[INFO] fetching crate latch_iter 0.1.1...
[INFO] testing latch_iter-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate latch_iter 0.1.1 into /workspace/builds/worker-107/source
[INFO] validating manifest of crates.io crate latch_iter 0.1.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate latch_iter 0.1.1
[INFO] finished tweaking crates.io crate latch_iter 0.1.1
[INFO] tweaked toml for crates.io crate latch_iter 0.1.1 written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89b76e522b04a60e61363b2f56f81037d280f37bb819f5a72a343c67614cc694
[INFO] running `Command { std: "docker" "start" "-a" "89b76e522b04a60e61363b2f56f81037d280f37bb819f5a72a343c67614cc694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89b76e522b04a60e61363b2f56f81037d280f37bb819f5a72a343c67614cc694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b76e522b04a60e61363b2f56f81037d280f37bb819f5a72a343c67614cc694", kill_on_drop: false }`
[INFO] [stdout] 89b76e522b04a60e61363b2f56f81037d280f37bb819f5a72a343c67614cc694
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b4d87ebd2aa15ff034a9ae531d5fd2a2d96ebd15bce51d017e4a2962bbfa106
[INFO] running `Command { std: "docker" "start" "-a" "1b4d87ebd2aa15ff034a9ae531d5fd2a2d96ebd15bce51d017e4a2962bbfa106", kill_on_drop: false }`
[INFO] [stderr]    Compiling latch_iter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "1b4d87ebd2aa15ff034a9ae531d5fd2a2d96ebd15bce51d017e4a2962bbfa106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4d87ebd2aa15ff034a9ae531d5fd2a2d96ebd15bce51d017e4a2962bbfa106", kill_on_drop: false }`
[INFO] [stdout] 1b4d87ebd2aa15ff034a9ae531d5fd2a2d96ebd15bce51d017e4a2962bbfa106
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7519adbc6eb34df2f31b8bd27fa882ab45a8318efb11cfc356f11eee8f71be14
[INFO] running `Command { std: "docker" "start" "-a" "7519adbc6eb34df2f31b8bd27fa882ab45a8318efb11cfc356f11eee8f71be14", kill_on_drop: false }`
[INFO] [stderr]    Compiling latch_iter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/latch_iter-5603c4b8dda599f8)
[INFO] running `Command { std: "docker" "inspect" "7519adbc6eb34df2f31b8bd27fa882ab45a8318efb11cfc356f11eee8f71be14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7519adbc6eb34df2f31b8bd27fa882ab45a8318efb11cfc356f11eee8f71be14", kill_on_drop: false }`
[INFO] [stdout] 7519adbc6eb34df2f31b8bd27fa882ab45a8318efb11cfc356f11eee8f71be14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 71a0ad8e77ec3876ad1420e94621134fad7bb976ee64aa11ff81d129f94fdc99
[INFO] running `Command { std: "docker" "start" "-a" "71a0ad8e77ec3876ad1420e94621134fad7bb976ee64aa11ff81d129f94fdc99", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/latch_iter-5603c4b8dda599f8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::range_test ... 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 latch_iter
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/into_iterator.rs - into_iterator::IntoLatchIterator::latch (line 13) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/into_iterator.rs - into_iterator::IntoLatchIterator::latch (line 13) stdout ----
[INFO] [stdout] error[E0599]: no method named `latch` found for struct `std::ops::Range` in the current scope
[INFO] [stdout]  --> src/into_iterator.rs:15:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | for number in (0_u32..25_u32).latch(|&num| num % 5 == 0, |&num| num % 7 == 0) {
[INFO] [stdout]   |                               ^^^^^ method not found in `std::ops::Range<u32>`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/into_iterator.rs - into_iterator::IntoLatchIterator::latch (line 13)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "71a0ad8e77ec3876ad1420e94621134fad7bb976ee64aa11ff81d129f94fdc99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a0ad8e77ec3876ad1420e94621134fad7bb976ee64aa11ff81d129f94fdc99", kill_on_drop: false }`
[INFO] [stdout] 71a0ad8e77ec3876ad1420e94621134fad7bb976ee64aa11ff81d129f94fdc99