[INFO] fetching crate cxp 0.1.1... [INFO] testing cxp-0.1.1 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759 [INFO] extracting crate cxp 0.1.1 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate cxp 0.1.1 [INFO] finished tweaking crates.io crate cxp 0.1.1 [INFO] tweaked toml for crates.io crate cxp 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cxp 0.1.1 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate cxp 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 147ee200a41ab7c93724909ff3c80a37fab9a38b4b420fd79b592e53f73956a5 [INFO] running `Command { std: "docker" "start" "-a" "147ee200a41ab7c93724909ff3c80a37fab9a38b4b420fd79b592e53f73956a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "147ee200a41ab7c93724909ff3c80a37fab9a38b4b420fd79b592e53f73956a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "147ee200a41ab7c93724909ff3c80a37fab9a38b4b420fd79b592e53f73956a5", kill_on_drop: false }` [INFO] [stdout] 147ee200a41ab7c93724909ff3c80a37fab9a38b4b420fd79b592e53f73956a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b92e33f86a7ba10a0c44cb81710df1ce234f23f39a8d1230ce6650caf5a26d2b [INFO] running `Command { std: "docker" "start" "-a" "b92e33f86a7ba10a0c44cb81710df1ce234f23f39a8d1230ce6650caf5a26d2b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.135 [INFO] [stderr] Compiling dirs-sys v0.3.7 [INFO] [stderr] Compiling dirs v4.0.0 [INFO] [stderr] Compiling cxp v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.71s [INFO] running `Command { std: "docker" "inspect" "b92e33f86a7ba10a0c44cb81710df1ce234f23f39a8d1230ce6650caf5a26d2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b92e33f86a7ba10a0c44cb81710df1ce234f23f39a8d1230ce6650caf5a26d2b", kill_on_drop: false }` [INFO] [stdout] b92e33f86a7ba10a0c44cb81710df1ce234f23f39a8d1230ce6650caf5a26d2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f53a4bf1b45ccec5e5d7b19b63aee859ae1d865217d5ee0e3ef708cbb7c14fa [INFO] running `Command { std: "docker" "start" "-a" "8f53a4bf1b45ccec5e5d7b19b63aee859ae1d865217d5ee0e3ef708cbb7c14fa", kill_on_drop: false }` [INFO] [stderr] Compiling cxp v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `Command { std: "docker" "inspect" "8f53a4bf1b45ccec5e5d7b19b63aee859ae1d865217d5ee0e3ef708cbb7c14fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f53a4bf1b45ccec5e5d7b19b63aee859ae1d865217d5ee0e3ef708cbb7c14fa", kill_on_drop: false }` [INFO] [stdout] 8f53a4bf1b45ccec5e5d7b19b63aee859ae1d865217d5ee0e3ef708cbb7c14fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f9a1a33116a9f01ddb53b858fd23b130cda981d1ced96bf46ad9e9dadbb7fe26 [INFO] running `Command { std: "docker" "start" "-a" "f9a1a33116a9f01ddb53b858fd23b130cda981d1ced96bf46ad9e9dadbb7fe26", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cxp-fcd2d1092a4d0370) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test::test_copy ... ok [INFO] [stdout] test test::test_cut ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test::test_cut stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'test::test_cut' panicked at src/main.rs:190:9: [INFO] [stdout] assertion failed: buffer.exists() [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56d99801f862 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x56d99801f862 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x56d99801f862 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x56d99801f862 - ::fmt::ha2e7e3a01df69042 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x56d998044ed3 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x56d998044ed3 - core::fmt::write::h7cb8f63788cd01d2 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25 [INFO] [stdout] 6: 0x56d99801c453 - std::io::default_write_fmt::h9ed739ccee8a150c [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x56d99801c453 - std::io::Write::write_fmt::h1c0a32da913b32f1 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x56d99801f6b2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x56d99802106c - std::panicking::default_hook::{{closure}}::h29548987efd832cb [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27 [INFO] [stdout] 10: 0x56d998020ec2 - std::panicking::default_hook::ha25170a15c643514 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9 [INFO] [stdout] 11: 