[INFO] fetching crate dove 0.2.0... [INFO] building dove-0.2.0 against try#2cd6942e35a7765b6869d3a149ca54f2598b77ad for pr-93180 [INFO] extracting crate dove 0.2.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate dove 0.2.0 on toolchain 2cd6942e35a7765b6869d3a149ca54f2598b77ad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dove 0.2.0 [INFO] finished tweaking crates.io crate dove 0.2.0 [INFO] tweaked toml for crates.io crate dove 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate dove 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded testcontainers v0.12.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8a924b620e8828e16ef59e48ceffbd08054ad9b767d9ad49c48f9399b8eb349a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8a924b620e8828e16ef59e48ceffbd08054ad9b767d9ad49c48f9399b8eb349a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a924b620e8828e16ef59e48ceffbd08054ad9b767d9ad49c48f9399b8eb349a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a924b620e8828e16ef59e48ceffbd08054ad9b767d9ad49c48f9399b8eb349a", kill_on_drop: false }` [INFO] [stdout] 8a924b620e8828e16ef59e48ceffbd08054ad9b767d9ad49c48f9399b8eb349a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dae279edbd98e20157261f033bd0773ede1a1026aed1798814b9e00d10c17172 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "dae279edbd98e20157261f033bd0773ede1a1026aed1798814b9e00d10c17172", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling cache-padded v1.1.1 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling mio v0.7.13 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Compiling derive_more v0.99.16 [INFO] [stderr] Compiling thiserror v1.0.29 [INFO] [stderr] Compiling dove v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::::new`: use `IntoIterator::into_iter` instead [INFO] [stdout] --> src/types.rs:240:35 [INFO] [stdout] | [INFO] [stdout] 240 | std::array::IntoIter::new(array) [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `supported_mechanisms` [INFO] [stdout] --> src/sasl.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | supported_mechanisms: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `SaslServer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/sasl.rs:33:10 [INFO] [stdout] | [INFO] [stdout] 33 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `max_frame_size` [INFO] [stdout] --> src/transport.rs:206:5 [INFO] [stdout] | [INFO] [stdout] 206 | max_frame_size: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Transport` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/transport.rs:201:10 [INFO] [stdout] | [INFO] [stdout] 201 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at 'Box', /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/compiler/rustc_errors/src/lib.rs:1103:9 [INFO] [stdout] error: internal compiler error: compiler/rustc_mir_transform/src/generator.rs:766:13: Broken MIR: generator contains type framing::Attach in MIR, but typeck only knows about {ResumeTy, &SessionDriver, &str, LinkOptions, LinkRole, String, Arc, LinkDriver, &Channel, Channel, impl std::future::Future>, ()} and [&driver::SessionDriver, &str, impl Into] [INFO] [stdout] --> src/driver.rs:493:44 [INFO] [stdout] | [INFO] [stdout] 493 | ) -> Result<(String, Arc)> { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 494 | | let options = options.into(); [INFO] [stdout] 495 | | let role = options.role(); [INFO] [stdout] 496 | | let link_name = format!("dove-{}-{}", Uuid::new_v4().to_string(), role.as_str()); [INFO] [stdout] ... | [INFO] [stdout] 605 | | } [INFO] [stdout] 606 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f684494e67c - std::backtrace_rs::backtrace::libunwind::trace::hab3bb7239730ce1e [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x7f684494e67c - std::backtrace_rs::backtrace::trace_unsynchronized::h7c00739330269721 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x7f684494e67c - std::sys_common::backtrace::_print_fmt::hc7fce0f2bad6b4e5 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x7f684494e67c - ::fmt::h6b1f9c749ca5dfce [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x7f68449af85c - core::fmt::write::h14b56021008c8193 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/core/src/fmt/mod.rs:1168:17 [INFO] [stderr] 5: 0x7f684493dc23 - std::io::Write::write_fmt::h00903ac5c84da4ab [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/io/mod.rs:1653:15 [INFO] [stderr] 6: 0x7f6844952aa2 - std::sys_common::backtrace::_print::h520cdd5f2e9c382b [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x7f6844952aa2 - std::sys_common::backtrace::print::hc31c18dd3d9e99d7 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x7f6844952aa2 - std::panicking::default_hook::{{closure}}::h2b4911050a1d8d19 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/panicking.rs:290:50 [INFO] [stderr] 9: 0x7f6844952685 - std::panicking::default_hook::hd9ee213c07ceee82 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/panicking.rs:307:9 [INFO] [stderr] 10: 0x7f684512ff91 - rustc_driver[574060610cdb6686]::DEFAULT_HOOK::{closure#0}::{closure#0} [INFO] [stderr] 11: 0x7f6835ed13a3 - as core::ops::function::Fn>::call::h96c8ee8e347391c2 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/alloc/src/boxed.rs:1868:9 [INFO] [stderr] 12: 