[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#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffighterwing%2Ftetra_ldtk" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fighterwing/tetra_ldtk on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vek v0.13.1
[INFO] [stderr]   Downloaded sdl2 v0.34.3
[INFO] [stderr]   Downloaded lyon_path v0.17.1
[INFO] [stderr]   Downloaded lyon_tessellation v0.17.5
[INFO] [stderr]   Downloaded lyon_geom v0.17.0
[INFO] [stderr]   Downloaded sdl2-sys v0.34.3
[INFO] [stderr]   Downloaded rodio v0.11.0
[INFO] [stderr]   Downloaded cpal v0.11.0
[INFO] [stderr]   Downloaded glow v0.8.1
[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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3586bfb0452c2f9e80454da61b8ed8414a4a11bceefcf3caa7f5313a4e4335e1
[INFO] running `Command { std: "docker" "start" "-a" "3586bfb0452c2f9e80454da61b8ed8414a4a11bceefcf3caa7f5313a4e4335e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3586bfb0452c2f9e80454da61b8ed8414a4a11bceefcf3caa7f5313a4e4335e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3586bfb0452c2f9e80454da61b8ed8414a4a11bceefcf3caa7f5313a4e4335e1", kill_on_drop: false }`
[INFO] [stdout] 3586bfb0452c2f9e80454da61b8ed8414a4a11bceefcf3caa7f5313a4e4335e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afebc72b15ba0283303d248e13e9ed0695dded2661eacabf37c28e168a54c38b
[INFO] running `Command { std: "docker" "start" "-a" "afebc72b15ba0283303d248e13e9ed0695dded2661eacabf37c28e168a54c38b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling vek v0.13.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking ttf-parser v0.12.0
[INFO] [stderr]     Checking weezl v0.1.4
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking glow v0.8.1
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking euclid v0.22.2
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking sid v0.6.1
[INFO] [stderr]     Checking hashbrown v0.11.1
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking owned_ttf_parser v0.12.0
[INFO] [stderr]     Checking ab_glyph v0.2.10
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking lyon_geom v0.17.0
[INFO] [stderr]     Checking minimp3 v0.3.5
[INFO] [stderr]     Checking lyon_path v0.17.1
[INFO] [stderr]     Checking lyon_tessellation v0.17.5
[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 7.92s
[INFO] running `Command { std: "docker" "inspect" "afebc72b15ba0283303d248e13e9ed0695dded2661eacabf37c28e168a54c38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afebc72b15ba0283303d248e13e9ed0695dded2661eacabf37c28e168a54c38b", kill_on_drop: false }`
[INFO] [stdout] afebc72b15ba0283303d248e13e9ed0695dded2661eacabf37c28e168a54c38b