[INFO] cloning repository https://github.com/kvitee/extra-adapters
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kvitee/extra-adapters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvitee%2Fextra-adapters", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvitee%2Fextra-adapters'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79aa8781162c3ffda083ab578c422d57a56e661c
[INFO] testing kvitee/extra-adapters against 1.98.0-beta.1 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvitee%2Fextra-adapters" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kvitee/extra-adapters
[INFO] finished tweaking git repo https://github.com/kvitee/extra-adapters
[INFO] tweaked toml for git repo https://github.com/kvitee/extra-adapters written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kvitee/extra-adapters on toolchain 1.98.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kvitee/extra-adapters already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cc3da02631491335e2c06eaf3135d998d8b60f37ea3479e35c82061bf9e40f08
[INFO] running `Command { std: "docker" "start" "cc3da02631491335e2c06eaf3135d998d8b60f37ea3479e35c82061bf9e40f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc3da02631491335e2c06eaf3135d998d8b60f37ea3479e35c82061bf9e40f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cc3da02631491335e2c06eaf3135d998d8b60f37ea3479e35c82061bf9e40f08" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc3da02631491335e2c06eaf3135d998d8b60f37ea3479e35c82061bf9e40f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cc3da02631491335e2c06eaf3135d998d8b60f37ea3479e35c82061bf9e40f08" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling extra-adapters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "cc3da02631491335e2c06eaf3135d998d8b60f37ea3479e35c82061bf9e40f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cc3da02631491335e2c06eaf3135d998d8b60f37ea3479e35c82061bf9e40f08" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling extra-adapters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "cc3da02631491335e2c06eaf3135d998d8b60f37ea3479e35c82061bf9e40f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cc3da02631491335e2c06eaf3135d998d8b60f37ea3479e35c82061bf9e40f08" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/extra_adapters-70d4bac971f60e9e)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test iterators::compress::tests::compress ... ok
[INFO] [stdout] test iterators::compress::tests::infinite_false_selectors ... ok
[INFO] [stdout] test iterators::combinations::tests::comb_5_3 ... ok
[INFO] [stdout] test iterators::compress::tests::infinite_selectors ... ok
[INFO] [stdout] test iterators::combinations::tests::comb_7_4 ... ok
[INFO] [stdout] test iterators::permutations::tests::perm_5_3 ... ok
[INFO] [stdout] test iterators::permutations::tests::perm_4 ... ok
[INFO] [stdout] test iterators::compress::tests::less_selectors ... ok
[INFO] [stdout] test iterators::compress::tests::more_selectors ... ok
[INFO] [stderr]    Doc-tests extra_adapters
[INFO] [stdout] test iterators::compress::tests::infinite_true_selectors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - SliceExtraAdapters::combinations (line 100) ... FAILED
[INFO] [stdout] test src/lib.rs - SliceExtraAdapters::k_permutations (line 72) ... FAILED
[INFO] [stdout] test src/lib.rs - ExtraAdapters::compress (line 17) ... ok
[INFO] [stdout] test src/lib.rs - SliceExtraAdapters::permutations (line 50) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - SliceExtraAdapters::combinations (line 100) stdout ----
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | let combinations = data.combinations(3).collect();
[INFO] [stdout]     |     ^^^^^^^^^^^^                        ------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type must implement `FromIterator<Vec<i32>>`
[INFO] [stdout] note: required by a bound in `collect`
[INFO] [stdout]    --> /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/iter/traits/iterator.rs:2077:4
[INFO] [stdout] help: consider giving `combinations` an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 105 | let combinations: Vec<_> = data.combinations(3).collect();
[INFO] [stdout]     |                 ++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - SliceExtraAdapters::k_permutations (line 72) stdout ----
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 | let permutations = data.k_permutations(2).collect();
[INFO] [stdout]    |     ^^^^^^^^^^^^                          ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type must implement `FromIterator<Vec<i32>>`
[INFO] [stdout] note: required by a bound in `collect`
[INFO] [stdout]   --> /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/iter/traits/iterator.rs:2077:4
[INFO] [stdout] help: consider giving `permutations` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 77 | let permutations: Vec<_> = data.k_permutations(2).collect();
[INFO] [stdout]    |                 ++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - SliceExtraAdapters::permutations (line 50) stdout ----
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | let permutations = data.permutations().collect();
[INFO] [stdout]    |     ^^^^^^^^^^^^                       ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type must implement `FromIterator<Vec<i32>>`
[INFO] [stdout] note: required by a bound in `collect`
[INFO] [stdout]   --> /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/iter/traits/iterator.rs:2077:4
[INFO] [stdout] help: consider giving `permutations` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 55 | let permutations: Vec<_> = data.permutations().collect();
[INFO] [stdout]    |                 ++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - SliceExtraAdapters::combinations (line 100)
[INFO] [stdout]     src/lib.rs - SliceExtraAdapters::k_permutations (line 72)
[INFO] [stdout]     src/lib.rs - SliceExtraAdapters::permutations (line 50)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.68s; merged doctests compilation took 0.18s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "cc3da02631491335e2c06eaf3135d998d8b60f37ea3479e35c82061bf9e40f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc3da02631491335e2c06eaf3135d998d8b60f37ea3479e35c82061bf9e40f08", kill_on_drop: false }`
[INFO] [stdout] cc3da02631491335e2c06eaf3135d998d8b60f37ea3479e35c82061bf9e40f08
