[INFO] fetching crate fiber 0.1.0...
[INFO] testing fiber-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate fiber 0.1.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate fiber 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fiber 0.1.0
[INFO] finished tweaking crates.io crate fiber 0.1.0
[INFO] tweaked toml for crates.io crate fiber 0.1.0 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dtoa v0.2.2
[INFO] [stderr]   Downloaded serde v0.8.23
[INFO] [stderr]   Downloaded pest v0.4.1
[INFO] [stderr]   Downloaded itoa v0.1.1
[INFO] [stderr]   Downloaded serde_json v0.8.6
[INFO] [stderr]   Downloaded tera v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cab835dfbd051096f094d93ea0b7e8f6d0f4e0edb2440896d0642d840589b88f
[INFO] running `Command { std: "docker" "start" "-a" "cab835dfbd051096f094d93ea0b7e8f6d0f4e0edb2440896d0642d840589b88f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cab835dfbd051096f094d93ea0b7e8f6d0f4e0edb2440896d0642d840589b88f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cab835dfbd051096f094d93ea0b7e8f6d0f4e0edb2440896d0642d840589b88f", kill_on_drop: false }`
[INFO] [stdout] cab835dfbd051096f094d93ea0b7e8f6d0f4e0edb2440896d0642d840589b88f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 514e68af289d1fdea0698e0b2193d342e601fa1aac01376e87f1540d5414af13
[INFO] running `Command { std: "docker" "start" "-a" "514e68af289d1fdea0698e0b2193d342e601fa1aac01376e87f1540d5414af13", kill_on_drop: false }`
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling pest v0.4.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling serde_json v0.8.6
[INFO] [stderr]    Compiling tera v0.1.3
[INFO] [stderr]    Compiling fiber v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.18s
[INFO] running `Command { std: "docker" "inspect" "514e68af289d1fdea0698e0b2193d342e601fa1aac01376e87f1540d5414af13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "514e68af289d1fdea0698e0b2193d342e601fa1aac01376e87f1540d5414af13", kill_on_drop: false }`
[INFO] [stdout] 514e68af289d1fdea0698e0b2193d342e601fa1aac01376e87f1540d5414af13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 857e6702fddec6e6253bf595e3720cbc60dcab82d9869139d239b28cf5e056ab
[INFO] running `Command { std: "docker" "start" "-a" "857e6702fddec6e6253bf595e3720cbc60dcab82d9869139d239b28cf5e056ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling fiber v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "857e6702fddec6e6253bf595e3720cbc60dcab82d9869139d239b28cf5e056ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857e6702fddec6e6253bf595e3720cbc60dcab82d9869139d239b28cf5e056ab", kill_on_drop: false }`
[INFO] [stdout] 857e6702fddec6e6253bf595e3720cbc60dcab82d9869139d239b28cf5e056ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a51891fd7ebe40312dca12654d2b223d357e0638d59a08a441038d1695d553ca
[INFO] running `Command { std: "docker" "start" "-a" "a51891fd7ebe40312dca12654d2b223d357e0638d59a08a441038d1695d553ca", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fiber-8a25269970ebc32b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fiber
[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" "a51891fd7ebe40312dca12654d2b223d357e0638d59a08a441038d1695d553ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51891fd7ebe40312dca12654d2b223d357e0638d59a08a441038d1695d553ca", kill_on_drop: false }`
[INFO] [stdout] a51891fd7ebe40312dca12654d2b223d357e0638d59a08a441038d1695d553ca