[INFO] crate bnf 0.3.0 is already in cache
[INFO] testing bnf-0.3.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate bnf 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bnf 0.3.0 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 bnf 0.3.0
[INFO] finished tweaking crates.io crate bnf 0.3.0
[INFO] tweaked toml for crates.io crate bnf 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] fa4f02b658d9b6a33e33bdbef2847320622612c2bcbe90124fda36f94c12bfb6
[INFO] running `"docker" "start" "-a" "fa4f02b658d9b6a33e33bdbef2847320622612c2bcbe90124fda36f94c12bfb6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling psm v0.1.8
[INFO] [stderr]    Compiling stacker v0.1.9
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling bnf v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.71s
[INFO] running `"docker" "inspect" "fa4f02b658d9b6a33e33bdbef2847320622612c2bcbe90124fda36f94c12bfb6"`
[INFO] running `"docker" "rm" "-f" "fa4f02b658d9b6a33e33bdbef2847320622612c2bcbe90124fda36f94c12bfb6"`
[INFO] [stdout] fa4f02b658d9b6a33e33bdbef2847320622612c2bcbe90124fda36f94c12bfb6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 76e7fbe2fa819b1c86fbf85275be232dcd4f067f4f08457af7130a8122440d8d
[INFO] running `"docker" "start" "-a" "76e7fbe2fa819b1c86fbf85275be232dcd4f067f4f08457af7130a8122440d8d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling quickcheck v0.4.1
[INFO] [stderr]    Compiling bnf v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.25s
[INFO] running `"docker" "inspect" "76e7fbe2fa819b1c86fbf85275be232dcd4f067f4f08457af7130a8122440d8d"`
[INFO] running `"docker" "rm" "-f" "76e7fbe2fa819b1c86fbf85275be232dcd4f067f4f08457af7130a8122440d8d"`
[INFO] [stdout] 76e7fbe2fa819b1c86fbf85275be232dcd4f067f4f08457af7130a8122440d8d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 520674a90ee45d2915335cce44741b1f922bd2b704ba3b0f4d7514f214535846
[INFO] running `"docker" "start" "-a" "520674a90ee45d2915335cce44741b1f922bd2b704ba3b0f4d7514f214535846"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bnf-e62eec28c83dac04
[INFO] [stdout] 
[INFO] [stdout] running 49 tests
[INFO] [stdout] test expression::tests::add_term ... ok
[INFO] [stdout] test error::tests::uses_error_generate ... ok
[INFO] [stdout] test expression::tests::remove_term ... ok
[INFO] [stdout] test expression::tests::parse_error ... ok
[INFO] [stdout] test error::tests::uses_error_recursion_limit ... ok
[INFO] [stdout] test error::tests::test_error_display ... ok
[INFO] [stdout] test grammar::tests::lhs_is_terminal_generate ... ok
[INFO] [stdout] test error::tests::gets_error_on_incomplete ... ok
[INFO] [stdout] test grammar::tests::lhs_is_terminal_parse ... ok
[INFO] [stdout] test error::tests::gets_error_error ... ok
[INFO] [stdout] test expression::tests::parse_incomplete ... ok
[INFO] [stdout] test expression::tests::remove_nonexistent_term ... ok
[INFO] [stdout] test grammar::tests::add_production ... ok
[INFO] [stdout] test expression::tests::new_expressions ... ok
[INFO] [stdout] test grammar::tests::remove_nonexistent_production ... ok
[INFO] [stdout] test parsers::tests::expression_match ... ok
[INFO] [stdout] test parsers::tests::nonterminal_match ... ok
[INFO] [stdout] test grammar::tests::parse_error_on_incomplete ... ok
[INFO] [stdout] test parsers::tests::terminal_match ... ok
[INFO] [stdout] test production::tests::new_productions ... ok
[INFO] [stdout] test grammar::tests::remove_production ... ok
[INFO] [stdout] test grammar::tests::parse_error ... ok
[INFO] [stdout] test expression::tests::parse_complete ... ok
[INFO] [stdout] test grammar::tests::no_expressions ... ok
