[INFO] cloning repository https://github.com/dcchut/dcc-lsystem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dcchut/dcc-lsystem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcchut%2Fdcc-lsystem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcchut%2Fdcc-lsystem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b0bde40f624e43573e68ba4a369b35b54659851
[INFO] checking dcchut/dcc-lsystem against try#a0aab45a34400a5afa9e3246429a7455540b55d2 for pr-85048-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcchut%2Fdcc-lsystem" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dcchut/dcc-lsystem on toolchain a0aab45a34400a5afa9e3246429a7455540b55d2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a0aab45a34400a5afa9e3246429a7455540b55d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dcchut/dcc-lsystem
[INFO] finished tweaking git repo https://github.com/dcchut/dcc-lsystem
[INFO] tweaked toml for git repo https://github.com/dcchut/dcc-lsystem written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a0aab45a34400a5afa9e3246429a7455540b55d2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a0aab45a34400a5afa9e3246429a7455540b55d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded build_const v0.2.2
[INFO] [stderr]   Downloaded owned_ttf_parser v0.6.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.30
[INFO] [stderr]   Downloaded rusttype v0.9.2
[INFO] [stderr]   Downloaded crc v1.8.1
[INFO] [stderr]   Downloaded ttf-parser v0.6.2
[INFO] [stderr]   Downloaded rand_distr v0.2.2
[INFO] [stderr]   Downloaded num v0.3.1
[INFO] [stderr]   Downloaded rulinalg v0.4.2
[INFO] [stderr]   Downloaded custom_derive v0.1.7
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.9
[INFO] [stderr]   Downloaded miniz_oxide v0.3.7
[INFO] [stderr]   Downloaded deflate v0.8.6
[INFO] [stderr]   Downloaded dyn-clone v1.0.4
[INFO] [stderr]   Downloaded image v0.23.14
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.22
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.5
[INFO] [stderr]   Downloaded imagequant v4.0.0-beta.8
[INFO] [stderr]   Downloaded itertools v0.10.3
[INFO] [stderr]   Downloaded lodepng v3.5.2
[INFO] [stderr]   Downloaded gifski v1.6.4
[INFO] [stderr]   Downloaded dcc-lsystem-derive v0.1.2
[INFO] [stderr]   Downloaded thiserror v1.0.30
[INFO] [stderr]   Downloaded png v0.16.8
[INFO] [stderr]   Downloaded tiff v0.6.1
[INFO] [stderr]   Downloaded num-rational v0.3.2
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded num-bigint v0.3.3
[INFO] [stderr]   Downloaded rawpointer v0.1.0
[INFO] [stderr]   Downloaded matrixmultiply v0.1.15
[INFO] [stderr]   Downloaded num v0.1.42
[INFO] [stderr]   Downloaded imageproc v0.22.0
[INFO] [stderr]   Downloaded mtpng v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a0aab45a34400a5afa9e3246429a7455540b55d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72f37beb24dcd7064c121bb75316613554f3c1487d0a16803ed252227b94d233
[INFO] running `Command { std: "docker" "start" "-a" "72f37beb24dcd7064c121bb75316613554f3c1487d0a16803ed252227b94d233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72f37beb24dcd7064c121bb75316613554f3c1487d0a16803ed252227b94d233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f37beb24dcd7064c121bb75316613554f3c1487d0a16803ed252227b94d233", kill_on_drop: false }`
[INFO] [stdout] 72f37beb24dcd7064c121bb75316613554f3c1487d0a16803ed252227b94d233
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a0aab45a34400a5afa9e3246429a7455540b55d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32042e6ab1fd01942146fe9add38418c46ac5c35054964bed1e611b929a54e70
[INFO] running `Command { std: "docker" "start" "-a" "32042e6ab1fd01942146fe9add38418c46ac5c35054964bed1e611b929a54e70", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking imgref v1.9.1
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking wild v2.0.4
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking dunce v1.0.2
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking rgb v0.8.31
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking quote v1.0.15
