[INFO] fetching crate rowan 0.15.15...
[INFO] testing rowan-0.15.15 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate rowan 0.15.15 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate rowan 0.15.15 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rowan 0.15.15
[INFO] finished tweaking crates.io crate rowan 0.15.15
[INFO] tweaked toml for crates.io crate rowan 0.15.15 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate rowan 0.15.15 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded m_lexer v0.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 476747ff6bd15caac3b66446708eee9dfcd7f9d15b94aed0ed821e955e7f65ac
[INFO] running `Command { std: "docker" "start" "-a" "476747ff6bd15caac3b66446708eee9dfcd7f9d15b94aed0ed821e955e7f65ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "476747ff6bd15caac3b66446708eee9dfcd7f9d15b94aed0ed821e955e7f65ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "476747ff6bd15caac3b66446708eee9dfcd7f9d15b94aed0ed821e955e7f65ac", kill_on_drop: false }`
[INFO] [stdout] 476747ff6bd15caac3b66446708eee9dfcd7f9d15b94aed0ed821e955e7f65ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eb3061a4c7efcd6a4efea06f10284f766a6059f7166e1c14fbd742ea9d2e55b
[INFO] running `Command { std: "docker" "start" "-a" "9eb3061a4c7efcd6a4efea06f10284f766a6059f7166e1c14fbd742ea9d2e55b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling countme v3.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling text-size v1.1.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling rowan v0.15.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]   --> src/arc.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         this.ptr() == other.ptr()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]    |
[INFO] [stdout] 86 |         std::ptr::addr_eq(this.ptr(), other.ptr())
[INFO] [stdout]    |         ++++++++++++++++++          ~            +
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]    |
[INFO] [stdout] 86 |         std::ptr::eq(this.ptr(), other.ptr())
[INFO] [stdout]    |         +++++++++++++          ~            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "9eb3061a4c7efcd6a4efea06f10284f766a6059f7166e1c14fbd742ea9d2e55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb3061a4c7efcd6a4efea06f10284f766a6059f7166e1c14fbd742ea9d2e55b", kill_on_drop: false }`
[INFO] [stdout] 9eb3061a4c7efcd6a4efea06f10284f766a6059f7166e1c14fbd742ea9d2e55b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b690d0da0b4e2100e2f09e5ed2120a2993a462ce997831c17c511403cbf8b3be
[INFO] running `Command { std: "docker" "start" "-a" "b690d0da0b4e2100e2f09e5ed2120a2993a462ce997831c17c511403cbf8b3be", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]   --> src/arc.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         this.ptr() == other.ptr()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]    |
[INFO] [stdout] 86 |         std::ptr::addr_eq(this.ptr(), other.ptr())
[INFO] [stdout]    |         ++++++++++++++++++          ~            +
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]    |
[INFO] [stdout] 86 |         std::ptr::eq(this.ptr(), other.ptr())
[INFO] [stdout]    |         +++++++++++++          ~            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling m_lexer v0.0.4
[INFO] [stderr]    Compiling rowan v0.15.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]   --> src/arc.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         this.ptr() == other.ptr()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]    |
[INFO] [stdout] 86 |         std::ptr::addr_eq(this.ptr(), other.ptr())
[INFO] [stdout]    |         ++++++++++++++++++          ~            +
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]    |
[INFO] [stdout] 86 |         std::ptr::eq(this.ptr(), other.ptr())
[INFO] [stdout]    |         +++++++++++++          ~            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "b690d0da0b4e2100e2f09e5ed2120a2993a462ce997831c17c511403cbf8b3be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b690d0da0b4e2100e2f09e5ed2120a2993a462ce997831c17c511403cbf8b3be", kill_on_drop: false }`
[INFO] [stdout] b690d0da0b4e2100e2f09e5ed2120a2993a462ce997831c17c511403cbf8b3be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 755cd56f69f31dfda004803bd1c63464a26074b6e7eda40df790448ab035429b
[INFO] running `Command { std: "docker" "start" "-a" "755cd56f69f31dfda004803bd1c63464a26074b6e7eda40df790448ab035429b", kill_on_drop: false }`
[INFO] [stderr] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stderr]   --> src/arc.rs:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |         this.ptr() == other.ptr()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stderr] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stderr]    |
[INFO] [stderr] 86 |         std::ptr::addr_eq(this.ptr(), other.ptr())
[INFO] [stderr]    |         ++++++++++++++++++          ~            +
[INFO] [stderr] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stderr]    |
[INFO] [stderr] 86 |         std::ptr::eq(this.ptr(), other.ptr())
[INFO] [stderr]    |         +++++++++++++          ~            +
[INFO] [stderr] 
[INFO] [stderr] warning: `rowan` (lib) generated 1 warning
[INFO] [stderr] warning: `rowan` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rowan-36489b54a13dfac6)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test green::tests::assert_send_sync ... ok
[INFO] [stdout] test green::tests::test_size_of ... ok
[INFO] [stdout] test syntax_text::tests::test_text_equality ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tidy.rs (/opt/rustwide/target/debug/deps/tidy-bc32ab0be41a8fa3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'stable-x86_64-unknown-linux-gnu'.
