[INFO] cloning repository https://github.com/srufle/collatz-conjecture-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/srufle/collatz-conjecture-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrufle%2Fcollatz-conjecture-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrufle%2Fcollatz-conjecture-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f123363ec83fe3d59f95d55e5b926e06183b857f
[INFO] checking srufle/collatz-conjecture-rs against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrufle%2Fcollatz-conjecture-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/srufle/collatz-conjecture-rs
[INFO] finished tweaking git repo https://github.com/srufle/collatz-conjecture-rs
[INFO] tweaked toml for git repo https://github.com/srufle/collatz-conjecture-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/srufle/collatz-conjecture-rs on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/srufle/collatz-conjecture-rs 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.1
[INFO] [stderr]   Downloaded plotters-backend v0.3.2
[INFO] [stderr]   Downloaded plotters-svg v0.3.1
[INFO] [stderr]   Downloaded servo-fontconfig v0.5.1
[INFO] [stderr]   Downloaded bytemuck v1.7.3
[INFO] [stderr]   Downloaded redox_users v0.4.0
[INFO] [stderr]   Downloaded cmake v0.1.48
[INFO] [stderr]   Downloaded getrandom v0.2.4
[INFO] [stderr]   Downloaded pkg-config v0.3.24
[INFO] [stderr]   Downloaded redox_syscall v0.2.10
[INFO] [stderr]   Downloaded font-kit v0.10.1
[INFO] [stderr]   Downloaded ttf-parser v0.12.3
[INFO] [stderr]   Downloaded servo-fontconfig-sys v5.1.0
[INFO] [stderr]   Downloaded plotters v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b7b9f19cadb8a830a50fcfaab7c84f9139aa3b0683d16b4880d3f780a99190b
[INFO] running `Command { std: "docker" "start" "-a" "9b7b9f19cadb8a830a50fcfaab7c84f9139aa3b0683d16b4880d3f780a99190b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b7b9f19cadb8a830a50fcfaab7c84f9139aa3b0683d16b4880d3f780a99190b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b7b9f19cadb8a830a50fcfaab7c84f9139aa3b0683d16b4880d3f780a99190b", kill_on_drop: false }`
[INFO] [stdout] 9b7b9f19cadb8a830a50fcfaab7c84f9139aa3b0683d16b4880d3f780a99190b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1021a81d27d5328c30df0c194bb26b1f08647e2f5ce3245319d451eac40a1fd
[INFO] running `Command { std: "docker" "start" "-a" "e1021a81d27d5328c30df0c194bb26b1f08647e2f5ce3245319d451eac40a1fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking ttf-parser v0.12.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking freetype v0.7.0
[INFO] [stderr]     Checking servo-fontconfig v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling pathfinder_simd v0.5.1
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking font-kit v0.10.1
[INFO] [stderr]     Checking plotters-bitmap v0.3.1
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking collatz-conjecture-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&plotters::style::RGBColor` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:86:53
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let color = colors.get(style_index).unwrap().clone();
[INFO] [stdout]    |                                                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&plotters::style::RGBColor` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:86:53
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let color = colors.get(style_index).unwrap().clone();
[INFO] [stdout]    |                                                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.75s
[INFO] running `Command { std: "docker" "inspect" "e1021a81d27d5328c30df0c194bb26b1f08647e2f5ce3245319d451eac40a1fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1021a81d27d5328c30df0c194bb26b1f08647e2f5ce3245319d451eac40a1fd", kill_on_drop: false }`
[INFO] [stdout] e1021a81d27d5328c30df0c194bb26b1f08647e2f5ce3245319d451eac40a1fd
