[INFO] fetching crate cargo-disasm 0.6.0...
[INFO] checking cargo-disasm-0.6.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate cargo-disasm 0.6.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate cargo-disasm 0.6.0
[INFO] finished tweaking crates.io crate cargo-disasm 0.6.0
[INFO] tweaked toml for crates.io crate cargo-disasm 0.6.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-disasm 0.6.0 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] crate crates.io crate cargo-disasm 0.6.0 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" "+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] 3f77bb88aea01c6b7019832101659e5723a4edf54bc4066c2cdb6c58893d11ec
[INFO] running `Command { std: "docker" "start" "-a" "3f77bb88aea01c6b7019832101659e5723a4edf54bc4066c2cdb6c58893d11ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f77bb88aea01c6b7019832101659e5723a4edf54bc4066c2cdb6c58893d11ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f77bb88aea01c6b7019832101659e5723a4edf54bc4066c2cdb6c58893d11ec", kill_on_drop: false }`
[INFO] [stdout] 3f77bb88aea01c6b7019832101659e5723a4edf54bc4066c2cdb6c58893d11ec
[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] 9bb5a0a7e129cb8444a37245ae23b57d7ab45f88ba8178ede438fc9f07edf23b
[INFO] running `Command { std: "docker" "start" "-a" "9bb5a0a7e129cb8444a37245ae23b57d7ab45f88ba8178ede438fc9f07edf23b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ucd-trie v0.1.5
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.97
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking os_str_bytes v6.5.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking shellexpand v2.1.2
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling ep-capstone v0.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking pest v2.6.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking goblin v0.2.3
[INFO] [stderr]     Checking pdb v0.6.0
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking cargo_metadata v0.12.3
[INFO] [stderr]     Checking cargo-disasm v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `dwarf_path`, `dsym_path`, and `pdb_path` are never read
[INFO] [stdout]    --> src/disasm/binary/mod.rs:694:9
[INFO] [stdout]     |
[INFO] [stdout] 689 | pub struct SearchOptions<'a> {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 694 |     pub dwarf_path: Option<&'a Path>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 698 |     pub dsym_path: Option<&'a Path>,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 701 |     pub pdb_path: Option<&'a Path>,
[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 `0` is never read
[INFO] [stdout]   --> src/disasm/anal/mod.rs:15:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Internal(usize),
[INFO] [stdout]    |     -------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Jump` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 15 -     Internal(usize),
[INFO] [stdout] 15 +     Internal(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/app/cli.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub symbol: String,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/app/cli.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub binary_path: Option<PathBuf>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/app/cli.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub symbol_sources: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/app/cli.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub manifest_path: Option<PathBuf>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/app/cli.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub package: Option<String>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/app/cli.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub target_name: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `dwarf_path`, `dsym_path`, and `pdb_path` are never read
[INFO] [stdout]    --> src/disasm/binary/mod.rs:694:9
[INFO] [stdout]     |
[INFO] [stdout] 689 | pub struct SearchOptions<'a> {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 694 |     pub dwarf_path: Option<&'a Path>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 698 |     pub dsym_path: Option<&'a Path>,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 701 |     pub pdb_path: Option<&'a Path>,
[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 `0` is never read
[INFO] [stdout]   --> src/disasm/anal/mod.rs:15:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Internal(usize),
[INFO] [stdout]    |     -------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Jump` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 15 -     Internal(usize),
[INFO] [stdout] 15 +     Internal(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/app/cli.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub symbol: String,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/app/cli.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub binary_path: Option<PathBuf>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/app/cli.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub symbol_sources: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/app/cli.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub manifest_path: Option<PathBuf>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/app/cli.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub package: Option<String>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/app/cli.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub target_name: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo-disasm` (bin "cargo-disasm" test) due to 6 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cargo-disasm` (bin "cargo-disasm") due to 6 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9bb5a0a7e129cb8444a37245ae23b57d7ab45f88ba8178ede438fc9f07edf23b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb5a0a7e129cb8444a37245ae23b57d7ab45f88ba8178ede438fc9f07edf23b", kill_on_drop: false }`
[INFO] [stdout] 9bb5a0a7e129cb8444a37245ae23b57d7ab45f88ba8178ede438fc9f07edf23b