[INFO] [stderr] To install, run `rustup component add rustfmt`
[INFO] [stdout] test check_code_formatting ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- check_code_formatting stdout ----
[INFO] [stdout] > rustfmt +stable --version
[INFO] [stdout] thread 'check_code_formatting' panicked at tests/tidy.rs:38:9:
[INFO] [stdout] failed to run rustfmt from toolchain 'stable'; please run `rustup component add rustfmt --toolchain stable` to install it.
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55a9ac7a2fb5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55a9ac7a2fb5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55a9ac7a2fb5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55a9ac7a2fb5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55a9ac7c999b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55a9ac7c999b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55a9ac7a07ef - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55a9ac7a2d8e - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55a9ac7a2d8e - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55a9ac7a47b9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x55a9ac7a447e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55a9ac7756da - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55a9ac7756da - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55a9ac7a4dbb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55a9ac7a4dbb - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55a9ac7a4afb - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:656:13
[INFO] [stdout]   16:     0x55a9ac7a3479 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55a9ac7a4867 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55a9ac736843 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55a9ac741e8b - tidy::check_code_formatting::h4c895ded327c3d12
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tidy.rs:38:9
[INFO] [stdout]   20:     0x55a9ac741d47 - tidy::check_code_formatting::{{closure}}::hd057e4e210941e8a
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tidy.rs:35:27
[INFO] [stdout]   21:     0x55a9ac73dbf6 - core::ops::function::FnOnce::call_once::hbbbfba114e1eb493
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x55a9ac77a0bb - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55a9ac77a0bb - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   24:     0x55a9ac7797c1 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   25:     0x55a9ac7797c1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   26:     0x55a9ac7797c1 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   27:     0x55a9ac7797c1 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   28:     0x55a9ac7797c1 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   29:     0x55a9ac7797c1 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   30:     0x55a9ac7797c1 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   31:     0x55a9ac742184 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   32:     0x55a9ac742184 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   33:     0x55a9ac746bb2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   34:     0x55a9ac746bb2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   35:     0x55a9ac746bb2 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   36:     0x55a9ac746bb2 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   37:     0x55a9ac746bb2 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   38:     0x55a9ac746bb2 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   39:     0x55a9ac746bb2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x55a9ac7a913b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   41:     0x55a9ac7a913b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   42:     0x55a9ac7a913b - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   43:     0x7f1b60f2cac3 - <unknown>
[INFO] [stdout]   44:     0x7f1b60fbda04 - __clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     check_code_formatting
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test tidy`
[INFO] running `Command { std: "docker" "inspect" "755cd56f69f31dfda004803bd1c63464a26074b6e7eda40df790448ab035429b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "755cd56f69f31dfda004803bd1c63464a26074b6e7eda40df790448ab035429b", kill_on_drop: false }`
[INFO] [stdout] 755cd56f69f31dfda004803bd1c63464a26074b6e7eda40df790448ab035429b
[INFO] testing rowan-0.15.15 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate rowan 0.15.15 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate rowan 0.15.15 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rowan 0.15.15
[INFO] finished tweaking crates.io crate rowan 0.15.15
[INFO] tweaked toml for crates.io crate rowan 0.15.15 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate rowan 0.15.15 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 720ebfbf3ae8ba0b2c064b15637816a361acaca94f1cb921893850077c39a0d5
