[INFO] cloning repository https://github.com/QuantumCoded/ascii
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/QuantumCoded/ascii" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuantumCoded%2Fascii", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuantumCoded%2Fascii'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ab78e49085a4268d038c8dd711e4ae67f417bb4
[INFO] testing QuantumCoded/ascii against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuantumCoded%2Fascii" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/QuantumCoded/ascii on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/QuantumCoded/ascii
[INFO] finished tweaking git repo https://github.com/QuantumCoded/ascii
[INFO] tweaked toml for git repo https://github.com/QuantumCoded/ascii written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/QuantumCoded/ascii already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.3
[INFO] [stderr]   Downloaded ahash v0.3.8
[INFO] [stderr]   Downloaded ttf-parser v0.8.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.3
[INFO] [stderr]   Downloaded packer v0.5.3
[INFO] [stderr]   Downloaded fontdue v0.4.0
[INFO] [stderr]   Downloaded packer_derive v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 218ccc34559de2259f730796570342adfaa2e22bbd92a8f873a0a729c025e443
[INFO] running `Command { std: "docker" "start" "-a" "218ccc34559de2259f730796570342adfaa2e22bbd92a8f873a0a729c025e443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "218ccc34559de2259f730796570342adfaa2e22bbd92a8f873a0a729c025e443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218ccc34559de2259f730796570342adfaa2e22bbd92a8f873a0a729c025e443", kill_on_drop: false }`
[INFO] [stdout] 218ccc34559de2259f730796570342adfaa2e22bbd92a8f873a0a729c025e443
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea3f6b5c7d57b1172d5064717fbceca4dc522f1438db3399da21867af8ba4550
[INFO] running `Command { std: "docker" "start" "-a" "ea3f6b5c7d57b1172d5064717fbceca4dc522f1438db3399da21867af8ba4550", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling weezl v0.1.4
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling ttf-parser v0.8.3
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bytemuck v1.5.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling gif v0.11.2
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling fontdue v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling packer_derive v0.5.3
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling packer v0.5.3
[INFO] [stderr]    Compiling ascii v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rgb`
[INFO] [stdout]    --> src/main.rs:262:9
[INFO] [stdout]     |
[INFO] [stdout] 262 |     let rgb = matches.is_present("rgb");
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_rgb`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.41s
[INFO] running `Command { std: "docker" "inspect" "ea3f6b5c7d57b1172d5064717fbceca4dc522f1438db3399da21867af8ba4550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea3f6b5c7d57b1172d5064717fbceca4dc522f1438db3399da21867af8ba4550", kill_on_drop: false }`
[INFO] [stdout] ea3f6b5c7d57b1172d5064717fbceca4dc522f1438db3399da21867af8ba4550
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8450cc52ee0c1e8ea57d6c787e110206cb0beec0a43185111f565f3d162e0968
[INFO] running `Command { std: "docker" "start" "-a" "8450cc52ee0c1e8ea57d6c787e110206cb0beec0a43185111f565f3d162e0968", kill_on_drop: false }`
[INFO] [stderr]    Compiling ascii v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rgb`
[INFO] [stdout]    --> src/main.rs:262:9
[INFO] [stdout]     |
[INFO] [stdout] 262 |     let rgb = matches.is_present("rgb");
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_rgb`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "8450cc52ee0c1e8ea57d6c787e110206cb0beec0a43185111f565f3d162e0968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8450cc52ee0c1e8ea57d6c787e110206cb0beec0a43185111f565f3d162e0968", kill_on_drop: false }`
[INFO] [stdout] 8450cc52ee0c1e8ea57d6c787e110206cb0beec0a43185111f565f3d162e0968
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] abba288f409070abfead8b18d4c56c5fc8a68ef3677372fc36325cdfabdc4f5f
[INFO] running `Command { std: "docker" "start" "-a" "abba288f409070abfead8b18d4c56c5fc8a68ef3677372fc36325cdfabdc4f5f", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `rgb`
[INFO] [stderr]    --> src/main.rs:262:9
[INFO] [stderr]     |
[INFO] [stderr] 262 |     let rgb = matches.is_present("rgb");
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_rgb`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ascii-7c7124106efcb71d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "abba288f409070abfead8b18d4c56c5fc8a68ef3677372fc36325cdfabdc4f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abba288f409070abfead8b18d4c56c5fc8a68ef3677372fc36325cdfabdc4f5f", kill_on_drop: false }`
[INFO] [stdout] abba288f409070abfead8b18d4c56c5fc8a68ef3677372fc36325cdfabdc4f5f