[INFO] fetching crate little_guess_game 0.1.0...
[INFO] testing little_guess_game-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate little_guess_game 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate little_guess_game 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate little_guess_game 0.1.0
[INFO] finished tweaking crates.io crate little_guess_game 0.1.0
[INFO] tweaked toml for crates.io crate little_guess_game 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate little_guess_game 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8984f37d3d1364fb5e7f9b29386baaadfa3d4f9d2b8843e1d720768610572cb6
[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" "8984f37d3d1364fb5e7f9b29386baaadfa3d4f9d2b8843e1d720768610572cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8984f37d3d1364fb5e7f9b29386baaadfa3d4f9d2b8843e1d720768610572cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8984f37d3d1364fb5e7f9b29386baaadfa3d4f9d2b8843e1d720768610572cb6", kill_on_drop: false }`
[INFO] [stdout] 8984f37d3d1364fb5e7f9b29386baaadfa3d4f9d2b8843e1d720768610572cb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b21873d170114db8799e7ca7d8b2fd2b7eef3de81f7669c6f504ec0c40a67816
[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" "b21873d170114db8799e7ca7d8b2fd2b7eef3de81f7669c6f504ec0c40a67816", kill_on_drop: false }`
[INFO] [stderr]    Compiling little_guess_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "b21873d170114db8799e7ca7d8b2fd2b7eef3de81f7669c6f504ec0c40a67816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b21873d170114db8799e7ca7d8b2fd2b7eef3de81f7669c6f504ec0c40a67816", kill_on_drop: false }`
[INFO] [stdout] b21873d170114db8799e7ca7d8b2fd2b7eef3de81f7669c6f504ec0c40a67816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2dee93743d1f55263a2b2ffca9f0b6ed89de62fdac21a014027eb96ca3fc56d
[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" "a2dee93743d1f55263a2b2ffca9f0b6ed89de62fdac21a014027eb96ca3fc56d", kill_on_drop: false }`
[INFO] [stderr]    Compiling little_guess_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "a2dee93743d1f55263a2b2ffca9f0b6ed89de62fdac21a014027eb96ca3fc56d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2dee93743d1f55263a2b2ffca9f0b6ed89de62fdac21a014027eb96ca3fc56d", kill_on_drop: false }`
[INFO] [stdout] a2dee93743d1f55263a2b2ffca9f0b6ed89de62fdac21a014027eb96ca3fc56d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fb918057234b30bd782d78fd504693c221f0e65243a912bb9b6ad43f7dbf94f1
[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" "fb918057234b30bd782d78fd504693c221f0e65243a912bb9b6ad43f7dbf94f1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/little_guess_game-deaa47912ec2ae5f
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fb918057234b30bd782d78fd504693c221f0e65243a912bb9b6ad43f7dbf94f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb918057234b30bd782d78fd504693c221f0e65243a912bb9b6ad43f7dbf94f1", kill_on_drop: false }`
[INFO] [stdout] fb918057234b30bd782d78fd504693c221f0e65243a912bb9b6ad43f7dbf94f1