[INFO] fetching crate c3-lang-parser 0.0.4...
[INFO] testing c3-lang-parser-0.0.4 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate c3-lang-parser 0.0.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate c3-lang-parser 0.0.4
[INFO] finished tweaking crates.io crate c3-lang-parser 0.0.4
[INFO] tweaked toml for crates.io crate c3-lang-parser 0.0.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate c3-lang-parser 0.0.4 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.114)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f58da53a0a8f02a9bd56104e32891fadbf46bedf4ca2b59bcf1db4af7f04ab09
[INFO] running `Command { std: "docker" "start" "-a" "f58da53a0a8f02a9bd56104e32891fadbf46bedf4ca2b59bcf1db4af7f04ab09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f58da53a0a8f02a9bd56104e32891fadbf46bedf4ca2b59bcf1db4af7f04ab09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58da53a0a8f02a9bd56104e32891fadbf46bedf4ca2b59bcf1db4af7f04ab09", kill_on_drop: false }`
[INFO] [stdout] f58da53a0a8f02a9bd56104e32891fadbf46bedf4ca2b59bcf1db4af7f04ab09
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5474363df20150a80e8547765d1a819490a27a813ed7dd0c2d12f6806eb1bafa
[INFO] running `Command { std: "docker" "start" "-a" "5474363df20150a80e8547765d1a819490a27a813ed7dd0c2d12f6806eb1bafa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling c3-lang-linearization v0.0.4
[INFO] [stderr]    Compiling c3-lang-parser v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `Command { std: "docker" "inspect" "5474363df20150a80e8547765d1a819490a27a813ed7dd0c2d12f6806eb1bafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5474363df20150a80e8547765d1a819490a27a813ed7dd0c2d12f6806eb1bafa", kill_on_drop: false }`
[INFO] [stdout] 5474363df20150a80e8547765d1a819490a27a813ed7dd0c2d12f6806eb1bafa
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69df8c2a6ad7476ca225e96ea3feb67e89bdf08d05214f28610a24f35a2e7a30
[INFO] running `Command { std: "docker" "start" "-a" "69df8c2a6ad7476ca225e96ea3feb67e89bdf08d05214f28610a24f35a2e7a30", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling c3-lang-parser v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "69df8c2a6ad7476ca225e96ea3feb67e89bdf08d05214f28610a24f35a2e7a30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69df8c2a6ad7476ca225e96ea3feb67e89bdf08d05214f28610a24f35a2e7a30", kill_on_drop: false }`
[INFO] [stdout] 69df8c2a6ad7476ca225e96ea3feb67e89bdf08d05214f28610a24f35a2e7a30
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e64bfc5331ca382375253806caf9f638e378cfec5215a28eb11142264fdec57
[INFO] running `Command { std: "docker" "start" "-a" "1e64bfc5331ca382375253806caf9f638e378cfec5215a28eb11142264fdec57", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/c3_lang_parser-527322335cb13855)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test rust_package_def::tests::test_rust_package_def_1 ... ok
[INFO] [stdout] test rust_class_def::tests::test_rust_class_def_with_impl ... ok
[INFO] [stdout] test rust_class_def::tests::test_rust_class_def_getters ... ok
[INFO] [stdout] test rust_class_def::tests::test_rust_class_def_without_impl ... ok
[INFO] [stdout] test c3_ast_builder::tests::test_building_package ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test c3_ast_printer::tests::test_package_def_printing ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- c3_ast_printer::tests::test_package_def_printing stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c3_ast_printer::tests::test_package_def_printing' (26) panicked at src/test_utils.rs:40:17:
[INFO] [stdout] not a rust code 3 pub type Num = u32 ; struct PathStack { stack : std :: sync :: Arc < std :: sync :: Mutex < Vec < Vec < ClassName >> >> } impl PathStack { pub fn new () -> Self { PathStack { stack : std :: sync :: Arc :: new (std :: sync :: Mutex :: new (Vec :: new ())) } } pub fn push_path_on_stack (& self , path : & [ClassName]) { let mut stack = self . stack . lock () . unwrap () ; stack . push (path . to_vec ()) ; } pub fn drop_one_from_stack (& self) { let mut stack = self . stack . lock () . unwrap () ; stack . pop () . unwrap () ; } pub fn pop_from_top_path (& self) -> ClassName { let mut stack = self . stack . lock () . unwrap () ; let mut path = stack . pop () . unwrap () ; let class = path . pop () . unwrap () ; stack . push (path) ; class } } impl Default for PathStack { fn default () -> PathStack { PathStack :: new () } } # [derive (Clone)] enum ClassName { A , B } # [derive (Debug)] pub struct B { __stack : PathStack , x : u32 } # [cfg (target_os = "linux")] impl B { const PATH : & 'static [ClassName ; 2usize] = & [ClassName :: A , ClassName :: B] ; pub fn bar (& self , counter : Num) -> String { self . __stack . push_path_on_stack (Self :: PATH) ; let result = self . super_bar (counter) ; self . __stack . drop_one_from_stack () ; result } pub fn super_bar (& self , counter : Num) -> String { let __class = self . __stack . pop_from_top_path () ; match __class { ClassName :: A => { let label = format ! ("A::bar({})" , counter) ; if counter == 0 { label } else { format ! ("{} {}" , label , self . foo (counter - 1)) } } , ClassName :: B => { let label = format ! ("B::bar({})" , counter) ; if counter == 0 { label } else { format ! ("{} {}" , label , self . super_bar (counter - 1)) } } # [allow (unreachable_patterns)] _ => self . super_bar (counter) , } } # [test] pub fn foo (& self , counter : Num) -> String { self . __stack . push_path_on_stack (Self :: PATH) ; let result = self . super_foo (counter) ; self . __stack . drop_one_from_stack () ; result } pub fn super_foo (& self , counter : Num) -> String { let __class = self . __stack . pop_from_top_path () ; match __class { ClassName :: A => { let label = format ! ("A::foo({})" , counter) ; if counter == 0 { label } else { format ! ("{} {}" , label , self . bar (counter - 1)) } } # [allow (unreachable_patterns)] _ => self . super_foo (counter) , } } }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b8c1ff01d32 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b8c1ff01d32 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b8c1ff01d32 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5b8c1ff01d32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5b8c1ff1212a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5b8c1ff1212a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x5b8c1fed04e6 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5b8c1fed04e6 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5b8c1fee0f69 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5b8c1fee0f69 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5b8c1fee0e01 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5b8c1fd28c3e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5b8c1fd28c3e - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5b8c1fee1292 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5b8c1fee1292 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5b8c1fee1028 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5b8c1fedc1b9 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5b8c1fec50cd - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5b8c1ff1992c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5b8c1fce4c8e - c3_lang_parser::test_utils::format_rust_expression::hecae25b428a51bb6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test_utils.rs:40:17
[INFO] [stdout]   20:     0x5b8c1fce4fdf - c3_lang_parser::test_utils::test_code::h23a6fd8c3afd9f7c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test_utils.rs:52:9
[INFO] [stdout]   21:     0x5b8c1fcc454c - c3_lang_parser::c3_ast_printer::tests::test_package_def_printing::h8e47434f822bfa5d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c3_ast_printer.rs:258:9
[INFO] [stdout]   22:     0x5b8c1fcc45b7 - c3_lang_parser::c3_ast_printer::tests::test_package_def_printing::{{closure}}::h82e748e5fde52d6c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c3_ast_printer.rs:179:35
[INFO] [stdout]   23:     0x5b8c1fcd0086 - core::ops::function::FnOnce::call_once::h58acd2897ef4a1ce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5b8c1fd28a3b - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5b8c1fd28a3b - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5b8c1fd3c40a - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5b8c1fd3c40a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5b8c1fd3c40a - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5b8c1fd3c40a - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5b8c1fd3c40a - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5b8c1fd3c40a - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5b8c1fd3c40a - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5b8c1fd16864 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5b8c1fd16864 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5b8c1fd1a122 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5b8c1fd1a122 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5b8c1fd1a122 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5b8c1fd1a122 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5b8c1fd1a122 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5b8c1fd1a122 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5b8c1fd1a122 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5b8c1fed732f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5b8c1fed732f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   44:     0x79212524aaa4 - <unknown>
[INFO] [stdout]   45:     0x7921252d7a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     c3_ast_printer::tests::test_package_def_printing
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1e64bfc5331ca382375253806caf9f638e378cfec5215a28eb11142264fdec57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e64bfc5331ca382375253806caf9f638e378cfec5215a28eb11142264fdec57", kill_on_drop: false }`
[INFO] [stdout] 1e64bfc5331ca382375253806caf9f638e378cfec5215a28eb11142264fdec57
