[INFO] crate coalescing_buffer 0.0.3 is already in cache [INFO] extracting crate coalescing_buffer 0.0.3 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/coalescing_buffer/0.0.3 [INFO] extracting crate coalescing_buffer 0.0.3 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/coalescing_buffer/0.0.3 [INFO] validating manifest of coalescing_buffer-0.0.3 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of coalescing_buffer-0.0.3 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing coalescing_buffer-0.0.3 [INFO] finished frobbing coalescing_buffer-0.0.3 [INFO] frobbed toml for coalescing_buffer-0.0.3 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/coalescing_buffer/0.0.3/Cargo.toml [INFO] started frobbing coalescing_buffer-0.0.3 [INFO] finished frobbing coalescing_buffer-0.0.3 [INFO] frobbed toml for coalescing_buffer-0.0.3 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/coalescing_buffer/0.0.3/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing coalescing_buffer-0.0.3 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/coalescing_buffer/0.0.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"` [INFO] [stdout] a694ac6b5915b214950d14ac8bdc53e019abc7d41fbc012b5fffd8481e111310 [INFO] running `"docker" "start" "-a" "a694ac6b5915b214950d14ac8bdc53e019abc7d41fbc012b5fffd8481e111310"` [INFO] [stderr] Compiling coalescing_buffer v0.0.3 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.61s [INFO] running `"docker" "inspect" "a694ac6b5915b214950d14ac8bdc53e019abc7d41fbc012b5fffd8481e111310"` [INFO] running `"docker" "rm" "-f" "a694ac6b5915b214950d14ac8bdc53e019abc7d41fbc012b5fffd8481e111310"` [INFO] [stdout] a694ac6b5915b214950d14ac8bdc53e019abc7d41fbc012b5fffd8481e111310 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/coalescing_buffer/0.0.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 375685ec847480558c6db2a34b083ee5bdfacf23be0d55f0ebb4d994b357cd8e [INFO] running `"docker" "start" "-a" "375685ec847480558c6db2a34b083ee5bdfacf23be0d55f0ebb4d994b357cd8e"` [INFO] [stderr] Compiling coalescing_buffer v0.0.3 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.27s [INFO] running `"docker" "inspect" "375685ec847480558c6db2a34b083ee5bdfacf23be0d55f0ebb4d994b357cd8e"` [INFO] running `"docker" "rm" "-f" "375685ec847480558c6db2a34b083ee5bdfacf23be0d55f0ebb4d994b357cd8e"` [INFO] [stdout] 375685ec847480558c6db2a34b083ee5bdfacf23be0d55f0ebb4d994b357cd8e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/coalescing_buffer/0.0.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"` [INFO] [stdout] 8bce54b8076bfe4f5b4f810758db32a7b90b037498be61b55faf974dfe3e2ac8 [INFO] running `"docker" "start" "-a" "8bce54b8076bfe4f5b4f810758db32a7b90b037498be61b55faf974dfe3e2ac8"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/coalescing_buffer-2f1ef17e5b165868 [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_accept_existing_keys_when_full ... ok [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_return_all_items_without_request_limit ... ok [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_reject_new_keys_when_full ... ok [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_not_update_values_without_keys ... ok [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_return_only_the_maximum_number_of_requested_items ... ok [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_not_update_values_if_read_occurs_between_values ... ok [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_count_rejections ... ok [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_return_single_value ... ok [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_return_two_values_with_different_keys ... ok [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_correctly_increase_the_capacity_to_the_next_higher_power_of_two ... ok [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_use_object_equality_to_compare_keys ... ok [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_update_values_with_equal_keys_and_preserve_ordering ... ok [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_update_values_with_equal_keys ... ok [INFO] [stdout] test ring::spsc_coalescing_ring_buffer::tests::should_correctly_report_size ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/coalescing_buffer_main-b4b4faca3466350e [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] Doc-tests coalescing_buffer [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - ring (line 52) ... FAILED [INFO] [stdout] test src/lib.rs - simple (line 4) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - ring (line 52) stdout ---- [INFO] [stdout] thread 'src/lib.rs - ring (line 52)' panicked at 'test executable failed: [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ', src/librustdoc/test.rs:389:17 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7f3e7d39b1e3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x7f3e7d3939cb - std[698b411d1b74fcff]::sys_common::backtrace::_print [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stdout] 2: 0x7f3e7d3973f6 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1} [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 3: 0x7f3e7d3970f7 - std[698b411d1b74fcff]::panicking::default_hook [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 4: 0x7f3e7f3f69ef - rustc[8198c0d23dc1abcc]::util::common::panic_hook [INFO] [stdout] 5: 0x7f3e7d397bcd - std[698b411d1b74fcff]::panicking::rust_panic_with_hook [INFO] [stdout] at src/libstd/panicking.rs:482 [INFO] [stdout] 6: 0x7f3e7d397681 - std[698b411d1b74fcff]::panicking::continue_panic_fmt [INFO] [stdout] at src/libstd/panicking.rs:385 [INFO] [stdout] 7: 0x7f3e7d3975ce - std[698b411d1b74fcff]::panicking::begin_panic_fmt [INFO] [stdout] at src/libstd/panicking.rs:340 [INFO] [stdout] 8: 0x5572254ad8fc - rustdoc[88d74997c65aea9c]::test::run_test [INFO] [stdout] at src/librustdoc/test.rs:389 [INFO] [stdout] 9: 0x55722538d4e7 - >::set::::add_test::{closure#0}::{closure#0}::{closure#0}, ()>::{closure#0}, ()> [INFO] [stdout] at src/librustdoc/test.rs:754 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libsyntax/lib.rs:112 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] 10: 0x55722540f961 - syntax[55b360ca1c87f545]::with_globals::<::add_test::{closure#0}::{closure#0}::{closure#0}, ()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libsyntax/lib.rs:111 [INFO] [stdout] 11: 0x55722522a508 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<::add_test::{closure#0}::{closure#0}, ()> [INFO] [stdout] at src/librustdoc/test.rs:751 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135 [INFO] [stdout] 12: 0x5572251e0573 - std[698b411d1b74fcff]::panicking::try::do_call::::spawn_unchecked<::add_test::{closure#0}::{closure#0}, ()>::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297 [INFO] [stdout] 13: 0x7f3e7d3a9029 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 14: 0x55722525a957 - <::spawn_unchecked<::add_test::{closure#0}::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734 [INFO] [stdout] 15: 0x7f3e7d3a7dbd - ::new::thread_start [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744 [INFO] [stdout] at src/libstd/sys_common/thread.rs:14 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:81 [INFO] [stdout] 16: 0x7f3e7cf19493 - start_thread [INFO] [stdout] 17: 0x7f3e7ca44ace - __clone [INFO] [stdout] 18: 0x0 - [INFO] [stdout] query stack during panic: [INFO] [stdout] end of query stack [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - ring (line 52) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "8bce54b8076bfe4f5b4f810758db32a7b90b037498be61b55faf974dfe3e2ac8"` [INFO] running `"docker" "rm" "-f" "8bce54b8076bfe4f5b4f810758db32a7b90b037498be61b55faf974dfe3e2ac8"` [INFO] [stdout] 8bce54b8076bfe4f5b4f810758db32a7b90b037498be61b55faf974dfe3e2ac8