[INFO] fetching crate artworks 0.1.1...
[INFO] checking artworks-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate artworks 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate artworks 0.1.1 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 artworks 0.1.1
[INFO] finished tweaking crates.io crate artworks 0.1.1
[INFO] tweaked toml for crates.io crate artworks 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate artworks 0.1.1 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 lofty_attr v0.9.0
[INFO] [stderr]   Downloaded ogg_pager v0.5.0
[INFO] [stderr]   Downloaded walkdir v2.3.3
[INFO] [stderr]   Downloaded once_cell v1.18.0
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] [stderr]   Downloaded byteorder v1.4.3
[INFO] [stderr]   Downloaded unicode-width v0.1.10
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] [stderr]   Downloaded console v0.15.7
[INFO] [stderr]   Downloaded portable-atomic v1.4.1
[INFO] [stderr]   Downloaded syn v2.0.26
[INFO] [stderr]   Downloaded base64 v0.21.2
[INFO] [stderr]   Downloaded libc v0.2.147
[INFO] [stderr]   Downloaded flate2 v1.0.26
[INFO] [stderr]   Downloaded lofty v0.15.0
[INFO] [stderr]   Downloaded indicatif v0.17.5
[INFO] [stderr]   Downloaded crc32fast v1.3.2
[INFO] [stderr]   Downloaded miniz_oxide v0.7.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.66
[INFO] [stderr]   Downloaded quote v1.0.31
[INFO] [stderr]   Downloaded unicode-ident v1.0.11
[INFO] [stderr]   Downloaded log v0.4.19
[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] 770162015ffb0ff28f56ce16e574899bf70d971c1a241aee657719c3827bf8d4
[INFO] running `Command { std: "docker" "start" "-a" "770162015ffb0ff28f56ce16e574899bf70d971c1a241aee657719c3827bf8d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "770162015ffb0ff28f56ce16e574899bf70d971c1a241aee657719c3827bf8d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "770162015ffb0ff28f56ce16e574899bf70d971c1a241aee657719c3827bf8d4", kill_on_drop: false }`
[INFO] [stdout] 770162015ffb0ff28f56ce16e574899bf70d971c1a241aee657719c3827bf8d4
[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] 2065531fafef22e29311236035afafd6d5a841fb28919822fa978f91bdf43534
[INFO] running `Command { std: "docker" "start" "-a" "2065531fafef22e29311236035afafd6d5a841fb28919822fa978f91bdf43534", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling portable-atomic v1.4.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking ogg_pager v0.5.0
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]    Compiling syn v2.0.26
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking indicatif v0.17.5
[INFO] [stderr]    Compiling lofty_attr v0.9.0
[INFO] [stderr]     Checking lofty v0.15.0
[INFO] [stderr]     Checking artworks v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.36s
[INFO] running `Command { std: "docker" "inspect" "2065531fafef22e29311236035afafd6d5a841fb28919822fa978f91bdf43534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2065531fafef22e29311236035afafd6d5a841fb28919822fa978f91bdf43534", kill_on_drop: false }`
[INFO] [stdout] 2065531fafef22e29311236035afafd6d5a841fb28919822fa978f91bdf43534