[INFO] fetching crate tm-language 0.0.0... [INFO] testing tm-language-0.0.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate tm-language 0.0.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate tm-language 0.0.0 [INFO] finished tweaking crates.io crate tm-language 0.0.0 [INFO] tweaked toml for crates.io crate tm-language 0.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tm-language 0.0.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 43 packages to latest compatible versions [INFO] [stderr] Adding ron v0.8.1 (available: v0.11.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 844308ff17d075e8ee7a2af4762c17205d73f27f3103f65f09916d053305cb46 [INFO] running `Command { std: "docker" "start" "-a" "844308ff17d075e8ee7a2af4762c17205d73f27f3103f65f09916d053305cb46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "844308ff17d075e8ee7a2af4762c17205d73f27f3103f65f09916d053305cb46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "844308ff17d075e8ee7a2af4762c17205d73f27f3103f65f09916d053305cb46", kill_on_drop: false }` [INFO] [stdout] 844308ff17d075e8ee7a2af4762c17205d73f27f3103f65f09916d053305cb46 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a30eff874daf5aa6916513a29ca76c8c6b2c1f5875c92a3905502c76987cf51f [INFO] running `Command { std: "docker" "start" "-a" "a30eff874daf5aa6916513a29ca76c8c6b2c1f5875c92a3905502c76987cf51f", kill_on_drop: false }` [INFO] [stderr] Compiling thiserror v2.0.17 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling powerfmt v0.2.0 [INFO] [stderr] Compiling hashbrown v0.16.0 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling time-core v0.1.6 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling deranged v0.5.4 [INFO] [stderr] Compiling quick-xml v0.38.3 [INFO] [stderr] Compiling indexmap v2.11.4 [INFO] [stderr] Compiling time v0.3.44 [INFO] [stderr] Compiling thiserror-impl v2.0.17 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling pest v2.8.2 [INFO] [stderr] Compiling pest_meta v2.8.2 [INFO] [stderr] Compiling pest_generator v2.8.2 [INFO] [stderr] Compiling plist v1.8.0 [INFO] [stderr] Compiling pest_derive v2.8.2 [INFO] [stderr] Compiling json5 v0.4.1 [INFO] [stderr] Compiling tm-language v0.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.43s [INFO] running `Command { std: "docker" "inspect" "a30eff874daf5aa6916513a29ca76c8c6b2c1f5875c92a3905502c76987cf51f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a30eff874daf5aa6916513a29ca76c8c6b2c1f5875c92a3905502c76987cf51f", kill_on_drop: false }` [INFO] [stdout] a30eff874daf5aa6916513a29ca76c8c6b2c1f5875c92a3905502c76987cf51f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ed9496e2e07db6d47b789e5800bb5997b81a499babe8c0d5559dabab0cbe190d [INFO] running `Command { std: "docker" "start" "-a" "ed9496e2e07db6d47b789e5800bb5997b81a499babe8c0d5559dabab0cbe190d", kill_on_drop: false }` [INFO] [stderr] Compiling anyhow v1.0.100 [INFO] [stderr] Compiling bitflags v2.9.4 [INFO] [stderr] Compiling ron v0.8.1 [INFO] [stderr] Compiling tm-language v0.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.51s [INFO] running `Command { std: "docker" "inspect" "ed9496e2e07db6d47b789e5800bb5997b81a499babe8c0d5559dabab0cbe190d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed9496e2e07db6d47b789e5800bb5997b81a499babe8c0d5559dabab0cbe190d", kill_on_drop: false }` [INFO] [stdout] ed9496e2e07db6d47b789e5800bb5997b81a499babe8c0d5559dabab0cbe190d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e8c7daf219be8af55b5eb4e340480c1230fb9a39969f98dcfe7a1043d4ede3eb [INFO] running `Command { std: "docker" "start" "-a" "e8c7daf219be8af55b5eb4e340480c1230fb9a39969f98dcfe7a1043d4ede3eb", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tm_language-69d0a14ea1c39f98) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/main.rs (/opt/rustwide/target/debug/deps/main-0e42f16f3138ee9b) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test ready ... ok [INFO] [stdout] test test ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test stdout ---- [INFO] [stdout] Error: Read-only file system (os error 30) [INFO] [stdout] [INFO] [stdout] Stack backtrace: [INFO] [stdout] 0: anyhow::error:: for anyhow::Error>::from [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.100/src/backtrace.rs:27:14 [INFO] [stdout] 1: as core::ops::try_trait::FromResidual>>::from_residual [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:2177:27 [INFO] [stdout] 2: main::test [INFO] [stdout] at ./tests/main.rs:15:20 [INFO] [stdout] 3: main::test::{{closure}} [INFO] [stdout] at ./tests/main.rs:13:14 [INFO] [stdout] 4: core::ops::function::FnOnce::call_once [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 5: core::ops::function::FnOnce::call_once [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 6: test::__rust_begin_short_backtrace [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18 [INFO] [stdout] 7: test::run_test_in_process::{{closure}} [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74 [INFO] [stdout] 8: as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 9: std::panicking::catch_unwind::do_call [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stdout] 10: std::panicking::catch_unwind [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stdout] 11: std::panic::catch_unwind [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stdout] 12: test::run_test_in_process [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27 [INFO] [stdout] 13: test::run_test::{{closure}} [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43 [INFO] [stdout] 14: test::run_test::{{closure}} [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41 [INFO] [stdout] 15: std::sys::backtrace::__rust_begin_short_backtrace [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}} [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 17: as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 18: std::panicking::catch_unwind::do_call [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stdout] 19: std::panicking::catch_unwind [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stdout] 20: std::panic::catch_unwind [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stdout] 21: std::thread::Builder::spawn_unchecked_::{{closure}} [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 22: core::ops::function::FnOnce::call_once{{vtable.shim}} [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: as core::ops::function::FnOnce>::call_once [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 24: std::sys::thread::unix::Thread::new::thread_start [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17 [INFO] [stdout] 25: [INFO] [stdout] 26: clone [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--test main` [INFO] running `Command { std: "docker" "inspect" "e8c7daf219be8af55b5eb4e340480c1230fb9a39969f98dcfe7a1043d4ede3eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8c7daf219be8af55b5eb4e340480c1230fb9a39969f98dcfe7a1043d4ede3eb", kill_on_drop: false }` [INFO] [stdout] e8c7daf219be8af55b5eb4e340480c1230fb9a39969f98dcfe7a1043d4ede3eb