[INFO] fetching crate sbnf 0.4.0... [INFO] testing sbnf-0.4.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate sbnf 0.4.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate sbnf 0.4.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0c6b1571d7ded0ad9828ed22dded418e79bb0aec0f2db5b38a456846789b3527 [INFO] running `Command { std: "docker" "start" "-a" "0c6b1571d7ded0ad9828ed22dded418e79bb0aec0f2db5b38a456846789b3527", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c6b1571d7ded0ad9828ed22dded418e79bb0aec0f2db5b38a456846789b3527", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c6b1571d7ded0ad9828ed22dded418e79bb0aec0f2db5b38a456846789b3527", kill_on_drop: false }` [INFO] [stdout] 0c6b1571d7ded0ad9828ed22dded418e79bb0aec0f2db5b38a456846789b3527 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ca1636254ab439d1bcb5038a292641f728b0b23e58eff0023063e85fb32f400 [INFO] running `Command { std: "docker" "start" "-a" "6ca1636254ab439d1bcb5038a292641f728b0b23e58eff0023063e85fb32f400", kill_on_drop: false }` [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 10.18s [INFO] running `Command { std: "docker" "inspect" "6ca1636254ab439d1bcb5038a292641f728b0b23e58eff0023063e85fb32f400", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ca1636254ab439d1bcb5038a292641f728b0b23e58eff0023063e85fb32f400", kill_on_drop: false }` [INFO] [stdout] 6ca1636254ab439d1bcb5038a292641f728b0b23e58eff0023063e85fb32f400 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0003ab6505bab867ae2b88dbd3e018a1c2f2f9971de555b8b9a6b7ffa6b619a [INFO] running `Command { std: "docker" "start" "-a" "e0003ab6505bab867ae2b88dbd3e018a1c2f2f9971de555b8b9a6b7ffa6b619a", kill_on_drop: false }` [INFO] [stderr] Compiling matches v0.1.9 [INFO] [stderr] Compiling maplit v1.0.2 [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 7.67s [INFO] running `Command { std: "docker" "inspect" "e0003ab6505bab867ae2b88dbd3e018a1c2f2f9971de555b8b9a6b7ffa6b619a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0003ab6505bab867ae2b88dbd3e018a1c2f2f9971de555b8b9a6b7ffa6b619a", kill_on_drop: false }` [INFO] [stdout] e0003ab6505bab867ae2b88dbd3e018a1c2f2f9971de555b8b9a6b7ffa6b619a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2e10d32070971994a8f74d404a22bec68ca89a75c3f7e5c69227b75b662cf1a4 [INFO] running `Command { std: "docker" "start" "-a" "2e10d32070971994a8f74d404a22bec68ca89a75c3f7e5c69227b75b662cf1a4", 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: `sbnf` (lib test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sbnf-8e00a8f703d1ae1c) [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test compiler::codegen::tests::collect_alternation ... ok [INFO] [stdout] test compiler::codegen::tests::collect_concat ... ok [INFO] [stdout] test compiler::codegen::tests::collect_passive ... ok [INFO] [stdout] test compiler::tests::compile_syntax_parameters ... ok [INFO] [stdout] test compiler::codegen::tests::collect_repetition ... ok [INFO] [stdout] test sbnf::tests::parse_empty ... ok [INFO] [stdout] test compiler::codegen::tests::collect_optional ... ok [INFO] [stdout] test sbnf::tests::parse_headers ... ok [INFO] [stdout] test compiler::tests::compile_simple_repetition ... ok [INFO] [stdout] test sbnf::tests::parse_rules ... ok [INFO] [stdout] test sbnf::tests::parse_syntax_parameters ... ok [INFO] [stdout] test sbnf::tests::parse_terminals ... ok [INFO] [stdout] test compiler::tests::compile_simple_branch ... ok [INFO] [stdout] test sublime_syntax::tests::serialize_empty_syntax ... ok [INFO] [stdout] test sublime_syntax::tests::serialize_contexts ... ok [INFO] [stdout] test sublime_syntax::tests::serialize_variables ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stderr] Running tests/syntax_tests.rs (/opt/rustwide/target/debug/deps/syntax_tests-73b811fdf0402945) [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: 0x55d125ba3250 - std::backtrace_rs::backtrace::libunwind::trace::ha0ad43e8a952bfe7 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55d125ba3250 - std::backtrace_rs::backtrace::trace_unsynchronized::h6830419c0c4130dc [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55d125ba3250 - std::sys_common::backtrace::_print_fmt::h8f3516631ffa1ef5 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55d125ba3250 - ::fmt::he1640d5f0d93f618 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55d125bc1afc - core::fmt::write::h88012e1f01caeebf [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x55d125ba0cd5 - std::io::Write::write_fmt::h360fa85b30182555 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x55d125ba535b - std::sys_common::backtrace::_print::ha1f00492f406a015 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55d125ba535b - std::sys_common::backtrace::print::hd54561b13feb6af3 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55d125ba535b - std::panicking::default_hook::{{closure}}::h84fe124cd0864662 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55d125ba4e31 - std::panicking::default_hook::h5a8e74a76ce290a7 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55d125ba5a24 - std::panicking::rust_panic_with_hook::h67c812a4fe9d4c91 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x55d125ba5507 - std::panicking::begin_panic_handler::{{closure}}::h33f9c1b96af300d7 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x55d125ba374c - std::sys_common::backtrace::__rust_end_short_backtrace::h51bae64be5921f0e [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55d125ba5469 - rust_begin_unwind [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x55d125b802d1 - core::panicking::panic_fmt::h12a3a3c256485fca [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55d125b80363 - core::result::unwrap_failed::h2d8d0952e3250de9 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/result.rs:1599:5 [INFO] [stderr] 16: 0x55d125b86e67 - core::result::Result::unwrap::he59fb6e4d40c274c [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/result.rs:1281:23 [INFO] [stderr] 17: 0x55d125b8d082 - syntax_tests::main::hd12fb3a4ab38df69 [INFO] [stderr] at /opt/rustwide/workdir/tests/syntax_tests.rs:19:5 [INFO] [stderr] 18: 0x55d125b88c5b - core::ops::function::FnOnce::call_once::h1595d9ffec98a0a6 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55d125b8304e - std::sys_common::backtrace::__rust_begin_short_backtrace::h94303d92bf67e6dc [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55d125b8c331 - std::rt::lang_start::{{closure}}::hc67fcf5090873899 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x55d125ba5f2a - core::ops::function::impls:: for &F>::call_once::ha9408abe89f69dc4 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55d125ba5f2a - std::panicking::try::do_call::h5b0cc9e9102acb65 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x55d125ba5f2a - std::panicking::try::hddc7f8229138b3ba [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x55d125ba5f2a - std::panic::catch_unwind::hfa401ff8bab2986e [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x55d125ba5f2a - std::rt::lang_start_internal::{{closure}}::h8163422320d11405 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x55d125ba5f2a - std::panicking::try::do_call::hc742cc7bb4f0fb20 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stderr] 27: 0x55d125ba5f2a - std::panicking::try::ha37d8d2dd1acf7d3 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stderr] 28: 0x55d125ba5f2a - std::panic::catch_unwind::h8a5381d5ecf437bc [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stderr] 29: 0x55d125ba5f2a - std::rt::lang_start_internal::h7e2cee8c90d4a4d3 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x55d125b8c300 - std::rt::lang_start::hfef9ff9f9f5e1bb9 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x55d125b8f0dc - main [INFO] [stderr] 32: 0x7f923db850b3 - __libc_start_main [INFO] [stderr] 33: 0x55d125b80a2e - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] error: test failed, to rerun pass '--test syntax_tests' [INFO] running `Command { std: "docker" "inspect" "2e10d32070971994a8f74d404a22bec68ca89a75c3f7e5c69227b75b662cf1a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e10d32070971994a8f74d404a22bec68ca89a75c3f7e5c69227b75b662cf1a4", kill_on_drop: false }` [INFO] [stdout] 2e10d32070971994a8f74d404a22bec68ca89a75c3f7e5c69227b75b662cf1a4