[INFO] fetching crate jsdu 0.1.0... [INFO] checking jsdu-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate jsdu 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate jsdu 0.1.0 [INFO] finished tweaking crates.io crate jsdu 0.1.0 [INFO] tweaked toml for crates.io crate jsdu 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate jsdu 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate jsdu 0.1.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f453f8c5c8592ccc58e8a3e1a6b10998ad921b5d74ca6e5361889ed0d2c96dce [INFO] running `Command { std: "docker" "start" "-a" "f453f8c5c8592ccc58e8a3e1a6b10998ad921b5d74ca6e5361889ed0d2c96dce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f453f8c5c8592ccc58e8a3e1a6b10998ad921b5d74ca6e5361889ed0d2c96dce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f453f8c5c8592ccc58e8a3e1a6b10998ad921b5d74ca6e5361889ed0d2c96dce", kill_on_drop: false }` [INFO] [stdout] f453f8c5c8592ccc58e8a3e1a6b10998ad921b5d74ca6e5361889ed0d2c96dce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e8c4c544f5b817ba0968d970a8c6f783408dc4c05fef7dd1d7f66f9453985dfb [INFO] running `Command { std: "docker" "start" "-a" "e8c4c544f5b817ba0968d970a8c6f783408dc4c05fef7dd1d7f66f9453985dfb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.84 [INFO] [stderr] Checking wild v2.2.1 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Compiling clap_derive v4.5.4 [INFO] [stderr] Checking clap v4.5.4 [INFO] [stderr] Checking jsdu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/prettify.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/prettify.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c_ptr` [INFO] [stdout] --> src/size.rs:196:14 [INFO] [stdout] | [INFO] [stdout] 196 | let (c_ptr, c) = *c.unwrap(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_c_ptr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_ptr` [INFO] [stdout] --> src/size.rs:258:9 [INFO] [stdout] | [INFO] [stdout] 258 | let data_ptr = chars.peek().ok_or(())?.0; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/size.rs:259:13 [INFO] [stdout] | [INFO] [stdout] 259 | let mut len = 0; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:250:5 [INFO] [stdout] | [INFO] [stdout] 250 | mut chars: &mut Peekable, [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:259:9 [INFO] [stdout] | [INFO] [stdout] 259 | let mut len = 0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_ptr` [INFO] [stdout] --> src/size.rs:310:9 [INFO] [stdout] | [INFO] [stdout] 310 | let data_ptr = chars.peek().ok_or(())?.0; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/size.rs:311:13 [INFO] [stdout] | [INFO] [stdout] 311 | let mut len = 0; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:302:5 [INFO] [stdout] | [INFO] [stdout] 302 | mut chars: &mut Peekable, [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:311:9 [INFO] [stdout] | [INFO] [stdout] 311 | let mut len = 0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c_ptr` [INFO] [stdout] --> src/size.rs:196:14 [INFO] [stdout] | [INFO] [stdout] 196 | let (c_ptr, c) = *c.unwrap(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_c_ptr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_ptr` [INFO] [stdout] --> src/size.rs:258:9 [INFO] [stdout] | [INFO] [stdout] 258 | let data_ptr = chars.peek().ok_or(())?.0; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/size.rs:259:13 [INFO] [stdout] | [INFO] [stdout] 259 | let mut len = 0; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:377:20 [INFO] [stdout] | [INFO] [stdout] 377 | fn parse_number(mut chars: &mut Peekable, js: &mut JsonSize) -> Result<(), ()> [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:478:20 [INFO] [stdout] | [INFO] [stdout] 478 | fn parse_string(mut chars: &mut Peekable, js: &mut JsonSize) -> Result<(), ()> [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:514:25 [INFO] [stdout] | [INFO] [stdout] 514 | fn parse_any_keyword(mut chars: &mut Peekable, js: &mut JsonSize) -> Result<(), ()> [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:548:23 [INFO] [stdout] | [INFO] [stdout] 548 | fn skip_whitespace(mut chars: &mut Peekable, js: &mut JsonSize) [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:250:5 [INFO] [stdout] | [INFO] [stdout] 250 | mut chars: &mut Peekable, [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:259:9 [INFO] [stdout] | [INFO] [stdout] 259 | let mut len = 0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_ptr` [INFO] [stdout] --> src/size.rs:310:9 [INFO] [stdout] | [INFO] [stdout] 310 | let data_ptr = chars.peek().ok_or(())?.0; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/size.rs:311:13 [INFO] [stdout] | [INFO] [stdout] 311 | let mut len = 0; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:302:5 [INFO] [stdout] | [INFO] [stdout] 302 | mut chars: &mut Peekable, [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:311:9 [INFO] [stdout] | [INFO] [stdout] 311 | let mut len = 0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:377:20 [INFO] [stdout] | [INFO] [stdout] 377 | fn parse_number(mut chars: &mut Peekable, js: &mut JsonSize) -> Result<(), ()> [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:478:20 [INFO] [stdout] | [INFO] [stdout] 478 | fn parse_string(mut chars: &mut Peekable, js: &mut JsonSize) -> Result<(), ()> [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:514:25 [INFO] [stdout] | [INFO] [stdout] 514 | fn parse_any_keyword(mut chars: &mut Peekable, js: &mut JsonSize) -> Result<(), ()> [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/size.rs:548:23 [INFO] [stdout] | [INFO] [stdout] 548 | fn skip_whitespace(mut chars: &mut Peekable, js: &mut JsonSize) [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.83s [INFO] running `Command { std: "docker" "inspect" "e8c4c544f5b817ba0968d970a8c6f783408dc4c05fef7dd1d7f66f9453985dfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8c4c544f5b817ba0968d970a8c6f783408dc4c05fef7dd1d7f66f9453985dfb", kill_on_drop: false }` [INFO] [stdout] e8c4c544f5b817ba0968d970a8c6f783408dc4c05fef7dd1d7f66f9453985dfb