[INFO] cloning repository https://github.com/aosp-mirror-neo/toolchain_rustc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aosp-mirror-neo/toolchain_rustc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faosp-mirror-neo%2Ftoolchain_rustc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faosp-mirror-neo%2Ftoolchain_rustc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf5d50735f29daa78c34624cf2b7ccf4a8128297
[INFO] checking aosp-mirror-neo/toolchain_rustc/cf5d50735f29daa78c34624cf2b7ccf4a8128297 against master#55e86c996809902e8bbad512cfb4d2c18be446d9 for pr-153027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faosp-mirror-neo%2Ftoolchain_rustc" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
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[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/aosp-mirror-neo/toolchain_rustc
[INFO] finished tweaking git repo https://github.com/aosp-mirror-neo/toolchain_rustc
[INFO] tweaked toml for git repo https://github.com/aosp-mirror-neo/toolchain_rustc written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aosp-mirror-neo/toolchain_rustc on toolchain 55e86c996809902e8bbad512cfb4d2c18be446d9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+55e86c996809902e8bbad512cfb4d2c18be446d9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aosp-mirror-neo/toolchain_rustc 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" "+55e86c996809902e8bbad512cfb4d2c18be446d9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+55e86c996809902e8bbad512cfb4d2c18be446d9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a75774d79704cb5f67775d8f79b2676e23c2a5db2ed67228a80cc363404f7598
[INFO] running `Command { std: "docker" "start" "-a" "a75774d79704cb5f67775d8f79b2676e23c2a5db2ed67228a80cc363404f7598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a75774d79704cb5f67775d8f79b2676e23c2a5db2ed67228a80cc363404f7598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a75774d79704cb5f67775d8f79b2676e23c2a5db2ed67228a80cc363404f7598", kill_on_drop: false }`
[INFO] [stdout] a75774d79704cb5f67775d8f79b2676e23c2a5db2ed67228a80cc363404f7598
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+55e86c996809902e8bbad512cfb4d2c18be446d9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a773bc6d898b540f002fb8f5405d9e00c270ccffe8a712e33f998be1e825fc86
[INFO] running `Command { std: "docker" "start" "-a" "a773bc6d898b540f002fb8f5405d9e00c270ccffe8a712e33f998be1e825fc86", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling cc v1.1.23
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling rustc_macros v0.0.0 (/opt/rustwide/workdir/compiler/rustc_macros)
[INFO] [stderr]     Checking thin-vec v0.2.13
[INFO] [stderr]     Checking cpufeatures v0.2.14
[INFO] [stderr]     Checking rustc_arena v0.0.0 (/opt/rustwide/workdir/compiler/rustc_arena)
[INFO] [stderr]     Checking elsa v1.7.1
[INFO] [stderr]     Checking ena v0.14.3
[INFO] [stderr]     Checking rustc_graphviz v0.0.0 (/opt/rustwide/workdir/compiler/rustc_graphviz)
[INFO] [stderr]     Checking rustc-stable-hash v0.1.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stdout] error[E0539]: malformed `rustc_macro_transparency` attribute input
[INFO] [stdout]    --> compiler/rustc_arena/src/lib.rs:607:1
[INFO] [stdout]     |
[INFO] [stdout] 607 | #[rustc_macro_transparency = "semitransparent"]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-----------------^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              valid arguments are "transparent", "semiopaque" or "opaque"
[INFO] [stdout]     |
[INFO] [stdout] help: try changing it to one of the following valid forms of the attribute
[INFO] [stdout]     |
[INFO] [stdout] 607 - #[rustc_macro_transparency = "semitransparent"]
[INFO] [stdout] 607 + #[rustc_macro_transparency = "opaque"]
[INFO] [stdout]     |
[INFO] [stdout] 607 - #[rustc_macro_transparency = "semitransparent"]
[INFO] [stdout] 607 + #[rustc_macro_transparency = "semiopaque"]
[INFO] [stdout]     |
[INFO] [stdout] 607 - #[rustc_macro_transparency = "semitransparent"]
[INFO] [stdout] 607 + #[rustc_macro_transparency = "transparent"]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `maybe_uninit_slice` has been stable since 1.93.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> compiler/rustc_arena/src/lib.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | #![feature(maybe_uninit_slice)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `strict_provenance` has been stable since 1.84.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> compiler/rustc_arena/src/lib.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | #![feature(strict_provenance)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `rustc_macros v0.0.0 (/opt/rustwide/workdir/compiler/rustc_macros)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rustc_macros-72663d91aa6c45e3/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr]   cargo:rerun-if-env-changed=RUSTC_BOOTSTRAP
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: you are attempting to build the compiler without going through bootstrap
[INFO] [stderr]   help: see https://rustc-dev-guide.rust-lang.org/building/how-to-build-and-run.html for how to build the compiler
[INFO] [stderr]   help: if you know what you're doing, set the RUSTC_BOOTSTRAP environment variable to any value
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (298) panicked at compiler/rustc_macros/build.rs:14:9:
[INFO] [stderr]   wrong command used for building
