [INFO] [stdout] 2f4848f325e2e0283ccb1956ad0445b24cce4b921565af4971115f7362872b33