[INFO] running `Command { std: "docker" "start" "-a" "720ebfbf3ae8ba0b2c064b15637816a361acaca94f1cb921893850077c39a0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "720ebfbf3ae8ba0b2c064b15637816a361acaca94f1cb921893850077c39a0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "720ebfbf3ae8ba0b2c064b15637816a361acaca94f1cb921893850077c39a0d5", kill_on_drop: false }`
[INFO] [stdout] 720ebfbf3ae8ba0b2c064b15637816a361acaca94f1cb921893850077c39a0d5
[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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f421d27f6ed85afba341f8b6a61514e86afd71187583469ba1edfeaf4682c0c9
[INFO] running `Command { std: "docker" "start" "-a" "f421d27f6ed85afba341f8b6a61514e86afd71187583469ba1edfeaf4682c0c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling text-size v1.1.1
[INFO] [stderr]    Compiling countme v3.0.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling rowan v0.15.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]   --> src/arc.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         this.ptr() == other.ptr()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]    |
[INFO] [stdout] 86 |         std::ptr::addr_eq(this.ptr(), other.ptr())
[INFO] [stdout]    |         ++++++++++++++++++          ~            +
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]    |
[INFO] [stdout] 86 |         std::ptr::eq(this.ptr(), other.ptr())
[INFO] [stdout]    |         +++++++++++++          ~            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "f421d27f6ed85afba341f8b6a61514e86afd71187583469ba1edfeaf4682c0c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f421d27f6ed85afba341f8b6a61514e86afd71187583469ba1edfeaf4682c0c9", kill_on_drop: false }`
[INFO] [stdout] f421d27f6ed85afba341f8b6a61514e86afd71187583469ba1edfeaf4682c0c9
[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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c52016f844b8d59356f857f64e626cd5581d2ed4a6fe1b3e81666d947cce731
[INFO] running `Command { std: "docker" "start" "-a" "5c52016f844b8d59356f857f64e626cd5581d2ed4a6fe1b3e81666d947cce731", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]   --> src/arc.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         this.ptr() == other.ptr()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]    |
[INFO] [stdout] 86 |         std::ptr::addr_eq(this.ptr(), other.ptr())
[INFO] [stdout]    |         ++++++++++++++++++          ~            +
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]    |
[INFO] [stdout] 86 |         std::ptr::eq(this.ptr(), other.ptr())
[INFO] [stdout]    |         +++++++++++++          ~            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling m_lexer v0.0.4
[INFO] [stderr]    Compiling rowan v0.15.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]   --> src/arc.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         this.ptr() == other.ptr()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]    |
[INFO] [stdout] 86 |         std::ptr::addr_eq(this.ptr(), other.ptr())
[INFO] [stdout]    |         ++++++++++++++++++          ~            +
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]    |
[INFO] [stdout] 86 |         std::ptr::eq(this.ptr(), other.ptr())
[INFO] [stdout]    |         +++++++++++++          ~            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.54s
[INFO] running `Command { std: "docker" "inspect" "5c52016f844b8d59356f857f64e626cd5581d2ed4a6fe1b3e81666d947cce731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c52016f844b8d59356f857f64e626cd5581d2ed4a6fe1b3e81666d947cce731", kill_on_drop: false }`
[INFO] [stdout] 5c52016f844b8d59356f857f64e626cd5581d2ed4a6fe1b3e81666d947cce731
[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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6f43925cbc655f85ce2761325d413b62b35c934211e90ad77120fe63e0b7d398
[INFO] running `Command { std: "docker" "start" "-a" "6f43925cbc655f85ce2761325d413b62b35c934211e90ad77120fe63e0b7d398", kill_on_drop: false }`
[INFO] [stderr] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stderr]   --> src/arc.rs:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |         this.ptr() == other.ptr()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stderr] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stderr]    |
[INFO] [stderr] 86 |         std::ptr::addr_eq(this.ptr(), other.ptr())
[INFO] [stderr]    |         ++++++++++++++++++          ~            +
[INFO] [stderr] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stderr]    |
[INFO] [stderr] 86 |         std::ptr::eq(this.ptr(), other.ptr())
[INFO] [stderr]    |         +++++++++++++          ~            +
[INFO] [stderr] 
[INFO] [stderr] warning: `rowan` (lib) generated 1 warning
[INFO] [stderr] warning: `rowan` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rowan-36489b54a13dfac6)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test green::tests::assert_send_sync ... ok
[INFO] [stdout] test green::tests::test_size_of ... ok
[INFO] [stdout] test syntax_text::tests::test_text_equality ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tidy.rs (/opt/rustwide/target/debug/deps/tidy-bc32ab0be41a8fa3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'stable-x86_64-unknown-linux-gnu'.
