[INFO] fetching crate comtrade 0.2.1...
[INFO] checking comtrade-0.2.1 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate comtrade 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate comtrade 0.2.1
[INFO] finished tweaking crates.io crate comtrade 0.2.1
[INFO] tweaked toml for crates.io crate comtrade 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate comtrade 0.2.1 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate comtrade 0.2.1 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80f251a6060c82dc7e9d73846bf22f26f0a88557fe4e6bf65bc23f6f51ad7f6b
[INFO] running `Command { std: "docker" "start" "-a" "80f251a6060c82dc7e9d73846bf22f26f0a88557fe4e6bf65bc23f6f51ad7f6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80f251a6060c82dc7e9d73846bf22f26f0a88557fe4e6bf65bc23f6f51ad7f6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80f251a6060c82dc7e9d73846bf22f26f0a88557fe4e6bf65bc23f6f51ad7f6b", kill_on_drop: false }`
[INFO] [stdout] 80f251a6060c82dc7e9d73846bf22f26f0a88557fe4e6bf65bc23f6f51ad7f6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb01adc1732e0b370ea884e058294c66c7800875483c9af4e5e67adb0dcadaf6
[INFO] running `Command { std: "docker" "start" "-a" "bb01adc1732e0b370ea884e058294c66c7800875483c9af4e5e67adb0dcadaf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]     Checking derive_builder v0.10.2
[INFO] [stderr]     Checking comtrade v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `data_size` is assigned to, but never used
[INFO] [stdout]    --> src/parser.rs:340:13
[INFO] [stdout]     |
[INFO] [stdout] 340 |         let mut data_size: Option<usize> = None;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_data_size` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `data_size` is never read
[INFO] [stdout]    --> src/parser.rs:368:21
[INFO] [stdout]     |
[INFO] [stdout] 368 | /                     data_size = Some(data_size_token.as_str().to_string().parse::<usize>().or(
[INFO] [stdout] 369 | |                         Err(ParseError::new(format!(
[INFO] [stdout] 370 | |                             "unable to parse .dat size: '{}'",
[INFO] [stdout] 371 | |                             data_size_token.as_str()
[INFO] [stdout] 372 | |                         ))),
[INFO] [stdout] 373 | |                     )?)
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line_number` is never read
[INFO] [stdout]    --> src/parser.rs:839:9
[INFO] [stdout]     |
[INFO] [stdout] 839 |         line_number += 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line_number` is never read
[INFO] [stdout]    --> src/parser.rs:849:9
[INFO] [stdout]     |
[INFO] [stdout] 849 |         line_number += 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line` is never read
[INFO] [stdout]    --> src/parser.rs:418:24
[INFO] [stdout]     |
[INFO] [stdout] 418 |         let mut line = "";
[INFO] [stdout]     |                        ^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line` is never read
[INFO] [stdout]    --> src/parser.rs:764:13
[INFO] [stdout]     |
[INFO] [stdout] 764 |             line = lines.next().ok_or(early_end_err.clone())?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line_values` is never read
[INFO] [stdout]    --> src/parser.rs:771:9
[INFO] [stdout]     |
[INFO] [stdout] 771 |         line_values = line.split(CFG_SEPARATOR).collect();
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:875:13
[INFO] [stdout]     |
[INFO] [stdout] 875 |         let mut analog_channels = &mut self.builder.analog_channels.as_mut().unwrap();
[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]    --> src/parser.rs:876:13
[INFO] [stdout]     |
[INFO] [stdout] 876 |         let mut status_channels = &mut self.builder.status_channels.as_mut().unwrap();
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]   --> src/parser.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct ParseError {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 19 |     message: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParseError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NaiveDateTime`
[INFO] [stdout]  --> tests/integration_tests.rs:5:38
[INFO] [stdout]   |
[INFO] [stdout] 5 | use chrono::{FixedOffset, NaiveDate, NaiveDateTime};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `data_size` is assigned to, but never used
[INFO] [stdout]    --> src/parser.rs:340:13
[INFO] [stdout]     |
[INFO] [stdout] 340 |         let mut data_size: Option<usize> = None;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_data_size` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `data_size` is never read
[INFO] [stdout]    --> src/parser.rs:368:21
[INFO] [stdout]     |
[INFO] [stdout] 368 | /                     data_size = Some(data_size_token.as_str().to_string().parse::<usize>().or(
[INFO] [stdout] 369 | |                         Err(ParseError::new(format!(
[INFO] [stdout] 370 | |                             "unable to parse .dat size: '{}'",
[INFO] [stdout] 371 | |                             data_size_token.as_str()
[INFO] [stdout] 372 | |                         ))),
[INFO] [stdout] 373 | |                     )?)
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line_number` is never read
[INFO] [stdout]    --> src/parser.rs:839:9
[INFO] [stdout]     |
[INFO] [stdout] 839 |         line_number += 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line_number` is never read
[INFO] [stdout]    --> src/parser.rs:849:9
[INFO] [stdout]     |
[INFO] [stdout] 849 |         line_number += 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line` is never read
[INFO] [stdout]    --> src/parser.rs:418:24
[INFO] [stdout]     |
[INFO] [stdout] 418 |         let mut line = "";
[INFO] [stdout]     |                        ^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line` is never read
[INFO] [stdout]    --> src/parser.rs:764:13
[INFO] [stdout]     |
[INFO] [stdout] 764 |             line = lines.next().ok_or(early_end_err.clone())?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line_values` is never read
[INFO] [stdout]    --> src/parser.rs:771:9
[INFO] [stdout]     |
[INFO] [stdout] 771 |         line_values = line.split(CFG_SEPARATOR).collect();
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:875:13
[INFO] [stdout]     |
[INFO] [stdout] 875 |         let mut analog_channels = &mut self.builder.analog_channels.as_mut().unwrap();
[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]    --> src/parser.rs:876:13
[INFO] [stdout]     |
[INFO] [stdout] 876 |         let mut status_channels = &mut self.builder.status_channels.as_mut().unwrap();
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]   --> src/parser.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct ParseError {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 19 |     message: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParseError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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 11.09s
[INFO] running `Command { std: "docker" "inspect" "bb01adc1732e0b370ea884e058294c66c7800875483c9af4e5e67adb0dcadaf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb01adc1732e0b370ea884e058294c66c7800875483c9af4e5e67adb0dcadaf6", kill_on_drop: false }`
[INFO] [stdout] bb01adc1732e0b370ea884e058294c66c7800875483c9af4e5e67adb0dcadaf6
