[INFO] fetching crate graphics_buffer 0.7.6...
[INFO] checking graphics_buffer-0.7.6 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate graphics_buffer 0.7.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate graphics_buffer 0.7.6 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate graphics_buffer 0.7.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate graphics_buffer 0.7.6
[INFO] tweaked toml for crates.io crate graphics_buffer 0.7.6 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate graphics_buffer 0.7.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded piston_window v0.118.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f145aba7f10698f233f985e7c6c475cba85fe8f075d55af4fd9cf51ec206253
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f145aba7f10698f233f985e7c6c475cba85fe8f075d55af4fd9cf51ec206253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f145aba7f10698f233f985e7c6c475cba85fe8f075d55af4fd9cf51ec206253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f145aba7f10698f233f985e7c6c475cba85fe8f075d55af4fd9cf51ec206253", kill_on_drop: false }`
[INFO] [stdout] 0f145aba7f10698f233f985e7c6c475cba85fe8f075d55af4fd9cf51ec206253
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 939eea31d0c96074e2020ae33fad421fd5c91c3004f0e2f3c668d6cce4c0c7e1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "939eea31d0c96074e2020ae33fad421fd5c91c3004f0e2f3c668d6cce4c0c7e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking weezl v0.1.4
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[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 rusttype v0.9.2
[INFO] [stderr]     Checking piston2d-graphics v0.39.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking graphics_buffer v0.7.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.73s
[INFO] running `Command { std: "docker" "inspect" "939eea31d0c96074e2020ae33fad421fd5c91c3004f0e2f3c668d6cce4c0c7e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "939eea31d0c96074e2020ae33fad421fd5c91c3004f0e2f3c668d6cce4c0c7e1", kill_on_drop: false }`
[INFO] [stdout] 939eea31d0c96074e2020ae33fad421fd5c91c3004f0e2f3c668d6cce4c0c7e1