[INFO] fetching crate sbnf 0.4.0... [INFO] testing sbnf-0.4.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate sbnf 0.4.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate sbnf 0.4.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sbnf 0.4.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate sbnf 0.4.0 [INFO] tweaked toml for crates.io crate sbnf 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 50d9c2de78ad05d8fa49d236916767ae185b64168d36010e7fa3649d573af720 [INFO] running `Command { std: "docker" "start" "-a" "50d9c2de78ad05d8fa49d236916767ae185b64168d36010e7fa3649d573af720", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "50d9c2de78ad05d8fa49d236916767ae185b64168d36010e7fa3649d573af720", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50d9c2de78ad05d8fa49d236916767ae185b64168d36010e7fa3649d573af720", kill_on_drop: false }` [INFO] [stdout] 50d9c2de78ad05d8fa49d236916767ae185b64168d36010e7fa3649d573af720 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c175509203b69ffd0f867a19fc3b8d750cfff2913c794b2b55220a14641bdb5b [INFO] running `Command { std: "docker" "start" "-a" "c175509203b69ffd0f867a19fc3b8d750cfff2913c794b2b55220a14641bdb5b", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling sbnf v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.84s [INFO] running `Command { std: "docker" "inspect" "c175509203b69ffd0f867a19fc3b8d750cfff2913c794b2b55220a14641bdb5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c175509203b69ffd0f867a19fc3b8d750cfff2913c794b2b55220a14641bdb5b", kill_on_drop: false }` [INFO] [stdout] c175509203b69ffd0f867a19fc3b8d750cfff2913c794b2b55220a14641bdb5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] afecd5b9f338e827f8601b9f324675a4f165f562b3d23b8cad9144cc699012ac [INFO] running `Command { std: "docker" "start" "-a" "afecd5b9f338e827f8601b9f324675a4f165f562b3d23b8cad9144cc699012ac", kill_on_drop: false }` [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling sbnf v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `Variable` [INFO] [stdout] --> src/compiler/codegen.rs:1388:9 [INFO] [stdout] | [INFO] [stdout] 1388 | Variable(&'static str), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `variable` [INFO] [stdout] --> src/compiler/codegen.rs:1437:8 [INFO] [stdout] | [INFO] [stdout] 1437 | fn variable(s: &'static str) -> TestExpression { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `m_var` [INFO] [stdout] --> src/compiler/codegen.rs:1481:8 [INFO] [stdout] | [INFO] [stdout] 1481 | fn m_var(s: &'static str, r: &[TestExpression]) -> TestMatch { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.73s [INFO] running `Command { std: "docker" "inspect" "afecd5b9f338e827f8601b9f324675a4f165f562b3d23b8cad9144cc699012ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afecd5b9f338e827f8601b9f324675a4f165f562b3d23b8cad9144cc699012ac", kill_on_drop: false }` [INFO] [stdout] afecd5b9f338e827f8601b9f324675a4f165f562b3d23b8cad9144cc699012ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9a9feb640096bdd6fcbc98feccb593384314724df29ec9d4efd626fc7eb76c11 [INFO] running `Command { std: "docker" "start" "-a" "9a9feb640096bdd6fcbc98feccb593384314724df29ec9d4efd626fc7eb76c11", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: variant is never constructed: `Variable` [INFO] [stdout] running 16 tests [INFO] [stderr] --> src/compiler/codegen.rs:1388:9 [INFO] [stderr] | [INFO] [stderr] 1388 | Variable(&'static str), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `variable` [INFO] [stderr] --> src/compiler/codegen.rs:1437:8 [INFO] [stderr] | [INFO] [stderr] 1437 | fn variable(s: &'static str) -> TestExpression { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `m_var` [INFO] [stderr] --> src/compiler/codegen.rs:1481:8 [INFO] [stderr] | [INFO] [stderr] 1481 | fn m_var(s: &'static str, r: &[TestExpression]) -> TestMatch { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `sbnf` (lib test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sbnf-64f782e908886e29) [INFO] [stdout] test compiler::codegen::tests::collect_alternation ... ok [INFO] [stdout] test compiler::codegen::tests::collect_concat ... ok [INFO] [stdout] test sbnf::tests::parse_terminals ... ok [INFO] [stdout] test sbnf::tests::parse_rules ... ok [INFO] [stdout] test sublime_syntax::tests::serialize_empty_syntax ... ok [INFO] [stdout] test sublime_syntax::tests::serialize_variables ... ok [INFO] [stderr] Running tests/syntax_tests.rs (/opt/rustwide/target/debug/deps/syntax_tests-1b767fb7263f4b69) [INFO] [stdout] test sbnf::tests::parse_headers ... ok [INFO] [stdout] test sublime_syntax::tests::serialize_contexts ... ok [INFO] [stdout] test sbnf::tests::parse_empty ... ok [INFO] [stdout] test compiler::codegen::tests::collect_optional ... ok [INFO] [stdout] test compiler::codegen::tests::collect_repetition ... ok [INFO] [stdout] test compiler::tests::compile_simple_repetition ... ok [INFO] [stdout] test compiler::tests::compile_syntax_parameters ... ok [INFO] [stdout] test sbnf::tests::parse_syntax_parameters ... ok [INFO] [stdout] test compiler::codegen::tests::collect_passive ... ok [INFO] [stdout] test compiler::tests::compile_simple_branch ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', tests/syntax_tests.rs:19:58 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c5efa27260 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55c5efa27260 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55c5efa27260 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55c5efa27260 - ::fmt::he312f4ad5b9bb346 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55c5efa45b8c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x55c5efa24e35 - std::io::Write::write_fmt::h6aced00850e8186f [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x55c5efa2936b - std::sys_common::backtrace::_print::h65d996766de40da4 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55c5efa2936b - std::sys_common::backtrace::print::h40df9727e635f303 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55c5efa2936b - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55c5efa28e41 - std::panicking::default_hook::h3d55120ad6ada158 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55c5efa29a34 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x55c5efa29517 - std::panicking::begin_panic_handler::{{closure}}::h736ae969434da9fa [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x55c5efa2773c - std::sys_common::backtrace::__rust_end_short_backtrace::h6133bb80b1d6c3e0 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55c5efa29479 - rust_begin_unwind [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x55c5efa042d1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55c5efa04363 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/result.rs:1599:5 [INFO] [stderr] 16: 0x55c5efa0ad87 - core::result::Result::unwrap::h3f728027ed11a011 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/result.rs:1281:23 [INFO] [stderr] 17: 0x55c5efa11082 - syntax_tests::main::hc3c0e9b23f9b1b55 [INFO] [stderr] at /opt/rustwide/workdir/tests/syntax_tests.rs:19:5 [INFO] [stderr] 18: 0x55c5efa0cdbb - core::ops::function::FnOnce::call_once::hafdf7f394be4d590 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55c5efa0704e - std::sys_common::backtrace::__rust_begin_short_backtrace::hc90f61a972161846 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55c5efa10331 - std::rt::lang_start::{{closure}}::hc6ccb5d8357d9431 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x55c5efa29f3a - core::ops::function::impls:: for &F>::call_once::h5a0483c8d4e9c15d [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55c5efa29f3a - std::panicking::try::do_call::h6ad7918f175f6ddd [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x55c5efa29f3a - std::panicking::try::hcd5af58f52320690 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x55c5efa29f3a - std::panic::catch_unwind::hf1ae33ba67228f1e [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x55c5efa29f3a - std::rt::lang_start_internal::{{closure}}::h4a87bc0aa1312dc5 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x55c5efa29f3a - std::panicking::try::do_call::h1ade2a52932fc900 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stderr] 27: 0x55c5efa29f3a - std::panicking::try::h6f4a87ad169e174b [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stderr] 28: 0x55c5efa29f3a - std::panic::catch_unwind::h043c7f08019f9e2a [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stderr] 29: 0x55c5efa29f3a - std::rt::lang_start_internal::h82825699ebfd70bd [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x55c5efa10300 - std::rt::lang_start::h88e92c80bd5305bc [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x55c5efa130dc - main [INFO] [stderr] 32: 0x7f26555280b3 - __libc_start_main [INFO] [stderr] 33: 0x55c5efa04a2e - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] error: test failed, to rerun pass '--test syntax_tests' [INFO] running `Command { std: "docker" "inspect" "9a9feb640096bdd6fcbc98feccb593384314724df29ec9d4efd626fc7eb76c11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a9feb640096bdd6fcbc98feccb593384314724df29ec9d4efd626fc7eb76c11", kill_on_drop: false }` [INFO] [stdout] 9a9feb640096bdd6fcbc98feccb593384314724df29ec9d4efd626fc7eb76c11