[INFO] fetching crate lamquant-lml 0.9.2...
[INFO] checking lamquant-lml-0.9.2 against 1af98b7cdf86932b76182a387f52f1be6f0c1be0 for pr-159706
[INFO] extracting crate lamquant-lml 0.9.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate lamquant-lml 0.9.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate lamquant-lml 0.9.2
[INFO] tweaked toml for crates.io crate lamquant-lml 0.9.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lamquant-lml 0.9.2 on toolchain 1af98b7cdf86932b76182a387f52f1be6f0c1be0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1af98b7cdf86932b76182a387f52f1be6f0c1be0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lamquant-lml 0.9.2 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" "+1af98b7cdf86932b76182a387f52f1be6f0c1be0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d73ee5727c4c466614dd704cdda8beefb4be785b2921857f8454fb48123acc80
[INFO] running `Command { std: "docker" "start" "d73ee5727c4c466614dd704cdda8beefb4be785b2921857f8454fb48123acc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d73ee5727c4c466614dd704cdda8beefb4be785b2921857f8454fb48123acc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d73ee5727c4c466614dd704cdda8beefb4be785b2921857f8454fb48123acc80" "/opt/rustwide/cargo-home/bin/cargo" "+1af98b7cdf86932b76182a387f52f1be6f0c1be0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d73ee5727c4c466614dd704cdda8beefb4be785b2921857f8454fb48123acc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d73ee5727c4c466614dd704cdda8beefb4be785b2921857f8454fb48123acc80" "/opt/rustwide/cargo-home/bin/cargo" "+1af98b7cdf86932b76182a387f52f1be6f0c1be0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]     --> src/lml.rs:2475:57
[INFO] [stdout]      |
[INFO] [stdout] 2475 |         let signal: Vec<Vec<i64>> = vec![(0..n).map(|i| ((i as i64 * 137) % 100 - 50)).collect()];
[INFO] [stdout]      |                                                         ^                           ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2475 -         let signal: Vec<Vec<i64>> = vec![(0..n).map(|i| ((i as i64 * 137) % 100 - 50)).collect()];
[INFO] [stdout] 2475 +         let signal: Vec<Vec<i64>> = vec![(0..n).map(|i| (i as i64 * 137) % 100 - 50).collect()];
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]     --> src/lml.rs:2535:34
[INFO] [stdout]      |
[INFO] [stdout] 2535 |                         .map(|i| ((i as i64 * (ch + 1) as i64 * 37) % 1000 - 500))
[INFO] [stdout]      |                                  ^                                              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2535 -                         .map(|i| ((i as i64 * (ch + 1) as i64 * 37) % 1000 - 500))
[INFO] [stdout] 2535 +                         .map(|i| (i as i64 * (ch + 1) as i64 * 37) % 1000 - 500)
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]     --> src/lml.rs:2603:26
[INFO] [stdout]      |
[INFO] [stdout] 2603 |                 .map(|i| ((i as i64 * 48271) % 65536 - 32768))
[INFO] [stdout]      |                          ^                                  ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2603 -                 .map(|i| ((i as i64 * 48271) % 65536 - 32768))
[INFO] [stdout] 2603 +                 .map(|i| (i as i64 * 48271) % 65536 - 32768)
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/rans.rs:256:50
[INFO] [stdout]     |
[INFO] [stdout] 256 |         let symbols: Vec<i64> = (0..200).map(|i| (i % n_sym as i64)).collect();
[INFO] [stdout]     |                                                  ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 256 -         let symbols: Vec<i64> = (0..200).map(|i| (i % n_sym as i64)).collect();
[INFO] [stdout] 256 +         let symbols: Vec<i64> = (0..200).map(|i| i % n_sym as i64).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]     --> src/lma.rs:3971:9
[INFO] [stdout]      |
[INFO] [stdout] 3971 |     use std::io::Write;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ascii_header` is never used
[INFO] [stdout]   --> tests/edf_safety.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn ascii_header(version: &str) -> Vec<u8> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compress_or_panic` is never used
[INFO] [stdout]     --> src/lml.rs:1109:15
[INFO] [stdout]      |
[INFO] [stdout] 1109 | pub(crate) fn compress_or_panic(signal: &[Vec<i64>], noise_bits: u8) -> Vec<u8> {
[INFO] [stdout]      |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CountCalls` is never constructed
[INFO] [stdout]    --> src/pipeline.rs:178:16
[INFO] [stdout]     |
[INFO] [stdout] 178 |         struct CountCalls(std::cell::Cell<u32>);
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 39s
[INFO] running `Command { std: "docker" "inspect" "d73ee5727c4c466614dd704cdda8beefb4be785b2921857f8454fb48123acc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d73ee5727c4c466614dd704cdda8beefb4be785b2921857f8454fb48123acc80", kill_on_drop: false }`
[INFO] [stdout] d73ee5727c4c466614dd704cdda8beefb4be785b2921857f8454fb48123acc80