[INFO] cloning repository https://github.com/ShahakShama/dagit [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ShahakShama/dagit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShahakShama%2Fdagit", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShahakShama%2Fdagit'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f448d22644a2acad1e94f946c927ffd21c8559a5 [INFO] checking ShahakShama/dagit against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShahakShama%2Fdagit" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ShahakShama/dagit [INFO] finished tweaking git repo https://github.com/ShahakShama/dagit [INFO] tweaked toml for git repo https://github.com/ShahakShama/dagit written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ShahakShama/dagit on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ShahakShama/dagit 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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6e9c781ba430dcdada29f77cda44a5165ad1aa14662c686dae2af4aabcdbe9a5 [INFO] running `Command { std: "docker" "start" "-a" "6e9c781ba430dcdada29f77cda44a5165ad1aa14662c686dae2af4aabcdbe9a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e9c781ba430dcdada29f77cda44a5165ad1aa14662c686dae2af4aabcdbe9a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e9c781ba430dcdada29f77cda44a5165ad1aa14662c686dae2af4aabcdbe9a5", kill_on_drop: false }` [INFO] [stdout] 6e9c781ba430dcdada29f77cda44a5165ad1aa14662c686dae2af4aabcdbe9a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 41f5b75eb4d165c8eb75cf3df6d6e527d3912171138d1b02b99002048018b8f7 [INFO] running `Command { std: "docker" "start" "-a" "41f5b75eb4d165c8eb75cf3df6d6e527d3912171138d1b02b99002048018b8f7", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Compiling serde_core v1.0.221 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Compiling serde_json v1.0.144 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling serde v1.0.221 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Checking clap_builder v4.5.47 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking linux-raw-sys v0.11.0 [INFO] [stderr] Checking sdd v3.0.10 [INFO] [stderr] Checking bitflags v2.9.4 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking colored v2.2.0 [INFO] [stderr] Checking scc v2.4.0 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Checking fastrand v2.3.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking tempfile v3.22.0 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Compiling clap_derive v4.5.47 [INFO] [stderr] Compiling serde_derive v1.0.221 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling serial_test_derive v3.2.0 [INFO] [stderr] Checking serial_test v3.2.0 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Checking clap v4.5.47 [INFO] [stderr] Checking dagit v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] [INFO] [stderr] thread 'rustc' (460) panicked at /rustc-dev/66388cc165a6c4ac98c074dc9f0281ff23528c55/compiler/rustc_ast/src/attr/mod.rs:302:36: [INFO] [stderr] attribute is missing tokens: Attribute { kind: Normal(NormalAttr { item: AttrItem { unsafety: Default, path: Path { span: src/serde.rs:127:5: 127:12 (#161), segments: [PathSegment { ident: #161, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(356), style: Outer, span: src/serde.rs:127:5: 127:12 (#161) } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7b2b9de2bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7b2b9e40fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x7b2b9de42226 - ::write_fmt [INFO] [stderr] 3: 0x7b2b9de01b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7b2b9de1f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x7b2b9ce0236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7b2b9de1fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7b2b9de01c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7b2b9ddf89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7b2b9de0372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x7b2b9aa38f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x7b2b9f1e0110 - ::token_trees [INFO] [stderr] 12: 0x7b2b9fa1c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x7b2b9f9e65d2 - ::expand_crate [INFO] [stderr] 14: 0x7b2b9eaf0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x7b2b9f607658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x7b2b9f6073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x7b2b9f6073a7 - >::call_once [INFO] [stderr] 18: 0x7b2b9f5ecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x7b2b9f5ec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x7b2b9f77127b - , rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}::{closure#2}>::{closure#2} as core[75ca2badb63c4514]::ops::function::FnOnce<(&rustc_session[1e6875ba352dc1ba]::session::Session, rustc_middle[2342951a64deba5]::ty::context::CurrentGcx, alloc[d7482eb0f1d19161]::sync::Arc, &std[7d609349af90bec6]::sync::once_lock::OnceLock, &rustc_data_structures[c82a87ce5cdbfc92]::sync::worker_local::WorkerLocal, &rustc_data_structures[c82a87ce5cdbfc92]::sync::worker_local::WorkerLocal, rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}::{closure#2})>>::call_once::{shim:vtable#0} [INFO] [stderr] 21: 0x7b2b9f65ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x7b2b9f4eac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x7b2b9f4eaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x7b2b9f4ed138 - ::new::thread_start [INFO] [stderr] 25: 0x7b2b9908aaa4 - [INFO] [stderr] 26: 0x7b2b99117a64 - clone [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] [stderr] error: 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: please make sure that you have updated to the latest nightly [INFO] [stderr] [INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/workdir/rustc-ice-2026-01-09T07_00_00-454.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.94.0-nightly (66388cc16 2026-01-08) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C embed-bitcode=no -C debuginfo=2 [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 [resolver_for_lowering_raw] getting the resolver for lowering [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `dagit` (bin "dagit" test) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name dagit --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=1c6b37b9da8df05c -C extra-filename=-38f3ba43894e2cfe --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-1a13c0dc731c884d.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-6e81ee6df29e140f.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-bacd985b1f2d2bc8.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-6e573879a848e6c9.rmeta --extern serial_test=/opt/rustwide/target/debug/deps/libserial_test-aaf6119efcb4ec19.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-0341c9a899d08b52.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-b9bd2e073a168435.rmeta --cap-lints=forbid` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: methods `insert_branch`, `contains_branch`, and `get_recursive_children` are never used [INFO] [stdout] --> src/dag.rs:66:12 [INFO] [stdout] | [INFO] [stdout] 45 | impl Dag { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 66 | pub fn insert_branch(&mut self, branch: Branch) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 88 | pub fn contains_branch(&self, uid: &BranchId) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 208 | pub fn get_recursive_children(&self, branch_id: BranchId) -> HashSet { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_git_repository` is never used [INFO] [stdout] --> src/git.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn is_git_repository() -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_all_branches` is never used [INFO] [stdout] --> src/git.rs:112:8 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn get_all_branches() -> Result, String> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_merge_base` is never used [INFO] [stdout] --> src/git.rs:133:8 [INFO] [stdout] | [INFO] [stdout] 133 | pub fn get_merge_base(branch1: &str, branch2: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "41f5b75eb4d165c8eb75cf3df6d6e527d3912171138d1b02b99002048018b8f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41f5b75eb4d165c8eb75cf3df6d6e527d3912171138d1b02b99002048018b8f7", kill_on_drop: false }` [INFO] [stdout] 41f5b75eb4d165c8eb75cf3df6d6e527d3912171138d1b02b99002048018b8f7