[INFO] cloning repository https://github.com/pm100/mycc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pm100/mycc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpm100%2Fmycc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpm100%2Fmycc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0cd5652ae84220aa4bc28a841d9cadad7946aa7
[INFO] checking pm100/mycc/d0cd5652ae84220aa4bc28a841d9cadad7946aa7 against master#e9182f195b8505c87c4bd055b9f6e114ccda0981 for pr-144098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpm100%2Fmycc" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pm100/mycc
[INFO] finished tweaking git repo https://github.com/pm100/mycc
[INFO] tweaked toml for git repo https://github.com/pm100/mycc written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pm100/mycc on toolchain e9182f195b8505c87c4bd055b9f6e114ccda0981
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pm100/mycc 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" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.24.2
[INFO] [stderr]       Adding adler2 v2.0.1
[INFO] [stderr]       Adding autocfg v1.5.0
[INFO] [stderr]       Adding backtrace v0.3.75
[INFO] [stderr]     Updating bitflags v2.8.0 -> v2.9.1
[INFO] [stderr]       Adding deranged v0.4.0
[INFO] [stderr]       Adding enum-as-inner v0.6.1
[INFO] [stderr]       Adding fast-float v0.2.0
[INFO] [stderr]       Adding gimli v0.31.1
[INFO] [stderr]       Adding itoa v1.0.15
[INFO] [stderr]       Adding log v0.4.27
[INFO] [stderr]       Adding miniz_oxide v0.8.9
[INFO] [stderr]       Adding num-conv v0.1.0
[INFO] [stderr]       Adding num-traits v0.2.19
[INFO] [stderr]       Adding num_threads v0.1.7
[INFO] [stderr]       Adding object v0.36.7
[INFO] [stderr]       Adding powerfmt v0.2.0
[INFO] [stderr]       Adding rustc-demangle v0.1.25
[INFO] [stderr]       Adding scopeguard v1.2.0
[INFO] [stderr]       Adding serde v1.0.219
[INFO] [stderr]       Adding serde_derive v1.0.219
[INFO] [stderr]       Adding simplelog v0.12.2
[INFO] [stderr]       Adding termcolor v1.4.1
[INFO] [stderr]       Adding time v0.3.41
[INFO] [stderr]       Adding time-core v0.1.4
[INFO] [stderr]       Adding time-macros v0.2.22
[INFO] [stderr]       Adding winapi-util v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5df781db7a9fc510722f58a7891a29be2a3c1d2c0264d45e12d7736e2b15b82d
[INFO] running `Command { std: "docker" "start" "-a" "5df781db7a9fc510722f58a7891a29be2a3c1d2c0264d45e12d7736e2b15b82d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5df781db7a9fc510722f58a7891a29be2a3c1d2c0264d45e12d7736e2b15b82d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df781db7a9fc510722f58a7891a29be2a3c1d2c0264d45e12d7736e2b15b82d", kill_on_drop: false }`
[INFO] [stdout] 5df781db7a9fc510722f58a7891a29be2a3c1d2c0264d45e12d7736e2b15b82d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 313047a0f1a1a0fc6c15c7e4af7f8530bfc4d162c7e265c58fe3c0515d2e85f2
[INFO] running `Command { std: "docker" "start" "-a" "313047a0f1a1a0fc6c15c7e4af7f8530bfc4d162c7e265c58fe3c0515d2e85f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]    Compiling anyhow v1.0.96
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking clap_builder v4.5.31
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking rustc-demangle v0.1.25
[INFO] [stderr]     Checking shlex v1.3.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking once_cell v1.20.3
[INFO] [stderr]    Compiling mycc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking cc v1.2.15
[INFO] [stderr]     Checking uuid v1.14.0
[INFO] [stderr]     Checking simplelog v0.12.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking tempfile v3.17.1
[INFO] [stderr]    Compiling clap_derive v4.5.28
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking clap v4.5.31
[INFO] [stdout] warning: unused variable: `function`
[INFO] [stdout]   --> src/optimizer/reaching_copies.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         function: &mut Function,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pred_copies`
[INFO] [stdout]    --> src/optimizer/reaching_copies.rs:134:25
[INFO] [stdout]     |
[INFO] [stdout] 134 |                     let pred_copies = self.graph.blocks[*pred_id].reaching_copies.clone();
[INFO] [stdout]     |                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pred_copies`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `function`
[INFO] [stdout]   --> src/optimizer/reaching_copies.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         function: &mut Function,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pred_copies`
[INFO] [stdout]    --> src/optimizer/reaching_copies.rs:134:25
[INFO] [stdout]     |
[INFO] [stdout] 134 |                     let pred_copies = self.graph.blocks[*pred_id].reaching_copies.clone();
[INFO] [stdout]     |                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pred_copies`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `meet` is never used
[INFO] [stdout]    --> src/optimizer/reaching_copies.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 13  | impl Optimizer {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn meet(
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `meet` is never used
[INFO] [stdout]    --> src/optimizer/reaching_copies.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 13  | impl Optimizer {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn meet(
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.73s
[INFO] running `Command { std: "docker" "inspect" "313047a0f1a1a0fc6c15c7e4af7f8530bfc4d162c7e265c58fe3c0515d2e85f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "313047a0f1a1a0fc6c15c7e4af7f8530bfc4d162c7e265c58fe3c0515d2e85f2", kill_on_drop: false }`
[INFO] [stdout] 313047a0f1a1a0fc6c15c7e4af7f8530bfc4d162c7e265c58fe3c0515d2e85f2