[INFO] cloning repository andersmartini/rxrs
[INFO] running `"git" "clone" "--bare" "git://github.com/andersmartini/rxrs.git" "work/cache/sources/gh/andersmartini/rxrs"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/andersmartini/rxrs'...
[INFO] running `"git" "clone" "work/cache/sources/gh/andersmartini/rxrs" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/andersmartini/rxrs"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/andersmartini/rxrs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/andersmartini/rxrs" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/andersmartini/rxrs"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/andersmartini/rxrs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a35e2f80c853107627a727454e61d9af4a498ee1
[INFO] sha for GitHub repo andersmartini/rxrs: a35e2f80c853107627a727454e61d9af4a498ee1
[INFO] validating manifest of andersmartini/rxrs on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of andersmartini/rxrs on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing andersmartini/rxrs
[INFO] finished frobbing andersmartini/rxrs
[INFO] frobbed toml for andersmartini/rxrs written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/andersmartini/rxrs/Cargo.toml
[INFO] started frobbing andersmartini/rxrs
[INFO] finished frobbing andersmartini/rxrs
[INFO] frobbed toml for andersmartini/rxrs written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/andersmartini/rxrs/Cargo.toml
[INFO] crate andersmartini/rxrs has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking andersmartini/rxrs against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-5/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/andersmartini/rxrs:/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6cc51b722f4c36ed6366a36c889ef41302f5ea8f102427c79494751d490bebf1
[INFO] running `"docker" "start" "-a" "6cc51b722f4c36ed6366a36c889ef41302f5ea8f102427c79494751d490bebf1"`
[INFO] [stderr]     Checking rxrs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/main.rs:10:20
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn next(&self, value:T){}
[INFO] [stderr]    |                    ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obs`
[INFO] [stderr]   --> src/main.rs:33:29
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn subscribe(&mut self, obs:ObserverImpl<T>){}
[INFO] [stderr]    |                             ^^^ help: consider prefixing with an underscore: `_obs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `values`
[INFO] [stderr]   --> src/main.rs:50:20
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn from(&self, values: Vec<T>){}
[INFO] [stderr]    |                    ^^^^^^ help: consider prefixing with an underscore: `_values`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `associated_type`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     associated_type:T,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `isSubscribed` should have a snake case name
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     isSubscribed:bool
[INFO] [stderr]   |     ^^^^^^^^^^^^ help: convert the identifier to snake case: `is_subscribed`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/main.rs:10:20
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn next(&self, value:T){}
[INFO] [stderr]    |                    ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obs`
[INFO] [stderr]   --> src/main.rs:33:29
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn subscribe(&mut self, obs:ObserverImpl<T>){}
[INFO] [stderr]    |                             ^^^ help: consider prefixing with an underscore: `_obs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `values`
[INFO] [stderr]   --> src/main.rs:50:20
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn from(&self, values: Vec<T>){}
[INFO] [stderr]    |                    ^^^^^^ help: consider prefixing with an underscore: `_values`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `associated_type`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     associated_type:T,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `isSubscribed` should have a snake case name
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     isSubscribed:bool
[INFO] [stderr]   |     ^^^^^^^^^^^^ help: convert the identifier to snake case: `is_subscribed`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `"docker" "inspect" "6cc51b722f4c36ed6366a36c889ef41302f5ea8f102427c79494751d490bebf1"`
[INFO] running `"docker" "rm" "-f" "6cc51b722f4c36ed6366a36c889ef41302f5ea8f102427c79494751d490bebf1"`
[INFO] [stdout] 6cc51b722f4c36ed6366a36c889ef41302f5ea8f102427c79494751d490bebf1