[INFO] [stderr]     Checking gif-dispose v3.1.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling gifsicle v1.92.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking pbr v1.0.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking noisy_float v0.2.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking fallible_collections v0.4.4
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking resize v0.7.2
[INFO] [stderr]     Checking lodepng v3.5.2
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking dcc-lsystem-derive v0.1.2 (/opt/rustwide/workdir/dcc-lsystem-derive)
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking imagequant v4.0.0-beta.8
[INFO] [stderr]     Checking mtpng v0.3.5
[INFO] [stdout] error[E0277]: `SeaCow<'_, rgb::RGBA<u8>>` cannot be shared between threads safely
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/imagequant-4.0.0-beta.8/src/remap.rs:56:77
[INFO] [stdout]     |
[INFO] [stdout] 56  |       let remapping_error = output_pixels.rows_mut().enumerate().par_bridge().map(|(row, output_pixels_row)| {
[INFO] [stdout]     |  _____________________________________________________________________________^^^_-
[INFO] [stdout]     | |                                                                             |
[INFO] [stdout]     | |                                                                             `SeaCow<'_, rgb::RGBA<u8>>` cannot be shared between threads safely
[INFO] [stdout] 57  | |         let mut remapping_error = 0.;
[INFO] [stdout] 58  | |         let tls_res = match tls.get_or_try(per_thread_buffers) {
[INFO] [stdout] 59  | |             Ok(res) => res,
[INFO] [stdout] ...   |
[INFO] [stdout] 86  | |         remapping_error
[INFO] [stdout] 87  | |     })
[INFO] [stdout]     | |_____- within this `[closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/imagequant-4.0.0-beta.8/src/remap.rs:56:81: 87:6]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: within `[closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/imagequant-4.0.0-beta.8/src/remap.rs:56:81: 87:6]`, the trait `Sync` is not implemented for `SeaCow<'_, rgb::RGBA<u8>>`
[INFO] [stdout]     = note: required because it appears within the type `Option<SeaCow<'_, rgb::RGBA<u8>>>`
[INFO] [stdout] note: required because it appears within the type `PixelsSource<'_, '_>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/imagequant-4.0.0-beta.8/src/rows.rs:11:17
[INFO] [stdout]     |
[INFO] [stdout] 11  | pub(crate) enum PixelsSource<'pixels, 'rows> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout] note: required because it appears within the type `DynamicRows<'_, '_>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/imagequant-4.0.0-beta.8/src/rows.rs:18:19
[INFO] [stdout]     |
[INFO] [stdout] 18  | pub(crate) struct DynamicRows<'pixels, 'rows> {
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout]     = note: required because it appears within the type `&DynamicRows<'_, '_>`
[INFO] [stdout] note: required because it appears within the type `DynamicRowsIter<'_, '_, '_>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/imagequant-4.0.0-beta.8/src/rows.rs:26:19
[INFO] [stdout]     |
[INFO] [stdout] 26  | pub(crate) struct DynamicRowsIter<'parent, 'pixels, 'rows> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: required because it appears within the type `&DynamicRowsIter<'_, '_, '_>`
[INFO] [stdout]     = note: required because it appears within the type `[closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/imagequant-4.0.0-beta.8/src/remap.rs:56:81: 87:6]`
[INFO] [stdout] note: required by a bound in `rayon::iter::ParallelIterator::map`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-1.5.1/src/iter/mod.rs:586:34
[INFO] [stdout]     |
[INFO] [stdout] 586 |         F: Fn(Self::Item) -> R + Sync + Send,
[INFO] [stdout]     |                                  ^^^^ required by this bound in `rayon::iter::ParallelIterator::map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `imagequant` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "32042e6ab1fd01942146fe9add38418c46ac5c35054964bed1e611b929a54e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32042e6ab1fd01942146fe9add38418c46ac5c35054964bed1e611b929a54e70", kill_on_drop: false }`
[INFO] [stdout] 32042e6ab1fd01942146fe9add38418c46ac5c35054964bed1e611b929a54e70