[INFO] crate rst_app 0.3.7 is already in cache
[INFO] extracting crate rst_app 0.3.7 into work/ex/beta-1.37-6/sources/1.36.0/reg/rst_app/0.3.7
[INFO] extracting crate rst_app 0.3.7 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rst_app/0.3.7
[INFO] validating manifest of rst_app-0.3.7 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 rst_app-0.3.7 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 rst_app-0.3.7
[INFO] finished frobbing rst_app-0.3.7
[INFO] frobbed toml for rst_app-0.3.7 written to work/ex/beta-1.37-6/sources/1.36.0/reg/rst_app/0.3.7/Cargo.toml
[INFO] started frobbing rst_app-0.3.7
[INFO] finished frobbing rst_app-0.3.7
[INFO] frobbed toml for rst_app-0.3.7 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rst_app/0.3.7/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] 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 rst_app-0.3.7 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/rst_app/0.3.7:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 6be14e2eaa7ee2e1da6d7c67ae4dfac6c0138d01255a895efa41162e994f7762
[INFO] running `"docker" "start" "-a" "6be14e2eaa7ee2e1da6d7c67ae4dfac6c0138d01255a895efa41162e994f7762"`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.7.5
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]    Compiling strfmt v0.1.6
[INFO] [stderr]    Compiling syntex_pos v0.54.0
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling fern v0.3.5
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling syntex_errors v0.54.0
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling syntex_syntax v0.54.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.11.3
[INFO] [stderr]    Compiling serde_json v0.8.6
[INFO] [stderr]    Compiling syntex v0.54.0
[INFO] [stderr]    Compiling serde_codegen v0.8.23
[INFO] [stderr]    Compiling rst_app v0.3.7 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ArtifactData`
[INFO] [stderr]  --> src/cmd/server.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::super::core::{ArtifactData};
[INFO] [stderr]   |                          ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/core/types.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::path::Component<'_>: std::convert::AsRef<_>`
[INFO] [stderr]    --> src/core/utils.rs:143:38
[INFO] [stderr]     |
[INFO] [stderr] 143 |                     remaining.push(a.as_ref());
[INFO] [stderr]     |                                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/core/types.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | use std::ascii::AsciiExt;
[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 `rst_app`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6be14e2eaa7ee2e1da6d7c67ae4dfac6c0138d01255a895efa41162e994f7762"`
[INFO] running `"docker" "rm" "-f" "6be14e2eaa7ee2e1da6d7c67ae4dfac6c0138d01255a895efa41162e994f7762"`
[INFO] [stdout] 6be14e2eaa7ee2e1da6d7c67ae4dfac6c0138d01255a895efa41162e994f7762