[INFO] cloning repository https://github.com/Moooover/calc-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Moooover/calc-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoooover%2Fcalc-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoooover%2Fcalc-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 496fb7561ef95d6539b07c7af7706bdf207ef8d1
[INFO] checking Moooover/calc-parser against try#da4929024a7261062885cb3209c9d7fdc919d233 for pr-135536
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoooover%2Fcalc-parser" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Moooover/calc-parser on toolchain da4929024a7261062885cb3209c9d7fdc919d233
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Moooover/calc-parser
[INFO] finished tweaking git repo https://github.com/Moooover/calc-parser
[INFO] tweaked toml for git repo https://github.com/Moooover/calc-parser written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Moooover/calc-parser 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" "+da4929024a7261062885cb3209c9d7fdc919d233" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59c4b3adb739d2c2dbbec2260311eaee47228e2feec8265df41b15b6a7ecfad2
[INFO] running `Command { std: "docker" "start" "-a" "59c4b3adb739d2c2dbbec2260311eaee47228e2feec8265df41b15b6a7ecfad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59c4b3adb739d2c2dbbec2260311eaee47228e2feec8265df41b15b6a7ecfad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c4b3adb739d2c2dbbec2260311eaee47228e2feec8265df41b15b6a7ecfad2", kill_on_drop: false }`
[INFO] [stdout] 59c4b3adb739d2c2dbbec2260311eaee47228e2feec8265df41b15b6a7ecfad2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 842ccc0500062dd4b0e9382ab6081928d9cfa255243fcb49cabc721c5759d35a
[INFO] running `Command { std: "docker" "start" "-a" "842ccc0500062dd4b0e9382ab6081928d9cfa255243fcb49cabc721c5759d35a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parser_generator_impl v0.1.0 (/opt/rustwide/workdir/parser_generator_impl)
[INFO] [stdout] error[E0277]: can't compare `std::string::String` with `&std::string::String`
[INFO] [stdout]    --> parser_generator_impl/src/production.rs:698:32
[INFO] [stdout]     |
[INFO] [stdout] 698 |         prod_name1.partial_cmp(&prod_name2)
[INFO] [stdout]     |                    ----------- ^^^^^^^^^^^ no implementation for `std::string::String < &std::string::String` and `std::string::String > &std::string::String`
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `PartialOrd<&std::string::String>` is not implemented for `std::string::String`
[INFO] [stdout]     = help: the following other types implement trait `PartialOrd<Rhs>`:
[INFO] [stdout]               `&std::string::String` implements `PartialOrd<Cow<'_, str>>`
[INFO] [stdout]               `&std::string::String` implements `PartialOrd<str>`
[INFO] [stdout]               `std::string::String` implements `PartialOrd<&str>`
[INFO] [stdout]               `std::string::String` implements `PartialOrd<Cow<'_, str>>`
[INFO] [stdout]               `std::string::String` implements `PartialOrd<str>`
[INFO] [stdout]               `std::string::String` implements `PartialOrd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parser_generator_impl` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "842ccc0500062dd4b0e9382ab6081928d9cfa255243fcb49cabc721c5759d35a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "842ccc0500062dd4b0e9382ab6081928d9cfa255243fcb49cabc721c5759d35a", kill_on_drop: false }`
[INFO] [stdout] 842ccc0500062dd4b0e9382ab6081928d9cfa255243fcb49cabc721c5759d35a