[INFO] fetching crate img_enc 0.1.2...
[INFO] checking img_enc-0.1.2 against master#f557a4fd462a779c92e4e8bd004426cf329efb30 for pr-111063-1
[INFO] extracting crate img_enc 0.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate img_enc 0.1.2 on toolchain f557a4fd462a779c92e4e8bd004426cf329efb30
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate img_enc 0.1.2
[INFO] finished tweaking crates.io crate img_enc 0.1.2
[INFO] tweaked toml for crates.io crate img_enc 0.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate img_enc 0.1.2 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" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha2 v0.10.2
[INFO] [stderr]   Downloaded crypto-common v0.1.3
[INFO] [stderr]   Downloaded digest v0.10.3
[INFO] [stderr]   Downloaded block-buffer v0.10.2
[INFO] [stderr]   Downloaded generic-array v0.14.5
[INFO] [stderr]   Downloaded cpufeatures v0.2.1
[INFO] [stderr]   Downloaded once_cell v1.12.0
[INFO] [stderr]   Downloaded web-sys v0.3.56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c471c55e9f0d50f2bfc4f873aeeafeeee661122ae4248f8acf078e4e517e2ea4
[INFO] running `Command { std: "docker" "start" "-a" "c471c55e9f0d50f2bfc4f873aeeafeeee661122ae4248f8acf078e4e517e2ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c471c55e9f0d50f2bfc4f873aeeafeeee661122ae4248f8acf078e4e517e2ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c471c55e9f0d50f2bfc4f873aeeafeeee661122ae4248f8acf078e4e517e2ea4", kill_on_drop: false }`
[INFO] [stdout] c471c55e9f0d50f2bfc4f873aeeafeeee661122ae4248f8acf078e4e517e2ea4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c4f77bd6bdd4465077de3235eb8f9f19bc88b39c31c5ee51ba2372bef311cc3
[INFO] running `Command { std: "docker" "start" "-a" "0c4f77bd6bdd4465077de3235eb8f9f19bc88b39c31c5ee51ba2372bef311cc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking bytemuck v1.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-rational v0.4.0
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking flume v0.10.12
[INFO] [stderr]     Checking exr v1.4.1
[INFO] [stderr]     Checking image v0.24.1
[INFO] [stderr]     Checking img_enc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ring::error::Unspecified`
[INFO] [stdout]  --> src/lib/algo.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ring::error::Unspecified;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/lib/analysis.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ring::error::Unspecified`
[INFO] [stdout]  --> src/lib/algo.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ring::error::Unspecified;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/lib/analysis.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib/analysis.rs:129:24
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let factor : f32 = (100.00/((c2_matrix.len() as f32 ) * 8.0)) ;
[INFO] [stdout]     |                        ^                                        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 129 -     let factor : f32 = (100.00/((c2_matrix.len() as f32 ) * 8.0)) ;
[INFO] [stdout] 129 +     let factor : f32 = 100.00/((c2_matrix.len() as f32 ) * 8.0) ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib/analysis.rs:136:18
[INFO] [stdout]     |
[INFO] [stdout] 136 |     let factor = (100.0/(f32::powi(255.0,2)));
[INFO] [stdout]     |                  ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -     let factor = (100.0/(f32::powi(255.0,2)));
[INFO] [stdout] 136 +     let factor = 100.0/(f32::powi(255.0,2));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib/analysis.rs:129:24
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let factor : f32 = (100.00/((c2_matrix.len() as f32 ) * 8.0)) ;
[INFO] [stdout]     |                        ^                                        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 129 -     let factor : f32 = (100.00/((c2_matrix.len() as f32 ) * 8.0)) ;
[INFO] [stdout] 129 +     let factor : f32 = 100.00/((c2_matrix.len() as f32 ) * 8.0) ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib/analysis.rs:136:18
[INFO] [stdout]     |
[INFO] [stdout] 136 |     let factor = (100.0/(f32::powi(255.0,2)));
[INFO] [stdout]     |                  ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -     let factor = (100.0/(f32::powi(255.0,2)));
[INFO] [stdout] 136 +     let factor = 100.0/(f32::powi(255.0,2));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.41s
[INFO] running `Command { std: "docker" "inspect" "0c4f77bd6bdd4465077de3235eb8f9f19bc88b39c31c5ee51ba2372bef311cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4f77bd6bdd4465077de3235eb8f9f19bc88b39c31c5ee51ba2372bef311cc3", kill_on_drop: false }`
[INFO] [stdout] 0c4f77bd6bdd4465077de3235eb8f9f19bc88b39c31c5ee51ba2372bef311cc3