[INFO] cloning repository https://github.com/loovjo/qr-mogus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loovjo/qr-mogus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floovjo%2Fqr-mogus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floovjo%2Fqr-mogus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b50d4ee4f7391712db532f1b75552f7496ef0fda
[INFO] checking loovjo/qr-mogus against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floovjo%2Fqr-mogus" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/loovjo/qr-mogus on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/loovjo/qr-mogus
[INFO] finished tweaking git repo https://github.com/loovjo/qr-mogus
[INFO] tweaked toml for git repo https://github.com/loovjo/qr-mogus written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/loovjo/qr-mogus 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90e663f910df17ef9985d4b2cbf3616d131ae1c168436da95bd70260b0dd476e
[INFO] running `Command { std: "docker" "start" "-a" "90e663f910df17ef9985d4b2cbf3616d131ae1c168436da95bd70260b0dd476e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90e663f910df17ef9985d4b2cbf3616d131ae1c168436da95bd70260b0dd476e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90e663f910df17ef9985d4b2cbf3616d131ae1c168436da95bd70260b0dd476e", kill_on_drop: false }`
[INFO] [stdout] 90e663f910df17ef9985d4b2cbf3616d131ae1c168436da95bd70260b0dd476e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fdbc53cad82fad082ae35a23aa288174b9811275ad6287e5cf8ffcd5205544c
[INFO] running `Command { std: "docker" "start" "-a" "3fdbc53cad82fad082ae35a23aa288174b9811275ad6287e5cf8ffcd5205544c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling rayon-core v1.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking bardecoder v0.3.0 (/opt/rustwide/workdir/bardecoder-patch)
[INFO] [stderr]     Checking qrcode v0.12.0 (/opt/rustwide/workdir/qrcode-rust)
[INFO] [stdout] warning: use of deprecated method `image::DynamicImage::to_luma`: replaced by `to_luma8`
[INFO] [stdout]   --> bardecoder-patch/src/prepare/blockedmean.rs:36:31
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let grayscale = input.to_luma();
[INFO] [stdout]    |                               ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> bardecoder-patch/src/prepare/blockedmean.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |             let mut stats = &mut blocks[to_index(coords, block_width)];
[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]   --> bardecoder-patch/src/prepare/blockedmean.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         for mut stat in &mut blocks {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `correct` is never used
[INFO] [stdout]  --> bardecoder-patch/src/decode/qr/correct.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn correct(block: Vec<u8>, block_info: &BlockInfo) -> Result<Vec<u8>, QRError> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]   --> bardecoder-patch/src/decode/qr/decoder.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn decode_with_error_count(&self, data: Result<QRData, QRError>) -> Result<(String, u32), QRError> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> bardecoder-patch/src/lib.rs:6:9
[INFO] [stdout]    |
[INFO] [stdout] 6  | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking qrmogus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Decode`
[INFO] [stdout]  --> src/qr.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bardecoder::decode::{Decode, QRDecoder};
[INFO] [stdout]   |                          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `optimize::Parser`
[INFO] [stdout]  --> src/main.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | use qrcode::{cast::As, optimize::Parser, Color};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Decode`
[INFO] [stdout]  --> src/qr.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bardecoder::decode::{Decode, QRDecoder};
[INFO] [stdout]   |                          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `optimize::Parser`
[INFO] [stdout]  --> src/main.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | use qrcode::{cast::As, optimize::Parser, Color};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/qr.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         for x in 0..self.side+2 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/qr.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |         for x in 0..self.side+2 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/qr.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         for x in 0..self.side+2 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/qr.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |         for x in 0..self.side+2 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hl_diff` is never used
[INFO] [stdout]    --> src/main.rs:157:4
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn hl_diff(qa: &QR, qb: &QR) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `functional` is never read
[INFO] [stdout]   --> src/qr.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct QR {
[INFO] [stdout]    |            -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     functional: Rc<HashSet<usize>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `QR` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `make`, `is_functional`, `get_at`, and `decode` are never used
[INFO] [stdout]    --> src/qr.rs:69:12
[INFO] [stdout]     |
[INFO] [stdout] 20  | impl QR {
[INFO] [stdout]     | ------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 69  |     pub fn make(data: &[u8], version: u32) -> QR {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub fn is_functional(&self, x: usize, y: usize) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub fn get_at(&self, x: usize, y: usize) -> u8 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |     pub fn decode(&self) -> Result<(String, u32), String> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hl_diff` is never used
[INFO] [stdout]    --> src/main.rs:157:4
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn hl_diff(qa: &QR, qb: &QR) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `functional` is never read
[INFO] [stdout]   --> src/qr.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct QR {
[INFO] [stdout]    |            -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     functional: Rc<HashSet<usize>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `QR` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `make`, `is_functional`, `get_at`, and `decode` are never used
[INFO] [stdout]    --> src/qr.rs:69:12
[INFO] [stdout]     |
[INFO] [stdout] 20  | impl QR {
[INFO] [stdout]     | ------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 69  |     pub fn make(data: &[u8], version: u32) -> QR {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub fn is_functional(&self, x: usize, y: usize) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub fn get_at(&self, x: usize, y: usize) -> u8 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |     pub fn decode(&self) -> Result<(String, u32), String> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "3fdbc53cad82fad082ae35a23aa288174b9811275ad6287e5cf8ffcd5205544c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fdbc53cad82fad082ae35a23aa288174b9811275ad6287e5cf8ffcd5205544c", kill_on_drop: false }`
[INFO] [stdout] 3fdbc53cad82fad082ae35a23aa288174b9811275ad6287e5cf8ffcd5205544c
