[INFO] fetching crate arko 0.2.3...
[INFO] checking arko-0.2.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate arko 0.2.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate arko 0.2.3 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 crates.io crate arko 0.2.3
[INFO] finished tweaking crates.io crate arko 0.2.3
[INFO] tweaked toml for crates.io crate arko 0.2.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 62 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding image v0.24.9 (latest: v0.25.1)
[INFO] [stderr]       Adding palette v0.6.1 (latest: v0.7.5)
[INFO] [stderr]       Adding palette_derive v0.6.1 (latest: v0.7.5)
[INFO] [stderr]       Adding siphasher v0.3.11 (latest: v1.0.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml v0.5.11 (latest: v0.8.12)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded siphasher v0.3.11
[INFO] [stderr]   Downloaded phf_generator v0.11.2
[INFO] [stderr]   Downloaded palette_derive v0.6.1
[INFO] [stderr]   Downloaded phf v0.11.2
[INFO] [stderr]   Downloaded find-crate v0.6.3
[INFO] [stderr]   Downloaded phf_macros v0.11.2
[INFO] [stderr]   Downloaded phf_shared v0.11.2
[INFO] [stderr]   Downloaded palette v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 49a9401a63e52b6c8a184e4cd9a1936d152d099518de130af59896040c213b5e
[INFO] running `Command { std: "docker" "start" "-a" "49a9401a63e52b6c8a184e4cd9a1936d152d099518de130af59896040c213b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49a9401a63e52b6c8a184e4cd9a1936d152d099518de130af59896040c213b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a9401a63e52b6c8a184e4cd9a1936d152d099518de130af59896040c213b5e", kill_on_drop: false }`
[INFO] [stdout] 49a9401a63e52b6c8a184e4cd9a1936d152d099518de130af59896040c213b5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c12aedd39e1ca22be294dfc75347d846c729895a647a7312a681101c4a66bb39
[INFO] running `Command { std: "docker" "start" "-a" "c12aedd39e1ca22be294dfc75347d846c729895a647a7312a681101c4a66bb39", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]    Compiling palette v0.6.1
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling find-crate v0.6.3
[INFO] [stderr]    Compiling palette_derive v0.6.1
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking arko v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.01s
[INFO] running `Command { std: "docker" "inspect" "c12aedd39e1ca22be294dfc75347d846c729895a647a7312a681101c4a66bb39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c12aedd39e1ca22be294dfc75347d846c729895a647a7312a681101c4a66bb39", kill_on_drop: false }`
[INFO] [stdout] c12aedd39e1ca22be294dfc75347d846c729895a647a7312a681101c4a66bb39
[INFO] checking arko-0.2.3 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate arko 0.2.3 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate arko 0.2.3 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 crates.io crate arko 0.2.3
[INFO] finished tweaking crates.io crate arko 0.2.3
[INFO] tweaked toml for crates.io crate arko 0.2.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f3521095df37bfbee8bb9514ca36c4cac54fd5f55607cad3c7223749c03111c8
[INFO] running `Command { std: "docker" "start" "-a" "f3521095df37bfbee8bb9514ca36c4cac54fd5f55607cad3c7223749c03111c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3521095df37bfbee8bb9514ca36c4cac54fd5f55607cad3c7223749c03111c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3521095df37bfbee8bb9514ca36c4cac54fd5f55607cad3c7223749c03111c8", kill_on_drop: false }`
[INFO] [stdout] f3521095df37bfbee8bb9514ca36c4cac54fd5f55607cad3c7223749c03111c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 87de6c669ac5f4f15770fb56ad13e2f4808a1df4d021df9747d10c74f3927164
[INFO] running `Command { std: "docker" "start" "-a" "87de6c669ac5f4f15770fb56ad13e2f4808a1df4d021df9747d10c74f3927164", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]    Compiling palette v0.6.1
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]    Compiling find-crate v0.6.3
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling palette_derive v0.6.1
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking arko v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.72s
[INFO] running `Command { std: "docker" "inspect" "87de6c669ac5f4f15770fb56ad13e2f4808a1df4d021df9747d10c74f3927164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87de6c669ac5f4f15770fb56ad13e2f4808a1df4d021df9747d10c74f3927164", kill_on_drop: false }`
[INFO] [stdout] 87de6c669ac5f4f15770fb56ad13e2f4808a1df4d021df9747d10c74f3927164