[INFO] updating cached repository cyndis/pn
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cyndis/pn
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cyndis/pn" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/cyndis/pn"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/cyndis/pn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cyndis/pn" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/cyndis/pn"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/cyndis/pn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 03f73bb970b0587eecdbb20e075506018e5abef9
[INFO] sha for GitHub repo cyndis/pn: 03f73bb970b0587eecdbb20e075506018e5abef9
[INFO] validating manifest of cyndis/pn on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cyndis/pn on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cyndis/pn
[INFO] finished frobbing cyndis/pn
[INFO] frobbed toml for cyndis/pn written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/cyndis/pn/Cargo.toml
[INFO] started frobbing cyndis/pn
[INFO] finished frobbing cyndis/pn
[INFO] frobbed toml for cyndis/pn written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/cyndis/pn/Cargo.toml
[INFO] crate cyndis/pn already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cyndis/pn against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-6/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/cyndis/pn:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f858ee58269c545544ab16124dcd79f4313e679b17614ab165e305cc6e7da597
[INFO] running `"docker" "start" "-a" "f858ee58269c545544ab16124dcd79f4313e679b17614ab165e305cc6e7da597"`
[INFO] [stderr]     Checking da v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `nodes`
[INFO] [stderr]    --> src/main.rs:182:9
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let nodes = vec![
[INFO] [stderr]     |         ^^^^^ help: consider prefixing with an underscore: `_nodes`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/main.rs:30:72
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let mut in_datas = self.nodes.iter().map(|n| (0..n.len()).map(|x| None).collect::<Vec<_>>())
[INFO] [stderr]    |                                                                        ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/main.rs:105:31
[INFO] [stderr]     |
[INFO] [stderr] 105 |             UrB(k, ref m, ref x) if !m.is_empty() && k % 2 == 0 =>
[INFO] [stderr]     |                               ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:107:16
[INFO] [stderr]     |
[INFO] [stderr] 107 |             Mr(i) => pr.map(|_| Matched).collect(),
[INFO] [stderr]     |                ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:161:27
[INFO] [stderr]     |
[INFO] [stderr] 161 |     fn init(ports: usize, i: &()) -> (BmmState, BmmState) {
[INFO] [stderr]     |                           ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nodes`
[INFO] [stderr]    --> src/main.rs:182:9
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let nodes = vec![
[INFO] [stderr]     |         ^^^^^ help: consider prefixing with an underscore: `_nodes`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/main.rs:30:72
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let mut in_datas = self.nodes.iter().map(|n| (0..n.len()).map(|x| None).collect::<Vec<_>>())
[INFO] [stderr]    |                                                                        ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/main.rs:105:31
[INFO] [stderr]     |
[INFO] [stderr] 105 |             UrB(k, ref m, ref x) if !m.is_empty() && k % 2 == 0 =>
[INFO] [stderr]     |                               ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:107:16
[INFO] [stderr]     |
[INFO] [stderr] 107 |             Mr(i) => pr.map(|_| Matched).collect(),
[INFO] [stderr]     |                ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:161:27
[INFO] [stderr]     |
[INFO] [stderr] 161 |     fn init(ports: usize, i: &()) -> (BmmState, BmmState) {
[INFO] [stderr]     |                           ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_output`
[INFO] [stderr]   --> src/main.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn is_output(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_matched`
[INFO] [stderr]   --> src/main.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn is_matched(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Vc3State`
[INFO] [stderr]    --> src/main.rs:153:1
[INFO] [stderr]     |
[INFO] [stderr] 153 | struct Vc3State(BmmState, BmmState);
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_output`
[INFO] [stderr]   --> src/main.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn is_output(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_matched`
[INFO] [stderr]   --> src/main.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn is_matched(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Vc3State`
[INFO] [stderr]    --> src/main.rs:153:1
[INFO] [stderr]     |
[INFO] [stderr] 153 | struct Vc3State(BmmState, BmmState);
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "f858ee58269c545544ab16124dcd79f4313e679b17614ab165e305cc6e7da597"`
[INFO] running `"docker" "rm" "-f" "f858ee58269c545544ab16124dcd79f4313e679b17614ab165e305cc6e7da597"`
[INFO] [stdout] f858ee58269c545544ab16124dcd79f4313e679b17614ab165e305cc6e7da597