[INFO] fetching crate starry_mosaic 0.4.0...
[INFO] checking starry_mosaic-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate starry_mosaic 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate starry_mosaic 0.4.0 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 starry_mosaic 0.4.0
[INFO] finished tweaking crates.io crate starry_mosaic 0.4.0
[INFO] tweaked toml for crates.io crate starry_mosaic 0.4.0 written to /workspace/builds/worker-2-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 126 packages
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v3.2.25 (latest: v4.5.4)
[INFO] [stderr]       Adding clap_lex v0.2.4 (latest: v0.7.0)
[INFO] [stderr]       Adding criterion v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding image v0.24.9 (latest: v0.25.1)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding os_str_bytes v6.6.1 (latest: v7.0.0)
[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 robust v0.2.3 (latest: v1.1.0)
[INFO] [stderr]       Adding rstest v0.15.0 (latest: v0.18.2)
[INFO] [stderr]       Adding rstest_macros v0.14.0 (latest: v0.18.2)
[INFO] [stderr]       Adding rstest_reuse v0.4.0 (latest: v0.6.0)
[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] 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rstest_reuse v0.4.0
[INFO] [stderr]   Downloaded rstest_macros v0.14.0
[INFO] [stderr]   Downloaded rstest v0.15.0
[INFO] [stderr]   Downloaded float-cmp v0.9.0
[INFO] [stderr]   Downloaded find-crate v0.6.3
[INFO] [stderr]   Downloaded palette v0.6.1
[INFO] [stderr]   Downloaded delaunator v1.0.2
[INFO] [stderr]   Downloaded voronoice v0.2.0
[INFO] [stderr]   Downloaded palette_derive v0.6.1
[INFO] [stderr]   Downloaded robust v0.2.3
[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] f0d66e88dbd1e7ee6665b42a61161e5070bf6321d4b7e599b0aa56233f4a887a
[INFO] running `Command { std: "docker" "start" "-a" "f0d66e88dbd1e7ee6665b42a61161e5070bf6321d4b7e599b0aa56233f4a887a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0d66e88dbd1e7ee6665b42a61161e5070bf6321d4b7e599b0aa56233f4a887a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0d66e88dbd1e7ee6665b42a61161e5070bf6321d4b7e599b0aa56233f4a887a", kill_on_drop: false }`
[INFO] [stdout] f0d66e88dbd1e7ee6665b42a61161e5070bf6321d4b7e599b0aa56233f4a887a
[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] c36288ae349f8424c2b12caf5585e02e7c1e8555f2cba4715d179ce7fe174dfb
[INFO] running `Command { std: "docker" "start" "-a" "c36288ae349f8424c2b12caf5585e02e7c1e8555f2cba4715d179ce7fe174dfb", kill_on_drop: false }`
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking siphasher v0.3.11
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling rstest_macros v0.14.0
[INFO] [stderr]     Checking robust v0.2.3
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]    Compiling palette v0.6.1
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]     Checking delaunator v1.0.2
[INFO] [stderr]    Compiling rstest_reuse v0.4.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking voronoice v0.2.0
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]    Compiling find-crate v0.6.3
[INFO] [stderr]    Compiling palette_derive v0.6.1
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rstest v0.15.0
[INFO] [stderr]     Checking starry_mosaic v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.94s
[INFO] running `Command { std: "docker" "inspect" "c36288ae349f8424c2b12caf5585e02e7c1e8555f2cba4715d179ce7fe174dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c36288ae349f8424c2b12caf5585e02e7c1e8555f2cba4715d179ce7fe174dfb", kill_on_drop: false }`
[INFO] [stdout] c36288ae349f8424c2b12caf5585e02e7c1e8555f2cba4715d179ce7fe174dfb