[INFO] cloning repository https://github.com/WanderLanz/Lender [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WanderLanz/Lender" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWanderLanz%2FLender", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWanderLanz%2FLender'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b8545c5e4bc0611e8784177dcb57f5823270527b [INFO] testing WanderLanz/Lender against 1.99.0-beta.1 for beta-1.99-5 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWanderLanz%2FLender" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/WanderLanz/Lender [INFO] finished tweaking git repo https://github.com/WanderLanz/Lender [INFO] tweaked toml for git repo https://github.com/WanderLanz/Lender written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/WanderLanz/Lender on toolchain 1.99.0-beta.1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "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" "+1.99.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 31 packages to highest Rust 1.85 compatible versions [INFO] [stderr] Adding maybe-dangling v0.1.2 (available: v0.2.0, requires Rust 1.96.0) [INFO] [stderr] Adding syn v2.0.119 (available: v3.0.4) [INFO] [stderr] Adding trybuild v1.0.119 (available: v1.0.120, requires Rust 1.88) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-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-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 92dec2fb82e6a387d8ffe74849e743fd383c198a8e12048bb3586b6da880a5a8 [INFO] running `Command { std: "docker" "start" "92dec2fb82e6a387d8ffe74849e743fd383c198a8e12048bb3586b6da880a5a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "92dec2fb82e6a387d8ffe74849e743fd383c198a8e12048bb3586b6da880a5a8", 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" "92dec2fb82e6a387d8ffe74849e743fd383c198a8e12048bb3586b6da880a5a8" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "92dec2fb82e6a387d8ffe74849e743fd383c198a8e12048bb3586b6da880a5a8", 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" "92dec2fb82e6a387d8ffe74849e743fd383c198a8e12048bb3586b6da880a5a8" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.107 [INFO] [stderr] Compiling unicode-ident v1.0.24 [INFO] [stderr] Compiling quote v1.0.47 [INFO] [stderr] Compiling fallible-iterator v0.3.0 [INFO] [stderr] Compiling aliasable v0.1.3 [INFO] [stderr] Compiling stable_try_trait_v2 v1.75.1 (/opt/rustwide/workdir/stable_try_trait_v2) [INFO] [stderr] Compiling maybe-dangling v0.1.2 [INFO] [stderr] Compiling syn v2.0.119 [INFO] [stderr] Compiling lender-derive v0.1.4 (/opt/rustwide/workdir/lender-derive) [INFO] [stderr] Compiling lender v0.8.1 (/opt/rustwide/workdir/lender) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.63s [INFO] running `Command { std: "docker" "inspect" "92dec2fb82e6a387d8ffe74849e743fd383c198a8e12048bb3586b6da880a5a8", 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" "92dec2fb82e6a387d8ffe74849e743fd383c198a8e12048bb3586b6da880a5a8" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.229 [INFO] [stderr] Compiling zmij v1.0.23 [INFO] [stderr] Compiling target-triple v1.0.1 [INFO] [stderr] Compiling winnow v1.0.4 [INFO] [stderr] Compiling serde_json v1.0.151 [INFO] [stderr] Compiling serde v1.0.229 [INFO] [stderr] Compiling memchr v2.8.3 [INFO] [stderr] Compiling lender-derive v0.1.4 (/opt/rustwide/workdir/lender-derive) [INFO] [stderr] Compiling syn v3.0.4 [INFO] [stderr] Compiling toml_writer v1.1.2+spec-1.1.0 [INFO] [stderr] Compiling itoa v1.0.18 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling glob v0.3.4 [INFO] [stderr] Compiling lender v0.8.1 (/opt/rustwide/workdir/lender) [INFO] [stderr] Compiling stable_try_trait_v2 v1.75.1 (/opt/rustwide/workdir/stable_try_trait_v2) [INFO] [stderr] Compiling toml_parser v1.1.3+spec-1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.229 [INFO] [stderr] Compiling toml_datetime v1.1.1+spec-1.1.0 [INFO] [stderr] Compiling serde_spanned v1.1.1 [INFO] [stderr] Compiling toml v1.1.4+spec-1.1.0 [INFO] [stderr] Compiling trybuild