[INFO] fetching crate guessing_game_fedor_nemira 0.1.1... [INFO] testing guessing_game_fedor_nemira-0.1.1 against 1.55.0 for beta-1.56-1 [INFO] extracting crate guessing_game_fedor_nemira 0.1.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate guessing_game_fedor_nemira 0.1.1 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 crates.io crate guessing_game_fedor_nemira 0.1.1 [INFO] finished tweaking crates.io crate guessing_game_fedor_nemira 0.1.1 [INFO] tweaked toml for crates.io crate guessing_game_fedor_nemira 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate guessing_game_fedor_nemira 0.1.1 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ad440107ac2bb09eb7caacc63e7f404cd1a9f0881eb4c2c3c2131bb93bdfee24 [INFO] running `Command { std: "docker" "start" "-a" "ad440107ac2bb09eb7caacc63e7f404cd1a9f0881eb4c2c3c2131bb93bdfee24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad440107ac2bb09eb7caacc63e7f404cd1a9f0881eb4c2c3c2131bb93bdfee24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad440107ac2bb09eb7caacc63e7f404cd1a9f0881eb4c2c3c2131bb93bdfee24", kill_on_drop: false }` [INFO] [stdout] ad440107ac2bb09eb7caacc63e7f404cd1a9f0881eb4c2c3c2131bb93bdfee24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] faeb248686b28ccb6cd981decfbf060dfc53f7eee4520f46f7094622518825aa [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" "faeb248686b28ccb6cd981decfbf060dfc53f7eee4520f46f7094622518825aa", kill_on_drop: false }` [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling guessing_game_fedor_nemira v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.67s [INFO] running `Command { std: "docker" "inspect" "faeb248686b28ccb6cd981decfbf060dfc53f7eee4520f46f7094622518825aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "faeb248686b28ccb6cd981decfbf060dfc53f7eee4520f46f7094622518825aa", kill_on_drop: false }` [INFO] [stdout] faeb248686b28ccb6cd981decfbf060dfc53f7eee4520f46f7094622518825aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 012f2a7c58ba103b83797753e9c2dce6064d0d1dc2a55d3b72905b2dc83b444f [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" "012f2a7c58ba103b83797753e9c2dce6064d0d1dc2a55d3b72905b2dc83b444f", kill_on_drop: false }` [INFO] [stderr] Compiling guessing_game_fedor_nemira v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "012f2a7c58ba103b83797753e9c2dce6064d0d1dc2a55d3b72905b2dc83b444f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "012f2a7c58ba103b83797753e9c2dce6064d0d1dc2a55d3b72905b2dc83b444f", kill_on_drop: false }` [INFO] [stdout] 012f2a7c58ba103b83797753e9c2dce6064d0d1dc2a55d3b72905b2dc83b444f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 496590a2de4611a817afd5f7170c532b440531fa32721a5f0335f0c077be451b [INFO] running `Command { std: "docker" "start" "-a" "496590a2de4611a817afd5f7170c532b440531fa32721a5f0335f0c077be451b", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/guessing_game_fedor_nemira-0a69c4504bcedcfd) [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" "496590a2de4611a817afd5f7170c532b440531fa32721a5f0335f0c077be451b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "496590a2de4611a817afd5f7170c532b440531fa32721a5f0335f0c077be451b", kill_on_drop: false }` [INFO] [stdout] 496590a2de4611a817afd5f7170c532b440531fa32721a5f0335f0c077be451b