[INFO] fetching crate amethyst_tools 0.7.6...
[INFO] extracting crate amethyst_tools 0.7.6 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/amethyst_tools/0.7.6
[INFO] extracting crate amethyst_tools 0.7.6 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/amethyst_tools/0.7.6
[INFO] validating manifest of amethyst_tools-0.7.6 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of amethyst_tools-0.7.6 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing amethyst_tools-0.7.6
[INFO] finished frobbing amethyst_tools-0.7.6
[INFO] frobbed toml for amethyst_tools-0.7.6 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/amethyst_tools/0.7.6/Cargo.toml
[INFO] started frobbing amethyst_tools-0.7.6
[INFO] finished frobbing amethyst_tools-0.7.6
[INFO] frobbed toml for amethyst_tools-0.7.6 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/amethyst_tools/0.7.6/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded liquid v0.15.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing amethyst_tools-0.7.6 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/amethyst_tools/0.7.6:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 6382e29a25256138acebff465b8df3819e98f2c057dbd2fa1ad8cee6bcfb1fde
[INFO] running `"docker" "start" "-a" "6382e29a25256138acebff465b8df3819e98f2c057dbd2fa1ad8cee6bcfb1fde"`
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.2.1
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling env_proxy v0.2.0
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling walkdir v2.2.8
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling publicsuffix v1.5.2
[INFO] [stderr]    Compiling h2 v0.1.23
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling liquid v0.15.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::string::String: std::convert::AsRef<_>`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/liquid-0.15.0/src/compiler/parser.rs:88:80
[INFO] [stderr]    |
[INFO] [stderr] 88 |                     Token::Identifier(ref x) => indexes.push(Index::with_key(x.as_ref())),
[INFO] [stderr]    |                                                                                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0283`.
[INFO] [stderr] error: Could not compile `liquid`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6382e29a25256138acebff465b8df3819e98f2c057dbd2fa1ad8cee6bcfb1fde"`
[INFO] running `"docker" "rm" "-f" "6382e29a25256138acebff465b8df3819e98f2c057dbd2fa1ad8cee6bcfb1fde"`
[INFO] [stdout] 6382e29a25256138acebff465b8df3819e98f2c057dbd2fa1ad8cee6bcfb1fde