[INFO] crate sbnf 0.1.0 is already in cache [INFO] testing sbnf-0.1.0 against 1.44.0 for beta-1.45-1 [INFO] extracting crate sbnf 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate sbnf 0.1.0 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate sbnf 0.1.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate sbnf 0.1.0 [INFO] tweaked toml for crates.io crate sbnf 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate crates.io crate sbnf 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b811485d37ce116d09a4ce1ee6ac8f4bdb9523360effedbcfa4ee4e2e63169e1 [INFO] running `"docker" "start" "-a" "b811485d37ce116d09a4ce1ee6ac8f4bdb9523360effedbcfa4ee4e2e63169e1"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Compiling clap v2.27.1 [INFO] [stderr] Compiling sbnf v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.67s [INFO] running `"docker" "inspect" "b811485d37ce116d09a4ce1ee6ac8f4bdb9523360effedbcfa4ee4e2e63169e1"` [INFO] running `"docker" "rm" "-f" "b811485d37ce116d09a4ce1ee6ac8f4bdb9523360effedbcfa4ee4e2e63169e1"` [INFO] [stdout] b811485d37ce116d09a4ce1ee6ac8f4bdb9523360effedbcfa4ee4e2e63169e1 [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ea2ea2c429a26cfa8dfdec185cf6db21a57def854467f310a53ef0666fc58a64 [INFO] running `"docker" "start" "-a" "ea2ea2c429a26cfa8dfdec185cf6db21a57def854467f310a53ef0666fc58a64"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling sbnf v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variant is never constructed: `Variable` [INFO] [stderr] --> src/compiler.rs:1254:9 [INFO] [stderr] | [INFO] [stderr] 1254 | Variable(&'static str), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `LiteralTerminal` [INFO] [stderr] --> src/compiler.rs:1256:9 [INFO] [stderr] | [INFO] [stderr] 1256 | LiteralTerminal(&'static str), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Embed` [INFO] [stderr] --> src/compiler.rs:1257:9 [INFO] [stderr] | [INFO] [stderr] 1257 | Embed, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `variable` [INFO] [stderr] --> src/compiler.rs:1309:8 [INFO] [stderr] | [INFO] [stderr] 1309 | fn variable(s: &'static str) -> TestNode { TestNode::Variable(s) } [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `literal` [INFO] [stderr] --> src/compiler.rs:1311:8 [INFO] [stderr] | [INFO] [stderr] 1311 | fn literal(s: &'static str) -> TestNode { TestNode::LiteralTerminal(s) } [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `embed` [INFO] [stderr] --> src/compiler.rs:1312:8 [INFO] [stderr] | [INFO] [stderr] 1312 | fn embed() -> TestNode { TestNode::Embed } [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Variable` [INFO] [stderr] --> src/compiler.rs:1332:9 [INFO] [stderr] | [INFO] [stderr] 1332 | Variable { name: String, child: Box }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `m_var` [INFO] [stderr] --> src/compiler.rs:1374:8 [INFO] [stderr] | [INFO] [stderr] 1374 | fn m_var(s: &str, child: TestContextMatch, r: &[TestNode]) -> TestContextMatch { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.95s [INFO] running `"docker" "inspect" "ea2ea2c429a26cfa8dfdec185cf6db21a57def854467f310a53ef0666fc58a64"` [INFO] running `"docker" "rm" "-f" "ea2ea2c429a26cfa8dfdec185cf6db21a57def854467f310a53ef0666fc58a64"` [INFO] [stdout] ea2ea2c429a26cfa8dfdec185cf6db21a57def854467f310a53ef0666fc58a64 [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 14108bf68f3973323f37c36dcd4d01695a69fb95f9953e63c65a5fad4c4ff20c [INFO] running `"docker" "start" "-a" "14108bf68f3973323f37c36dcd4d01695a69fb95f9953e63c65a5fad4c4ff20c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: variant is never constructed: `Variable` [INFO] [stderr] --> src/compiler.rs:1254:9 [INFO] [stderr] | [INFO] [stderr] 1254 | Variable(&'static str), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `LiteralTerminal` [INFO] [stderr] --> src/compiler.rs:1256:9 [INFO] [stderr] | [INFO] [stderr] 1256 | LiteralTerminal(&'static str), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Embed` [INFO] [stderr] --> src/compiler.rs:1257:9 [INFO] [stderr] | [INFO] [stderr] 1257 | Embed, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `variable` [INFO] [stderr] --> src/compiler.rs:1309:8 [INFO] [stderr] | [INFO] [stderr] 1309 | fn variable(s: &'static str) -> TestNode { TestNode::Variable(s) } [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `literal` [INFO] [stderr] --> src/compiler.rs:1311:8 [INFO] [stderr] | [INFO] [stderr] 1311 | fn literal(s: &'static str) -> TestNode { TestNode::LiteralTerminal(s) } [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `embed` [INFO] [stderr] --> src/compiler.rs:1312:8 [INFO] [stderr] | [INFO] [stderr] 1312 | fn embed() -> TestNode { TestNode::Embed } [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Variable` [INFO] [stderr] --> src/compiler.rs:1332:9 [INFO] [stderr] | [INFO] [stderr] 1332 | Variable { name: String, child: Box }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `m_var` [INFO] [stderr] --> src/compiler.rs:1374:8 [INFO] [stderr] | [INFO] [stderr] 1374 | fn m_var(s: &str, child: TestContextMatch, r: &[TestNode]) -> TestContextMatch { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/sbnf-bc32621408c2fb97 [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test compiler::tests::collect_concat ... ok [INFO] [stdout] test compiler::tests::collect_repetition ... ok [INFO] [stdout] test compiler::tests::collect_alternation ... ok [INFO] [stdout] test compiler::tests::collect_passive ... ok [INFO] [stdout] test compiler::tests::collect_optional ... ok [INFO] [stdout] test sbnf::tests::parse_empty ... ok [INFO] [stdout] test sbnf::tests::parse_headers ... ok [INFO] [stdout] test sbnf::tests::parse_terminals ... ok [INFO] [stdout] test compiler::tests::compile_simple_repetition ... ok [INFO] [stdout] test sublime_syntax::tests::serialize_variables ... ok [INFO] [stdout] test sublime_syntax::tests::serialize_empty_syntax ... ok [INFO] [stdout] test sublime_syntax::tests::serialize_contexts ... ok [INFO] [stdout] test sbnf::tests::parse_rules ... ok [INFO] [stdout] test compiler::tests::compile_simple_branch ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/syntax_tests-49418ebaacee4820 [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', tests/syntax_tests.rs:10:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c6c9746784 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55c6c9746784 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c6c9746784 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55c6c9746784 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55c6c976a9dc - core::fmt::write::hdaea18585065a96d [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x55c6c9743de3 - std::io::Write::write_fmt::h0cea70c809005252 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x55c6c9748d25 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55c6c9748d25 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55c6c9748d25 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55c6c9748a62 - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x55c6c9749332 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x55c6c9748f1b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x55c6c9769dc1 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 13: 0x55c6c9769be3 - core::option::expect_none_failed::hb40004d71d61b685 [INFO] [stderr] at src/libcore/option.rs:1268 [INFO] [stderr] 14: 0x55c6c9731ee0 - core::result::Result::unwrap::h6c5bef67693e2621 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x55c6c972c2fa - syntax_tests::main::h18819cc4001fe01a [INFO] [stderr] at tests/syntax_tests.rs:10 [INFO] [stderr] 16: 0x55c6c9739e7d - std::rt::lang_start::{{closure}}::h94f555ba5f275713 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55c6c9749778 - std::rt::lang_start_internal::{{closure}}::h7a212202ff76034b [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55c6c9749778 - std::panicking::try::do_call::h6d214a73427d759b [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 19: 0x55c6c9749778 - std::panicking::try::hc078f0e11721d1cb [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 20: 0x55c6c9749778 - std::panic::catch_unwind::hb31c05be30625612 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x55c6c9749778 - std::rt::lang_start_internal::hcf7fb98a775d5af0 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x55c6c9739e47 - std::rt::lang_start::hdf53b4b32cf601f2 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x55c6c972e09a - main [INFO] [stderr] 24: 0x7f2d8618f0b3 - __libc_start_main [INFO] [stderr] 25: 0x55c6c972c19e - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] error: test failed, to rerun pass '--test syntax_tests' [INFO] running `"docker" "inspect" "14108bf68f3973323f37c36dcd4d01695a69fb95f9953e63c65a5fad4c4ff20c"` [INFO] running `"docker" "rm" "-f" "14108bf68f3973323f37c36dcd4d01695a69fb95f9953e63c65a5fad4c4ff20c"` [INFO] [stdout] 14108bf68f3973323f37c36dcd4d01695a69fb95f9953e63c65a5fad4c4ff20c