[INFO] updating cached repository https://github.com/huwb/learningrust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 419b6eacb02bba0520897cba8888fb5184f3a1b8 [INFO] testing huwb/learningrust against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuwb%2Flearningrust" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/huwb/learningrust on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/huwb/learningrust [INFO] finished tweaking git repo https://github.com/huwb/learningrust [INFO] tweaked toml for git repo https://github.com/huwb/learningrust written to work/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/huwb/learningrust already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 2d03318111d8c6d307992a762611abd90ed3d6c9870afac6d1cfe1cab6ad24cb [INFO] running `"docker" "start" "-a" "2d03318111d8c6d307992a762611abd90ed3d6c9870afac6d1cfe1cab6ad24cb"` [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling simple-stopwatch v0.1.4 [INFO] [stderr] Compiling learningrust v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:13:23 [INFO] [stderr] | [INFO] [stderr] 13 | state: Option>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:47:47 [INFO] [stderr] | [INFO] [stderr] 47 | fn request_review(self: Box) -> Box; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:48:40 [INFO] [stderr] | [INFO] [stderr] 48 | fn approve(self: Box) -> Box; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:57:47 [INFO] [stderr] | [INFO] [stderr] 57 | fn request_review(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:60:40 [INFO] [stderr] | [INFO] [stderr] 60 | fn approve(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:68:47 [INFO] [stderr] | [INFO] [stderr] 68 | fn request_review(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:71:40 [INFO] [stderr] | [INFO] [stderr] 71 | fn approve(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:79:47 [INFO] [stderr] | [INFO] [stderr] 79 | fn request_review(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:82:40 [INFO] [stderr] | [INFO] [stderr] 82 | fn approve(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/patterns_chapter.rs:14:19 [INFO] [stderr] | [INFO] [stderr] 14 | Some(y @ 1...3) => println!("It's a thricer: {}", y), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/threadpool.rs:41:20 [INFO] [stderr] | [INFO] [stderr] 41 | pub type Job = Box; [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.75s [INFO] running `"docker" "inspect" "2d03318111d8c6d307992a762611abd90ed3d6c9870afac6d1cfe1cab6ad24cb"` [INFO] running `"docker" "rm" "-f" "2d03318111d8c6d307992a762611abd90ed3d6c9870afac6d1cfe1cab6ad24cb"` [INFO] [stdout] 2d03318111d8c6d307992a762611abd90ed3d6c9870afac6d1cfe1cab6ad24cb [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 4db61b34c1197165847b3c81098cd9c778f2b5aae37deb0c4c6aa99051e0aa0f [INFO] running `"docker" "start" "-a" "4db61b34c1197165847b3c81098cd9c778f2b5aae37deb0c4c6aa99051e0aa0f"` [INFO] [stderr] Compiling learningrust v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:13:23 [INFO] [stderr] | [INFO] [stderr] 13 | state: Option>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:47:47 [INFO] [stderr] | [INFO] [stderr] 47 | fn request_review(self: Box) -> Box; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:48:40 [INFO] [stderr] | [INFO] [stderr] 48 | fn approve(self: Box) -> Box; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:57:47 [INFO] [stderr] | [INFO] [stderr] 57 | fn request_review(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:60:40 [INFO] [stderr] | [INFO] [stderr] 60 | fn approve(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:68:47 [INFO] [stderr] | [INFO] [stderr] 68 | fn request_review(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:71:40 [INFO] [stderr] | [INFO] [stderr] 71 | fn approve(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:79:47 [INFO] [stderr] | [INFO] [stderr] 79 | fn request_review(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/state_pattern.rs:82:40 [INFO] [stderr] | [INFO] [stderr] 82 | fn approve(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/patterns_chapter.rs:14:19 [INFO] [stderr] | [INFO] [stderr] 14 | Some(y @ 1...3) => println!