[INFO] fetching crate sleigh2rust 0.1.6...
[INFO] checking sleigh2rust-0.1.6 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate sleigh2rust 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate sleigh2rust 0.1.6
[INFO] finished tweaking crates.io crate sleigh2rust 0.1.6
[INFO] tweaked toml for crates.io crate sleigh2rust 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sleigh2rust 0.1.6 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.12.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f27a643209bc875989bf43bfdf079d8e528a3267ae0231adecf5fc6c24c66321
[INFO] running `Command { std: "docker" "start" "-a" "f27a643209bc875989bf43bfdf079d8e528a3267ae0231adecf5fc6c24c66321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f27a643209bc875989bf43bfdf079d8e528a3267ae0231adecf5fc6c24c66321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f27a643209bc875989bf43bfdf079d8e528a3267ae0231adecf5fc6c24c66321", kill_on_drop: false }`
[INFO] [stdout] f27a643209bc875989bf43bfdf079d8e528a3267ae0231adecf5fc6c24c66321
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b8e0e1c02e3d4106dcae67d8fd4f5b01e0cc27468016e0b8501559de596c3e0
[INFO] running `Command { std: "docker" "start" "-a" "9b8e0e1c02e3d4106dcae67d8fd4f5b01e0cc27468016e0b8501559de596c3e0", kill_on_drop: false }`
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking ethnum v1.5.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking sleigh-rs v0.1.5
[INFO] [stderr]     Checking sleigh2rust v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SeparateTokens` is never constructed
[INFO] [stdout]  --> src/builder/formater.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct SeparateTokens<'a>(&'a str);
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `disassembly_fun` is never read
[INFO] [stdout]   --> src/builder/disassembler/constructor/mod.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct ConstructorStruct {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub disassembly_fun: Ident,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `display_param` is never read
[INFO] [stdout]   --> src/builder/disassembler/constructor/disassembly.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct DisassemblyDisplay<'a> {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub display_param: &'a Ident,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `root_tables` and `root_token_fields` are never read
[INFO] [stdout]    --> src/builder/disassembler/constructor/disassembly.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 195 | pub struct DisassemblyPattern<'a> {
[INFO] [stdout]     |            ------------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 200 |     pub root_tables: &'a IndexMap<sleigh_rs::TableId, Ident>,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 201 |     pub root_token_fields: &'a IndexMap<sleigh_rs::TokenFieldId, Ident>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `varnode_bytes` is never read
[INFO] [stdout]   --> src/builder/meaning.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct VarMeaning {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub varnode_bytes: NonZeroTypeU,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VarMeaning` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/builder/helper.rs:23:30
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let context_bytes = (usize::try_from(bits.len()).unwrap() + 7) / 8;
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SeparateTokens` is never constructed
[INFO] [stdout]  --> src/builder/formater.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct SeparateTokens<'a>(&'a str);
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `disassembly_fun` is never read
[INFO] [stdout]   --> src/builder/disassembler/constructor/mod.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct ConstructorStruct {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub disassembly_fun: Ident,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `display_param` is never read
[INFO] [stdout]   --> src/builder/disassembler/constructor/disassembly.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct DisassemblyDisplay<'a> {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub display_param: &'a Ident,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `root_tables` and `root_token_fields` are never read
[INFO] [stdout]    --> src/builder/disassembler/constructor/disassembly.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 195 | pub struct DisassemblyPattern<'a> {
[INFO] [stdout]     |            ------------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 200 |     pub root_tables: &'a IndexMap<sleigh_rs::TableId, Ident>,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 201 |     pub root_token_fields: &'a IndexMap<sleigh_rs::TokenFieldId, Ident>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `varnode_bytes` is never read
[INFO] [stdout]   --> src/builder/meaning.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct VarMeaning {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub varnode_bytes: NonZeroTypeU,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VarMeaning` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/builder/helper.rs:23:30
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let context_bytes = (usize::try_from(bits.len()).unwrap() + 7) / 8;
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sleigh2rust` (lib test) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `sleigh2rust` (lib) due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9b8e0e1c02e3d4106dcae67d8fd4f5b01e0cc27468016e0b8501559de596c3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b8e0e1c02e3d4106dcae67d8fd4f5b01e0cc27468016e0b8501559de596c3e0", kill_on_drop: false }`
[INFO] [stdout] 9b8e0e1c02e3d4106dcae67d8fd4f5b01e0cc27468016e0b8501559de596c3e0