[INFO] crate syntax-rust 0.4.1 is already in cache
[INFO] testing syntax-rust-0.4.1 against 1.45.2 for beta-1.46-1
[INFO] extracting crate syntax-rust 0.4.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate syntax-rust 0.4.1 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syntax-rust 0.4.1
[INFO] finished tweaking crates.io crate syntax-rust 0.4.1
[INFO] tweaked toml for crates.io crate syntax-rust 0.4.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5cf197ebe53ec08570ea8bcf307ac0517d348a893e96de5dc8236bee3b310102
[INFO] running `Command { std: "docker" "start" "-a" "5cf197ebe53ec08570ea8bcf307ac0517d348a893e96de5dc8236bee3b310102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cf197ebe53ec08570ea8bcf307ac0517d348a893e96de5dc8236bee3b310102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cf197ebe53ec08570ea8bcf307ac0517d348a893e96de5dc8236bee3b310102", kill_on_drop: false }`
[INFO] [stdout] 5cf197ebe53ec08570ea8bcf307ac0517d348a893e96de5dc8236bee3b310102
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 796c03598db11b37a4019845887a20c8a81f72324aae0424cf821e5d5d909691
[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" "796c03598db11b37a4019845887a20c8a81f72324aae0424cf821e5d5d909691", kill_on_drop: false }`
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling smol_str v0.1.16
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling dialect v0.4.1
[INFO] [stderr]    Compiling logos v0.11.4
[INFO] [stderr]    Compiling syntax-rust v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.18s
[INFO] running `Command { std: "docker" "inspect" "796c03598db11b37a4019845887a20c8a81f72324aae0424cf821e5d5d909691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "796c03598db11b37a4019845887a20c8a81f72324aae0424cf821e5d5d909691", kill_on_drop: false }`
[INFO] [stdout] 796c03598db11b37a4019845887a20c8a81f72324aae0424cf821e5d5d909691
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 288eff0671609531bb955ffcf60f758c79c1c3aa964dde70475878cc62280969
[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" "288eff0671609531bb955ffcf60f758c79c1c3aa964dde70475878cc62280969", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling syntax-rust v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "288eff0671609531bb955ffcf60f758c79c1c3aa964dde70475878cc62280969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "288eff0671609531bb955ffcf60f758c79c1c3aa964dde70475878cc62280969", kill_on_drop: false }`
[INFO] [stdout] 288eff0671609531bb955ffcf60f758c79c1c3aa964dde70475878cc62280969
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 824b664b81743e247e05e8334d566c37334867685ff75dcbe3c4a43599b58b43
[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" "824b664b81743e247e05e8334d566c37334867685ff75dcbe3c4a43599b58b43", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/syntax_rust-3d7921c386e05a8e
[INFO] [stdout] 
[INFO] [stdout] running 54 tests
[INFO] [stdout] test grammar::block::tests::parses_block_with_one_expression ... ok
[INFO] [stdout] test grammar::block::tests::parses_block_with_one_statement ... ok
[INFO] [stdout] test grammar::block::tests::parses_block_with_expression_that_throws_away_result_through_semicolon ... ok
[INFO] [stdout] test grammar::block::tests::parse_block_with_statement_and_expression ... ok
[INFO] [stdout] test grammar::block::tests::parses_block_with_unclosed_brace ... ok
[INFO] [stdout] test grammar::expr::tests::parses_empty_tuple ... ok
[INFO] [stdout] test grammar::expr::tests::parses_function_call ... ok
[INFO] [stdout] test grammar::expr::tests::parses_parenthesised_expression ... ok
