[INFO] fetching crate pockelhockels_guessing_game 0.1.0...
[INFO] testing pockelhockels_guessing_game-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pockelhockels_guessing_game 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate pockelhockels_guessing_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 pockelhockels_guessing_game 0.1.0
[INFO] finished tweaking crates.io crate pockelhockels_guessing_game 0.1.0
[INFO] tweaked toml for crates.io crate pockelhockels_guessing_game 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate pockelhockels_guessing_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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67ae39c48755f7aff69f1073ffba78f17fb75e6300b193682aec1d6774964273
[INFO] running `Command { std: "docker" "start" "-a" "67ae39c48755f7aff69f1073ffba78f17fb75e6300b193682aec1d6774964273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67ae39c48755f7aff69f1073ffba78f17fb75e6300b193682aec1d6774964273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ae39c48755f7aff69f1073ffba78f17fb75e6300b193682aec1d6774964273", kill_on_drop: false }`
[INFO] [stdout] 67ae39c48755f7aff69f1073ffba78f17fb75e6300b193682aec1d6774964273
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b9b3106e59772854e8132fa2ed86f5a0584bbf8c2553662df44c70d752d1134b
[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" "b9b3106e59772854e8132fa2ed86f5a0584bbf8c2553662df44c70d752d1134b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling pockelhockels_guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.71s
[INFO] running `Command { std: "docker" "inspect" "b9b3106e59772854e8132fa2ed86f5a0584bbf8c2553662df44c70d752d1134b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9b3106e59772854e8132fa2ed86f5a0584bbf8c2553662df44c70d752d1134b", kill_on_drop: false }`
[INFO] [stdout] b9b3106e59772854e8132fa2ed86f5a0584bbf8c2553662df44c70d752d1134b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 6cd769e4b28b17c3d50e1a3e5c89c5e8edf662bcf7a854f72fde512270241501
[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" "6cd769e4b28b17c3d50e1a3e5c89c5e8edf662bcf7a854f72fde512270241501", kill_on_drop: false }`
[INFO] [stderr]    Compiling pockelhockels_guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "6cd769e4b28b17c3d50e1a3e5c89c5e8edf662bcf7a854f72fde512270241501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cd769e4b28b17c3d50e1a3e5c89c5e8edf662bcf7a854f72fde512270241501", kill_on_drop: false }`
[INFO] [stdout] 6cd769e4b28b17c3d50e1a3e5c89c5e8edf662bcf7a854f72fde512270241501
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] da7044a1c0e4b656f18cd3122f581b6191e30ceb60bc6d2047aa398ff92995f1
[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" "da7044a1c0e4b656f18cd3122f581b6191e30ceb60bc6d2047aa398ff92995f1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pockelhockels_guessing_game-44db974f6cb9df3b
[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" "da7044a1c0e4b656f18cd3122f581b6191e30ceb60bc6d2047aa398ff92995f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da7044a1c0e4b656f18cd3122f581b6191e30ceb60bc6d2047aa398ff92995f1", kill_on_drop: false }`
[INFO] [stdout] da7044a1c0e4b656f18cd3122f581b6191e30ceb60bc6d2047aa398ff92995f1