0x56d997fe7e64 - as core::ops::function::Fn>::call::h562adeecbf43c420 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 12: 0x56d997fe7e64 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x56d998021a4b - as core::ops::function::Fn>::call::h7e85cbdbda26fdb7 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 14: 0x56d998021a4b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13 [INFO] [stdout] 15: 0x56d9980217e6 - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:699:13 [INFO] [stdout] 16: 0x56d99801fd59 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18 [INFO] [stdout] 17: 0x56d9980214ad - __rustc[beb0385846a06d21]::rust_begin_unwind [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5 [INFO] [stdout] 18: 0x56d998043a50 - core::panicking::panic_fmt::ha33fa2ae772efba9 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x56d998043abc - core::panicking::panic::hd2a569f4f37f7e10 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:145:5 [INFO] [stdout] 20: 0x56d997fae77e - cxp::test::test_cut::haca9dd028039dc67 [INFO] [stdout] 21: 0x56d997facba9 - cxp::test::test_cut::{{closure}}::h5d43e83ea4c84cfa [INFO] [stdout] at /opt/rustwide/workdir/src/main.rs:175:18 [INFO] [stdout] 22: 0x56d997facba9 - core::ops::function::FnOnce::call_once::h3107e6e0336f52e4 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x56d997fed59b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x56d997fed59b - test::__rust_begin_short_backtrace::h5724e31441c16fcb [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18 [INFO] [stdout] 25: 0x56d997fec7de - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74 [INFO] [stdout] 26: 0x56d997fec7de - as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 27: 0x56d997fec7de - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40 [INFO] [stdout] 28: 0x56d997fec7de - std::panicking::catch_unwind::h9477967ceea044e8 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19 [INFO] [stdout] 29: 0x56d997fec7de - std::panic::catch_unwind::h616a2e249da12e16 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14 [INFO] [stdout] 30: 0x56d997fec7de - test::run_test_in_process::h2758deb0f2e54430 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27 [INFO] [stdout] 31: 0x56d997fec7de - test::run_test::{{closure}}::habe5cd2564b18aaa [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43 [INFO] [stdout] 32: 0x56d997fb0384 - test::run_test::{{closure}}::h9a0a6928f1a15421 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41 [INFO] [stdout] 33: 0x56d997fb0384 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18 [INFO] [stdout] 34: 0x56d997fb3d2a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 35: 0x56d997fb3d2a - as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 36: 0x56d997fb3d2a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40 [INFO] [stdout] 37: 0x56d997fb3d2a - std::panicking::catch_unwind::h0c6f100786c0dad8 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19 [INFO] [stdout] 38: 0x56d997fb3d2a - std::panic::catch_unwind::hf6084e2723385823 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14 [INFO] [stdout] 39: 0x56d997fb3d2a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 40: 0x56d997fb3d2a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 41: 0x56d9980249a7 - as core::ops::function::FnOnce>::call_once::hf31256ba38644b65 [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9 [INFO] [stdout] 42: 0x56d9980249a7 - as core::ops::function::FnOnce>::call_once::h100ad77f3448041b [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9 [INFO] [stdout] 43: 0x56d9980249a7 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b [INFO] [stdout] at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17 [INFO] [stdout] 44: 0x7397c3f7aaa4 - [INFO] [stdout] 45: 0x7397c4007a34 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test::test_cut [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin cxp` [INFO] running `Command { std: "docker" "inspect" "f9a1a33116a9f01ddb53b858fd23b130cda981d1ced96bf46ad9e9dadbb7fe26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9a1a33116a9f01ddb53b858fd23b130cda981d1ced96bf46ad9e9dadbb7fe26", kill_on_drop: false }` [INFO] [stdout] f9a1a33116a9f01ddb53b858fd23b130cda981d1ced96bf46ad9e9dadbb7fe26