[INFO] cloning repository https://github.com/tuulikoo/QRcode_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tuulikoo/QRcode_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuulikoo%2FQRcode_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuulikoo%2FQRcode_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 938862ebae742a2cc9b3ce5324c7ce568778a167
[INFO] checking tuulikoo/QRcode_test against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuulikoo%2FQRcode_test" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tuulikoo/QRcode_test on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tuulikoo/QRcode_test
[INFO] finished tweaking git repo https://github.com/tuulikoo/QRcode_test
[INFO] tweaked toml for git repo https://github.com/tuulikoo/QRcode_test written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tuulikoo/QRcode_test 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded resvg v0.38.0
[INFO] [stderr]   Downloaded tiny-skia-path v0.11.4
[INFO] [stderr]   Downloaded unicode-properties v0.1.1
[INFO] [stderr]   Downloaded fontdb v0.16.2
[INFO] [stderr]   Downloaded memmap2 v0.9.4
[INFO] [stderr]   Downloaded svg v0.16.0
[INFO] [stderr]   Downloaded usvg v0.38.0
[INFO] [stderr]   Downloaded exr v1.72.0
[INFO] [stderr]   Downloaded clap_mangen v0.2.20
[INFO] [stderr]   Downloaded qrcode-generator v4.1.9
[INFO] [stderr]   Downloaded tiny-skia v0.11.4
[INFO] [stderr]   Downloaded qrcode v0.13.0
[INFO] [stderr]   Downloaded clap_complete v4.5.1
[INFO] [stderr]   Downloaded qrencode v0.14.0
[INFO] [stderr]   Downloaded g2poly v1.0.1
[INFO] [stderr]   Downloaded usvg-parser v0.38.0
[INFO] [stderr]   Downloaded qrcodegen v1.8.0
[INFO] [stderr]   Downloaded checked_int_cast v1.0.0
[INFO] [stderr]   Downloaded g2gen v1.0.1
[INFO] [stderr]   Downloaded g2p v1.0.1
[INFO] [stderr]   Downloaded gif v0.13.1
[INFO] [stderr]   Downloaded fontconfig-parser v0.5.6
[INFO] [stderr]   Downloaded usvg-text-layout v0.38.0
[INFO] [stderr]   Downloaded usvg-tree v0.38.0
[INFO] [stderr]   Downloaded rqrr v0.6.0
[INFO] [stderr]   Downloaded qrcode-png v0.4.1
[INFO] [stderr]   Downloaded qrrs v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4565d9528320fbb6e1ff27985995479f915803d6a1b4266140c3f833b7228cb
[INFO] running `Command { std: "docker" "start" "-a" "b4565d9528320fbb6e1ff27985995479f915803d6a1b4266140c3f833b7228cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4565d9528320fbb6e1ff27985995479f915803d6a1b4266140c3f833b7228cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4565d9528320fbb6e1ff27985995479f915803d6a1b4266140c3f833b7228cb", kill_on_drop: false }`
[INFO] [stdout] b4565d9528320fbb6e1ff27985995479f915803d6a1b4266140c3f833b7228cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94f2a7d529ca67d4d5bb0f651595e8966b553ff51283de2db5eaefdd24ab0498
[INFO] running `Command { std: "docker" "start" "-a" "94f2a7d529ca67d4d5bb0f651595e8966b553ff51283de2db5eaefdd24ab0498", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking bytemuck v1.14.3
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]     Checking spin v0.9.8
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[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking float-cmp v0.9.0
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[INFO] [stderr]    Compiling anstyle-query v1.0.2
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[INFO] [stderr]     Checking unicode-vo v0.1.0
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[INFO] [stderr]    Compiling clap_derive v4.5.0
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[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]     Checking utf8-width v0.1.7
[INFO] [stderr]     Checking pico-args v0.5.0
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[INFO] [stderr]     Checking html-escape v0.2.13
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[INFO] [stderr]     Checking tiny-skia v0.11.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling g2gen v1.0.1
[INFO] [stderr]     Checking usvg-text-layout v0.38.0
[INFO] [stderr]     Checking gif v0.12.0
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking usvg v0.38.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking qrcode-png v0.4.1
[INFO] [stderr]     Checking svg v0.16.0
[INFO] [stderr]     Checking g2p v1.0.1
[INFO] [stderr]     Checking resvg v0.38.0
[INFO] [stderr]    Compiling clap v4.5.1
[INFO] [stderr]    Compiling clap_complete v4.5.1
[INFO] [stderr]    Compiling clap_mangen v0.2.20
[INFO] [stderr]     Checking qrencode v0.14.0
[INFO] [stderr]     Checking rqrr v0.6.0
[INFO] [stderr]     Checking qrcode v0.13.0
[INFO] [stderr]     Checking qrcode-generator v4.1.9
[INFO] [stderr]    Compiling qrrs v0.1.9
[INFO] [stderr]     Checking qrcode_gen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Mutex` is imported redundantly
[INFO] [stdout]   --> src/main.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     use super::*;
[INFO] [stdout]    |         -------- the item `Mutex` is already imported here
[INFO] [stdout] 90 |     use std::sync::Mutex;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fs` is imported redundantly
[INFO] [stdout]   --> src/main.rs:91:19
[INFO] [stdout]    |
[INFO] [stdout] 89 |     use super::*;
[INFO] [stdout]    |         -------- the item `fs` is already imported here
[INFO] [stdout] 90 |     use std::sync::Mutex;
[INFO] [stdout] 91 |     use std::fs::{self};
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.53s
[INFO] running `Command { std: "docker" "inspect" "94f2a7d529ca67d4d5bb0f651595e8966b553ff51283de2db5eaefdd24ab0498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94f2a7d529ca67d4d5bb0f651595e8966b553ff51283de2db5eaefdd24ab0498", kill_on_drop: false }`
[INFO] [stdout] 94f2a7d529ca67d4d5bb0f651595e8966b553ff51283de2db5eaefdd24ab0498