v1.0.119 [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 25.55s [INFO] running `Command { std: "docker" "inspect" "92dec2fb82e6a387d8ffe74849e743fd383c198a8e12048bb3586b6da880a5a8", 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" "92dec2fb82e6a387d8ffe74849e743fd383c198a8e12048bb3586b6da880a5a8" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lender-45ac272bbb4c65e8) [INFO] [stdout] [INFO] [stdout] running 34 tests [INFO] [stdout] test adapters::chunky::test::test_nth_exhaust_no_overflow_panic ... ok [INFO] [stdout] test adapters::flatten::test::test_flatten ... ok [INFO] [stdout] test adapters::fuse::test::test_last_fuses ... ok [INFO] [stdout] test adapters::flatten::test::test_flatmap_empty ... ok [INFO] [stdout] test adapters::peekable::test::test_peekable ... ok [INFO] [stdout] test adapters::take::test::test_advance_back_by_zero_is_noop ... ok [INFO] [stdout] test adapters::step_by::test::test_nth_fresh ... ok [INFO] [stdout] test adapters::peekable::test::test_into_inner_and_count_after_peek ... ok [INFO] [stdout] test adapters::take::test::test_empty_take_nth_back_leaves_inner ... ok [INFO] [stdout] test adapters::take_while::test::test_none_is_terminal ... ok [INFO] [stdout] test fallible_adapters::chunky::test::test_nth_exhaust_no_overflow_panic ... ok [INFO] [stdout] test fallible_adapters::flatten::test::test_flat_map_empty ... ok [INFO] [stdout] test fallible_adapters::flatten::test::test_flat_map_into_inner_and_parts ... ok [INFO] [stdout] test fallible_adapters::flatten::test::test_flatten ... ok [INFO] [stdout] test fallible_adapters::flatten::test::test_flatten_into_inner ... ok [INFO] [stdout] test fallible_adapters::fuse::test::test_last_fuses ... ok [INFO] [stdout] test fallible_adapters::peekable::test::test_into_inner_and_count_after_peek ... ok [INFO] [stdout] test fallible_adapters::peekable::test::test_peekable ... ok [INFO] [stdout] test fallible_adapters::step_by::test::test_nth_fresh ... ok [INFO] [stdout] test fallible_adapters::take::test::test_advance_back_by_zero_is_noop ... ok [INFO] [stdout] test fallible_adapters::take::test::test_empty_take_nth_back_leaves_inner ... ok [INFO] [stdout] test fallible_adapters::take_while::test::test_none_is_terminal ... ok [INFO] [stdout] test fallible_sources::from_iter_ref::test::test_drops_previous_item_before_fetch ... ok [INFO] [stdout] test sources::from_iter_ref::test::test_drops_previous_item_before_fetch ... ok [INFO] [stdout] test sources::windows_mut::test_array_windows_mut ... ok [INFO] [stdout] test sources::windows_mut::test_array_windows_mut_exact_size ... ok [INFO] [stdout] test sources::windows_mut::test_array_windows_mut_mixed ... ok [INFO] [stdout] test sources::windows_mut::test_array_windows_mut_rev ... ok [INFO] [stdout] test sources::windows_mut::test_windows_mut ... ok [INFO] [stdout] test sources::windows_mut::test_windows_mut_back ... ok [INFO] [stdout] test sources::windows_mut::test_windows_mut_exact_size_mixed ... ok [INFO] [stdout] test sources::windows_mut::test_windows_mut_exact_size ... ok [INFO] [stdout] test sources::windows_mut::test_windows_mut_rev ... ok [INFO] [stdout] test sources::windows_mut::test_windows_mut_zero_size_panics - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stderr] Running tests/fail.rs (/opt/rustwide/target/debug/deps/fail-18c6cc570dd8a5f3) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Compiling proc-macro2 v1.0.107 [INFO] [stderr] Compiling quote v1.0.47 [INFO] [stderr] Compiling unicode-ident v1.0.24 [INFO] [stderr] Checking stable_try_trait_v2 v1.75.1 (/opt/rustwide/workdir/stable_try_trait_v2) [INFO] [stderr] Checking fallible-iterator v0.3.0 [INFO] [stderr] Checking maybe-dangling v0.1.2 [INFO] [stderr] Checking aliasable v0.1.3 [INFO] [stderr] Compiling syn v2.0.119 [INFO] [stderr] Compiling lender-derive v0.1.4 (/opt/rustwide/workdir/lender-derive) [INFO] [stderr] Checking lender v0.8.1 (/opt/rustwide/workdir/lender) [INFO] [stderr] Checking lender-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/lender) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.23s [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] test tests/fail/chain_invariant.rs ... ok [INFO] [stderr] test tests/fail/chunk_invariant.rs ... ok [INFO] [stderr] test tests/fail/chunky_invariant.rs ... ok [INFO] [stderr] test tests/fail/convert_invariant.rs ... ok [INFO] [stderr] test tests/fail/covariant_fallible_lend_invariant.rs ... ok [INFO] [stderr] test tests/fail/covariant_lend_invariant.rs ... ok [INFO] [stderr] test tests/fail/cycle_invariant.rs ... ok [INFO] [stderr] test tests/fail/empty_invariant.rs ... ok [INFO] [stderr] test tests/fail/enumerate_invariant.rs ... ok [INFO] [stderr] test tests/fail/filter_invariant.rs ... ok [INFO] [stderr] test tests/fail/filter_map_invariant.rs ... ok [INFO] [stderr] test tests/fail/flatten_invariant.rs ... ok [INFO] [stderr] test tests/fail/from_fn_invariant.rs ... ok [INFO] [stderr] test tests/fail/from_iter_invariant.rs ... ok [INFO] [stderr] test tests/fail/fuse_invariant.rs ... ok [INFO] [stderr] test tests/fail/hrc_invariant.rs ... ok [INFO] [stderr] test tests/fail/inspect_invariant.rs ... ok [INFO] [stderr] test tests/fail/intersperse_invariant.rs ... ok [INFO] [stderr] test tests/fail/into_fallible_invariant.rs ... ok [INFO] [stderr] test tests/fail/lend_iter_invariant.rs ... ok [INFO] [stderr] test tests/fail/lend_rejects_complex.rs ... ok [INFO] [stderr] test tests/fail/manual_covariant_lending_invariant.rs ... mismatch [INFO] [stderr] [INFO] [stderr] EXPECTED: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error[E0053]: method `__check_covariance` has an incompatible type for trait [INFO] [stderr] --> tests/fail/manual_covariant_lending_invariant.rs:32:16 [INFO] [stderr] | [INFO] [stderr] 32 | proof: lender::CovariantProof<&'short >::Lend>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Cell>`, found `&'long Cell>` [INFO] [stderr] | [INFO] [stderr] = note: expected signature `fn(lender::CovariantProof<&'long Cell>>) -> lender::CovariantProof<&'short Cell>>` [INFO] [stderr] found signature `fn(lender::CovariantProof<&'short &'long Cell>>) -> lender::CovariantProof<&'short &'short Cell>>` [INFO] [stderr] help: change the parameter type to match the trait [INFO] [stderr] | [INFO] [stderr] 32 - proof: lender::CovariantProof<&'short >::Lend>, [INFO] [stderr] 32 + proof: lender::CovariantProof<&'long Cell>>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: lifetime may not live long enough [INFO] [stderr] --> tests/fail/manual_covariant_lending_invariant.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 17 | fn __check_covariance<'long: 'short, 'short>( [INFO] [stderr] | ----- ------ lifetime `'short` defined here [INFO] [stderr] | | [INFO] [stderr] | lifetime `'long` defined here [INFO] [stderr] ... [INFO] [stderr] 20 | proof [INFO] [stderr] | ^^^^^ associated function was supposed to return data with lifetime `'long` but it is returning data with lifetime `'short` [INFO] [stderr] | [INFO] [stderr] = help: consider adding the following bound: `'short: 'long` [INFO] [stderr] = note: requirement occurs because of the type `Cell>`, which makes the generic argument `Option<&String>` invariant [INFO] [stderr] = note: the struct `Cell` is invariant over the parameter `T` [INFO] [stderr] = help: see for more information about variance [INFO] [stderr] [INFO] [stderr] error: lifetime may not live long enough [INFO] [stderr] --> tests/fail/manual_covariant_lending_invariant.