[INFO] fetching crate sleigh2rust 0.1.6...
[INFO] checking sleigh2rust-0.1.6 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate sleigh2rust 0.1.6 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate sleigh2rust 0.1.6 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding radium v0.7.0 (latest: v1.1.0)
[INFO] [stderr]       Adding wyz v0.5.1 (latest: v0.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sleigh-rs v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17814a52aeede9f338db65a38def617a2e6596ce143284af98be058bf6933c74
[INFO] running `Command { std: "docker" "start" "-a" "17814a52aeede9f338db65a38def617a2e6596ce143284af98be058bf6933c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17814a52aeede9f338db65a38def617a2e6596ce143284af98be058bf6933c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17814a52aeede9f338db65a38def617a2e6596ce143284af98be058bf6933c74", kill_on_drop: false }`
[INFO] [stdout] 17814a52aeede9f338db65a38def617a2e6596ce143284af98be058bf6933c74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55eca712c9f6bb7c52680cd8806630a74754d13a25472f2ec7ba6d1db935a65c
[INFO] running `Command { std: "docker" "start" "-a" "55eca712c9f6bb7c52680cd8806630a74754d13a25472f2ec7ba6d1db935a65c", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking ethnum v1.5.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking thiserror v1.0.58
[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)]` 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] 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)]` 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] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "55eca712c9f6bb7c52680cd8806630a74754d13a25472f2ec7ba6d1db935a65c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55eca712c9f6bb7c52680cd8806630a74754d13a25472f2ec7ba6d1db935a65c", kill_on_drop: false }`
[INFO] [stdout] 55eca712c9f6bb7c52680cd8806630a74754d13a25472f2ec7ba6d1db935a65c