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x6259908d16ca - std[ca0b0bcade21542d]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x6259908d16ca - std[ca0b0bcade21542d]::backtrace_rs::backtrace::trace_unsynchronized::<std[ca0b0bcade21542d]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x6259908d16ca - std[ca0b0bcade21542d]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x6259908d16ca - <<std[ca0b0bcade21542d]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[db70abf3441067d4]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x6259908e1e7a - <core[db70abf3441067d4]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x6259908e1e7a - core[db70abf3441067d4]::fmt::write
[INFO] [stderr]      6:     0x6259908d54b2 - std[ca0b0bcade21542d]::io::default_write_fmt::<std[ca0b0bcade21542d]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x6259908d54b2 - <std[ca0b0bcade21542d]::sys::stdio::unix::Stderr as std[ca0b0bcade21542d]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x6259908bd13f - <std[ca0b0bcade21542d]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x6259908bd13f - std[ca0b0bcade21542d]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x6259908cd8e1 - std[ca0b0bcade21542d]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x6259908cda9b - std[ca0b0bcade21542d]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x6259908bd22a - std[ca0b0bcade21542d]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/panicking.rs:691:13
[INFO] [stderr]     13:     0x6259908b26b9 - std[ca0b0bcade21542d]::sys::backtrace::__rust_end_short_backtrace::<std[ca0b0bcade21542d]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x6259908bda5d - __rustc[2170a97d85da7901]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x6259908e256c - core[db70abf3441067d4]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x6259908a787d - build_script_build[141ad24f0f5ecef2]::main
[INFO] [stderr]     17:     0x6259908a78f3 - <fn() as core[db70abf3441067d4]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     18:     0x6259908a7716 - std[ca0b0bcade21542d]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     19:     0x6259908a7729 - std[ca0b0bcade21542d]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     20:     0x6259908ccf24 - <&dyn core[db70abf3441067d4]::ops::function::Fn<(), Output = i32> + core[db70abf3441067d4]::panic::unwind_safe::RefUnwindSafe + core[db70abf3441067d4]::marker::Sync as core[db70abf3441067d4]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     21:     0x6259908ccf24 - std[ca0b0bcade21542d]::panicking::catch_unwind::do_call::<&dyn core[db70abf3441067d4]::ops::function::Fn<(), Output = i32> + core[db70abf3441067d4]::panic::unwind_safe::RefUnwindSafe + core[db70abf3441067d4]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/panicking.rs:581:40
[INFO] [stderr]     22:     0x6259908ccf24 - std[ca0b0bcade21542d]::panicking::catch_unwind::<i32, &dyn core[db70abf3441067d4]::ops::function::Fn<(), Output = i32> + core[db70abf3441067d4]::panic::unwind_safe::RefUnwindSafe + core[db70abf3441067d4]::marker::Sync>
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/panicking.rs:544:19
[INFO] [stderr]     23:     0x6259908ccf24 - std[ca0b0bcade21542d]::panic::catch_unwind::<&dyn core[db70abf3441067d4]::ops::function::Fn<(), Output = i32> + core[db70abf3441067d4]::panic::unwind_safe::RefUnwindSafe + core[db70abf3441067d4]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/panic.rs:359:14
[INFO] [stderr]     24:     0x6259908ccf24 - std[ca0b0bcade21542d]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x6259908ccf24 - std[ca0b0bcade21542d]::panicking::catch_unwind::do_call::<std[ca0b0bcade21542d]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/panicking.rs:581:40
[INFO] [stderr]     26:     0x6259908ccf24 - std[ca0b0bcade21542d]::panicking::catch_unwind::<isize, std[ca0b0bcade21542d]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/panicking.rs:544:19
[INFO] [stderr]     27:     0x6259908ccf24 - std[ca0b0bcade21542d]::panic::catch_unwind::<std[ca0b0bcade21542d]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x6259908ccf24 - std[ca0b0bcade21542d]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x6259908a75a1 - std[ca0b0bcade21542d]::rt::lang_start::<()>
[INFO] [stderr]     30:     0x6259908a7955 - main
[INFO] [stderr]     31:     0x74e7a66b81ca - <unknown>
[INFO] [stderr]     32:     0x74e7a66b828b - __libc_start_main
[INFO] [stderr]     33:     0x6259908a74b5 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no associated function or constant named `slice_assume_init_mut` found for union `MaybeUninit<T>` in the current scope
[INFO] [stdout]   --> compiler/rustc_arena/src/lib.rs:82:49
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 ptr::drop_in_place(MaybeUninit::slice_assume_init_mut(&mut slice[..len]));
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^^^ associated function or constant not found in `MaybeUninit<_>`
[INFO] [stdout]    |
[INFO] [stdout] note: if you're trying to build a new `MaybeUninit<_>` consider using one of the following associated functions:
[INFO] [stdout]       MaybeUninit::<T>::new
[INFO] [stdout]       MaybeUninit::<T>::uninit
[INFO] [stdout]       MaybeUninit::<T>::zeroed
[INFO] [stdout]   --> /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/core/src/mem/maybe_uninit.rs:406:4
[INFO] [stdout] help: there is a method `assume_init_mut` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/55e86c996809902e8bbad512cfb4d2c18be446d9/library/core/src/mem/maybe_uninit.rs:1010:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0539, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0539`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc_arena` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a773bc6d898b540f002fb8f5405d9e00c270ccffe8a712e33f998be1e825fc86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a773bc6d898b540f002fb8f5405d9e00c270ccffe8a712e33f998be1e825fc86", kill_on_drop: false }`
[INFO] [stdout] a773bc6d898b540f002fb8f5405d9e00c270ccffe8a712e33f998be1e825fc86
