[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 master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeotamandua%2FSub-OCaml" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/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-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Neotamandua/Sub-OCaml on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bd1b8cd839dc1750cf35822dc047c488ec833e009b12c2533c2f10bf10d32d4
[INFO] running `Command { std: "docker" "start" "-a" "6bd1b8cd839dc1750cf35822dc047c488ec833e009b12c2533c2f10bf10d32d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bd1b8cd839dc1750cf35822dc047c488ec833e009b12c2533c2f10bf10d32d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bd1b8cd839dc1750cf35822dc047c488ec833e009b12c2533c2f10bf10d32d4", kill_on_drop: false }`
[INFO] [stdout] 6bd1b8cd839dc1750cf35822dc047c488ec833e009b12c2533c2f10bf10d32d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c3e5516e8572663aa3380fd6355e19217581d151c1fcda8f04671c481da2a62
[INFO] running `Command { std: "docker" "start" "-a" "6c3e5516e8572663aa3380fd6355e19217581d151c1fcda8f04671c481da2a62", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v2.0.9
[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 5.25s
[INFO] running `Command { std: "docker" "inspect" "6c3e5516e8572663aa3380fd6355e19217581d151c1fcda8f04671c481da2a62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3e5516e8572663aa3380fd6355e19217581d151c1fcda8f04671c481da2a62", kill_on_drop: false }`
[INFO] [stdout] 6c3e5516e8572663aa3380fd6355e19217581d151c1fcda8f04671c481da2a62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82af70a510b24788258638e8666d859fafb4c0062fabd944a2562736c62ae54a
[INFO] running `Command { std: "docker" "start" "-a" "82af70a510b24788258638e8666d859fafb4c0062fabd944a2562736c62ae54a", 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 1.23s
[INFO] running `Command { std: "docker" "inspect" "82af70a510b24788258638e8666d859fafb4c0062fabd944a2562736c62ae54a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82af70a510b24788258638e8666d859fafb4c0062fabd944a2562736c62ae54a", kill_on_drop: false }`
[INFO] [stdout] 82af70a510b24788258638e8666d859fafb4c0062fabd944a2562736c62ae54a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 77fb3202d115fe357aaed301ede8fb06d69fa0f47df761bc3870b5f2c70e9216
[INFO] running `Command { std: "docker" "start" "-a" "77fb3202d115fe357aaed301ede8fb06d69fa0f47df761bc3870b5f2c70e9216", 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 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/Sub_OCaml-84468dc6f488adb1)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stderr] 
[INFO] [stdout] test lex::tests::mixed_test ... ok
[INFO] [stderr] thread 'tests::test_stack' (25) has overflowed its stack
[INFO] [stdout] test lex::tests::test_identifiers_only ... ok
[INFO] [stderr] fatal runtime error: stack overflow, aborting
[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] [stdout] test lex::tests::test_number_only ... ok
[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-84468dc6f488adb1` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "77fb3202d115fe357aaed301ede8fb06d69fa0f47df761bc3870b5f2c70e9216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77fb3202d115fe357aaed301ede8fb06d69fa0f47df761bc3870b5f2c70e9216", kill_on_drop: false }`
[INFO] [stdout] 77fb3202d115fe357aaed301ede8fb06d69fa0f47df761bc3870b5f2c70e9216
