[INFO] fetching crate twenty-twenty 0.6.1...
[INFO] checking twenty-twenty-0.6.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate twenty-twenty 0.6.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate twenty-twenty 0.6.1 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 crates.io crate twenty-twenty 0.6.1
[INFO] finished tweaking crates.io crate twenty-twenty 0.6.1
[INFO] tweaked toml for crates.io crate twenty-twenty 0.6.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 89 packages
[INFO] [stderr]       Adding bindgen v0.64.0 (latest: v0.69.4)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding ffmpeg-next v6.1.1 (latest: v7.0.0)
[INFO] [stderr]       Adding ffmpeg-sys-next v6.1.0 (latest: v7.0.0)
[INFO] [stderr]       Adding image v0.24.9 (latest: v0.25.1)
[INFO] [stderr]       Adding image-compare v0.3.1 (latest: v0.4.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding peeking_take_while v0.1.2 (latest: v1.0.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ffmpeg-sys-next v6.1.0
[INFO] [stderr]   Downloaded image-compare v0.3.1
[INFO] [stderr]   Downloaded ffmpeg-next v6.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 215144c65c57fb4cd3f51ac8224c6972b9f2dbf54433f98adc5ef9b1db2c7de3
[INFO] running `Command { std: "docker" "start" "-a" "215144c65c57fb4cd3f51ac8224c6972b9f2dbf54433f98adc5ef9b1db2c7de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "215144c65c57fb4cd3f51ac8224c6972b9f2dbf54433f98adc5ef9b1db2c7de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "215144c65c57fb4cd3f51ac8224c6972b9f2dbf54433f98adc5ef9b1db2c7de3", kill_on_drop: false }`
[INFO] [stdout] 215144c65c57fb4cd3f51ac8224c6972b9f2dbf54433f98adc5ef9b1db2c7de3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c8c5c280bd6c8b60fd08a6101a6c0cb26818833d60d484dd3af54a05be5a2358
[INFO] running `Command { std: "docker" "start" "-a" "c8c5c280bd6c8b60fd08a6101a6c0cb26818833d60d484dd3af54a05be5a2358", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling libloading v0.8.3
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling bindgen v0.64.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling ffmpeg-next v6.1.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking image-compare v0.3.1
[INFO] [stderr]    Compiling ffmpeg-sys-next v6.1.0
[INFO] [stderr]     Checking twenty-twenty v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.76s
[INFO] running `Command { std: "docker" "inspect" "c8c5c280bd6c8b60fd08a6101a6c0cb26818833d60d484dd3af54a05be5a2358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8c5c280bd6c8b60fd08a6101a6c0cb26818833d60d484dd3af54a05be5a2358", kill_on_drop: false }`
[INFO] [stdout] c8c5c280bd6c8b60fd08a6101a6c0cb26818833d60d484dd3af54a05be5a2358