[INFO] cloning repository https://github.com/thinjade/fsmtqr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thinjade/fsmtqr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinjade%2Ffsmtqr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinjade%2Ffsmtqr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6eb3eb8dd76fff20fe6452dda69112021e662d3
[INFO] checking thinjade/fsmtqr against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinjade%2Ffsmtqr" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thinjade/fsmtqr on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thinjade/fsmtqr
[INFO] finished tweaking git repo https://github.com/thinjade/fsmtqr
[INFO] tweaked toml for git repo https://github.com/thinjade/fsmtqr written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/thinjade/fsmtqr 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded qrcode-generator v4.1.6
[INFO] [stderr]   Downloaded qrcodegen v1.8.0
[INFO] [stderr]   Downloaded barcoders v1.0.2
[INFO] [stderr]   Downloaded fltk v1.3.13
[INFO] [stderr]   Downloaded fltk-sys v1.3.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d622a859bbc8b294de622c3995bcacebbc66ab7e28c2f6b7066e0eea7ed2dc4
[INFO] running `Command { std: "docker" "start" "-a" "6d622a859bbc8b294de622c3995bcacebbc66ab7e28c2f6b7066e0eea7ed2dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d622a859bbc8b294de622c3995bcacebbc66ab7e28c2f6b7066e0eea7ed2dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d622a859bbc8b294de622c3995bcacebbc66ab7e28c2f6b7066e0eea7ed2dc4", kill_on_drop: false }`
[INFO] [stdout] 6d622a859bbc8b294de622c3995bcacebbc66ab7e28c2f6b7066e0eea7ed2dc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bce68e39e397a4fd0ba7c00694a8627f0035659a6989e3fc75e78c43c12dfffc
[INFO] running `Command { std: "docker" "start" "-a" "bce68e39e397a4fd0ba7c00694a8627f0035659a6989e3fc75e78c43c12dfffc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking gif v0.11.4
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking utf8-width v0.1.6
[INFO] [stderr]     Checking bytemuck v1.12.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking html-escape v0.2.11
[INFO] [stderr]     Checking png v0.17.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling paste v1.0.8
[INFO] [stderr]     Checking qrcodegen v1.8.0
[INFO] [stderr]    Compiling fsmtqr v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]     Checking urlencoding v2.1.0
[INFO] [stderr]    Compiling fltk-sys v1.3.13
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking jpeg-decoder v0.2.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]     Checking tiff v0.7.3
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking exr v1.5.0
[INFO] [stderr]     Checking barcoders v1.0.2
[INFO] [stderr]     Checking image v0.24.3
[INFO] [stderr]     Checking qrcode-generator v4.1.6
[INFO] [stderr]     Checking fltk v1.3.13
[INFO] [stdout] warning: the item `barcoders` is imported redundantly
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use barcoders;
[INFO] [stdout]   |     ^^^^^^^^^ the item `barcoders` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `barcoders` is imported redundantly
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use barcoders;
[INFO] [stdout]   |     ^^^^^^^^^ the item `barcoders` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "bce68e39e397a4fd0ba7c00694a8627f0035659a6989e3fc75e78c43c12dfffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bce68e39e397a4fd0ba7c00694a8627f0035659a6989e3fc75e78c43c12dfffc", kill_on_drop: false }`
[INFO] [stdout] bce68e39e397a4fd0ba7c00694a8627f0035659a6989e3fc75e78c43c12dfffc
[INFO] checking thinjade/fsmtqr against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinjade%2Ffsmtqr" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thinjade/fsmtqr on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thinjade/fsmtqr
[INFO] finished tweaking git repo https://github.com/thinjade/fsmtqr
[INFO] tweaked toml for git repo https://github.com/thinjade/fsmtqr written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/thinjade/fsmtqr 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7737fd1af2e96d1c8315e853017d2d4ac93ce9d8cc4af054ced956f9c26322cf
[INFO] running `Command { std: "docker" "start" "-a" "7737fd1af2e96d1c8315e853017d2d4ac93ce9d8cc4af054ced956f9c26322cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7737fd1af2e96d1c8315e853017d2d4ac93ce9d8cc4af054ced956f9c26322cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7737fd1af2e96d1c8315e853017d2d4ac93ce9d8cc4af054ced956f9c26322cf", kill_on_drop: false }`
[INFO] [stdout] 7737fd1af2e96d1c8315e853017d2d4ac93ce9d8cc4af054ced956f9c26322cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98f7f579ec018888283aa11b9c6192b44632b4c9be0e64507bd179e1d4266125
[INFO] running `Command { std: "docker" "start" "-a" "98f7f579ec018888283aa11b9c6192b44632b4c9be0e64507bd179e1d4266125", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking png v0.17.5
[INFO] [stderr]     Checking gif v0.11.4
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking utf8-width v0.1.6
[INFO] [stderr]     Checking bytemuck v1.12.1
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]     Checking html-escape v0.2.11
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking qrcodegen v1.8.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]    Compiling fsmtqr v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]    Compiling paste v1.0.8
[INFO] [stderr]     Checking urlencoding v2.1.0
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]    Compiling fltk-sys v1.3.13
[INFO] [stderr]     Checking jpeg-decoder v0.2.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking tiff v0.7.3
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking exr v1.5.0
[INFO] [stderr]     Checking barcoders v1.0.2
[INFO] [stderr]     Checking image v0.24.3
[INFO] [stderr]     Checking qrcode-generator v4.1.6
[INFO] [stderr]     Checking fltk v1.3.13
[INFO] [stdout] warning: the item `barcoders` is imported redundantly
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use barcoders;
[INFO] [stdout]   |     ^^^^^^^^^ the item `barcoders` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `barcoders` is imported redundantly
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use barcoders;
[INFO] [stdout]   |     ^^^^^^^^^ the item `barcoders` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.55s
[INFO] running `Command { std: "docker" "inspect" "98f7f579ec018888283aa11b9c6192b44632b4c9be0e64507bd179e1d4266125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98f7f579ec018888283aa11b9c6192b44632b4c9be0e64507bd179e1d4266125", kill_on_drop: false }`
[INFO] [stdout] 98f7f579ec018888283aa11b9c6192b44632b4c9be0e64507bd179e1d4266125