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 31 | fn __check_covariance<'long: 'short, 'short>( [INFO] [stderr] | ----- ------ lifetime `'short` defined here [INFO] [stderr] | | [INFO] [stderr] | lifetime `'long` defined here [INFO] [stderr] ... [INFO] [stderr] 34 | proof [INFO] [stderr] | ^^^^^ associated function was supposed to return data with lifetime `'long` but it is returning data with lifetime `'short` [INFO] [stderr] | [INFO] [stderr] = help: consider adding the following bound: `'short: 'long` [INFO] [stderr] = note: requirement occurs because of the type `Cell>`, which makes the generic argument `Option<&String>` invariant [INFO] [stderr] = note: the struct `Cell` is invariant over the parameter `T` [INFO] [stderr] = help: see for more information about variance [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] [INFO] [stderr] ACTUAL OUTPUT: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error[E0053]: method `__check_covariance` has an incompatible type for trait [INFO] [stderr] --> tests/fail/manual_covariant_lending_invariant.rs:32:16 [INFO] [stderr] | [INFO] [stderr] 32 | proof: lender::CovariantProof<&'short >::Lend>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Cell>`, found `&'long Cell>` [INFO] [stderr] | [INFO] [stderr] = note: expected signature `fn(CovariantProof<&'long Cell>>) -> CovariantProof<&'short Cell>>` [INFO] [stderr] found signature `fn(CovariantProof<&'short &'long Cell>>) -> CovariantProof<&'short &'short Cell>>` [INFO] [stderr] help: change the parameter type to match the trait [INFO] [stderr] | [INFO] [stderr] 32 - proof: lender::CovariantProof<&'short >::Lend>, [INFO] [stderr] 32 + proof: lender::CovariantProof<&'long Cell>>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: lifetime may not live long enough [INFO] [stderr] --> tests/fail/manual_covariant_lending_invariant.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 17 | fn __check_covariance<'long: 'short, 'short>( [INFO] [stderr] | ----- ------ lifetime `'short` defined here [INFO] [stderr] | | [INFO] [stderr] | lifetime `'long` defined here [INFO] [stderr] ... [INFO] [stderr] 20 | proof [INFO] [stderr] | ^^^^^ associated function was supposed to return data with lifetime `'long` but it is returning data with lifetime `'short` [INFO] [stderr] | [INFO] [stderr] = help: consider adding the following bound: `'short: 'long` [INFO] [stderr] = note: requirement occurs because of the type `Cell>`, which makes the generic argument `Option<&String>` invariant [INFO] [stderr] = note: the struct `Cell` is invariant over the parameter `T` [INFO] [stderr] = help: see for more information about variance [INFO] [stderr] [INFO] [stderr] error: lifetime may not live long enough [INFO] [stderr] --> tests/fail/manual_covariant_lending_invariant.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 31 | fn __check_covariance<'long: 'short, 'short>( [INFO] [stderr] | ----- ------ lifetime `'short` defined here [INFO] [stderr] | | [INFO] [stderr] | lifetime `'long` defined here [INFO] [stderr] ... [INFO] [stderr] 34 | proof [INFO] [stderr] | ^^^^^ associated function was supposed to return data with lifetime `'long` but it is returning data with lifetime `'short` [INFO] [stderr] | [INFO] [stderr] = help: consider adding the following bound: `'short: 'long` [INFO] [stderr] = note: requirement occurs because of the type `Cell>`, which makes the generic argument `Option<&String>` invariant [INFO] [stderr] = note: the struct `Cell` is invariant over the parameter `T` [INFO] [stderr] = help: see for more information about variance [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning [INFO] [stderr] your test with the environment variable TRYBUILD=overwrite [INFO] [stderr] [INFO] [stderr] test tests/fail/map_bare_closure.rs ... ok [INFO] [stderr] test tests/fail/map_err_invariant.rs ... ok [INFO] [stderr] test tests/fail/map_invariant.rs ... ok [INFO] [stderr] test tests/fail/map_while_invariant.rs ... ok [INFO] [stderr] test tests/fail/might_look_covariant.rs ... ok [INFO] [stderr] test tests/fail/mutate_invariant.rs ... ok [INFO] [stderr] test tests/fail/once_covariant.rs ... ok [INFO] [stderr] test tests/fail/once_invariant.rs ... ok [INFO] [stderr] test tests/fail/once_with_invariant.rs ... ok [INFO] [stderr] test tests/fail/peekable_escape.rs ... ok [INFO] [stderr] test tests/fail/peekable_invariant.rs ... ok [INFO] [stderr] test tests/fail/repeat_covariant.rs ... ok [INFO] [stderr] test tests/fail/repeat_invariant.rs ... ok [INFO] [stderr] test tests/fail/repeat_with_covariant.rs ... ok [INFO] [stderr] test tests/fail/repeat_with_invariant.rs ... ok [INFO] [stderr] test