[INFO] fetching crate userland-io 0.1.0-alpha.4... [INFO] building userland-io-0.1.0-alpha.4 against try#2cd6942e35a7765b6869d3a149ca54f2598b77ad for pr-93180 [INFO] extracting crate userland-io 0.1.0-alpha.4 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate userland-io 0.1.0-alpha.4 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 userland-io 0.1.0-alpha.4 [INFO] finished tweaking crates.io crate userland-io 0.1.0-alpha.4 [INFO] tweaked toml for crates.io crate userland-io 0.1.0-alpha.4 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 699aa7328578d1f6f59965e9bad9bda712a23a6621f8c8c191bd27487d947830 [INFO] running `Command { std: "docker" "start" "-a" "699aa7328578d1f6f59965e9bad9bda712a23a6621f8c8c191bd27487d947830", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "699aa7328578d1f6f59965e9bad9bda712a23a6621f8c8c191bd27487d947830", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "699aa7328578d1f6f59965e9bad9bda712a23a6621f8c8c191bd27487d947830", kill_on_drop: false }` [INFO] [stdout] 699aa7328578d1f6f59965e9bad9bda712a23a6621f8c8c191bd27487d947830 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 2d5397925786d0fbd91cd8a14000d130d2f985397e5b5ab4d799ada03d6575da [INFO] running `Command { std: "docker" "start" "-a" "2d5397925786d0fbd91cd8a14000d130d2f985397e5b5ab4d799ada03d6575da", 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] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.116 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling bytes v0.6.0 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling tokio v0.3.7 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling rmp v0.8.10 [INFO] [stderr] Compiling futures-macro v0.3.19 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling async-trait v0.1.52 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Compiling futures-executor v0.3.19 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling futures v0.3.19 [INFO] [stderr] Compiling rmp-serde v0.14.4 [INFO] [stderr] Compiling userland-io v0.1.0-alpha.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant is never used: `NBD_OPT_PEEK_EXPORT` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub const NBD_OPT_PEEK_EXPORT: u32 = 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_REP_INFO` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub const NBD_REP_INFO: u32 = 3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_REP_META_CONTEXT` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | pub const NBD_REP_META_CONTEXT: u32 = 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_REP_ERR_POLICY` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub const NBD_REP_ERR_POLICY: u32 = 2 | NBD_REP_FLAG_ERROR; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_REP_ERR_INVALID` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub const NBD_REP_ERR_INVALID: u32 = 3 | NBD_REP_FLAG_ERROR; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_REP_ERR_PLATFORM` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | pub const NBD_REP_ERR_PLATFORM: u32 = 4 | NBD_REP_FLAG_ERROR; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_REP_ERR_TLS_REQD` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub const NBD_REP_ERR_TLS_REQD: u32 = 5 | NBD_REP_FLAG_ERROR; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_REP_ERR_UNKNOWN` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | pub const NBD_REP_ERR_UNKNOWN: u32 = 6 | NBD_REP_FLAG_ERROR; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_REP_ERR_BLOCK_SIZE_REQD` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | pub const NBD_REP_ERR_BLOCK_SIZE_REQD: u32 = 8 | NBD_REP_FLAG_ERROR; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_INFO_EXPORT` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | pub const NBD_INFO_EXPORT: u16 = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_INFO_NAME` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | pub const NBD_INFO_NAME: u16 = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_INFO_DESCRIPTION` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub const NBD_INFO_DESCRIPTION: u16 = 2; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_INFO_BLOCK_SIZE` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | pub const NBD_INFO_BLOCK_SIZE: u16 = 3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_FLAG_SEND_FUA` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | pub const NBD_FLAG_SEND_FUA: u16 = 1 << 3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_FLAG_SEND_WRITE_ZEROES` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub const NBD_FLAG_SEND_WRITE_ZEROES: u16 = 1 << 6; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_FLAG_CAN_MULTI_CONN` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | pub const NBD_FLAG_CAN_MULTI_CONN: u16 = 1 << 8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_CMD_FLAG_FUA` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | pub const NBD_CMD_FLAG_FUA: u16 = 1 << 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_CMD_FLAG_NO_HOLE` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | pub const NBD_CMD_FLAG_NO_HOLE: u16 = 1 << 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_CMD_FLAG_FLAG_DF` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | pub const NBD_CMD_FLAG_FLAG_DF: u16 = 1 << 2; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_CMD_FLAG_REQ_ONE` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:64:5 [INFO] [stdout] | [INFO] [stdout] 64 | pub const NBD_CMD_FLAG_REQ_ONE: u16 = 1 << 3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_CMD_FLAG_FAST_ZERO` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | pub const NBD_CMD_FLAG_FAST_ZERO: u16 = 1 << 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_CMD_CACHE` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | pub const NBD_CMD_CACHE: u16 = 5; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_CMD_BLOCK_STATUS` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 75 | pub const NBD_CMD_BLOCK_STATUS: u16 = 7; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NBD_CMD_RESIZE` [INFO] [stdout] --> src/transport/nbd/protocol/mod.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | pub const NBD_CMD_RESIZE: u16 = 8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 &mut tokio::io::ReadHalf in MIR, but typeck only knows about {ResumeTy, &mut RequestHandler, RequestHandler, tokio::io::ReadHalf, impl futures::Future>, (), u32, impl futures::Future>, u16, impl futures::Future>, u64, nbd::Context, Vec, tokio::io::util::read_exact::ReadExact>} and [&mut transport::nbd::RequestHandler] [INFO] [stdout] --> src/transport/nbd/mod.rs:34:48 [INFO] [stdout] | [INFO] [stdout] 34 | async fn run_once(&mut self) -> Result<()> { [INFO] [stdout] | ________________________________________________^ [INFO] [stdout] 35 | | let c = &mut self.read_stream; [INFO] [stdout] 36 | | let magic = io::read_u32(c).await?; [INFO] [stdout] 37 | | if magic != 0x25609513 { [INFO] [stdout] ... | [INFO] [stdout] 100 | | Ok(()) [INFO] [stdout] 101 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7fdda959d67c - 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: 0x7fdda959d67c - 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: 0x7fdda959d67c - std::sys_common::backtrace::_print_fmt::hc7fce0f2bad6b4e5 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x7fdda959d67c - ::fmt::h6b1f9c749ca5dfce [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x7fdda95fe85c - core::fmt::write::h14b56021008c8193 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/core/src/fmt/mod.rs:1168:17 [INFO] [stderr] 5: 0x7fdda958cc23 - std::io::Write::write_fmt::h00903ac5c84da4ab [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/io/mod.rs:1653:15 [INFO] [stderr] 6: 0x7fdda95a1aa2 - std::sys_common::backtrace::_print::h520cdd5f2e9c382b [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x7fdda95a1aa2 - std::sys_common::backtrace::print::hc31c18dd3d9e99d7 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x7fdda95a1aa2 - std::panicking::default_hook::{{closure}}::h2b4911050a1d8d19 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/panicking.rs:290:50 [INFO] [stderr] 9: 0x7fdda95a1685 - std::panicking::default_hook::hd9ee213c07ceee82 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/panicking.rs:307:9 [INFO] [stderr] 10: 0x7fdda9d7ef91 - rustc_driver[574060610cdb6686]::DEFAULT_HOOK::{closure#0}::{closure#0} [INFO] [stderr] 11: 0x7fdd99a2c593 - as core::ops::function::Fn>::call::heaa4bd05f4b5c180 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/alloc/src/boxed.rs:1868:9 [INFO] [stderr] 12: 0x7fdd99a6debc - proc_macro::bridge::client::::enter::{{closure}}::{{closure}}::he6a20211544f666a [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/proc_macro/src/bridge/client.rs:319:21 [INFO] [stderr] 13: 0x7fdd99ad6040 - std::panicking::update_hook::{{closure}}::h67a01cee80201ee9 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/panicking.rs:257:41 [INFO] [stderr] 14: 0x7fdda95a22bb - std::panicking::rust_panic_with_hook::hf221ce82965f4abb [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/panicking.rs:695:17 [INFO] [stderr] 15: 0x7fdda9ff51d1 - std[8ff7d40267274bc7]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 16: 0x7fdda9ff4d76 - std[8ff7d40267274bc7]::sys_common::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 17: 0x7fdda9f5b3ff - std[8ff7d40267274bc7]::panicking::begin_panic:: [INFO] [stderr] 18: 0x7fdda9fd5f5d - std[8ff7d40267274bc7]::panic::panic_any:: [INFO] [stderr] 19: 0x7fdda9fd28c8 - ::span_bug:: [INFO] [stderr] 20: 0x7fdda9fd2680 - ::span_bug:: [INFO] [stderr] 21: 0x7fdda9f380f8 - rustc_middle[8a77eead77a7de65]::ty::context::tls::with_opt::::{closure#0}, ()> [INFO] [stderr] 22: 0x7fdda9f381b0 - rustc_middle[8a77eead77a7de65]::util::bug::opt_span_bug_fmt:: [INFO] [stderr] 23: 0x7fdda9f3817c - rustc_middle[8a77eead77a7de65]::util::bug::span_bug_fmt:: [INFO] [stderr] 24: 0x7fddabd969d3 - ::run_pass [INFO] [stderr] 25: 0x7fddab0c950f - rustc_mir_transform[e8bf563d71c3358c]::pass_manager::run_passes [INFO] [stderr] 26: 0x7fddab08a4e1 - rustc_mir_transform[e8bf563d71c3358c]::optimized_mir [INFO] [stderr] 27: 0x7fddab641eb2 - rustc_query_system[ae4364215f97c5f4]::query::plumbing::try_execute_query::> [INFO] [stderr] 28: 0x7fddab68d247 - ::optimized_mir [INFO] [stderr] 29: 0x7fddab74a068 - ::encode_crate_root [INFO] [stderr] 30: 0x7fddac21e32f - rustc_metadata[fc8776039bfe24ae]::rmeta::encoder::encode_metadata_impl [INFO] [stderr] 31: 0x7fddac244971 - rustc_data_structures[bb4cd459dd765b6f]::sync::join:: [INFO] [stderr] 32: 0x7fddac21db43 - rustc_metadata[fc8776039bfe24ae]::rmeta::encoder::encode_metadata [INFO] [stderr] 33: 0x7fddabbf1fb0 - ::ongoing_codegen [INFO] [stderr] 34: 0x7fddabbcd7dd - ::enter::, rustc_errors[a0b4bf6c95948d12]::ErrorReported>> [INFO] [stderr] 35: 0x7fddabbcedb6 - 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: 0x7fddabbccb5e - rustc_interface[925b183bd10502e3]::interface::create_compiler_and_run::, rustc_driver[574060610cdb6686]::run_compiler::{closure#1}> [INFO] [stderr] 37: 0x7fddabbb0d5b - >::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: 0x7fddabbb0b35 - 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: 0x7fddabbaf6e9 - <::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: 0x7fdda95ade63 - as core::ops::function::FnOnce>::call_once::h37fad153086c8632 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/alloc/src/boxed.rs:1854:9 [INFO] [stderr] 41: 0x7fdda95ade63 - as core::ops::function::FnOnce>::call_once::h63ac285b00349412 [INFO] [stderr] at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/alloc/src/boxed.rs:1854:9 [INFO] [stderr] 42: 0x7fdda95ade63 - 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: 0x7fdda94bf609 - start_thread [INFO] [stderr] 44: 0x7fdda93d9293 - 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 `transport::nbd::::run_once::{closure#0}` [INFO] [stderr] end of query stack [INFO] [stdout] error: aborting due to previous error; 24 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `userland-io` due to previous error; 24 warnings emitted [INFO] running `Command { std: "docker" "inspect" "2d5397925786d0fbd91cd8a14000d130d2f985397e5b5ab4d799ada03d6575da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d5397925786d0fbd91cd8a14000d130d2f985397e5b5ab4d799ada03d6575da", kill_on_drop: false }` [INFO] [stdout] 2d5397925786d0fbd91cd8a14000d130d2f985397e5b5ab4d799ada03d6575da