[INFO] cloning repository https://github.com/Skgland/EPC-QR-Code-Generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Skgland/EPC-QR-Code-Generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkgland%2FEPC-QR-Code-Generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkgland%2FEPC-QR-Code-Generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9059a687752eaa02597e89cf11e75ea8270a8290
[INFO] checking Skgland/EPC-QR-Code-Generator against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkgland%2FEPC-QR-Code-Generator" "/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/Skgland/EPC-QR-Code-Generator 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/Skgland/EPC-QR-Code-Generator
[INFO] finished tweaking git repo https://github.com/Skgland/EPC-QR-Code-Generator
[INFO] tweaked toml for git repo https://github.com/Skgland/EPC-QR-Code-Generator written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Skgland/EPC-QR-Code-Generator 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 arqoii-types v0.2.0
[INFO] [stderr]   Downloaded proptest v1.4.0
[INFO] [stderr]   Downloaded arqoii v0.2.0
[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] b2c7af9081ea32934d31c3c1376dd7c4cc9a2a664907150d517ee161de8fee17
[INFO] running `Command { std: "docker" "start" "-a" "b2c7af9081ea32934d31c3c1376dd7c4cc9a2a664907150d517ee161de8fee17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2c7af9081ea32934d31c3c1376dd7c4cc9a2a664907150d517ee161de8fee17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c7af9081ea32934d31c3c1376dd7c4cc9a2a664907150d517ee161de8fee17", kill_on_drop: false }`
[INFO] [stdout] b2c7af9081ea32934d31c3c1376dd7c4cc9a2a664907150d517ee161de8fee17
[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] 8c468c44be02c69cb1acd42db4bc249829a5a2c771f04f879421a53822bb15da
[INFO] running `Command { std: "docker" "start" "-a" "8c468c44be02c69cb1acd42db4bc249829a5a2c771f04f879421a53822bb15da", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking bytemuck v1.14.1
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking arqoii-types v0.2.0
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking arqoii v0.2.0
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking gif v0.12.0
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking exr v1.71.0
[INFO] [stderr]     Checking png v0.17.11
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking image v0.24.8
[INFO] [stderr]     Checking qrcode v0.12.0
[INFO] [stderr]     Checking epc-qr-code-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.10s
[INFO] running `Command { std: "docker" "inspect" "8c468c44be02c69cb1acd42db4bc249829a5a2c771f04f879421a53822bb15da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c468c44be02c69cb1acd42db4bc249829a5a2c771f04f879421a53822bb15da", kill_on_drop: false }`
[INFO] [stdout] 8c468c44be02c69cb1acd42db4bc249829a5a2c771f04f879421a53822bb15da
[INFO] checking Skgland/EPC-QR-Code-Generator against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkgland%2FEPC-QR-Code-Generator" "/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/Skgland/EPC-QR-Code-Generator 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/Skgland/EPC-QR-Code-Generator
[INFO] finished tweaking git repo https://github.com/Skgland/EPC-QR-Code-Generator
[INFO] tweaked toml for git repo https://github.com/Skgland/EPC-QR-Code-Generator written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Skgland/EPC-QR-Code-Generator 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] 0648792e1949b0600b7a9a5a193ecfd0decef451d8288b1abef826e4b7f5870b
[INFO] running `Command { std: "docker" "start" "-a" "0648792e1949b0600b7a9a5a193ecfd0decef451d8288b1abef826e4b7f5870b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0648792e1949b0600b7a9a5a193ecfd0decef451d8288b1abef826e4b7f5870b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0648792e1949b0600b7a9a5a193ecfd0decef451d8288b1abef826e4b7f5870b", kill_on_drop: false }`
[INFO] [stdout] 0648792e1949b0600b7a9a5a193ecfd0decef451d8288b1abef826e4b7f5870b
[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] ba43d0558aaf9df1b3718267ed70f31640024e5ef069462e322ee7482a878461
[INFO] running `Command { std: "docker" "start" "-a" "ba43d0558aaf9df1b3718267ed70f31640024e5ef069462e322ee7482a878461", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking bytemuck v1.14.1
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking arqoii-types v0.2.0
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking arqoii v0.2.0
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking gif v0.12.0
[INFO] [stderr]     Checking exr v1.71.0
[INFO] [stderr]     Checking png v0.17.11
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking image v0.24.8
[INFO] [stderr]     Checking qrcode v0.12.0
[INFO] [stderr]     Checking epc-qr-code-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.35s
[INFO] running `Command { std: "docker" "inspect" "ba43d0558aaf9df1b3718267ed70f31640024e5ef069462e322ee7482a878461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba43d0558aaf9df1b3718267ed70f31640024e5ef069462e322ee7482a878461", kill_on_drop: false }`
[INFO] [stdout] ba43d0558aaf9df1b3718267ed70f31640024e5ef069462e322ee7482a878461