[INFO] crate cargo-tarball 0.0.1 is already in cache
[INFO] extracting crate cargo-tarball 0.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/cargo-tarball/0.0.1
[INFO] extracting crate cargo-tarball 0.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cargo-tarball/0.0.1
[INFO] validating manifest of cargo-tarball-0.0.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cargo-tarball-0.0.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cargo-tarball-0.0.1
[INFO] finished frobbing cargo-tarball-0.0.1
[INFO] frobbed toml for cargo-tarball-0.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/cargo-tarball/0.0.1/Cargo.toml
[INFO] started frobbing cargo-tarball-0.0.1
[INFO] finished frobbing cargo-tarball-0.0.1
[INFO] frobbed toml for cargo-tarball-0.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cargo-tarball/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cargo-tarball-0.0.1 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cargo-tarball/0.0.1:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] fe21dfab61de170b9142571362df5325cc377133ab3b54c9a6fba9c6ef263854
[INFO] running `"docker" "start" "-a" "fe21dfab61de170b9142571362df5325cc377133ab3b54c9a6fba9c6ef263854"`
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling miniz_oxide v0.3.0
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling bstr v0.2.6
[INFO] [stderr]    Compiling filetime v0.2.6
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling flate2 v1.0.9
[INFO] [stderr]    Compiling zip v0.3.3
[INFO] [stderr]    Compiling ignore v0.4.9
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling globwalk v0.3.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling liquid v0.14.3
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling serde_json v1.0.40
[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-0.14.3/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] 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" "fe21dfab61de170b9142571362df5325cc377133ab3b54c9a6fba9c6ef263854"`
[INFO] running `"docker" "rm" "-f" "fe21dfab61de170b9142571362df5325cc377133ab3b54c9a6fba9c6ef263854"`
[INFO] [stdout] fe21dfab61de170b9142571362df5325cc377133ab3b54c9a6fba9c6ef263854