[INFO] cloning repository https://github.com/g2xpf/future-map-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/future-map-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Ffuture-map-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Ffuture-map-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89b9075503c8ad12194d5223b621994191ea5965
[INFO] testing g2xpf/future-map-practice against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Ffuture-map-practice" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/g2xpf/future-map-practice 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 git repo https://github.com/g2xpf/future-map-practice
[INFO] finished tweaking git repo https://github.com/g2xpf/future-map-practice
[INFO] tweaked toml for git repo https://github.com/g2xpf/future-map-practice written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/g2xpf/future-map-practice 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 912f6828392fe8dcacd126e711159cc17b55fb7c1c26c81291fe987867690416
[INFO] running `Command { std: "docker" "start" "-a" "912f6828392fe8dcacd126e711159cc17b55fb7c1c26c81291fe987867690416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "912f6828392fe8dcacd126e711159cc17b55fb7c1c26c81291fe987867690416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "912f6828392fe8dcacd126e711159cc17b55fb7c1c26c81291fe987867690416", kill_on_drop: false }`
[INFO] [stdout] 912f6828392fe8dcacd126e711159cc17b55fb7c1c26c81291fe987867690416
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 69496323789a90675e9551a32b3717c011232d01dc3be8356d62ea45ef815588
[INFO] running `Command { std: "docker" "start" "-a" "69496323789a90675e9551a32b3717c011232d01dc3be8356d62ea45ef815588", kill_on_drop: false }`
[INFO] [stderr]    Compiling future-map-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "69496323789a90675e9551a32b3717c011232d01dc3be8356d62ea45ef815588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69496323789a90675e9551a32b3717c011232d01dc3be8356d62ea45ef815588", kill_on_drop: false }`
[INFO] [stdout] 69496323789a90675e9551a32b3717c011232d01dc3be8356d62ea45ef815588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 8ebd73b20072c596868f6b6713c7d9b97579bc7d7e41e1edbba12434cebd372e
[INFO] running `Command { std: "docker" "start" "-a" "8ebd73b20072c596868f6b6713c7d9b97579bc7d7e41e1edbba12434cebd372e", kill_on_drop: false }`
[INFO] [stderr]    Compiling future-map-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "8ebd73b20072c596868f6b6713c7d9b97579bc7d7e41e1edbba12434cebd372e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ebd73b20072c596868f6b6713c7d9b97579bc7d7e41e1edbba12434cebd372e", kill_on_drop: false }`
[INFO] [stdout] 8ebd73b20072c596868f6b6713c7d9b97579bc7d7e41e1edbba12434cebd372e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 648201ebee02430af9ce7961706626bf709f3f75ebc2e7e0a47344b9632668d9
[INFO] running `Command { std: "docker" "start" "-a" "648201ebee02430af9ce7961706626bf709f3f75ebc2e7e0a47344b9632668d9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/future_map_practice-006b04f66bd42669)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/future_map_practice-78eed5c6b3e049f7)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests future-map-practice
[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 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" "648201ebee02430af9ce7961706626bf709f3f75ebc2e7e0a47344b9632668d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648201ebee02430af9ce7961706626bf709f3f75ebc2e7e0a47344b9632668d9", kill_on_drop: false }`
[INFO] [stdout] 648201ebee02430af9ce7961706626bf709f3f75ebc2e7e0a47344b9632668d9