[INFO] fetching crate futuristic 0.3.0...
[INFO] testing futuristic-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate futuristic 0.3.0 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate futuristic 0.3.0 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 crates.io crate futuristic 0.3.0
[INFO] finished tweaking crates.io crate futuristic 0.3.0
[INFO] tweaked toml for crates.io crate futuristic 0.3.0 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] d36075f3426fcdbf236f3c0851c641a9e4f679b24c75da3b363a0ee10d4ba715
[INFO] running `Command { std: "docker" "start" "-a" "d36075f3426fcdbf236f3c0851c641a9e4f679b24c75da3b363a0ee10d4ba715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d36075f3426fcdbf236f3c0851c641a9e4f679b24c75da3b363a0ee10d4ba715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d36075f3426fcdbf236f3c0851c641a9e4f679b24c75da3b363a0ee10d4ba715", kill_on_drop: false }`
[INFO] [stdout] d36075f3426fcdbf236f3c0851c641a9e4f679b24c75da3b363a0ee10d4ba715
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 88f4b415b79b38821a3e0285a4361ba7f545d76d9cc76f0c280bd2e59e4e3ecb
[INFO] running `Command { std: "docker" "start" "-a" "88f4b415b79b38821a3e0285a4361ba7f545d76d9cc76f0c280bd2e59e4e3ecb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling futuristic v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.98s
[INFO] running `Command { std: "docker" "inspect" "88f4b415b79b38821a3e0285a4361ba7f545d76d9cc76f0c280bd2e59e4e3ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88f4b415b79b38821a3e0285a4361ba7f545d76d9cc76f0c280bd2e59e4e3ecb", kill_on_drop: false }`
[INFO] [stdout] 88f4b415b79b38821a3e0285a4361ba7f545d76d9cc76f0c280bd2e59e4e3ecb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 14b64b076e2fbf67a10a5dc8eb4bfbf055d81b6ed7505bd173e5ed7736da72a0
[INFO] running `Command { std: "docker" "start" "-a" "14b64b076e2fbf67a10a5dc8eb4bfbf055d81b6ed7505bd173e5ed7736da72a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling futuristic v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "14b64b076e2fbf67a10a5dc8eb4bfbf055d81b6ed7505bd173e5ed7736da72a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14b64b076e2fbf67a10a5dc8eb4bfbf055d81b6ed7505bd173e5ed7736da72a0", kill_on_drop: false }`
[INFO] [stdout] 14b64b076e2fbf67a10a5dc8eb4bfbf055d81b6ed7505bd173e5ed7736da72a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 4749ace26304592c8193c9c9b16e5e452fed5474faad0ff69e5db1c22d969e4a
[INFO] running `Command { std: "docker" "start" "-a" "4749ace26304592c8193c9c9b16e5e452fed5474faad0ff69e5db1c22d969e4a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/futuristic-8518da8fa157273d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test sink::fork::tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futuristic
[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" "4749ace26304592c8193c9c9b16e5e452fed5474faad0ff69e5db1c22d969e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4749ace26304592c8193c9c9b16e5e452fed5474faad0ff69e5db1c22d969e4a", kill_on_drop: false }`
[INFO] [stdout] 4749ace26304592c8193c9c9b16e5e452fed5474faad0ff69e5db1c22d969e4a