[INFO] cloning repository https://github.com/Bravo555/math-parser-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bravo555/math-parser-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBravo555%2Fmath-parser-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBravo555%2Fmath-parser-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef85e5538ba640f786a5ac503aef91892f2d6a0b
[INFO] testing Bravo555/math-parser-rs against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBravo555%2Fmath-parser-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bravo555/math-parser-rs on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bravo555/math-parser-rs
[INFO] finished tweaking git repo https://github.com/Bravo555/math-parser-rs
[INFO] tweaked toml for git repo https://github.com/Bravo555/math-parser-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Bravo555/math-parser-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94caeb6b93f5d05a866ecfc0714494f2c48257795252005c04108edc71d69b50
[INFO] running `Command { std: "docker" "start" "-a" "94caeb6b93f5d05a866ecfc0714494f2c48257795252005c04108edc71d69b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94caeb6b93f5d05a866ecfc0714494f2c48257795252005c04108edc71d69b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94caeb6b93f5d05a866ecfc0714494f2c48257795252005c04108edc71d69b50", kill_on_drop: false }`
[INFO] [stdout] 94caeb6b93f5d05a866ecfc0714494f2c48257795252005c04108edc71d69b50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82eef1cb62e16f1b86f9202f57ba3ea9f601dc5fece97877590e56c9fb1fd15d
[INFO] running `Command { std: "docker" "start" "-a" "82eef1cb62e16f1b86f9202f57ba3ea9f601dc5fece97877590e56c9fb1fd15d", kill_on_drop: false }`
[INFO] [stderr]    Compiling math-parser-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/token.rs:59:16
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn parse_token(text: &str) -> Option<(Token, &str)> {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/token.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn new(text: &str) -> Tokens {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "82eef1cb62e16f1b86f9202f57ba3ea9f601dc5fece97877590e56c9fb1fd15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82eef1cb62e16f1b86f9202f57ba3ea9f601dc5fece97877590e56c9fb1fd15d", kill_on_drop: false }`
[INFO] [stdout] 82eef1cb62e16f1b86f9202f57ba3ea9f601dc5fece97877590e56c9fb1fd15d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a70cc4be4b64c220f4cffa8c50aa34f8aa1dc74e63b990d52fd9b1e25ef1834
[INFO] running `Command { std: "docker" "start" "-a" "8a70cc4be4b64c220f4cffa8c50aa34f8aa1dc74e63b990d52fd9b1e25ef1834", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/token.rs:59:16
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn parse_token(text: &str) -> Option<(Token, &str)> {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/token.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn new(text: &str) -> Tokens {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling math-parser-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/token.rs:59:16
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn parse_token(text: &str) -> Option<(Token, &str)> {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/token.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn new(text: &str) -> Tokens {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "8a70cc4be4b64c220f4cffa8c50aa34f8aa1dc74e63b990d52fd9b1e25ef1834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a70cc4be4b64c220f4cffa8c50aa34f8aa1dc74e63b990d52fd9b1e25ef1834", kill_on_drop: false }`
[INFO] [stdout] 8a70cc4be4b64c220f4cffa8c50aa34f8aa1dc74e63b990d52fd9b1e25ef1834
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6b94b5b480b8e6ff1a4bf602f6e0643387c6e51b585bccfc8d7cd9c8e69e3837
[INFO] running `Command { std: "docker" "start" "-a" "6b94b5b480b8e6ff1a4bf602f6e0643387c6e51b585bccfc8d7cd9c8e69e3837", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/token.rs:59:16
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn parse_token(text: &str) -> Option<(Token, &str)> {
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/token.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn new(text: &str) -> Tokens {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stdout] running 10 tests
[INFO] [stderr]   --> src/token.rs:59:16
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn parse_token(text: &str) -> Option<(Token, &str)> {
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/token.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn new(text: &str) -> Tokens {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/math_parser-5b2420cc5cafa35a)
[INFO] [stdout] test syntax_tree::tests::errors_for_too_much_operators ... ok
[INFO] [stdout] test syntax_tree::tests::ast_two_plus_two_plus_two ... ok
[INFO] [stdout] test token::tests::handle_whitespace ... ok
[INFO] [stdout] test token::tests::multi_integer_numbers ... ok
[INFO] [stdout] test token::tests::two_plus_two ... ok
[INFO] [stdout] test syntax_tree::tests::ast_two_plus_two ... ok
[INFO] [stdout] test token::tests::space_separated_tokens ... ok
[INFO] [stdout] test syntax_tree::tests::test_left_associativity_operators ... ok
[INFO] [stdout] test syntax_tree::tests::errors_for_too_much_values ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/math_parser_rs-3bdd1b4902e8340c)
[INFO] [stdout] test token::tests::works_for_not_space_separated_input ... ok
[INFO] [stderr]    Doc-tests math_parser
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "6b94b5b480b8e6ff1a4bf602f6e0643387c6e51b585bccfc8d7cd9c8e69e3837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b94b5b480b8e6ff1a4bf602f6e0643387c6e51b585bccfc8d7cd9c8e69e3837", kill_on_drop: false }`
[INFO] [stdout] 6b94b5b480b8e6ff1a4bf602f6e0643387c6e51b585bccfc8d7cd9c8e69e3837