[INFO] cloning repository https://github.com/igorunderplayer/qrcrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/igorunderplayer/qrcrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figorunderplayer%2Fqrcrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figorunderplayer%2Fqrcrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3d172d6b9129612e8bf8b3b8caa16b396547e7f
[INFO] checking igorunderplayer/qrcrs against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figorunderplayer%2Fqrcrs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/igorunderplayer/qrcrs 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/igorunderplayer/qrcrs
[INFO] finished tweaking git repo https://github.com/igorunderplayer/qrcrs
[INFO] tweaked toml for git repo https://github.com/igorunderplayer/qrcrs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/igorunderplayer/qrcrs 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 qrcodegen v1.8.0
[INFO] [stderr]   Downloaded qrcode-generator v4.1.9
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 635f3f60f52e5755168e3a95b921653b9beff453a31e5e9f583217f247bfc61f
[INFO] running `Command { std: "docker" "start" "-a" "635f3f60f52e5755168e3a95b921653b9beff453a31e5e9f583217f247bfc61f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "635f3f60f52e5755168e3a95b921653b9beff453a31e5e9f583217f247bfc61f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "635f3f60f52e5755168e3a95b921653b9beff453a31e5e9f583217f247bfc61f", kill_on_drop: false }`
[INFO] [stdout] 635f3f60f52e5755168e3a95b921653b9beff453a31e5e9f583217f247bfc61f
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 392108bf06383564ea2ddab28467056082cf4c9bc4916338f8cab448ad324cc8
[INFO] running `Command { std: "docker" "start" "-a" "392108bf06383564ea2ddab28467056082cf4c9bc4916338f8cab448ad324cc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking utf8-width v0.1.7
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking qrcodegen v1.8.0
[INFO] [stderr]     Checking html-escape v0.2.13
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking qrcode-generator v4.1.9
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking qrcrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.00s
[INFO] running `Command { std: "docker" "inspect" "392108bf06383564ea2ddab28467056082cf4c9bc4916338f8cab448ad324cc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "392108bf06383564ea2ddab28467056082cf4c9bc4916338f8cab448ad324cc8", kill_on_drop: false }`
[INFO] [stdout] 392108bf06383564ea2ddab28467056082cf4c9bc4916338f8cab448ad324cc8
[INFO] checking igorunderplayer/qrcrs against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figorunderplayer%2Fqrcrs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/igorunderplayer/qrcrs on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/igorunderplayer/qrcrs
[INFO] finished tweaking git repo https://github.com/igorunderplayer/qrcrs
[INFO] tweaked toml for git repo https://github.com/igorunderplayer/qrcrs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/igorunderplayer/qrcrs 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12bdbb60bad08265d31e394568a77af78e4849eb7bfe2769a16923c7a5fd2ede
[INFO] running `Command { std: "docker" "start" "-a" "12bdbb60bad08265d31e394568a77af78e4849eb7bfe2769a16923c7a5fd2ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12bdbb60bad08265d31e394568a77af78e4849eb7bfe2769a16923c7a5fd2ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12bdbb60bad08265d31e394568a77af78e4849eb7bfe2769a16923c7a5fd2ede", kill_on_drop: false }`
[INFO] [stdout] 12bdbb60bad08265d31e394568a77af78e4849eb7bfe2769a16923c7a5fd2ede
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50dadc8634844ea277f9cf4f2d7067287b7800ca2f854e014ad354f256bfb3f5
[INFO] running `Command { std: "docker" "start" "-a" "50dadc8634844ea277f9cf4f2d7067287b7800ca2f854e014ad354f256bfb3f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking utf8-width v0.1.7
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking qrcodegen v1.8.0
[INFO] [stderr]     Checking html-escape v0.2.13
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking qrcode-generator v4.1.9
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking qrcrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.62s
[INFO] running `Command { std: "docker" "inspect" "50dadc8634844ea277f9cf4f2d7067287b7800ca2f854e014ad354f256bfb3f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50dadc8634844ea277f9cf4f2d7067287b7800ca2f854e014ad354f256bfb3f5", kill_on_drop: false }`
[INFO] [stdout] 50dadc8634844ea277f9cf4f2d7067287b7800ca2f854e014ad354f256bfb3f5