[INFO] cloning repository https://github.com/thorbenbelow/auto-correlator-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thorbenbelow/auto-correlator-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthorbenbelow%2Fauto-correlator-sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthorbenbelow%2Fauto-correlator-sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0449f98505a2d7e8f7ecba0b4e27c4c6d38e0e1
[INFO] checking thorbenbelow/auto-correlator-sim against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthorbenbelow%2Fauto-correlator-sim" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thorbenbelow/auto-correlator-sim on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thorbenbelow/auto-correlator-sim
[INFO] finished tweaking git repo https://github.com/thorbenbelow/auto-correlator-sim
[INFO] tweaked toml for git repo https://github.com/thorbenbelow/auto-correlator-sim written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/thorbenbelow/auto-correlator-sim 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 246ba3ba28b813c1935216d9ed9c5b5109236b7eaac4dff0d95bb4d7141c06d8
[INFO] running `Command { std: "docker" "start" "-a" "246ba3ba28b813c1935216d9ed9c5b5109236b7eaac4dff0d95bb4d7141c06d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "246ba3ba28b813c1935216d9ed9c5b5109236b7eaac4dff0d95bb4d7141c06d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "246ba3ba28b813c1935216d9ed9c5b5109236b7eaac4dff0d95bb4d7141c06d8", kill_on_drop: false }`
[INFO] [stdout] 246ba3ba28b813c1935216d9ed9c5b5109236b7eaac4dff0d95bb4d7141c06d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a721cc8c29b1f4c39583e7f94a9288fb8bc32aa8499ee3e28fd32d3ba9366258
[INFO] running `Command { std: "docker" "start" "-a" "a721cc8c29b1f4c39583e7f94a9288fb8bc32aa8499ee3e28fd32d3ba9366258", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking auto-correlator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `enveloping`
[INFO] [stdout]   --> src/auto_correlator.rs:67:15
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn pulsewidth(enveloping: &Vec<f64>) -> PulseWidth {
[INFO] [stdout]    |               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_enveloping`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Waiting` is never constructed
[INFO] [stdout]   --> src/common.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum SenderStatus {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] 19 |   Empty,
[INFO] [stdout] 20 |   Waiting,
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `enveloping`
[INFO] [stdout]   --> src/auto_correlator.rs:67:15
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn pulsewidth(enveloping: &Vec<f64>) -> PulseWidth {
[INFO] [stdout]    |               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_enveloping`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/acf_runner.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         raw_data_sender.send(data_set);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let _ = raw_data_sender.send(data_set);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/acf_runner.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |             raw_data_sender.send(data_set);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let _ = raw_data_sender.send(data_set);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/acf_runner.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     request_sender.send(SenderStatus::Next);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let _ = request_sender.send(SenderStatus::Next);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/acf_runner.rs:42:7
[INFO] [stdout]    |
[INFO] [stdout] 42 |       parsed_data_sender.send((v.id, parsed));
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 42 |       let _ = parsed_data_sender.send((v.id, parsed));
[INFO] [stdout]    |       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `receiverThread` should have a snake case name
[INFO] [stdout]   --> src/acf_runner.rs:49:7
[INFO] [stdout]    |
[INFO] [stdout] 49 |   let receiverThread = thread::spawn(move || loop {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `receiver_thread`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `L` should have a snake case name
[INFO] [stdout]   --> src/common.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 |   pub L: usize,
[INFO] [stdout]    |       ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `R` should have a snake case name
[INFO] [stdout]   --> src/common.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 |   pub R: usize,
[INFO] [stdout]    |       ^ help: convert the identifier to snake case: `r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Waiting` is never constructed
[INFO] [stdout]   --> src/common.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum SenderStatus {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] 19 |   Empty,
[INFO] [stdout] 20 |   Waiting,
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/acf_runner.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         raw_data_sender.send(data_set);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let _ = raw_data_sender.send(data_set);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/acf_runner.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |             raw_data_sender.send(data_set);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let _ = raw_data_sender.send(data_set);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/acf_runner.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     request_sender.send(SenderStatus::Next);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let _ = request_sender.send(SenderStatus::Next);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/acf_runner.rs:42:7
[INFO] [stdout]    |
[INFO] [stdout] 42 |       parsed_data_sender.send((v.id, parsed));
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 42 |       let _ = parsed_data_sender.send((v.id, parsed));
[INFO] [stdout]    |       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `receiverThread` should have a snake case name
[INFO] [stdout]   --> src/acf_runner.rs:49:7
[INFO] [stdout]    |
[INFO] [stdout] 49 |   let receiverThread = thread::spawn(move || loop {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `receiver_thread`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `L` should have a snake case name
[INFO] [stdout]   --> src/common.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 |   pub L: usize,
[INFO] [stdout]    |       ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `R` should have a snake case name
[INFO] [stdout]   --> src/common.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 |   pub R: usize,
[INFO] [stdout]    |       ^ help: convert the identifier to snake case: `r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "a721cc8c29b1f4c39583e7f94a9288fb8bc32aa8499ee3e28fd32d3ba9366258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a721cc8c29b1f4c39583e7f94a9288fb8bc32aa8499ee3e28fd32d3ba9366258", kill_on_drop: false }`
[INFO] [stdout] a721cc8c29b1f4c39583e7f94a9288fb8bc32aa8499ee3e28fd32d3ba9366258