("It's a thricer: {}", y), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/threadpool.rs:41:20 [INFO] [stderr] | [INFO] [stderr] 41 | pub type Job = Box; [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.72s [INFO] running `"docker" "inspect" "4db61b34c1197165847b3c81098cd9c778f2b5aae37deb0c4c6aa99051e0aa0f"` [INFO] running `"docker" "rm" "-f" "4db61b34c1197165847b3c81098cd9c778f2b5aae37deb0c4c6aa99051e0aa0f"` [INFO] [stdout] 4db61b34c1197165847b3c81098cd9c778f2b5aae37deb0c4c6aa99051e0aa0f [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"` [INFO] [stdout] 9b199e7d2f00781e39326b5ff0d08978cc6660bf8da9fd0ea028cdf807f127f1 [INFO] running `"docker" "start" "-a" "9b199e7d2f00781e39326b5ff0d08978cc6660bf8da9fd0ea028cdf807f127f1"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/learningrust-03e63fd37c8f882e [INFO] [stdout] [INFO] [stdout] running 57 tests [INFO] [stdout] test adv_traits::tests::dist_multiple_first_shortest ... ok [INFO] [stdout] test adv_traits::tests::dist_multiple_second_shortest ... ok [INFO] [stdout] test adv_traits::tests::dist_no_edges ... ok [INFO] [stdout] test adv_traits::tests::dist_one_edge ... ok [INFO] [stdout] test adv_traits::tests::dist_one_edge_bad_node ... ok [INFO] [stdout] test adv_traits::tests::dist_one_edge_switched_nodes ... ok [INFO] [stdout] test closures::tests::cacher_first_call_populates ... ok [INFO] [stdout] test adv_traits::tests::dist_two_edges ... ok [INFO] [stdout] test closures::tests::cacher_second_call_uses_cache ... ok [INFO] [stdout] test closures::tests::cacher_starts_empty ... ok [INFO] [stdout] test generic_fn::tests::largest_in_list_returns_largest_value ... ok [INFO] [stdout] test iterators::tests::counter_calling_next ... ok [INFO] [stdout] test iterators::tests::iterator_adaptor_map ... ok [INFO] [stdout] test iterators::tests::iterator_adaptor_filter ... ok [INFO] [stdout] test iterators::tests::iterator_sum ... ok [INFO] [stdout] test iterators::tests::counter_other_iterator_traits ... ok [INFO] [stdout] test limit_tracker::tests::less_than_100pc ... ok [INFO] [stdout] test limit_tracker::tests::less_than_70pc ... ok [INFO] [stdout] test longest_string::tests::longest_empty_strings ... ok [INFO] [stdout] test limit_tracker::tests::more_than_100pc ... ok [INFO] [stdout] test new_type_pattern::tests::int_vector_1 ... ok [INFO] [stdout] test new_type_pattern::tests::int_vector_2 ... ok [INFO] [stdout] test new_type_pattern::tests::empty_vector ... ok [INFO] [stdout] test new_type_pattern::tests::string_vector_3 ... ok [INFO] [stdout] test points::tests::add_points ... ok [INFO] [stdout] test prime::tests::factors_of_one_is_one ... ok [INFO] [stdout] test prime::tests::factors_of_two_is_one_and_two ... ok [INFO] [stdout] test prime::tests::factors_three_to_six ... ok [INFO] [stdout] test prime::tests::nonprime_examples ... ok [INFO] [stdout] test points::tests::copy_constructor ... ok [INFO] [stdout] test prime::tests::one_not_prime ... ok [INFO] [stdout] test prime::tests::factors_of_zero_are_none ... ok [INFO] [stdout] test prime::tests::prime_examples ... ok [INFO] [stdout] test prime::tests::zero_not_prime ... ok [INFO] [stdout] test ref_cycles::tests::check_weak_and_strong_counts ... ok [INFO] [stdout] test smart_pointers::tests::mylist_add ... ok [INFO] [stdout] test rc_refcell::tests::runtime_mutable_borrow ... ok [INFO] [stdout] test smart_pointers::tests::mylist_constructors ... ok [INFO] [stdout] test spring::tests::default_values ... ok [INFO] [stdout] test smart_pointers::tests::mylist_push ... ok [INFO] [stdout] test spring::tests::update_default_vals ... ok [INFO] [stdout] test spring::tests::update_stiff ... ok [INFO] [stdout] test spring::tests::nonpositive_timestep_doesnt_change ... ok [INFO] [stdout] test state_pattern::tests::approve_publishes_text ... ok [INFO] [stdout] test state_pattern::tests::draft_text_not_published ... ok [INFO] [stdout] test state_pattern::tests::multiple_add_texts_append ... ok [INFO] [stdout] test state_pattern::tests::new_post_empty ... ok [INFO] [stdout] test smart_pointers::tests::ref_count ... ok [INFO] [stdout] test state_pattern::tests::requested_review_text_not_published ... ok [INFO] [stdout] test state_pattern_rust::tests::post_workflow ... ok [INFO] [stdout] test threadpool::tests::create_then_join ... ok [INFO] [stdout] test threadpool::tests::run_trivial_job ... ok [INFO] [stdout] test prime::tests::compute_primes_st_vs_mt ... ok [INFO] [stdout] test generic_fn::tests::largest_in_empty_list_panics ... ok [INFO] [stdout] test limit_tracker::tests::decreasing_value_panics ... ok [INFO] [stdout] test rc_refcell::tests::runtime_two_mutable_borrows_panics ... ok [INFO] [stdout] test threadpool::tests::zero_thread_count_panics ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/learningrust-212741d9cf2d2ff1 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/integration_test-a8f8d30620bac123 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test longest_string_works ... ok [INFO] [stdout] test check_thread_pool ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests learningrust [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/longest_string.rs - longest_string::longest (line 23) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "9b199e7d2f00781e39326b5ff0d08978cc6660bf8da9fd0ea028cdf807f127f1"` [INFO] running `"docker" "rm" "-f" "9b199e7d2f00781e39326b5ff0d08978cc6660bf8da9fd0ea028cdf807f127f1"` [INFO] [stdout] 9b199e7d2f00781e39326b5ff0d08978cc6660bf8da9fd0ea028cdf807f127f1