[INFO] fetching crate flugrost 0.0.1...
[INFO] extracting crate flugrost 0.0.1 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/flugrost/0.0.1
[INFO] extracting crate flugrost 0.0.1 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/flugrost/0.0.1
[INFO] validating manifest of flugrost-0.0.1 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of flugrost-0.0.1 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing flugrost-0.0.1
[INFO] finished frobbing flugrost-0.0.1
[INFO] frobbed toml for flugrost-0.0.1 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/flugrost/0.0.1/Cargo.toml
[INFO] started frobbing flugrost-0.0.1
[INFO] finished frobbing flugrost-0.0.1
[INFO] frobbed toml for flugrost-0.0.1 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/flugrost/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing flugrost-0.0.1 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/flugrost/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=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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 5797e9499e9745b664f677b3721698f13091b955163dc859d89eb2bca4222ac8
[INFO] running `"docker" "start" "-a" "5797e9499e9745b664f677b3721698f13091b955163dc859d89eb2bca4222ac8"`
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling rmp v0.8.7
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling flugrost v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/sync/queues.rs:146:21
[INFO] [stderr]     |
[INFO] [stderr] 146 |                 let mut buf = self.queue.get_unchecked_mut(range);
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![feature(try_from)]
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.68s
[INFO] running `"docker" "inspect" "5797e9499e9745b664f677b3721698f13091b955163dc859d89eb2bca4222ac8"`
[INFO] running `"docker" "rm" "-f" "5797e9499e9745b664f677b3721698f13091b955163dc859d89eb2bca4222ac8"`
[INFO] [stdout] 5797e9499e9745b664f677b3721698f13091b955163dc859d89eb2bca4222ac8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/flugrost/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=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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 17932fab1da90365f6ce4d9995a295def23bf9040fb2fb6f2d03bd3f8a32d575
[INFO] running `"docker" "start" "-a" "17932fab1da90365f6ce4d9995a295def23bf9040fb2fb6f2d03bd3f8a32d575"`
[INFO] [stderr]    Compiling flugrost v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/sync/queues.rs:146:21
[INFO] [stderr]     |
[INFO] [stderr] 146 |                 let mut buf = self.queue.get_unchecked_mut(range);
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![feature(try_from)]
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `"docker" "inspect" "17932fab1da90365f6ce4d9995a295def23bf9040fb2fb6f2d03bd3f8a32d575"`
[INFO] running `"docker" "rm" "-f" "17932fab1da90365f6ce4d9995a295def23bf9040fb2fb6f2d03bd3f8a32d575"`
[INFO] [stdout] 17932fab1da90365f6ce4d9995a295def23bf9040fb2fb6f2d03bd3f8a32d575
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/flugrost/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=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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 0449e2e428215c086780942921188b3080aaaeac713af99cb6fbe7458b35a832
[INFO] running `"docker" "start" "-a" "0449e2e428215c086780942921188b3080aaaeac713af99cb6fbe7458b35a832"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/flugrost-a4d464ebc51f66ec
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test async::queues::recv_tests::recv_buffer_ok ... ok
[INFO] [stdout] test async::queues::recv_tests::recv_buffer_full ... ok
[INFO] [stdout] test async::queues::recv_tests::recv_eof ... ok
[INFO] [stdout] test async::queues::send_tests::add_send_empty ... ok
[INFO] [stdout] test async::queues::recv_tests::drop ... ok
[INFO] [stdout] test async::queues::send_tests::add ... ok
[INFO] [stdout] test sync::queues::recv_tests::recv_ok ... ok
[INFO] [stdout] test sync::queues::recv_tests::recv_eof ... ok
[INFO] [stdout] test sync::queues::recv_tests::recv_nb_ok ... ok
[INFO] [stdout] test sync::queues::send_tests::add ... ok
[INFO] [stdout] test sync::queues::send_tests::add_flush ... ok
[INFO] [stdout] test sync::queues::send_tests::flush_add ... ok
[INFO] [stdout] test async::queues::send_tests::send_now ... ok
[INFO] [stdout] test sync::queues::recv_tests::recv_buffer_full ... ok
[INFO] [stdout] test async::queues::send_tests::send_delayed ... ok
[INFO] [stdout] test sync::queues::send_tests::add_multi ... ok
[INFO] [stdout] test sync::queues::recv_tests::drop ... ok
[INFO] [stdout] test async::queues::send_tests::add_send_nonempty ... ok
[INFO] [stdout] test sync::queues::send_tests::add_send ... ok
[INFO] [stdout] test sync::queues::send_tests::flush_empty ... ok
[INFO] [stdout] test sync::queues::send_tests::send_add_flush ... ok
[INFO] [stdout] test sync::queues::send_tests::send ... ok
[INFO] [stdout] test sync::queues::send_tests::send_add ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flugrost
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0449e2e428215c086780942921188b3080aaaeac713af99cb6fbe7458b35a832"`
[INFO] running `"docker" "rm" "-f" "0449e2e428215c086780942921188b3080aaaeac713af99cb6fbe7458b35a832"`
[INFO] [stdout] 0449e2e428215c086780942921188b3080aaaeac713af99cb6fbe7458b35a832