[INFO] [stdout] test grammar::expr::tests::parses_two_element_tuple_without_trailing_comma ... ok
[INFO] [stdout] test grammar::expr::tests::parses_one_element_tuple ... ok
[INFO] [stdout] test grammar::item::tests::parses_trait ... ok
[INFO] [stdout] test grammar::item::trait_::tests::parses_trait_with_erroneous_contents ... ok
[INFO] [stdout] test grammar::item::trait_::tests::parses_trait_with_no_items ... ok
[INFO] [stdout] test grammar::item::trait_::tests::parses_trait_with_several_items ... ok
[INFO] [stdout] test grammar::item::trait_::tests::parses_trait_with_unclosed_brace ... ok
[INFO] [stdout] test grammar::item::tests::parses_struct ... ok
[INFO] [stdout] test lexer::tests::lexes_close_paren ... ok
[INFO] [stdout] test grammar::stmt::tests::parses_let_statement ... ok
[INFO] [stdout] test lexer::tests::idents_are_snake_case ... ok
[INFO] [stdout] test lexer::tests::idents_can_start_with_an_underscore ... ok
[INFO] [stdout] test lexer::tests::idents_cannot_start_with_number ... ok
[INFO] [stdout] test lexer::tests::lexes_close_brace ... ok
[INFO] [stdout] test grammar::expr::tests::parses_var_usage ... ok
[INFO] [stdout] test lexer::tests::lexes_comma ... ok
[INFO] [stdout] test lexer::tests::lexes_double_colon ... ok
[INFO] [stdout] test lexer::tests::lexes_equals ... ok
[INFO] [stdout] test grammar::item::fn_::tests::return_type_arrow_without_type_is_error ... ok
[INFO] [stdout] test lexer::tests::lexes_fn ... ok
[INFO] [stdout] test lexer::tests::lexes_let ... ok
[INFO] [stdout] test lexer::tests::lexes_nothing ... ok
[INFO] [stdout] test lexer::tests::lexes_open_brace ... ok
[INFO] [stdout] test lexer::tests::lexes_open_paren ... ok
[INFO] [stdout] test lexer::tests::lexes_semicolon ... ok
[INFO] [stdout] test lexer::tests::lexes_struct ... ok
[INFO] [stdout] test lexer::tests::lexes_thin_arrow ... ok
[INFO] [stdout] test lexer::tests::lexes_trait ... ok
[INFO] [stdout] test lexer::tests::lifetimes_are_snake_case_with_quote ... ok
[INFO] [stdout] test lexer::tests::lifetimes_can_start_with_an_underscore ... ok
[INFO] [stdout] test lexer::tests::lifetimes_cannot_start_with_number ... ok
[INFO] [stdout] test lexer::tests::skips_carriage_returns ... ok
[INFO] [stdout] test lexer::tests::skips_line_feeds ... ok
[INFO] [stdout] test lexer::tests::skips_spaces ... ok
[INFO] [stdout] test lexer::tests::skips_tabs ... ok
[INFO] [stdout] test lexer::tests::types_are_pascal_case ... ok
[INFO] [stdout] test lexer::tests::types_can_start_with_an_underscore ... ok
[INFO] [stdout] test lexer::tests::types_cannot_start_with_number ... ok
[INFO] [stdout] test grammar::item::fn_::tests::parses_fn_def_with_semicolon_instead_of_body ... ok
[INFO] [stdout] test grammar::expr::tests::parses_tuple_with_unclosed_paren ... ok
[INFO] [stdout] test grammar::item::fn_::tests::parses_fn_def_with_empty_body ... ok
[INFO] [stdout] test grammar::item::struct_::tests::parses_unit_struct ... ok
[INFO] [stderr]    Doc-tests syntax-rust
[INFO] [stdout] test grammar::item::tests::eats_errors_until_finds_valid_keyword ... ok
[INFO] [stdout] test grammar::item::tests::eats_errors_until_close_brace ... ok
[INFO] [stdout] test grammar::item::tests::parses_function ... ok
[INFO] [stdout] test grammar::item::fn_::tests::parses_fn_def_with_return_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 54 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "824b664b81743e247e05e8334d566c37334867685ff75dcbe3c4a43599b58b43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "824b664b81743e247e05e8334d566c37334867685ff75dcbe3c4a43599b58b43", kill_on_drop: false }`
[INFO] [stdout] 824b664b81743e247e05e8334d566c37334867685ff75dcbe3c4a43599b58b43