[INFO] crate io-context 0.2.0 is already in cache [INFO] extracting crate io-context 0.2.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/io-context/0.2.0 [INFO] extracting crate io-context 0.2.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/io-context/0.2.0 [INFO] validating manifest of io-context-0.2.0 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of io-context-0.2.0 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing io-context-0.2.0 [INFO] finished frobbing io-context-0.2.0 [INFO] frobbed toml for io-context-0.2.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/io-context/0.2.0/Cargo.toml [INFO] started frobbing io-context-0.2.0 [INFO] finished frobbing io-context-0.2.0 [INFO] frobbed toml for io-context-0.2.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/io-context/0.2.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing io-context-0.2.0 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/io-context/0.2.0:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] f41e7c22676095e0f858d3d181725f0d043975f2e27a01f7652c83145da5f455 [INFO] running `"docker" "start" "-a" "f41e7c22676095e0f858d3d181725f0d043975f2e27a01f7652c83145da5f455"` [INFO] [stderr] Compiling io-context v0.2.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:324:46 [INFO] [stderr] | [INFO] [stderr] 324 | values: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync` [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/lib.rs:554:29 [INFO] [stderr] | [INFO] [stderr] 554 | let value: &Any = &**value; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `"docker" "inspect" "f41e7c22676095e0f858d3d181725f0d043975f2e27a01f7652c83145da5f455"` [INFO] running `"docker" "rm" "-f" "f41e7c22676095e0f858d3d181725f0d043975f2e27a01f7652c83145da5f455"` [INFO] [stdout] f41e7c22676095e0f858d3d181725f0d043975f2e27a01f7652c83145da5f455 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/io-context/0.2.0:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 0d1f26038a65135affb5c688202e584ccc9a797e0ddf4f935ba52300292e049b [INFO] running `"docker" "start" "-a" "0d1f26038a65135affb5c688202e584ccc9a797e0ddf4f935ba52300292e049b"` [INFO] [stderr] Compiling io-context v0.2.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:324:46 [INFO] [stderr] | [INFO] [stderr] 324 | values: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync` [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/lib.rs:554:29 [INFO] [stderr] | [INFO] [stderr] 554 | let value: &Any = &**value; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.53s [INFO] running `"docker" "inspect" "0d1f26038a65135affb5c688202e584ccc9a797e0ddf4f935ba52300292e049b"` [INFO] running `"docker" "rm" "-f" "0d1f26038a65135affb5c688202e584ccc9a797e0ddf4f935ba52300292e049b"` [INFO] [stdout] 0d1f26038a65135affb5c688202e584ccc9a797e0ddf4f935ba52300292e049b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/io-context/0.2.0:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] c934df0539b91dd4895adbbea41109ab717f216db15bf71a68be0fb1f220b03b [INFO] running `"docker" "start" "-a" "c934df0539b91dd4895adbbea41109ab717f216db15bf71a68be0fb1f220b03b"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running /opt/crater/target/debug/deps/io_context-d5fc6448df7763a2 [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/crater/target/debug/deps/future_tests-5d49906ac81c29aa [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/test-efe941ab77537ed5 [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] [stdout] [INFO] [stdout] running 21 tests [INFO] [stdout] test adding_complex_values_to_the_context ... ok [INFO] [stdout] test adding_values_should_overwrite_the_old_one ... ok [INFO] [stdout] test adding_values_should_not_overwrite_parent_context_values ... ok [INFO] [stdout] test canceling_child_should_not_affect_parent ... ok [INFO] [stdout] test canceling_child_should_affect_not_sibling ... ok [INFO] [stdout] test canceling_child_should_not_affect_parent_add_cancel_signal ... ok [INFO] [stdout] test adding_simple_values_to_the_context ... ok [INFO] [stdout] test canceling_context ... ok [INFO] [stdout] test canceling_context_twice_does_nothing ... ok [INFO] [stdout] test canceling_parent_should_affect_child ... ok [INFO] [stdout] test canceling_parent_should_affect_child_add_cancel_signal ... ok [INFO] [stdout] test creating_a_long_family_line_should_work ... ok [INFO] [stdout] test creating_alot_of_children_from_a_single_parent_should_work ... ok [INFO] [stdout] test done_reason ... ok [INFO] [stdout] test retrieving_values_from_parent_context ... ok [INFO] [stdout] test retrieving_a_value_with_an_incorrect_type_should_not_work ... ok [INFO] [stdout] test concurrent_usage ... ok [INFO] [stdout] test adding_a_deadline_to_the_context ... ok [INFO] [stdout] test adding_a_ealier_deadline_should_overwrite ... ok [INFO] [stdout] test adding_a_later_deadline_should_not_overwrite ... ok [INFO] [stdout] test assertions ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- assertions stdout ---- [INFO] [stdout] thread 'assertions' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `96`, [INFO] [stdout] right: `80`', tests/test.rs:19:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f77513352b - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55f77513352b - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55f77513352b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55f77513352b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55f77513352b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55f77513319a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55f775133ca0 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55f775133822 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55f77513376f - std::panicking::begin_panic_fmt::he65a2e8ff19d8ae0 [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x55f7750c1e0c - test::assert_size::h8c05e458f77543e0 [INFO] [stdout] at tests/test.rs:19 [INFO] [stdout] 10: 0x55f7750c1e74 - test::assertions::haf5846a0465814ba [INFO] [stdout] at tests/test.rs:36 [INFO] [stdout] 11: 0x55f7750c1e1a - test::assertions::{{closure}}::h94587d31b1893e34 [INFO] [stdout] at tests/test.rs:23 [INFO] [stdout] 12: 0x55f7750dc25e - core::ops::function::FnOnce::call_once::h56bf586e37f2ca53 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 13: 0x55f7750ec12f - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 14: 0x55f7751362aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 15: 0x55f775106728 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 16: 0x55f775106728 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 17: 0x55f775106728 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 18: 0x55f7750e15a5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 19: 0x55f7750e5725 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 20: 0x55f7750e5725 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 21: 0x55f7750e5725 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 22: 0x55f7751362aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 23: 0x55f7750e5d62 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 24: 0x55f7750e5d62 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x55f7750e5d62 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 26: 0x55f7750e5d62 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 27: 0x55f77512914f - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x55f775135970 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 29: 0x55f775135970 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 30: 0x55f775135970 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 31: 0x7f2b217e14a4 - start_thread [INFO] [stdout] 32: 0x7f2b2130cd0f - __clone [INFO] [stdout] 33: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] assertions [INFO] [stdout] [INFO] [stdout] test result: FAILED. 20 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test test' [INFO] running `"docker" "inspect" "c934df0539b91dd4895adbbea41109ab717f216db15bf71a68be0fb1f220b03b"` [INFO] running `"docker" "rm" "-f" "c934df0539b91dd4895adbbea41109ab717f216db15bf71a68be0fb1f220b03b"` [INFO] [stdout] c934df0539b91dd4895adbbea41109ab717f216db15bf71a68be0fb1f220b03b