[INFO] crate cachy 0.2.0 is already in cache
[INFO] extracting crate cachy 0.2.0 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/cachy/0.2.0
[INFO] extracting crate cachy 0.2.0 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/cachy/0.2.0
[INFO] validating manifest of cachy-0.2.0 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cachy-0.2.0 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cachy-0.2.0
[INFO] finished frobbing cachy-0.2.0
[INFO] frobbed toml for cachy-0.2.0 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/cachy/0.2.0/Cargo.toml
[INFO] started frobbing cachy-0.2.0
[INFO] finished frobbing cachy-0.2.0
[INFO] frobbed toml for cachy-0.2.0 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/cachy/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cachy-0.2.0 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-3/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/cachy/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 259ca74a73cd6fbd7a0d12c8c04e84e78d5eb6a7e13293ecefbb8c17075a9fea
[INFO] running `"docker" "start" "-a" "259ca74a73cd6fbd7a0d12c8c04e84e78d5eb6a7e13293ecefbb8c17075a9fea"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Checking atomic-option v0.1.2
[INFO] [stderr]     Checking bus v1.4.1
[INFO] [stderr]     Checking cachy v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0599]: no method named `try_recv` found for type `&mut bus::BusReader<std::sync::Arc<R>>` in the current scope
[INFO] [stderr]   --> src/lib.rs:85:28
[INFO] [stderr]    |
[INFO] [stderr] 85 |             res = match sc.try_recv() {
[INFO] [stderr]    |                            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the method `try_recv` exists but the following trait bounds were not satisfied:
[INFO] [stderr]            `std::sync::Arc<R> : std::marker::Sync`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `try_recv` found for type `&mut bus::BusReader<std::sync::Arc<R>>` in the current scope
[INFO] [stderr]    --> src/lib.rs:148:95
[INFO] [stderr]     |
[INFO] [stderr] 148 |         let temp = itc.into_iter().filter_map(|(k, mut x)| match Rc::get_mut(&mut x).unwrap().try_recv() {
[INFO] [stderr]     |                                                                                               ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the method `try_recv` exists but the following trait bounds were not satisfied:
[INFO] [stderr]             `std::sync::Arc<R> : std::marker::Sync`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `cachy`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0599]: no method named `try_recv` found for type `&mut bus::BusReader<std::sync::Arc<R>>` in the current scope
[INFO] [stderr]   --> src/lib.rs:85:28
[INFO] [stderr]    |
[INFO] [stderr] 85 |             res = match sc.try_recv() {
[INFO] [stderr]    |                            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the method `try_recv` exists but the following trait bounds were not satisfied:
[INFO] [stderr]            `std::sync::Arc<R> : std::marker::Sync`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `try_recv` found for type `&mut bus::BusReader<std::sync::Arc<R>>` in the current scope
[INFO] [stderr]    --> src/lib.rs:148:95
[INFO] [stderr]     |
[INFO] [stderr] 148 |         let temp = itc.into_iter().filter_map(|(k, mut x)| match Rc::get_mut(&mut x).unwrap().try_recv() {
[INFO] [stderr]     |                                                                                               ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the method `try_recv` exists but the following trait bounds were not satisfied:
[INFO] [stderr]             `std::sync::Arc<R> : std::marker::Sync`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `cachy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "259ca74a73cd6fbd7a0d12c8c04e84e78d5eb6a7e13293ecefbb8c17075a9fea"`
[INFO] running `"docker" "rm" "-f" "259ca74a73cd6fbd7a0d12c8c04e84e78d5eb6a7e13293ecefbb8c17075a9fea"`
[INFO] [stdout] 259ca74a73cd6fbd7a0d12c8c04e84e78d5eb6a7e13293ecefbb8c17075a9fea