[INFO] fetching crate sbnf 0.4.0... [INFO] testing sbnf-0.4.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate sbnf 0.4.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate sbnf 0.4.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2514ea08bd350127d24be67f59f5d20a2ddf2a207156e1421c7d3ef7339db803 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2514ea08bd350127d24be67f59f5d20a2ddf2a207156e1421c7d3ef7339db803", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2514ea08bd350127d24be67f59f5d20a2ddf2a207156e1421c7d3ef7339db803", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2514ea08bd350127d24be67f59f5d20a2ddf2a207156e1421c7d3ef7339db803", kill_on_drop: false }` [INFO] [stdout] 2514ea08bd350127d24be67f59f5d20a2ddf2a207156e1421c7d3ef7339db803 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0e8d8fa5930e139be8141f1748f3fba59900129e2f6c469ffd3a5a3e857debd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e0e8d8fa5930e139be8141f1748f3fba59900129e2f6c469ffd3a5a3e857debd", 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 9.45s [INFO] running `Command { std: "docker" "inspect" "e0e8d8fa5930e139be8141f1748f3fba59900129e2f6c469ffd3a5a3e857debd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0e8d8fa5930e139be8141f1748f3fba59900129e2f6c469ffd3a5a3e857debd", kill_on_drop: false }` [INFO] [stdout] e0e8d8fa5930e139be8141f1748f3fba59900129e2f6c469ffd3a5a3e857debd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92278b60d38836f350109720194f54d0d7348b41a8845912097c4ec25dd5f52c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "92278b60d38836f350109720194f54d0d7348b41a8845912097c4ec25dd5f52c", 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 7.95s [INFO] running `Command { std: "docker" "inspect" "92278b60d38836f350109720194f54d0d7348b41a8845912097c4ec25dd5f52c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92278b60d38836f350109720194f54d0d7348b41a8845912097c4ec25dd5f52c", kill_on_drop: false }` [INFO] [stdout] 92278b60d38836f350109720194f54d0d7348b41a8845912097c4ec25dd5f52c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3702b1a2bbd63402e29837c19d78e434e9f4323dd334583f163e9859f4658231 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3702b1a2bbd63402e29837c19d78e434e9f4323dd334583f163e9859f4658231", kill_on_drop: false }` [INFO] [stderr] warning: variant is never constructed: `Variable` [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sbnf-64f782e908886e29) [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test compiler::codegen::tests::collect_optional ... ok [INFO] [stdout] test compiler::tests::compile_simple_branch ... ok [INFO] [stdout] test sublime_syntax::tests::serialize_contexts ... ok [INFO] [stdout] test sbnf::tests::parse_empty ... ok [INFO] [stdout] test sbnf::tests::parse_headers ... ok [INFO] [stdout] test compiler::tests::compile_simple_repetition ... ok [INFO] [stdout] test sublime_syntax::tests::serialize_empty_syntax ... ok [INFO] [stdout] test sublime_syntax::tests::serialize_variables ... ok [INFO] [stdout] test compiler::codegen::tests::collect_passive ... ok [INFO] [stderr] Running tests/syntax_tests.rs (/opt/rustwide/target/debug/deps/syntax_tests-1b767fb7263f4b69) [INFO] [stdout] test compiler::tests::compile_syntax_parameters ... ok [INFO] [stdout] test sbnf::tests::parse_rules ... ok [INFO] [stdout] test sbnf::tests::parse_syntax_parameters ... ok [INFO] [stdout] test compiler::codegen::tests::collect_alternation ... ok [INFO] [stdout] test compiler::codegen::tests::collect_repetition ... ok [INFO] [stdout] test compiler::codegen::tests::collect_concat ... ok [INFO] [stdout] test sbnf::tests::parse_terminals ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [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: 0x55a6587682f0 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55a6587682f0 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55a6587682f0 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55a6587682f0 - ::fmt::h2a772198c4032452 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55a658786bac - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x55a658765d35 - std::io::Write::write_fmt::h00f38d9eb2c32e02 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/io/mod.rs:1663:15 [INFO] [stderr] 6: 0x55a65876a3eb - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55a65876a3eb - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55a65876a3eb - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55a658769ec1 - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55a65876aab4 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x55a65876a597 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x55a6587687ec - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55a65876a4f9 - rust_begin_unwind [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x55a6587452f1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55a658745383 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55a65874bda7 - core::result::Result::unwrap::h1f2b68d779912f63 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x55a6587520a2 - syntax_tests::main::h7a4366c1b1d6ab6b [INFO] [stderr] at /opt/rustwide/workdir/tests/syntax_tests.rs:19:5 [INFO] [stderr] 18: 0x55a65874ddcb - core::ops::function::FnOnce::call_once::hf062ca8cd6458220 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55a65874806e - std::sys_common::backtrace::__rust_begin_short_backtrace::hbf050bb30b5f4d4b [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55a658751351 - std::rt::lang_start::{{closure}}::hfeaf58ccff4a3c66 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x55a65876afba - core::ops::function::impls:: for &F>::call_once::hcbe5785d54a49ce2 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55a65876afba - std::panicking::try::do_call::h1c15e7ee8563c29d [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x55a65876afba - std::panicking::try::hb8b07cef009cb4fc [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x55a65876afba - std::panic::catch_unwind::h65a8efbe596bcbb1 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x55a65876afba - std::rt::lang_start_internal::{{closure}}::h66ded7ab0f18e9fb [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x55a65876afba - std::panicking::try::do_call::h29cafa65efb3f3f3 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:401:40 [INFO] [stderr] 27: 0x55a65876afba - std::panicking::try::h412fc5378b4dbfc4 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:365:19 [INFO] [stderr] 28: 0x55a65876afba - std::panic::catch_unwind::h555def6aac5bf192 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:434:14 [INFO] [stderr] 29: 0x55a65876afba - std::rt::lang_start_internal::hfff48202d7fee6e3 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x55a658751320 - std::rt::lang_start::h5ce436a439b67a90 [INFO] [stderr] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x55a6587540fc - main [INFO] [stderr] 32: 0x7fa4935e20b3 - __libc_start_main [INFO] [stderr] 33: 0x55a658745a4e - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] error: test failed, to rerun pass '--test syntax_tests' [INFO] running `Command { std: "docker" "inspect" "3702b1a2bbd63402e29837c19d78e434e9f4323dd334583f163e9859f4658231", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3702b1a2bbd63402e29837c19d78e434e9f4323dd334583f163e9859f4658231", kill_on_drop: false }` [INFO] [stdout] 3702b1a2bbd63402e29837c19d78e434e9f4323dd334583f163e9859f4658231