[INFO] fetching crate adjacent-pair-iterator 1.0.0...
[INFO] testing adjacent-pair-iterator-1.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate adjacent-pair-iterator 1.0.0 into /workspace/builds/worker-80/source
[INFO] validating manifest of crates.io crate adjacent-pair-iterator 1.0.0 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 adjacent-pair-iterator 1.0.0
[INFO] finished tweaking crates.io crate adjacent-pair-iterator 1.0.0
[INFO] tweaked toml for crates.io crate adjacent-pair-iterator 1.0.0 written to /workspace/builds/worker-80/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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] 4223ec039cfde4ce27e81a4a68b152892ebc78c403c4318e0cfc0cdbf28da75c
[INFO] running `Command { std: "docker" "start" "-a" "4223ec039cfde4ce27e81a4a68b152892ebc78c403c4318e0cfc0cdbf28da75c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4223ec039cfde4ce27e81a4a68b152892ebc78c403c4318e0cfc0cdbf28da75c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4223ec039cfde4ce27e81a4a68b152892ebc78c403c4318e0cfc0cdbf28da75c", kill_on_drop: false }`
[INFO] [stdout] 4223ec039cfde4ce27e81a4a68b152892ebc78c403c4318e0cfc0cdbf28da75c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] 6fe255895c28687e4cb091f14a1008bb54f59c6c40744e0f03fdd7f63518bd73
[INFO] running `Command { std: "docker" "start" "-a" "6fe255895c28687e4cb091f14a1008bb54f59c6c40744e0f03fdd7f63518bd73", kill_on_drop: false }`
[INFO] [stderr]    Compiling adjacent-pair-iterator v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "6fe255895c28687e4cb091f14a1008bb54f59c6c40744e0f03fdd7f63518bd73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fe255895c28687e4cb091f14a1008bb54f59c6c40744e0f03fdd7f63518bd73", kill_on_drop: false }`
[INFO] [stdout] 6fe255895c28687e4cb091f14a1008bb54f59c6c40744e0f03fdd7f63518bd73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] ed84ebb7409822403de6b5b29e08d0d18512d21ac0d1fab1750cc2b3081d63f9
[INFO] running `Command { std: "docker" "start" "-a" "ed84ebb7409822403de6b5b29e08d0d18512d21ac0d1fab1750cc2b3081d63f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling adjacent-pair-iterator v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/adjacent_pair_iterator-88c731d64a4cdc4f)
[INFO] [stderr]   Executable tests/readme_example.rs (/opt/rustwide/target/debug/deps/readme_example-e0a3048d31421904)
[INFO] running `Command { std: "docker" "inspect" "ed84ebb7409822403de6b5b29e08d0d18512d21ac0d1fab1750cc2b3081d63f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed84ebb7409822403de6b5b29e08d0d18512d21ac0d1fab1750cc2b3081d63f9", kill_on_drop: false }`
[INFO] [stdout] ed84ebb7409822403de6b5b29e08d0d18512d21ac0d1fab1750cc2b3081d63f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] e05ba161b71c40fdde648f58c2565aca5cf2ee6ae5e43bfeac91e8710a513ab2
[INFO] running `Command { std: "docker" "start" "-a" "e05ba161b71c40fdde648f58c2565aca5cf2ee6ae5e43bfeac91e8710a513ab2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/adjacent_pair_iterator-88c731d64a4cdc4f)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::should_convert_from_iterable ... ok
[INFO] [stdout] test tests::should_provide_many_pairs ... ok
[INFO] [stdout] test tests::should_debug_print ... ok
[INFO] [stdout] test tests::should_provide_nothing_for_only_one_input ... ok
[INFO] [stdout] test tests::should_provide_nothing_without_items ... ok
[INFO] [stdout] test tests::should_provide_pair_for_two_inputs ... ok
[INFO] [stdout] test tests::should_provide_two_pairs_for_three_inputs ... ok
[INFO] [stdout] test tests::should_update_its_size_hint ... ok
[INFO] [stdout] test tests::should_work_with_into_iterator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/readme_example.rs (/opt/rustwide/target/debug/deps/readme_example-e0a3048d31421904)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test readme_example_output_is_as_expected ... 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 adjacent-pair-iterator
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e05ba161b71c40fdde648f58c2565aca5cf2ee6ae5e43bfeac91e8710a513ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e05ba161b71c40fdde648f58c2565aca5cf2ee6ae5e43bfeac91e8710a513ab2", kill_on_drop: false }`
[INFO] [stdout] e05ba161b71c40fdde648f58c2565aca5cf2ee6ae5e43bfeac91e8710a513ab2