[INFO] fetching crate ulog-rs 0.0.4...
[INFO] checking ulog-rs-0.0.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate ulog-rs 0.0.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate ulog-rs 0.0.4
[INFO] finished tweaking crates.io crate ulog-rs 0.0.4
[INFO] tweaked toml for crates.io crate ulog-rs 0.0.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ulog-rs 0.0.4 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ulog-rs 0.0.4 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 024ef9739019e1cfe2906f4b7aaf63fe89f7585129a9c57839a3d5bccf9fd728
[INFO] running `Command { std: "docker" "start" "-a" "024ef9739019e1cfe2906f4b7aaf63fe89f7585129a9c57839a3d5bccf9fd728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "024ef9739019e1cfe2906f4b7aaf63fe89f7585129a9c57839a3d5bccf9fd728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "024ef9739019e1cfe2906f4b7aaf63fe89f7585129a9c57839a3d5bccf9fd728", kill_on_drop: false }`
[INFO] [stdout] 024ef9739019e1cfe2906f4b7aaf63fe89f7585129a9c57839a3d5bccf9fd728
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f19054a77beb4ea3c0b2b4148b7b6deb90a34edd0a19d4bc45b22616a0c99bef
[INFO] running `Command { std: "docker" "start" "-a" "f19054a77beb4ea3c0b2b4148b7b6deb90a34edd0a19d4bc45b22616a0c99bef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling rustix v0.38.42
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking clap_builder v4.5.23
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking tempfile v3.14.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking clap v4.5.23
[INFO] [stderr]     Checking ulog-rs v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/data_message.rs:81:18
[INFO] [stdout]    |
[INFO] [stdout] 81 |             let (mut type_info, array_size) = Self::parse_type_string(&field.field_type)?;
[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/data_message.rs:81:18
[INFO] [stdout]    |
[INFO] [stdout] 81 |             let (mut type_info, array_size) = Self::parse_type_string(&field.field_type)?;
[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: unused variable: `array_size`
[INFO] [stdout]    --> src/data_message.rs:209:29
[INFO] [stdout]     |
[INFO] [stdout] 209 |             let (type_info, array_size) = Self::parse_type_string(&field.field_type)?;
[INFO] [stdout]     |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_array_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]    --> src/info_message.rs:166:43
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn handle_info_message(&mut self, header: &MessageHeader) -> Result<(), ULogError> {
[INFO] [stdout]     |                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `msg_id` and `time_us` are never read
[INFO] [stdout]   --> src/data_message.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct DataMessage {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 21 |     msg_id: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 22 |     time_us: u64,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `array_size`
[INFO] [stdout]    --> src/data_message.rs:209:29
[INFO] [stdout]     |
[INFO] [stdout] 209 |             let (type_info, array_size) = Self::parse_type_string(&field.field_type)?;
[INFO] [stdout]     |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_array_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]    --> src/info_message.rs:166:43
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn handle_info_message(&mut self, header: &MessageHeader) -> Result<(), ULogError> {
[INFO] [stdout]     |                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `msg_id` and `time_us` are never read
[INFO] [stdout]   --> src/data_message.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct DataMessage {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 21 |     msg_id: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 22 |     time_us: u64,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Serialize`
[INFO] [stdout]  --> src/bin/profiler.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::Serialize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Serialize`
[INFO] [stdout]  --> src/bin/profiler.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::Serialize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg_id`
[INFO] [stdout]   --> src/bin/profiler.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 |     for (msg_id, subscription) in parser.subscriptions() {
[INFO] [stdout]    |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_msg_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg_id`
[INFO] [stdout]   --> src/bin/profiler.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 |     for (msg_id, subscription) in parser.subscriptions() {
[INFO] [stdout]    |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_msg_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.76s
[INFO] running `Command { std: "docker" "inspect" "f19054a77beb4ea3c0b2b4148b7b6deb90a34edd0a19d4bc45b22616a0c99bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f19054a77beb4ea3c0b2b4148b7b6deb90a34edd0a19d4bc45b22616a0c99bef", kill_on_drop: false }`
[INFO] [stdout] f19054a77beb4ea3c0b2b4148b7b6deb90a34edd0a19d4bc45b22616a0c99bef