[INFO] crate oxygengine-composite-renderer-backend-web 0.3.14 is already in cache
[INFO] extracting crate oxygengine-composite-renderer-backend-web 0.3.14 into work/ex/beta-1.38-1/sources/1.37.0/reg/oxygengine-composite-renderer-backend-web/0.3.14
[INFO] extracting crate oxygengine-composite-renderer-backend-web 0.3.14 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/oxygengine-composite-renderer-backend-web/0.3.14
[INFO] validating manifest of oxygengine-composite-renderer-backend-web-0.3.14 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of oxygengine-composite-renderer-backend-web-0.3.14 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing oxygengine-composite-renderer-backend-web-0.3.14
[INFO] finished frobbing oxygengine-composite-renderer-backend-web-0.3.14
[INFO] frobbed toml for oxygengine-composite-renderer-backend-web-0.3.14 written to work/ex/beta-1.38-1/sources/1.37.0/reg/oxygengine-composite-renderer-backend-web/0.3.14/Cargo.toml
[INFO] started frobbing oxygengine-composite-renderer-backend-web-0.3.14
[INFO] finished frobbing oxygengine-composite-renderer-backend-web-0.3.14
[INFO] frobbed toml for oxygengine-composite-renderer-backend-web-0.3.14 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/oxygengine-composite-renderer-backend-web/0.3.14/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing oxygengine-composite-renderer-backend-web-0.3.14 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/oxygengine-composite-renderer-backend-web/0.3.14:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d7cdc82b14e885b224b14fdd46ef814e8c144955323bce99c637e53c7e3529f4
[INFO] running `"docker" "start" "-a" "d7cdc82b14e885b224b14fdd46ef814e8c144955323bce99c637e53c7e3529f4"`
[INFO] [stderr]    Compiling wasm-bindgen v0.2.50
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.50
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling crossbeam v0.4.1
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling specs v0.14.3
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]    Compiling specs-hierarchy v0.3.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.50
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.50
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling web-sys v0.3.27
[INFO] [stderr]    Compiling noise v0.5.1
[INFO] [stderr]    Compiling js-sys v0.3.27
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling oxygengine-utils v0.3.17
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling oxygengine-core v0.3.17
[INFO] [stderr]    Compiling oxygengine-composite-renderer v0.3.17
[INFO] [stderr]    Compiling oxygengine-composite-renderer-backend-web v0.3.14 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `"docker" "inspect" "d7cdc82b14e885b224b14fdd46ef814e8c144955323bce99c637e53c7e3529f4"`
[INFO] running `"docker" "rm" "-f" "d7cdc82b14e885b224b14fdd46ef814e8c144955323bce99c637e53c7e3529f4"`
[INFO] [stdout] d7cdc82b14e885b224b14fdd46ef814e8c144955323bce99c637e53c7e3529f4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/oxygengine-composite-renderer-backend-web/0.3.14:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f35d3a3a0417cfe80c8bb0bad140d0235686f03de937d5300bc63719a3072678
[INFO] running `"docker" "start" "-a" "f35d3a3a0417cfe80c8bb0bad140d0235686f03de937d5300bc63719a3072678"`
[INFO] [stderr]    Compiling oxygengine-composite-renderer-backend-web v0.3.14 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "f35d3a3a0417cfe80c8bb0bad140d0235686f03de937d5300bc63719a3072678"`
[INFO] running `"docker" "rm" "-f" "f35d3a3a0417cfe80c8bb0bad140d0235686f03de937d5300bc63719a3072678"`
[INFO] [stdout] f35d3a3a0417cfe80c8bb0bad140d0235686f03de937d5300bc63719a3072678
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/oxygengine-composite-renderer-backend-web/0.3.14:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] f7aba12bca52223c004de77b0c355be4b3a8438f67ad1c474e1d4cb919ea147f
[INFO] running `"docker" "start" "-a" "f7aba12bca52223c004de77b0c355be4b3a8438f67ad1c474e1d4cb919ea147f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/oxygengine_composite_renderer_backend_web-7ca00b7c08405fc1
[INFO] [stderr]    Doc-tests oxygengine-composite-renderer-backend-web
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f7aba12bca52223c004de77b0c355be4b3a8438f67ad1c474e1d4cb919ea147f"`
[INFO] running `"docker" "rm" "-f" "f7aba12bca52223c004de77b0c355be4b3a8438f67ad1c474e1d4cb919ea147f"`
[INFO] [stdout] f7aba12bca52223c004de77b0c355be4b3a8438f67ad1c474e1d4cb919ea147f