[INFO] [stderr] To install, run `rustup component add rustfmt`
[INFO] [stdout] test check_code_formatting ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- check_code_formatting stdout ----
[INFO] [stdout] > rustfmt +stable --version
[INFO] [stdout] thread 'check_code_formatting' panicked at tests/tidy.rs:38:9:
[INFO] [stdout] failed to run rustfmt from toolchain 'stable'; please run `rustup component add rustfmt --toolchain stable` to install it.
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x564c33ec3045 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x564c33ec3045 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x564c33ec3045 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x564c33ec3045 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x564c33ee99cb - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x564c33ee99cb - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x564c33ec092f - std::io::Write::write_fmt::hea6336dbf2fa00b8
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x564c33ec2e1e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x564c33ec2e1e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x564c33ec4789 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stdout]   10:     0x564c33ec44dc - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x564c33e9579f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x564c33e9579f - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x564c33ec4d8b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x564c33ec4d8b - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x564c33ec4acb - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:656:13
[INFO] [stdout]   16:     0x564c33ec3509 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x564c33ec4837 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x564c33e56823 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x564c33e61e5b - tidy::check_code_formatting::ha7706e7571612327
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tidy.rs:38:9
[INFO] [stdout]   20:     0x564c33e61d17 - tidy::check_code_formatting::{{closure}}::h80f503539fe1f264
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tidy.rs:35:27
[INFO] [stdout]   21:     0x564c33e5e356 - core::ops::function::FnOnce::call_once::hf4897ff8f07fa551
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x564c33e9a0bb - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x564c33e9a0bb - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stdout]   24:     0x564c33e99781 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stdout]   25:     0x564c33e99781 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   26:     0x564c33e99781 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   27:     0x564c33e99781 - std::panicking::try::hea3411d60321c4de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   28:     0x564c33e99781 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   29:     0x564c33e99781 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stdout]   30:     0x564c33e99781 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stdout]   31:     0x564c33e62154 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stdout]   32:     0x564c33e62154 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   33:     0x564c33e66c22 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   34:     0x564c33e66c22 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   35:     0x564c33e66c22 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   36:     0x564c33e66c22 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   37:     0x564c33e66c22 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   38:     0x564c33e66c22 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   39:     0x564c33e66c22 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x564c33ec90fb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   41:     0x564c33ec90fb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   42:     0x564c33ec90fb - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   43:     0x7fae70bd2ac3 - <unknown>
[INFO] [stdout]   44:     0x7fae70c63a04 - __clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     check_code_formatting
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test tidy`
[INFO] running `Command { std: "docker" "inspect" "6f43925cbc655f85ce2761325d413b62b35c934211e90ad77120fe63e0b7d398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f43925cbc655f85ce2761325d413b62b35c934211e90ad77120fe63e0b7d398", kill_on_drop: false }`
[INFO] [stdout] 6f43925cbc655f85ce2761325d413b62b35c934211e90ad77120fe63e0b7d398