0x7f6835ed3afc - proc_macro::bridge::client::::enter::{{closure}}::{{closure}}::h6e54fef841227a64 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/proc_macro/src/bridge/client.rs:319:21 [INFO] [stderr] 13: 0x7f6835ef04c0 - std::panicking::update_hook::{{closure}}::h8ec8a1132ad47f1c [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/panicking.rs:257:41 [INFO] [stderr] 14: 0x7f68449532bb - std::panicking::rust_panic_with_hook::hf221ce82965f4abb [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/panicking.rs:695:17 [INFO] [stderr] 15: 0x7f68453a61d1 - std[8ff7d40267274bc7]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 16: 0x7f68453a5d76 - std[8ff7d40267274bc7]::sys_common::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 17: 0x7f684530c3ff - std[8ff7d40267274bc7]::panicking::begin_panic:: [INFO] [stderr] 18: 0x7f6845386f5d - std[8ff7d40267274bc7]::panic::panic_any:: [INFO] [stderr] 19: 0x7f68453838c8 - ::span_bug:: [INFO] [stderr] 20: 0x7f6845383680 - ::span_bug:: [INFO] [stderr] 21: 0x7f68452e90f8 - rustc_middle[8a77eead77a7de65]::ty::context::tls::with_opt::::{closure#0}, ()> [INFO] [stderr] 22: 0x7f68452e91b0 - rustc_middle[8a77eead77a7de65]::util::bug::opt_span_bug_fmt:: [INFO] [stderr] 23: 0x7f68452e917c - rustc_middle[8a77eead77a7de65]::util::bug::span_bug_fmt:: [INFO] [stderr] 24: 0x7f68471479d3 - ::run_pass [INFO] [stderr] 25: 0x7f684647a50f - rustc_mir_transform[e8bf563d71c3358c]::pass_manager::run_passes [INFO] [stderr] 26: 0x7f684643b4e1 - rustc_mir_transform[e8bf563d71c3358c]::optimized_mir [INFO] [stderr] 27: 0x7f68469f2eb2 - rustc_query_system[ae4364215f97c5f4]::query::plumbing::try_execute_query::> [INFO] [stderr] 28: 0x7f6846a3e247 - ::optimized_mir [INFO] [stderr] 29: 0x7f6846afb068 - ::encode_crate_root [INFO] [stderr] 30: 0x7f68475cf32f - rustc_metadata[fc8776039bfe24ae]::rmeta::encoder::encode_metadata_impl [INFO] [stderr] 31: 0x7f68475f5971 - rustc_data_structures[bb4cd459dd765b6f]::sync::join:: [INFO] [stderr] 32: 0x7f68475ceb43 - rustc_metadata[fc8776039bfe24ae]::rmeta::encoder::encode_metadata [INFO] [stderr] 33: 0x7f6846fa2fb0 - ::ongoing_codegen [INFO] [stderr] 34: 0x7f6846f7e7dd - ::enter::, rustc_errors[a0b4bf6c95948d12]::ErrorReported>> [INFO] [stderr] 35: 0x7f6846f7fdb6 - rustc_span[7ad56b2a1dc47726]::with_source_map::, rustc_interface[925b183bd10502e3]::interface::create_compiler_and_run, rustc_driver[574060610cdb6686]::run_compiler::{closure#1}>::{closure#1}> [INFO] [stderr] 36: 0x7f6846f7db5e - rustc_interface[925b183bd10502e3]::interface::create_compiler_and_run::, rustc_driver[574060610cdb6686]::run_compiler::{closure#1}> [INFO] [stderr] 37: 0x7f6846f61d5b - >::set::, rustc_driver[574060610cdb6686]::run_compiler::{closure#1}>::{closure#0}, core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>>::{closure#0}::{closure#0}, core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>> [INFO] [stderr] 38: 0x7f6846f61b35 - std[8ff7d40267274bc7]::sys_common::backtrace::__rust_begin_short_backtrace::, rustc_driver[574060610cdb6686]::run_compiler::{closure#1}>::{closure#0}, core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>>::{closure#0}, core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>> [INFO] [stderr] 39: 0x7f6846f606e9 - <::spawn_unchecked_, rustc_driver[574060610cdb6686]::run_compiler::{closure#1}>::{closure#0}, core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>>::{closure#0}, core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>>::{closure#1} as core[25abe57cfe4190a5]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 40: 0x7f684495ee63 - as core::ops::function::FnOnce>::call_once::h37fad153086c8632 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/alloc/src/boxed.rs:1854:9 [INFO] [stderr] 41: 0x7f684495ee63 - as core::ops::function::FnOnce>::call_once::h63ac285b00349412 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/alloc/src/boxed.rs:1854:9 [INFO] [stderr] 42: 0x7f684495ee63 - std::sys::unix::thread::Thread::new::thread_start::ha85c370649f33522 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stderr] 43: 0x7f6844870609 - start_thread [INFO] [stderr] 44: 0x7f684478a293 - clone [INFO] [stderr] 45: 0x0 - [INFO] [stderr] [INFO] [stderr] note: the compiler unexpectedly panicked. this is a bug. [INFO] [stderr] [INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md [INFO] [stderr] [INFO] [stderr] note: rustc 1.60.0-nightly (2cd6942e3 2022-01-26) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C embed-bitcode=no -C debuginfo=2 --crate-type lib [INFO] [stderr] [INFO] [stderr] note: some of the compiler flags provided by cargo are hidden [INFO] [stderr] [INFO] [stderr] query stack during panic: [INFO] [stderr] #0 [optimized_mir] optimizing MIR for `driver::::new_link::{closure#0}` [INFO] [stderr] end of query stack [INFO] [stdout] error: aborting due to previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dove` due to previous error; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "dae279edbd98e20157261f033bd0773ede1a1026aed1798814b9e00d10c17172", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dae279edbd98e20157261f033bd0773ede1a1026aed1798814b9e00d10c17172", kill_on_drop: false }` [INFO] [stdout] dae279edbd98e20157261f033bd0773ede1a1026aed1798814b9e00d10c17172