[INFO] [stdout] test production::tests::parse_complete ... ok
[INFO] [stdout] test production::tests::remove_from_rhs ... ok
[INFO] [stdout] test production::tests::parse_incomplete ... ok
[INFO] [stdout] test term::tests::parse_error ... ok
[INFO] [stdout] test term::tests::parse_complete ... ok
[INFO] [stdout] test production::tests::remove_nonexistent_from_rhs ... ok
[INFO] [stdout] test grammar::tests::lhs_not_found ... ok
[INFO] [stdout] test grammar::tests::new_grammars ... ok
[INFO] [stdout] test parsers::tests::production_match ... ok
[INFO] [stdout] test term::tests::parse_single_quote_term ... ok
[INFO] [stdout] test term::tests::parse_incomplete ... ok
[INFO] [stdout] test term::tests::parse_quote_term ... ok
[INFO] [stdout] test production::tests::parse_semicolon_separated ... ok
[INFO] [stdout] test production::tests::parse_error ... ok
[INFO] [stdout] test term::tests::parse_whitespace_term ... ok
[INFO] [stdout] test grammar::tests::no_productions ... ok
[INFO] [stdout] test parsers::tests::grammar_match ... ok
[INFO] [stdout] test term::tests::parse_whitespace_nonterm ... ok
[INFO] [stdout] test term::tests::parse_error_display ... ok
[INFO] [stdout] test term::tests::quote_term_to_string_and_back ... ok
[INFO] [stdout] test term::tests::to_string_and_back ... ok
[INFO] [stdout] test grammar::tests::recursion_limit ... ok
[INFO] [stdout] test expression::tests::to_string_and_back ... ok
[INFO] [stdout] test grammar::tests::to_string_and_back ... ok
[INFO] [stdout] test production::tests::to_string_and_back ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 49 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/display-ba2d0a5d907f6da2
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test grammar_with_quotes ... ok
[INFO] [stdout] test validate_nonterminated_display ... ok
[INFO] [stdout] test validate_terminated_display ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/from_str-7ad9c1b05b0c51d6
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test custom_trait::expression_from_str ... ok
[INFO] [stdout] test std_trait::terminal_from_str ... ok
[INFO] [stdout] test std_trait::production_from_str ... ok
[INFO] [stdout] test std_trait::grammar_from_str ... ok
[INFO] [stdout] test std_trait::expression_from_str ... ok
[INFO] [stdout] test custom_trait::terminal_from_str ... ok
[INFO] [stdout] test custom_trait::grammar_from_str ... ok
[INFO] [stdout] test custom_trait::nonterminal_from_str ... ok
[INFO] [stdout] test std_trait::nonterminal_from_str ... ok
[INFO] [stdout] test custom_trait::production_from_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/grammar-3adca31d4b424798
[INFO] [stdout] test test_generated_grammars ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iterate-1370dbb0e2bb88f8
[INFO] [stdout] running 2 tests
[INFO] [stdout] test iterate_grammar ... ok
[INFO] [stdout] test mutably_iterate_grammar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bnf
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/grammar.rs - grammar::Grammar::generate (line 167) ... ok
[INFO] [stdout] test src/grammar.rs - grammar::Grammar::generate_seeded (line 116) ... ok
[INFO] [stdout] test src/lib.rs -  (line 148) ... ok
[INFO] [stdout] test src/lib.rs -  (line 118) ... ok
[INFO] [stdout] test src/expression.rs - expression::Expression::remove_term (line 36) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "520674a90ee45d2915335cce44741b1f922bd2b704ba3b0f4d7514f214535846"`
[INFO] running `"docker" "rm" "-f" "520674a90ee45d2915335cce44741b1f922bd2b704ba3b0f4d7514f214535846"`
[INFO] [stdout] 520674a90ee45d2915335cce44741b1f922bd2b704ba3b0f4d7514f214535846