[INFO] fetching crate io-result-optional 0.1.2... [INFO] testing io-result-optional-0.1.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate io-result-optional 0.1.2 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate io-result-optional 0.1.2 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate io-result-optional 0.1.2 [INFO] finished tweaking crates.io crate io-result-optional 0.1.2 [INFO] tweaked toml for crates.io crate io-result-optional 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bf9a35e02e4037fc43ec49ad3a3335bc5e5bfd3ed62f532c37ced255b4c2cb7c [INFO] running `Command { std: "docker" "start" "-a" "bf9a35e02e4037fc43ec49ad3a3335bc5e5bfd3ed62f532c37ced255b4c2cb7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf9a35e02e4037fc43ec49ad3a3335bc5e5bfd3ed62f532c37ced255b4c2cb7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf9a35e02e4037fc43ec49ad3a3335bc5e5bfd3ed62f532c37ced255b4c2cb7c", kill_on_drop: false }` [INFO] [stdout] bf9a35e02e4037fc43ec49ad3a3335bc5e5bfd3ed62f532c37ced255b4c2cb7c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2c55b00e03948b3e7529d115b2d0a277b700dac6d01205147c5024978f3a27d4 [INFO] running `Command { std: "docker" "start" "-a" "2c55b00e03948b3e7529d115b2d0a277b700dac6d01205147c5024978f3a27d4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling io-result-optional v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "2c55b00e03948b3e7529d115b2d0a277b700dac6d01205147c5024978f3a27d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c55b00e03948b3e7529d115b2d0a277b700dac6d01205147c5024978f3a27d4", kill_on_drop: false }` [INFO] [stdout] 2c55b00e03948b3e7529d115b2d0a277b700dac6d01205147c5024978f3a27d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ee7696080d2c670e01f025b2c1d09e14284d7e515f01cbb090671019911a2c74 [INFO] running `Command { std: "docker" "start" "-a" "ee7696080d2c670e01f025b2c1d09e14284d7e515f01cbb090671019911a2c74", kill_on_drop: false }` [INFO] [stderr] Compiling io-result-optional v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "ee7696080d2c670e01f025b2c1d09e14284d7e515f01cbb090671019911a2c74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee7696080d2c670e01f025b2c1d09e14284d7e515f01cbb090671019911a2c74", kill_on_drop: false }` [INFO] [stdout] ee7696080d2c670e01f025b2c1d09e14284d7e515f01cbb090671019911a2c74 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4484f0f2a8459338f1589da824fbbb23cafb82cf1d10a0cc192acdc4dd4daecf [INFO] running `Command { std: "docker" "start" "-a" "4484f0f2a8459338f1589da824fbbb23cafb82cf1d10a0cc192acdc4dd4daecf", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/io_result_optional-9a3f07463bfaa606) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::existing_some ... ok [INFO] [stdout] test tests::non_existing_none ... ok [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stdout] test tests::other_is_error ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::other_is_error stdout ---- [INFO] [stdout] thread 'tests::other_is_error' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `"Err(Custom { kind: TimedOut, error: \"too slow\" })"`, [INFO] [stdout] right: `"Err(Custom { kind: TimedOut, error: StringError(\"too slow\") })"`', src/lib.rs:110:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5590a7de70fc - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x5590a7de70fc - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5590a7de70fc - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5590a7de70fc - ::fmt::hf439e5ed84c74abd [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x5590a7e09e2c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x5590a7de2f65 - std::io::Write::write_fmt::h54337adeb3504c03 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x5590a7de8b50 - std::sys_common::backtrace::_print::hb29ddd998d02631c [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x5590a7de8b50 - std::sys_common::backtrace::print::h81965e3d7c90fbb6 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x5590a7de8b50 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x5590a7de8736 - std::panicking::default_hook::h1bf8bb4159936bca [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x5590a7de9204 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x5590a7de8ce0 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x5590a7de75b4 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x5590a7de8c49 - rust_begin_unwind [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x5590a7d8b861 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panicking.rs:106:14 [INFO] [stdout] 15: 0x5590a7e089d8 - core::panicking::assert_failed_inner::hc71171cfb6f4bc69 [INFO] [stdout] 16: 0x5590a7d901ee - core::panicking::assert_failed::h0208f130b5d12011 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panicking.rs:144:5 [INFO] [stdout] 17: 0x5590a7d8e57f - io_result_optional::tests::other_is_error::h568b502d1bb6de01 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:110:9 [INFO] [stdout] 18: 0x5590a7d8e31a - io_result_optional::tests::other_is_error::{{closure}}::hddf659190391d4df [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:108:5 [INFO] [stdout] 19: 0x5590a7d8d2ae - core::ops::function::FnOnce::call_once::hadcac19256c7564f [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x5590a7dc4b73 - core::ops::function::FnOnce::call_once::h24a32b9da1a40fdb [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x5590a7dc4b73 - test::__rust_begin_short_backtrace::h3c3a0492fb4a12eb [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:585:5 [INFO] [stdout] 22: 0x5590a7dc3787 - as core::ops::function::FnOnce>::call_once::h9a8e38435f73d5e0 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 23: 0x5590a7dc3787 - as core::ops::function::FnOnce<()>>::call_once::hb23d7496a0e6d1b4 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x5590a7dc3787 - std::panicking::try::do_call::ha2bb9825b32d2cc2 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40 [INFO] [stdout] 25: 0x5590a7dc3787 - std::panicking::try::hdc38a574bbebc53e [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19 [INFO] [stdout] 26: 0x5590a7dc3787 - std::panic::catch_unwind::hc45ed246595c621c [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14 [INFO] [stdout] 27: 0x5590a7dc3787 - test::run_test_in_process::h4249138faaea8d54 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:608:18 [INFO] [stdout] 28: 0x5590a7dc3787 - test::run_test::run_test_inner::{{closure}}::h3c1b37669f6e9fd7 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:500:39 [INFO] [stdout] 29: 0x5590a7d90a2e - test::run_test::run_test_inner::{{closure}}::h388760469edd5c24 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:527:37 [INFO] [stdout] 30: 0x5590a7d90a2e - std::sys_common::backtrace::__rust_begin_short_backtrace::hbbaecdcfad18643e [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stdout] 31: 0x5590a7d95788 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h09cd3ca65896da91 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:484:17 [INFO] [stdout] 32: 0x5590a7d95788 - as core::ops::function::FnOnce<()>>::call_once::hc52dbb4f9088d18b [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x5590a7d95788 - std::panicking::try::do_call::h4485cfee22b11c08 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40 [INFO] [stdout] 34: 0x5590a7d95788 - std::panicking::try::hb62aa8549e20c08b [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19 [INFO] [stdout] 35: 0x5590a7d95788 - std::panic::catch_unwind::ha322c7a5bc666762 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14 [INFO] [stdout] 36: 0x5590a7d95788 - std::thread::Builder::spawn_unchecked::{{closure}}::h1076fc1398603b77 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:483:30 [INFO] [stdout] 37: 0x5590a7d95788 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h911e510344167353 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x5590a7dedc93 - as core::ops::function::FnOnce>::call_once::h771719d52c343434 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 39: 0x5590a7dedc93 - as core::ops::function::FnOnce>::call_once::hf441746dfa4b0f57 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 40: 0x5590a7dedc93 - std::sys::unix::thread::Thread::new::thread_start::hfd168f9d312b29ca [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stdout] 41: 0x7fbcb75b7609 - start_thread [INFO] [stdout] 42: 0x7fbcb7389293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::other_is_error [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4484f0f2a8459338f1589da824fbbb23cafb82cf1d10a0cc192acdc4dd4daecf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4484f0f2a8459338f1589da824fbbb23cafb82cf1d10a0cc192acdc4dd4daecf", kill_on_drop: false }` [INFO] [stdout] 4484f0f2a8459338f1589da824fbbb23cafb82cf1d10a0cc192acdc4dd4daecf