[INFO] crate rustmann 0.2.0 is already in cache
[INFO] extracting crate rustmann 0.2.0 into work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/rustmann/0.2.0
[INFO] extracting crate rustmann 0.2.0 into work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/rustmann/0.2.0
[INFO] validating manifest of rustmann-0.2.0 on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rustmann-0.2.0 on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rustmann-0.2.0
[INFO] finished frobbing rustmann-0.2.0
[INFO] frobbed toml for rustmann-0.2.0 written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/rustmann/0.2.0/Cargo.toml
[INFO] started frobbing rustmann-0.2.0
[INFO] finished frobbing rustmann-0.2.0
[INFO] frobbed toml for rustmann-0.2.0 written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/rustmann/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rustmann-0.2.0 against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-5/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/rustmann/0.2.0:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5a406b69088a00cf3a0d98024e9f99ab513d20d924915c340d6a183cd7c684df
[INFO] running `"docker" "start" "-a" "5a406b69088a00cf3a0d98024e9f99ab513d20d924915c340d6a183cd7c684df"`
[INFO] [stderr]    Compiling protobuf v2.5.0
[INFO] [stderr]    Compiling protoc v2.5.0
[INFO] [stderr]    Compiling tempfile v3.0.7
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling derive_builder_core v0.4.1
[INFO] [stderr]    Compiling derive_builder v0.7.1
[INFO] [stderr]    Compiling protobuf-codegen v2.5.0
[INFO] [stderr]    Compiling protoc-rust v2.5.0
[INFO] [stderr]    Compiling rustmann v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]  --> src/protos/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | /// generated
[INFO] [stderr]   | ^^^^^^^^^^^^^
[INFO] [stderr] 2 | 
[INFO] [stderr] 3 | include!(concat!(env!("OUT_DIR"), "/mod.rs"));
[INFO] [stderr]   | ---------------------------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]  --> src/protos/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | /// generated
[INFO] [stderr]   | ^^^^^^^^^^^^^
[INFO] [stderr] 2 | 
[INFO] [stderr] 3 | include!(concat!(env!("OUT_DIR"), "/mod.rs"));
[INFO] [stderr]   | ---------------------------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `futures_api` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:1:38
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(await_macro, async_await, futures_api)]
[INFO] [stderr]   |                                      ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `futures_api` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:1:38
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(await_macro, async_await, futures_api)]
[INFO] [stderr]   |                                      ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `futures_api` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/interactive.rs:1:38
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(await_macro, async_await, futures_api)]
[INFO] [stderr]   |                                      ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `futures_api` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/helloworld.rs:1:38
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(await_macro, async_await, futures_api)]
[INFO] [stderr]   |                                      ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.74s
[INFO] running `"docker" "inspect" "5a406b69088a00cf3a0d98024e9f99ab513d20d924915c340d6a183cd7c684df"`
[INFO] running `"docker" "rm" "-f" "5a406b69088a00cf3a0d98024e9f99ab513d20d924915c340d6a183cd7c684df"`
[INFO] [stdout] 5a406b69088a00cf3a0d98024e9f99ab513d20d924915c340d6a183cd7c684df