[INFO] fetching crate math-parse 1.0.2...
[INFO] testing math-parse-1.0.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate math-parse 1.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate math-parse 1.0.2
[INFO] finished tweaking crates.io crate math-parse 1.0.2
[INFO] tweaked toml for crates.io crate math-parse 1.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate math-parse 1.0.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate math-parse 1.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37e7d8ec1851d088e6f21d64ac12759b95115cca176ed4ba969397144642f03e
[INFO] running `Command { std: "docker" "start" "-a" "37e7d8ec1851d088e6f21d64ac12759b95115cca176ed4ba969397144642f03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37e7d8ec1851d088e6f21d64ac12759b95115cca176ed4ba969397144642f03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37e7d8ec1851d088e6f21d64ac12759b95115cca176ed4ba969397144642f03e", kill_on_drop: false }`
[INFO] [stdout] 37e7d8ec1851d088e6f21d64ac12759b95115cca176ed4ba969397144642f03e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 34f9c940eb5a62464f4cacfa7a59504965f659ca0b105aa4b68425c36a7787b7
[INFO] running `Command { std: "docker" "start" "-a" "34f9c940eb5a62464f4cacfa7a59504965f659ca0b105aa4b68425c36a7787b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling math-parse v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "34f9c940eb5a62464f4cacfa7a59504965f659ca0b105aa4b68425c36a7787b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34f9c940eb5a62464f4cacfa7a59504965f659ca0b105aa4b68425c36a7787b7", kill_on_drop: false }`
[INFO] [stdout] 34f9c940eb5a62464f4cacfa7a59504965f659ca0b105aa4b68425c36a7787b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 398451f19e19a35cd74298d8dcf22ed4dc5090cfffb3af0066d4c3fc7e4a3295
[INFO] running `Command { std: "docker" "start" "-a" "398451f19e19a35cd74298d8dcf22ed4dc5090cfffb3af0066d4c3fc7e4a3295", kill_on_drop: false }`
[INFO] [stderr]    Compiling math-parse v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of a double negation
[INFO] [stdout]    --> src/lib.rs:558:31
[INFO] [stdout]     |
[INFO] [stdout] 558 |     compute_int("-−-+++-a", ----a);
[INFO] [stdout]     |                               ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the prefix `--` could be misinterpreted as a decrement operator which exists in other languages
[INFO] [stdout]     = note: use `-= 1` if you meant to decrement the value
[INFO] [stdout]     = note: `#[warn(double_negations)]` on by default
[INFO] [stdout] help: add parentheses for clarity
[INFO] [stdout]     |
[INFO] [stdout] 558 |     compute_int("-−-+++-a", ---(-a));
[INFO] [stdout]     |                                +  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:498:14
[INFO] [stdout]     |
[INFO] [stdout] 498 | fn name_p(s: &str) -> tokenize::MathValue {
[INFO] [stdout]     |              ^^^^     ------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |              |
[INFO] [stdout]     |              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 498 | fn name_p(s: &str) -> tokenize::MathValue<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "398451f19e19a35cd74298d8dcf22ed4dc5090cfffb3af0066d4c3fc7e4a3295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "398451f19e19a35cd74298d8dcf22ed4dc5090cfffb3af0066d4c3fc7e4a3295", kill_on_drop: false }`
[INFO] [stdout] 398451f19e19a35cd74298d8dcf22ed4dc5090cfffb3af0066d4c3fc7e4a3295
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] a92f36d25535d69ffc3deb11e8d14c21d6cb5ef46482d1f6499dd4f3085c4332
[INFO] running `Command { std: "docker" "start" "-a" "a92f36d25535d69ffc3deb11e8d14c21d6cb5ef46482d1f6499dd4f3085c4332", kill_on_drop: false }`
[INFO] [stderr] warning: use of a double negation
[INFO] [stderr]    --> src/lib.rs:558:31
[INFO] [stderr]     |
[INFO] [stderr] 558 |     compute_int("-−-+++-a", ----a);
[INFO] [stderr]     |                               ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the prefix `--` could be misinterpreted as a decrement operator which exists in other languages
[INFO] [stderr]     = note: use `-= 1` if you meant to decrement the value
[INFO] [stderr]     = note: `#[warn(double_negations)]` on by default
[INFO] [stderr] help: add parentheses for clarity
[INFO] [stderr]     |
[INFO] [stderr] 558 |     compute_int("-−-+++-a", ---(-a));
[INFO] [stderr]     |                                +  +
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:498:14
[INFO] [stderr]     |
[INFO] [stderr] 498 | fn name_p(s: &str) -> tokenize::MathValue {
[INFO] [stderr]     |              ^^^^     ------------------- the lifetime gets resolved as `'_`
[INFO] [stderr]     |              |
[INFO] [stderr]     |              this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 498 | fn name_p(s: &str) -> tokenize::MathValue<'_> {
[INFO] [stderr]     |                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `math-parse` (lib test) generated 2 warnings (run `cargo fix --lib -p math-parse --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/math_parse-c235c40040ffb943)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test rpn_stack_manipulation::test_pop ... ok
[INFO] [stderr]      Running unittests src/example.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/math_parse_example-0dd2177f75c46ef7)
[INFO] [stderr]      Running tests/test_big.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/test_big-1c3dcd8f8b3ce8a4)
[INFO] [stdout] test solve::test_math_compute ... ok
[INFO] [stdout] test solve::test_reading_numbers ... ok
[INFO] [stdout] test solve::test_errors ... ok
[INFO] [stdout] test test_butchered_rpn ... ok
[INFO] [stdout] test test_operator_hints ... ok
[INFO] [stdout] test test_misc_errors ... ok
[INFO] [stdout] test parse::test_math_parse ... ok
[INFO] [stdout] test solve::test_read_named_variables ... ok
[INFO] [stdout] test test_to_rpn ... ok
[INFO] [stdout] test test_api ... ok
[INFO] [stdout] test tree::test_parse_to_tree ... ok
[INFO] [stdout] test tokenize::test_math_token ... ok
[INFO] [stdout] test test_math_compute ... ok
[INFO] [stdout] test test_readme_example ... ok
[INFO] [stdout] test test_bitwise_on_float ... ok
[INFO] [stdout] test parse_rpn::test_parse_rpn ... ok
[INFO] [stdout] test test_parse_rpn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_big_int ... ok
[INFO] [stdout] test test_huge_int ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 42.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a92f36d25535d69ffc3deb11e8d14c21d6cb5ef46482d1f6499dd4f3085c4332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a92f36d25535d69ffc3deb11e8d14c21d6cb5ef46482d1f6499dd4f3085c4332", kill_on_drop: false }`
[INFO] [stdout] a92f36d25535d69ffc3deb11e8d14c21d6cb5ef46482d1f6499dd4f3085c4332