[INFO] cloning repository https://github.com/fighterwing/tetra_ldtk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fighterwing/tetra_ldtk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffighterwing%2Ftetra_ldtk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffighterwing%2Ftetra_ldtk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c91aae672e1c231f9fa18fa550ebe95f57a093d
[INFO] checking fighterwing/tetra_ldtk against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffighterwing%2Ftetra_ldtk" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fighterwing/tetra_ldtk 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/fighterwing/tetra_ldtk
[INFO] finished tweaking git repo https://github.com/fighterwing/tetra_ldtk
[INFO] tweaked toml for git repo https://github.com/fighterwing/tetra_ldtk written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fighterwing/tetra_ldtk 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]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.72
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.72
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.72
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.72
[INFO] [stderr]   Downloaded js-sys v0.3.49
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.72
[INFO] [stderr]   Downloaded web-sys v0.3.49
[INFO] [stderr]   Downloaded hashbrown v0.11.1
[INFO] [stderr]   Downloaded tetra v0.6.2
[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] 38c0d9d709b6188fb408cf1d4667ca41c044b526192dde7a068667e036c84dc6
[INFO] running `Command { std: "docker" "start" "-a" "38c0d9d709b6188fb408cf1d4667ca41c044b526192dde7a068667e036c84dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38c0d9d709b6188fb408cf1d4667ca41c044b526192dde7a068667e036c84dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c0d9d709b6188fb408cf1d4667ca41c044b526192dde7a068667e036c84dc6", kill_on_drop: false }`
[INFO] [stdout] 38c0d9d709b6188fb408cf1d4667ca41c044b526192dde7a068667e036c84dc6
[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] 02f70886fa091c7d5280683b6275e778ce9cefa05224d42f158ac78fd0cc843a
[INFO] running `Command { std: "docker" "start" "-a" "02f70886fa091c7d5280683b6275e778ce9cefa05224d42f158ac78fd0cc843a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]     Checking euclid v0.22.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling vek v0.13.1
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking weezl v0.1.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking ttf-parser v0.12.0
[INFO] [stderr]     Checking sid v0.6.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking glow v0.8.1
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking lyon_geom v0.17.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking sdl2-sys v0.34.3
[INFO] [stderr]     Checking hashbrown v0.11.1
[INFO] [stderr]     Checking lyon_path v0.17.1
[INFO] [stderr]     Checking lyon_tessellation v0.17.5
[INFO] [stderr]     Checking minimp3 v0.3.5
[INFO] [stderr]     Checking sdl2 v0.34.3
[INFO] [stderr]     Checking owned_ttf_parser v0.12.0
[INFO] [stderr]     Checking ab_glyph v0.2.10
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking rodio v0.11.0
[INFO] [stderr]     Checking tetra v0.6.2
[INFO] [stderr]     Checking tetra_ldtk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.44s
[INFO] running `Command { std: "docker" "inspect" "02f70886fa091c7d5280683b6275e778ce9cefa05224d42f158ac78fd0cc843a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02f70886fa091c7d5280683b6275e778ce9cefa05224d42f158ac78fd0cc843a", kill_on_drop: false }`
[INFO] [stdout] 02f70886fa091c7d5280683b6275e778ce9cefa05224d42f158ac78fd0cc843a