[INFO] fetching crate double-ended-peekable 0.1.0...
[INFO] testing double-ended-peekable-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate double-ended-peekable 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate double-ended-peekable 0.1.0
[INFO] finished tweaking crates.io crate double-ended-peekable 0.1.0
[INFO] tweaked toml for crates.io crate double-ended-peekable 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate double-ended-peekable 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8daaa0443de5f710ae5a123ae0a4befc6d5b73ac9d27f7c1993b4aae5209a478
[INFO] running `Command { std: "docker" "start" "-a" "8daaa0443de5f710ae5a123ae0a4befc6d5b73ac9d27f7c1993b4aae5209a478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8daaa0443de5f710ae5a123ae0a4befc6d5b73ac9d27f7c1993b4aae5209a478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8daaa0443de5f710ae5a123ae0a4befc6d5b73ac9d27f7c1993b4aae5209a478", kill_on_drop: false }`
[INFO] [stdout] 8daaa0443de5f710ae5a123ae0a4befc6d5b73ac9d27f7c1993b4aae5209a478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab4e45295e718d36a3633f6d6061b8567e8e5993642a008869d80d40d94c8deb
[INFO] running `Command { std: "docker" "start" "-a" "ab4e45295e718d36a3633f6d6061b8567e8e5993642a008869d80d40d94c8deb", kill_on_drop: false }`
[INFO] [stderr]    Compiling double-ended-peekable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "ab4e45295e718d36a3633f6d6061b8567e8e5993642a008869d80d40d94c8deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab4e45295e718d36a3633f6d6061b8567e8e5993642a008869d80d40d94c8deb", kill_on_drop: false }`
[INFO] [stdout] ab4e45295e718d36a3633f6d6061b8567e8e5993642a008869d80d40d94c8deb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a7236340efebb48097cc1be4b3b84ffd71f4ab25762412a9fbe0ea4fc1b809a
[INFO] running `Command { std: "docker" "start" "-a" "1a7236340efebb48097cc1be4b3b84ffd71f4ab25762412a9fbe0ea4fc1b809a", kill_on_drop: false }`
[INFO] [stderr]    Compiling double-ended-peekable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "1a7236340efebb48097cc1be4b3b84ffd71f4ab25762412a9fbe0ea4fc1b809a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7236340efebb48097cc1be4b3b84ffd71f4ab25762412a9fbe0ea4fc1b809a", kill_on_drop: false }`
[INFO] [stdout] 1a7236340efebb48097cc1be4b3b84ffd71f4ab25762412a9fbe0ea4fc1b809a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 207235ecf34bf81bb2ab22abef7da7ad3ddad9aa5fa338ea50d5a6328c6e5873
[INFO] running `Command { std: "docker" "start" "-a" "207235ecf34bf81bb2ab22abef7da7ad3ddad9aa5fa338ea50d5a6328c6e5873", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/double_ended_peekable-41a30138c8a7b679)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test tests::clone ... ok
[INFO] [stdout] test tests::debug ... ok
[INFO] [stdout] test tests::double_ended_iterator ... ok
[INFO] [stdout] test tests::hash ... ok
[INFO] [stdout] test tests::iterator ... ok
[INFO] [stdout] test tests::next_back_if ... ok
[INFO] [stdout] test tests::next_back_if_eq ... ok
[INFO] [stdout] test tests::next_front_back_if_eq ... ok
[INFO] [stdout] test tests::next_front_back_if_even ... ok
[INFO] [stdout] test tests::next_if ... ok
[INFO] [stdout] test tests::next_if_eq ... ok
[INFO] [stdout] test tests::peek_and_peek_back_forward ... ok
[INFO] [stdout] test tests::peek_and_peek_back_backward ... ok
[INFO] [stdout] test tests::next_front_back_if_odd ... ok
[INFO] [stdout] test tests::peek ... ok
[INFO] [stdout] test tests::partial_eq ... ok
[INFO] [stdout] test tests::peek_back_mut ... ok
[INFO] [stdout] test tests::peek_back ... ok
[INFO] [stdout] test tests::peek_mut ... ok
[INFO] [stdout] test tests::size_hint ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests double_ended_peekable
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - DoubleEndedPeekable<I>::next_back_if (line 264) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] test src/lib.rs - DoubleEndedPeekable<I>::next_back_if (line 278) ... ok
[INFO] [stdout] test src/lib.rs - DoubleEndedPeekable<I>::next_front_back_if_eq (line 378) ... ok
[INFO] [stdout] test src/lib.rs - DoubleEndedPeekable<I>::next_back_if_eq (line 303) ... ok
[INFO] [stdout] test src/lib.rs - DoubleEndedPeekable<I>::peek_back_mut (line 229) ... ok
[INFO] [stdout] test src/lib.rs - DoubleEndedPeekable<I>::next_front_back_if (line 332) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - DoubleEndedPeekable<I>::next_front_back_if (line 347) ... ok
[INFO] [stdout] test src/lib.rs - DoubleEndedPeekable<I>::peek_back (line 182) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "207235ecf34bf81bb2ab22abef7da7ad3ddad9aa5fa338ea50d5a6328c6e5873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "207235ecf34bf81bb2ab22abef7da7ad3ddad9aa5fa338ea50d5a6328c6e5873", kill_on_drop: false }`
[INFO] [stdout] 207235ecf34bf81bb2ab22abef7da7ad3ddad9aa5fa338ea50d5a6328c6e5873