[INFO] cloning repository https://github.com/saying121/rlox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saying121/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaying121%2Frlox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaying121%2Frlox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e8f40744af2ecea88e192f26a4b0eda93a06890d [INFO] checking saying121/rlox against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaying121%2Frlox" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/saying121/rlox [INFO] finished tweaking git repo https://github.com/saying121/rlox [INFO] tweaked toml for git repo https://github.com/saying121/rlox written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/saying121/rlox 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 git repo https://github.com/saying121/rlox 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6e693bfea432b9e28e82fb345e381724362a63f4ed577444551b61a01089323d [INFO] running `Command { std: "docker" "start" "-a" "6e693bfea432b9e28e82fb345e381724362a63f4ed577444551b61a01089323d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e693bfea432b9e28e82fb345e381724362a63f4ed577444551b61a01089323d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e693bfea432b9e28e82fb345e381724362a63f4ed577444551b61a01089323d", kill_on_drop: false }` [INFO] [stdout] 6e693bfea432b9e28e82fb345e381724362a63f4ed577444551b61a01089323d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9e025420770d9f1aa765b4b62cdfc0a8d66acacb41e347628e942afe3415b757 [INFO] running `Command { std: "docker" "start" "-a" "9e025420770d9f1aa765b4b62cdfc0a8d66acacb41e347628e942afe3415b757", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Checking once_cell v1.20.2 [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling rustix v0.38.43 [INFO] [stderr] Checking bitflags v2.7.0 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Checking anstyle-parse v0.2.6 [INFO] [stderr] Checking tracing-core v0.1.33 [INFO] [stderr] Checking log v0.4.24 [INFO] [stderr] Checking colorchoice v1.0.3 [INFO] [stderr] Checking anstyle-query v1.1.2 [INFO] [stderr] Checking linux-raw-sys v0.4.15 [INFO] [stderr] Checking anstyle v1.0.10 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking clap_lex v0.7.4 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking strsim v0.11.1 [INFO] [stderr] Compiling thiserror v2.0.11 [INFO] [stderr] Checking anstream v0.6.18 [INFO] [stderr] Compiling anyhow v1.0.95 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Checking clap_builder v4.5.26 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Compiling syn v2.0.96 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking unicode-width v0.2.0 [INFO] [stderr] Checking unicode-segmentation v1.12.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking home v0.5.11 [INFO] [stderr] Checking itertools v0.14.0 [INFO] [stderr] Checking tracing-subscriber v0.3.19 [INFO] [stderr] Compiling rustversion v1.0.19 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking fd-lock v4.0.2 [INFO] [stderr] Checking yansi v1.0.1 [INFO] [stderr] Compiling glob v0.3.2 [INFO] [stderr] Checking pretty_assertions v1.4.1 [INFO] [stderr] Checking rustyline v15.0.0 [INFO] [stderr] Compiling tracing-attributes v0.1.28 [INFO] [stderr] Compiling thiserror-impl v2.0.11 [INFO] [stderr] Compiling clap_derive v4.5.24 [INFO] [stderr] Compiling snafu-derive v0.8.5 [INFO] [stderr] Compiling strum_macros v0.27.1 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Compiling test-generator v0.3.1 [INFO] [stderr] Checking snafu v0.8.5 [INFO] [stderr] Checking clap v4.5.26 [INFO] [stderr] Checking rlox v0.1.0 (/opt/rustwide/workdir/crates/rlox) [INFO] [stderr] Checking strum v0.27.1 [INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> crates/rlox/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(let_chains, try_blocks, duration_millis_float, coroutines, gen_blocks)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> crates/rlox/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(let_chains, try_blocks, duration_millis_float, coroutines, gen_blocks)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rlox-vm v0.1.0 (/opt/rustwide/workdir/crates/rlox-vm) [INFO] [stderr] Checking pratt-parser v0.1.0 (/opt/rustwide/workdir/crates/pratt-parser) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> crates/rlox/tests/run.rs:12:21 [INFO] [stdout] | [INFO] [stdout] 12 | let Ok(p) = PathBuf::from_str(resource); [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 [INFO] [stdout] --> crates/rlox/tests/run.rs:25:21 [INFO] [stdout] | [INFO] [stdout] 25 | let Ok(p) = PathBuf::from_str(resource); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rlox` (test "run") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> crates/rlox-vm/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(let_chains, iter_next_chunk)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> crates/rlox-vm/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(let_chains, iter_next_chunk)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/rlox-vm/src/compiler/mod.rs:100:13 [INFO] [stdout] | [INFO] [stdout] 100 | let mut compiler = Self { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/rlox-vm/src/compiler/mod.rs:100:13 [INFO] [stdout] | [INFO] [stdout] 100 | let mut compiler = Self { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `compiler` [INFO] [stdout] --> crates/rlox-vm/src/compiler/mod.rs:414:13 [INFO] [stdout] | [INFO] [stdout] 414 | let compiler = Compiler::new(ty, self); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compiler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `compiler` [INFO] [stdout] --> crates/rlox-vm/src/compiler/mod.rs:414:13 [INFO] [stdout] | [INFO] [stdout] 414 | let compiler = Compiler::new(ty, self); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compiler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `error` is never used [INFO] [stdout] --> crates/rlox-vm/src/compiler/mod.rs:823:8 [INFO] [stdout] | [INFO] [stdout] 807 | / impl Parser [INFO] [stdout] 808 | | where [INFO] [stdout] 809 | | I: Iterator, [INFO] [stdout] | |______________________________- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 823 | fn error(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `error` is never used [INFO] [stdout] --> crates/rlox-vm/src/compiler/mod.rs:823:8 [INFO] [stdout] | [INFO] [stdout] 807 | / impl Parser [INFO] [stdout] 808 | | where [INFO] [stdout] 809 | | I: Iterator, [INFO] [stdout] | |______________________________- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 823 | fn error(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9e025420770d9f1aa765b4b62cdfc0a8d66acacb41e347628e942afe3415b757", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e025420770d9f1aa765b4b62cdfc0a8d66acacb41e347628e942afe3415b757", kill_on_drop: false }` [INFO] [stdout] 9e025420770d9f1aa765b4b62cdfc0a8d66acacb41e347628e942afe3415b757