[INFO] fetching crate iterate 1.0.0...
[INFO] testing iterate-1.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate iterate 1.0.0 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate iterate 1.0.0 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 iterate 1.0.0
[INFO] finished tweaking crates.io crate iterate 1.0.0
[INFO] tweaked toml for crates.io crate iterate 1.0.0 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate crates.io crate iterate 1.0.0 already has a lockfile, it will not be regenerated
[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 iterate-proc-macro v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 7f0c527504dec5040885bd195e69c9654e07d65741618900f2ebc457abacd09c
[INFO] running `Command { std: "docker" "start" "-a" "7f0c527504dec5040885bd195e69c9654e07d65741618900f2ebc457abacd09c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f0c527504dec5040885bd195e69c9654e07d65741618900f2ebc457abacd09c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f0c527504dec5040885bd195e69c9654e07d65741618900f2ebc457abacd09c", kill_on_drop: false }`
[INFO] [stdout] 7f0c527504dec5040885bd195e69c9654e07d65741618900f2ebc457abacd09c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] aa62d9f09deff0f0760b747c9afb0526ec4aee7ad0f232390e6976f553daf143
[INFO] running `Command { std: "docker" "start" "-a" "aa62d9f09deff0f0760b747c9afb0526ec4aee7ad0f232390e6976f553daf143", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling joinery v2.1.0
[INFO] [stderr]    Compiling iterate-proc-macro v1.0.0
[INFO] [stderr]    Compiling iterate v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.27s
[INFO] running `Command { std: "docker" "inspect" "aa62d9f09deff0f0760b747c9afb0526ec4aee7ad0f232390e6976f553daf143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa62d9f09deff0f0760b747c9afb0526ec4aee7ad0f232390e6976f553daf143", kill_on_drop: false }`
[INFO] [stdout] aa62d9f09deff0f0760b747c9afb0526ec4aee7ad0f232390e6976f553daf143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] a57e6431f7032b2ebe40faa5f78a0285e488f1cf971a1b693c4de9e12b07c06f
[INFO] running `Command { std: "docker" "start" "-a" "a57e6431f7032b2ebe40faa5f78a0285e488f1cf971a1b693c4de9e12b07c06f", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterate v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "a57e6431f7032b2ebe40faa5f78a0285e488f1cf971a1b693c4de9e12b07c06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a57e6431f7032b2ebe40faa5f78a0285e488f1cf971a1b693c4de9e12b07c06f", kill_on_drop: false }`
[INFO] [stdout] a57e6431f7032b2ebe40faa5f78a0285e488f1cf971a1b693c4de9e12b07c06f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 58d52d50e4b3747e4d7d372fda57a4209a694d404c331356829d79959681a669
[INFO] running `Command { std: "docker" "start" "-a" "58d52d50e4b3747e4d7d372fda57a4209a694d404c331356829d79959681a669", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iterate-5423f5638562de81)
[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] [stderr]    Doc-tests iterate
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - iterate (line 16) ... ok
[INFO] [stdout] test src/lib.rs - iterate (line 28) ... ok
[INFO] [stdout] test src/lib.rs - iterate (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "58d52d50e4b3747e4d7d372fda57a4209a694d404c331356829d79959681a669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58d52d50e4b3747e4d7d372fda57a4209a694d404c331356829d79959681a669", kill_on_drop: false }`
[INFO] [stdout] 58d52d50e4b3747e4d7d372fda57a4209a694d404c331356829d79959681a669