[INFO] fetching crate mockrs 1.2.6...
[INFO] checking mockrs-1.2.6 against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] extracting crate mockrs 1.2.6 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mockrs 1.2.6
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mockrs 1.2.6
[INFO] tweaked toml for crates.io crate mockrs 1.2.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mockrs 1.2.6 on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mockrs 1.2.6 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: binary `mockrs_main` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc1/source/target/.../mockrs_main
[INFO] [stderr]   |                                                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `mockrs-main`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "mockrs_main"
[INFO] [stderr] 2 + name = "mockrs-main"
[INFO] [stderr]   |
[INFO] [stderr] warning: `mockrs` (manifest) generated 2 warnings
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded keystone v0.9.0
[INFO] [stderr]   Downloaded capstone v0.13.0
[INFO] [stderr]   Downloaded capstone-sys v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a84bdab45e584c181a58830829d97694eda93044adbfd47e1f9f95797d6ba109
[INFO] running `Command { std: "docker" "start" "a84bdab45e584c181a58830829d97694eda93044adbfd47e1f9f95797d6ba109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a84bdab45e584c181a58830829d97694eda93044adbfd47e1f9f95797d6ba109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a84bdab45e584c181a58830829d97694eda93044adbfd47e1f9f95797d6ba109" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a84bdab45e584c181a58830829d97694eda93044adbfd47e1f9f95797d6ba109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a84bdab45e584c181a58830829d97694eda93044adbfd47e1f9f95797d6ba109" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: binary `mockrs_main` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../mockrs_main
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `mockrs-main`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "mockrs_main"
[INFO] [stderr] 2 + name = "mockrs-main"
[INFO] [stderr]   |
[INFO] [stderr] warning: `mockrs` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling mockrs v1.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking iced-x86 v1.21.0
[INFO] [stdout] warning: value assigned to `tail_needed` is never read
[INFO] [stdout]   --> src/arch/x86_64.rs:79:31
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut tail_needed = false;
[INFO] [stdout]    |                               ^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 96 |             tail_needed = false;
[INFO] [stdout]    |             ------------------- `tail_needed` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tail_needed` is never read
[INFO] [stdout]   --> src/arch/x86_64.rs:79:31
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut tail_needed = false;
[INFO] [stdout]    |                               ^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 96 |             tail_needed = false;
[INFO] [stdout]    |             ------------------- `tail_needed` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InstrPosition` is never constructed
[INFO] [stdout]   --> src/arch/x86_64.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct InstrPosition {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InstrPosition` is never constructed
[INFO] [stdout]   --> src/arch/x86_64.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct InstrPosition {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.70s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.29.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "a84bdab45e584c181a58830829d97694eda93044adbfd47e1f9f95797d6ba109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a84bdab45e584c181a58830829d97694eda93044adbfd47e1f9f95797d6ba109", kill_on_drop: false }`
[INFO] [stdout] a84bdab45e584c181a58830829d97694eda93044adbfd47e1f9f95797d6ba109
