[INFO] cloning repository https://github.com/snewcomer/lang-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/snewcomer/lang-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnewcomer%2Flang-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnewcomer%2Flang-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd89f0bb4aeb1cd129b0da346b6ec60c41c577c8
[INFO] testing snewcomer/lang-rs against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnewcomer%2Flang-rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/snewcomer/lang-rs on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/snewcomer/lang-rs
[INFO] finished tweaking git repo https://github.com/snewcomer/lang-rs
[INFO] tweaked toml for git repo https://github.com/snewcomer/lang-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/snewcomer/lang-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded beef v0.4.4
[INFO] [stderr]   Downloaded text-size v1.1.0
[INFO] [stderr]   Downloaded dissimilar v1.0.2
[INFO] [stderr]   Downloaded logos-derive v0.11.5
[INFO] [stderr]   Downloaded expect-test v1.1.0
[INFO] [stderr]   Downloaded drop_bomb v0.1.5
[INFO] [stderr]   Downloaded hashbrown v0.10.0
[INFO] [stderr]   Downloaded smol_str v0.1.17
[INFO] [stderr]   Downloaded logos v0.11.4
[INFO] [stderr]   Downloaded triomphe v0.1.2
[INFO] [stderr]   Downloaded rowan v0.10.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2604c691042710e74728492c2294b7c51d9e748c2a5e75927e181077e2f1f67
[INFO] running `Command { std: "docker" "start" "-a" "b2604c691042710e74728492c2294b7c51d9e748c2a5e75927e181077e2f1f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2604c691042710e74728492c2294b7c51d9e748c2a5e75927e181077e2f1f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2604c691042710e74728492c2294b7c51d9e748c2a5e75927e181077e2f1f67", kill_on_drop: false }`
[INFO] [stdout] b2604c691042710e74728492c2294b7c51d9e748c2a5e75927e181077e2f1f67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57f321c92910c86a89002ebde9ea7e9f9db6c8014d413f2e6f510ab10c6223aa
[INFO] running `Command { std: "docker" "start" "-a" "57f321c92910c86a89002ebde9ea7e9f9db6c8014d413f2e6f510ab10c6223aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling smol_str v0.1.17
[INFO] [stderr]    Compiling hashbrown v0.10.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling text-size v1.1.0
[INFO] [stderr]    Compiling drop_bomb v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling expect-test v1.1.0
[INFO] [stderr]    Compiling triomphe v0.1.2
[INFO] [stderr]    Compiling rowan v0.10.5
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling logos v0.11.4
[INFO] [stderr]    Compiling lang-rs-2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.20s
[INFO] running `Command { std: "docker" "inspect" "57f321c92910c86a89002ebde9ea7e9f9db6c8014d413f2e6f510ab10c6223aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f321c92910c86a89002ebde9ea7e9f9db6c8014d413f2e6f510ab10c6223aa", kill_on_drop: false }`
[INFO] [stdout] 57f321c92910c86a89002ebde9ea7e9f9db6c8014d413f2e6f510ab10c6223aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41a8c17acf9b5f5172c0f609aef5f4aefaafb2e4505438a494c1bb1bc934eedc
[INFO] running `Command { std: "docker" "start" "-a" "41a8c17acf9b5f5172c0f609aef5f4aefaafb2e4505438a494c1bb1bc934eedc", kill_on_drop: false }`
[INFO] [stderr]    Compiling lang-rs-2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "41a8c17acf9b5f5172c0f609aef5f4aefaafb2e4505438a494c1bb1bc934eedc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41a8c17acf9b5f5172c0f609aef5f4aefaafb2e4505438a494c1bb1bc934eedc", kill_on_drop: false }`
[INFO] [stdout] 41a8c17acf9b5f5172c0f609aef5f4aefaafb2e4505438a494c1bb1bc934eedc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7bc3a3fcb11a4d6c4d5b22e690d1da9b1b2ef96aad4e0188efe18bc213afcf23
[INFO] running `Command { std: "docker" "start" "-a" "7bc3a3fcb11a4d6c4d5b22e690d1da9b1b2ef96aad4e0188efe18bc213afcf23", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lang_rs_2-8d7e9048cdacb488)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test lexer::tests::lex_left_brace ... ok
[INFO] [stdout] test lexer::tests::lex_left_paren ... ok
[INFO] [stdout] test lexer::tests::lex_let_keyword ... ok
[INFO] [stdout] test lexer::tests::lex_plus ... ok
[INFO] [stdout] test lexer::tests::lex_slash ... ok
[INFO] [stdout] test lexer::tests::lex_star ... ok
[INFO] [stdout] test lexer::tests::lex_alphanumeric_identifier ... ok
[INFO] [stdout] test lexer::tests::lex_spaces_and_newlines ... ok
[INFO] [stdout] test lexer::tests::lex_right_brace ... ok
[INFO] [stdout] test lexer::tests::lex_comment ... ok
[INFO] [stdout] test lexer::tests::lex_right_paren ... ok
[INFO] [stdout] test lexer::tests::lex_fn_keyword ... ok
[INFO] [stdout] test lexer::tests::lex_spaces ... ok
[INFO] [stdout] test parser::expr::tests::parse_binary_expression_interspersed_with_comments ... ok
[INFO] [stdout] test parser::expr::tests::parentheses_affect_precedence ... ok
[INFO] [stdout] test lexer::tests::lex_single_char_identifier ... ok
[INFO] [stdout] test lexer::tests::lex_mixed_case_identifier ... ok
[INFO] [stdout] test lexer::tests::lex_equals ... ok
[INFO] [stdout] test lexer::tests::lex_number ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lang_rs_2-952c04408702a314)
[INFO] [stdout] test parser::expr::tests::parse_binary_expression_with_mixed_binding_power ... ok
[INFO] [stderr]    Doc-tests lang-rs-2
[INFO] [stdout] test parser::expr::tests::negation_has_higher_binding_power_than_infix_operators ... ok
[INFO] [stdout] test lexer::tests::lex_minus ... ok
[INFO] [stdout] test parser::expr::tests::parse_binary_expression_with_whitespace ... ok
[INFO] [stdout] test parser::expr::tests::parse_number_preceded_by_whitespace ... ok
[INFO] [stdout] test parser::expr::tests::parse_number_surrounded_by_whitespace ... ok
[INFO] [stdout] test parser::expr::tests::parse_simple_binary_expression ... ok
[INFO] [stdout] test parser::expr::tests::parse_variable_ref ... ok
[INFO] [stdout] test parser::tests::parse_comment ... ok
[INFO] [stdout] test parser::tests::parse_nothing ... ok
[INFO] [stdout] test parser::tests::parse_whitespace ... ok
[INFO] [stdout] test parser::expr::tests::parse_number_followed_by_whitespace ... ok
[INFO] [stdout] test parser::expr::tests::parse_number ... ok
[INFO] [stdout] test parser::expr::tests::parse_negation ... ok
[INFO] [stdout] test parser::expr::tests::parse_nested_parentheses ... ok
[INFO] [stdout] test parser::expr::tests::parse_left_associative_binary_expression ... ok
[INFO] [stdout] test lexer::tests::lex_alphabetic_identifier ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[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; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7bc3a3fcb11a4d6c4d5b22e690d1da9b1b2ef96aad4e0188efe18bc213afcf23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bc3a3fcb11a4d6c4d5b22e690d1da9b1b2ef96aad4e0188efe18bc213afcf23", kill_on_drop: false }`
[INFO] [stdout] 7bc3a3fcb11a4d6c4d5b22e690d1da9b1b2ef96aad4e0188efe18bc213afcf23