[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 try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnewcomer%2Flang-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/snewcomer/lang-rs on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded triomphe v0.1.2
[INFO] [stderr]   Downloaded rowan v0.10.5
[INFO] [stderr]   Downloaded hashbrown v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 902e98adc0df35ffbb92b87f5eff01cf282d870e36bfea2599df180d21a39d8f
[INFO] running `Command { std: "docker" "start" "-a" "902e98adc0df35ffbb92b87f5eff01cf282d870e36bfea2599df180d21a39d8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "902e98adc0df35ffbb92b87f5eff01cf282d870e36bfea2599df180d21a39d8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902e98adc0df35ffbb92b87f5eff01cf282d870e36bfea2599df180d21a39d8f", kill_on_drop: false }`
[INFO] [stdout] 902e98adc0df35ffbb92b87f5eff01cf282d870e36bfea2599df180d21a39d8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", 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] 4cec14a6717fb74d165cbb9b0b8a089869f65d934bd46a69e2bd3e564bfa34ea
[INFO] running `Command { std: "docker" "start" "-a" "4cec14a6717fb74d165cbb9b0b8a089869f65d934bd46a69e2bd3e564bfa34ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling smol_str v0.1.17
[INFO] [stderr]    Compiling hashbrown v0.10.0
[INFO] [stderr]    Compiling dissimilar v1.0.2
[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 expect-test v1.1.0
[INFO] [stderr]    Compiling quote v1.0.8
[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 44.34s
[INFO] running `Command { std: "docker" "inspect" "4cec14a6717fb74d165cbb9b0b8a089869f65d934bd46a69e2bd3e564bfa34ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cec14a6717fb74d165cbb9b0b8a089869f65d934bd46a69e2bd3e564bfa34ea", kill_on_drop: false }`
[INFO] [stdout] 4cec14a6717fb74d165cbb9b0b8a089869f65d934bd46a69e2bd3e564bfa34ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 000818419b674146ffbef82a86ce668f702aed0cff890c834b5097c72fcd3f52
[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" "000818419b674146ffbef82a86ce668f702aed0cff890c834b5097c72fcd3f52", 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 2.22s
[INFO] running `Command { std: "docker" "inspect" "000818419b674146ffbef82a86ce668f702aed0cff890c834b5097c72fcd3f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "000818419b674146ffbef82a86ce668f702aed0cff890c834b5097c72fcd3f52", kill_on_drop: false }`
[INFO] [stdout] 000818419b674146ffbef82a86ce668f702aed0cff890c834b5097c72fcd3f52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e276ad62517e00508348b880c4746e8b1ea9d6e4ab09d72479ccc856f2398bb4
[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" "e276ad62517e00508348b880c4746e8b1ea9d6e4ab09d72479ccc856f2398bb4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 36 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lang_rs_2-0141d0176dc7a4ec)
[INFO] [stdout] test lexer::tests::lex_alphabetic_identifier ... ok
[INFO] [stdout] test lexer::tests::lex_comment ... ok
[INFO] [stdout] test lexer::tests::lex_let_keyword ... ok
[INFO] [stdout] test lexer::tests::lex_mixed_case_identifier ... ok
[INFO] [stdout] test lexer::tests::lex_minus ... ok
[INFO] [stdout] test lexer::tests::lex_plus ... ok
[INFO] [stdout] test lexer::tests::lex_number ... ok
[INFO] [stdout] test lexer::tests::lex_right_brace ... ok
[INFO] [stdout] test lexer::tests::lex_right_paren ... ok
[INFO] [stdout] test lexer::tests::lex_single_char_identifier ... ok
[INFO] [stdout] test lexer::tests::lex_slash ... ok
[INFO] [stdout] test lexer::tests::lex_spaces ... ok
[INFO] [stdout] test lexer::tests::lex_spaces_and_newlines ... ok
[INFO] [stdout] test lexer::tests::lex_star ... ok
[INFO] [stdout] test parser::expr::tests::negation_has_higher_binding_power_than_infix_operators ... ok
[INFO] [stdout] test lexer::tests::lex_equals ... ok
[INFO] [stdout] test lexer::tests::lex_left_brace ... ok
[INFO] [stdout] test lexer::tests::lex_left_paren ... ok
[INFO] [stdout] test lexer::tests::lex_fn_keyword ... ok
[INFO] [stdout] test parser::expr::tests::parse_binary_expression_with_whitespace ... ok
[INFO] [stdout] test parser::expr::tests::parse_binary_expression_interspersed_with_comments ... ok
[INFO] [stdout] test parser::expr::tests::parse_binary_expression_with_mixed_binding_power ... ok
[INFO] [stdout] test parser::expr::tests::parentheses_affect_precedence ... ok
[INFO] [stdout] test parser::expr::tests::parse_number ... ok
[INFO] [stdout] test parser::expr::tests::parse_number_preceded_by_whitespace ... ok
[INFO] [stdout] test lexer::tests::lex_alphanumeric_identifier ... ok
[INFO] [stdout] test parser::tests::parse_whitespace ... ok
[INFO] [stdout] test parser::expr::tests::parse_variable_ref ... ok
[INFO] [stdout] test parser::expr::tests::parse_simple_binary_expression ... ok
[INFO] [stdout] test parser::expr::tests::parse_negation ... ok
[INFO] [stdout] test parser::tests::parse_comment ... ok
[INFO] [stdout] test parser::expr::tests::parse_number_followed_by_whitespace ... ok
[INFO] [stdout] test parser::expr::tests::parse_number_surrounded_by_whitespace ... ok
[INFO] [stdout] test parser::expr::tests::parse_left_associative_binary_expression ... ok
[INFO] [stdout] test parser::expr::tests::parse_nested_parentheses ... ok
[INFO] [stdout] test parser::tests::parse_nothing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lang_rs_2-db94bad12c71e88a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lang-rs-2
[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" "e276ad62517e00508348b880c4746e8b1ea9d6e4ab09d72479ccc856f2398bb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e276ad62517e00508348b880c4746e8b1ea9d6e4ab09d72479ccc856f2398bb4", kill_on_drop: false }`
[INFO] [stdout] e276ad62517e00508348b880c4746e8b1ea9d6e4ab09d72479ccc856f2398bb4