tests/fail/rev_invariant.rs ... ok [INFO] [stderr] test tests/fail/scan_invariant.rs ... ok [INFO] [stderr] test tests/fail/skip_invariant.rs ... ok [INFO] [stderr] test tests/fail/skip_while_invariant.rs ... ok [INFO] [stderr] test tests/fail/step_by_invariant.rs ... ok [INFO] [stderr] test tests/fail/take_invariant.rs ... ok [INFO] [stderr] test tests/fail/take_while_invariant.rs ... ok [INFO] [stderr] test tests/fail/try_collect.rs ... ok [INFO] [stderr] test tests/fail/windows_mut_invariant.rs ... ok [INFO] [stderr] test tests/fail/zip_invariant.rs ... ok [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] error: test failed, to rerun pass `-p lender --test fail` [INFO] [stdout] test fail ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- fail stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'fail' (1054) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.119/src/run.rs:102:13: [INFO] [stdout] 1 of 47 tests failed [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5709902c2ba1 - std[104cf6e2632825ea]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5709902c2ba1 - std[104cf6e2632825ea]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5709902c2ba1 - std[104cf6e2632825ea]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x5709902c2ba1 - <::print::DisplayBacktrace as core[7c831bd917ebf35f]::fmt::Display>::fmt [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x5709902d93aa - ::fmt [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x5709902d93aa - core[7c831bd917ebf35f]::fmt::write [INFO] [stdout] 6: 0x5709902c766c - core[7c831bd917ebf35f]::io::write::default_write_fmt::> [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/core/src/io/write.rs:402:11 [INFO] [stdout] 7: 0x5709902c766c - as core[7c831bd917ebf35f]::io::write::Write>::write_fmt [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/core/src/io/write.rs:335:13 [INFO] [stdout] 8: 0x57099029c076 - ::print [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x57099029c076 - std[104cf6e2632825ea]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x5709902ba1c9 - std[104cf6e2632825ea]::panicking::default_hook [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x5709902534d0 - core[7c831bd917ebf35f]::ops::function::Fn<(&'a std[104cf6e2632825ea]::panic::PanicHookInfo<'b>,), Output = ()> + core[7c831bd917ebf35f]::marker::Send + core[7c831bd917ebf35f]::marker::Sync> as core[7c831bd917ebf35f]::ops::function::Fn<(&std[104cf6e2632825ea]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/alloc/src/boxed.rs:2334:9 [INFO] [stdout] 12: 0x5709902534d0 - test[73009c9f9aebf890]::test_main_inner::::{closure#0} [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/test/src/lib.rs:155:21 [INFO] [stdout] 13: 0x5709902ba382 - core[7c831bd917ebf35f]::ops::function::Fn<(&'a std[104cf6e2632825ea]::panic::PanicHookInfo<'b>,), Output = ()> + core[7c831bd917ebf35f]::marker::Send + core[7c831bd917ebf35f]::marker::Sync> as core[7c831bd917ebf35f]::ops::function::Fn<(&std[104cf6e2632825ea]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/alloc/src/boxed.rs:2334:9 [INFO] [stdout] 14: 0x5709902ba382 - std[104cf6e2632825ea]::panicking::panic_with_hook [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/panicking.rs:823:13 [INFO] [stdout] 15: 0x57099029c122 - std[104cf6e2632825ea]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/panicking.rs:688:13 [INFO] [stdout] 16: 0x570990294249 - std[104cf6e2632825ea]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x57099029cd1d - __rustc[b0d56fa5b193ad05]::rust_begin_unwind [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/panicking.rs:679:5 [INFO] [stdout] 18: 0x5709902d9b9c - core[7c831bd917ebf35f]::panicking::panic_fmt [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x570990166a14 - ::run [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.119/src/run.rs:102:13 [INFO] [stdout] 20: 0x5709901726d8 - ::drop [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.119/src/lib.rs:342:38 [INFO] [stdout] 21: 0x570990028b27 - core[7c831bd917ebf35f]::ptr::drop_glue:: [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/core/src/ptr/mod.rs:847:1 [INFO] [stdout] 22: 0x570990028d33 - fail[f7f0aa0a7958d444]::fail [INFO] [stdout] at /opt/rustwide/workdir/lender/tests/fail.rs:6:1 [INFO] [stdout] 23: 0x570990028c87 - fail[f7f0aa0a7958d444]::fail::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/lender/tests/fail.rs:3:10 [INFO] [stdout] 24: 0x570990029196 - >::call_once [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x5709902467bb - core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String> as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 26: 0x5709902467bb - test[73009c9f9aebf890]::__rust_begin_short_backtrace::, fn() -> core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String>> [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/test/src/lib.rs:733:18 [INFO] [stdout] 27: 0x570990253e25 - test[73009c9f9aebf890]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/test/src/lib.rs:756:74 [INFO] [stdout] 28: 0x570990253e25 - as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 29: 0x570990253e25 - std[104cf6e2632825ea]::panicking::catch_unwind::do_call::, core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String>> [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/panicking.rs:576:43 [INFO] [stdout] 30: 0x570990253e25 - std[104cf6e2632825ea]::panicking::catch_unwind::, core[7c831bd917ebf35f]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/panicking.rs:544:19 [INFO] [stdout] 31: 0x570990253e25 - std[104cf6e2632825ea]::panic::catch_unwind::, core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String>> [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/panic.rs:359:14 [INFO] [stdout] 32: 0x570990253e25 - test[73009c9f9aebf890]::run_test_in_process [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/test/src/lib.rs:756:27 [INFO] [stdout] 33: 0x570990253e25 - test[73009c9f9aebf890]::run_test::{closure#0} [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/test/src/lib.rs:677:43 [INFO] [stdout] 34: 0x57099024d1e4 - test[73009c9f9aebf890]::run_test::{closure#1} [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/test/src/lib.rs:707:41 [INFO] [stdout] 35: 0x57099024d1e4 - std[104cf6e2632825ea]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 36: 0x570990256f82 - std[104cf6e2632825ea]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/thread/lifecycle.rs:70:13 [INFO] [stdout] 37: 0x570990256f82 - ::{closure#1}::{closure#0}> as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 38: 0x570990256f82 - std[104cf6e2632825ea]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/panicking.rs:576:43 [INFO] [stdout] 39: 0x570990256f82 - std[104cf6e2632825ea]::panicking::catch_unwind::<(), core[7c831bd917ebf35f]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/panicking.rs:544:19 [INFO] [stdout] 40: 0x570990256f82 - std[104cf6e2632825ea]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/panic.rs:359:14 [INFO] [stdout] 41: 0x570990256f82 - std[104cf6e2632825ea]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/thread/lifecycle.rs:68:26 [INFO] [stdout] 42: 0x570990256f82 - ::{closure#1} as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 43: 0x5709902c1e59 - + core[7c831bd917ebf35f]::marker::Send> as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/alloc/src/boxed.rs:2320:9 [INFO] [stdout] 44: 0x5709902c1e59 - ::new::thread_start [INFO] [stdout] at /rustc/f47d5bb13648d5c859f5b438eb7dc834b9729961/library/std/src/sys/thread/unix.rs:123:17 [INFO] [stdout] 45: 0x77faf956907a - [INFO] [stdout] 46: 0x77faf95fc534 - clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] fail [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.50s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "92dec2fb82e6a387d8ffe74849e743fd383c198a8e12048bb3586b6da880a5a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92dec2fb82e6a387d8ffe74849e743fd383c198a8e12048bb3586b6da880a5a8", kill_on_drop: false }` [INFO] [stdout] 92dec2fb82e6a387d8ffe74849e743fd383c198a8e12048bb3586b6da880a5a8