[INFO] cloning repository https://github.com/Neotamandua/Sub-OCaml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Neotamandua/Sub-OCaml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeotamandua%2FSub-OCaml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeotamandua%2FSub-OCaml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 712e38df577812bcc235081e868b54e905c8b8fa
[INFO] testing Neotamandua/Sub-OCaml against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeotamandua%2FSub-OCaml" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Neotamandua/Sub-OCaml
[INFO] finished tweaking git repo https://github.com/Neotamandua/Sub-OCaml
[INFO] tweaked toml for git repo https://github.com/Neotamandua/Sub-OCaml written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Neotamandua/Sub-OCaml on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Neotamandua/Sub-OCaml 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a3ed889ae4c0a8fc6a15b024b22df86cc16711cb87aa346f2740f8416fc77bb
[INFO] running `Command { std: "docker" "start" "-a" "9a3ed889ae4c0a8fc6a15b024b22df86cc16711cb87aa346f2740f8416fc77bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a3ed889ae4c0a8fc6a15b024b22df86cc16711cb87aa346f2740f8416fc77bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a3ed889ae4c0a8fc6a15b024b22df86cc16711cb87aa346f2740f8416fc77bb", kill_on_drop: false }`
[INFO] [stdout] 9a3ed889ae4c0a8fc6a15b024b22df86cc16711cb87aa346f2740f8416fc77bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65ae025af1b861fcb5239dee28ee0713d33d5ce288b031f05179c407c809c60c
[INFO] running `Command { std: "docker" "start" "-a" "65ae025af1b861fcb5239dee28ee0713d33d5ce288b031f05179c407c809c60c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling thiserror v2.0.9
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.91
[INFO] [stderr]    Compiling thiserror-impl v2.0.9
[INFO] [stderr]    Compiling Sub-OCaml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Sub_OCaml` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `sub_ocaml`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]   --> src/lex.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         drop(iterator.next())
[INFO] [stdout]    |         ^^^^^---------------^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `Option<char>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]   --> src/lex.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 drop(iterator.nth(2));
[INFO] [stdout]    |                 ^^^^^---------------^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      argument has type `Option<char>`
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 65 -                 drop(iterator.nth(2));
[INFO] [stdout] 65 +                 let _ = iterator.nth(2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lex.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     drop(iterator.nth(index - 1));
[INFO] [stdout]     |     ^^^^^-----------------------^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          argument has type `Option<char>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 171 -     drop(iterator.nth(index - 1));
[INFO] [stdout] 171 +     let _ = iterator.nth(index - 1);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.30s
[INFO] running `Command { std: "docker" "inspect" "65ae025af1b861fcb5239dee28ee0713d33d5ce288b031f05179c407c809c60c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65ae025af1b861fcb5239dee28ee0713d33d5ce288b031f05179c407c809c60c", kill_on_drop: false }`
[INFO] [stdout] 65ae025af1b861fcb5239dee28ee0713d33d5ce288b031f05179c407c809c60c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba462518b4107c57281c5e33c24f78618feb0c40f56028f8a40e8238ce15441d
[INFO] running `Command { std: "docker" "start" "-a" "ba462518b4107c57281c5e33c24f78618feb0c40f56028f8a40e8238ce15441d", kill_on_drop: false }`
[INFO] [stdout] warning: crate `Sub_OCaml` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `sub_ocaml`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]   --> src/lex.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         drop(iterator.next())
[INFO] [stdout]    |         ^^^^^---------------^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `Option<char>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]   --> src/lex.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 drop(iterator.nth(2));
[INFO] [stdout]    |                 ^^^^^---------------^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      argument has type `Option<char>`
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 65 -                 drop(iterator.nth(2));
[INFO] [stdout] 65 +                 let _ = iterator.nth(2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lex.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     drop(iterator.nth(index - 1));
[INFO] [stdout]     |     ^^^^^-----------------------^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          argument has type `Option<char>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 171 -     drop(iterator.nth(index - 1));
[INFO] [stdout] 171 +     let _ = iterator.nth(index - 1);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling Sub-OCaml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]   --> src/lex.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         drop(iterator.next())
[INFO] [stdout]    |         ^^^^^---------------^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `Option<char>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]   --> src/lex.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 drop(iterator.nth(2));
[INFO] [stdout]    |                 ^^^^^---------------^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      argument has type `Option<char>`
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 65 -                 drop(iterator.nth(2));
[INFO] [stdout] 65 +                 let _ = iterator.nth(2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lex.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     drop(iterator.nth(index - 1));
[INFO] [stdout]     |     ^^^^^-----------------------^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          argument has type `Option<char>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 171 -     drop(iterator.nth(index - 1));
[INFO] [stdout] 171 +     let _ = iterator.nth(index - 1);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "ba462518b4107c57281c5e33c24f78618feb0c40f56028f8a40e8238ce15441d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba462518b4107c57281c5e33c24f78618feb0c40f56028f8a40e8238ce15441d", kill_on_drop: false }`
[INFO] [stdout] ba462518b4107c57281c5e33c24f78618feb0c40f56028f8a40e8238ce15441d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0cb10e68fb8f4fbc716d5acf0820b1ee322a8b97e54aeede7d3f9e9f2e3621fc
[INFO] running `Command { std: "docker" "start" "-a" "0cb10e68fb8f4fbc716d5acf0820b1ee322a8b97e54aeede7d3f9e9f2e3621fc", kill_on_drop: false }`
[INFO] [stderr] warning: crate `Sub_OCaml` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `sub_ocaml`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stderr]   --> src/lex.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         drop(iterator.next())
[INFO] [stderr]    |         ^^^^^---------------^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              argument has type `Option<char>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]    = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stderr]   --> src/lex.rs:65:17
[INFO] [stderr]    |
[INFO] [stderr] 65 |                 drop(iterator.nth(2));
[INFO] [stderr]    |                 ^^^^^---------------^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      argument has type `Option<char>`
[INFO] [stderr]    |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]    |
[INFO] [stderr] 65 -                 drop(iterator.nth(2));
[INFO] [stderr] 65 +                 let _ = iterator.nth(2);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/lex.rs:171:5
[INFO] [stderr]     |
[INFO] [stderr] 171 |     drop(iterator.nth(index - 1));
[INFO] [stderr]     |     ^^^^^-----------------------^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          argument has type `Option<char>`
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 171 -     drop(iterator.nth(index - 1));
[INFO] [stderr] 171 +     let _ = iterator.nth(index - 1);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `Sub-OCaml` (lib) generated 4 warnings
[INFO] [stderr] warning: `Sub-OCaml` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/Sub_OCaml-5ea7c4608308af5f)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test lex::tests::test_keywords_only ... ok
[INFO] [stdout] test lex::tests::test_identifiers_only ... ok
[INFO] [stdout] test tests::test_all_bool_1 ... ok
[INFO] [stdout] test tests::test_all_int_1 ... ok
[INFO] [stdout] test tests::test_all_int_2 ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'tests::test_stack' (33) has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow, aborting
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/Sub_OCaml-5ea7c4608308af5f` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "0cb10e68fb8f4fbc716d5acf0820b1ee322a8b97e54aeede7d3f9e9f2e3621fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cb10e68fb8f4fbc716d5acf0820b1ee322a8b97e54aeede7d3f9e9f2e3621fc", kill_on_drop: false }`
[INFO] [stdout] 0cb10e68fb8f4fbc716d5acf0820b1ee322a8b97e54aeede7d3f9e9f2e3621fc
