[INFO] updating cached repository jme/shannon-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jme/shannon-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jme/shannon-rust" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/jme/shannon-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/jme/shannon-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jme/shannon-rust" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/jme/shannon-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/jme/shannon-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 76ba2b0482e1db95551fa0c0bc7e804c6cdc94d8
[INFO] sha for GitHub repo jme/shannon-rust: 76ba2b0482e1db95551fa0c0bc7e804c6cdc94d8
[INFO] validating manifest of jme/shannon-rust on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jme/shannon-rust on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jme/shannon-rust
[INFO] finished frobbing jme/shannon-rust
[INFO] frobbed toml for jme/shannon-rust written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/jme/shannon-rust/Cargo.toml
[INFO] started frobbing jme/shannon-rust
[INFO] finished frobbing jme/shannon-rust
[INFO] frobbed toml for jme/shannon-rust written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/jme/shannon-rust/Cargo.toml
[INFO] crate jme/shannon-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/jme/shannon-rust/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jme/shannon-rust against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-0/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/jme/shannon-rust:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] af186cccef02caab5c96149d3f4172a7f3c227012873d2ee170bfe3d51fe1deb
[INFO] running `"docker" "start" "-a" "af186cccef02caab5c96149d3f4172a7f3c227012873d2ee170bfe3d51fe1deb"`
[INFO] [stderr]     Checking shannon v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/main.rs:86:42
[INFO] [stderr]    |
[INFO] [stderr] 86 |                                   .fold( (0.0 as f64),
[INFO] [stderr]    |                                          ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/main.rs:91:49
[INFO] [stderr]    |
[INFO] [stderr] 91 |                                          .fold( (0.0 as f64), 
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/main.rs:92:66
[INFO] [stderr]    |
[INFO] [stderr] 92 |                                                 |a, b| a + fproc((*b as f64), 
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/main.rs:142:37
[INFO] [stderr]     |
[INFO] [stderr] 142 |                              .fold( (0.0 as f64), 
[INFO] [stderr]     |                                     ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:143:61
[INFO] [stderr]     |
[INFO] [stderr] 143 |                                     |a, (_, val)| a + fproc((*val as f64), 
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]   --> src/main.rs:69:6
[INFO] [stderr]    |
[INFO] [stderr] 69 |      0f64 => 0f64,
[INFO] [stderr]    |      ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(illegal_floating_point_literal_pattern)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]   --> src/main.rs:69:6
[INFO] [stderr]    |
[INFO] [stderr] 69 |      0f64 => 0f64,
[INFO] [stderr]    |      ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/main.rs:86:42
[INFO] [stderr]    |
[INFO] [stderr] 86 |                                   .fold( (0.0 as f64),
[INFO] [stderr]    |                                          ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/main.rs:91:49
[INFO] [stderr]    |
[INFO] [stderr] 91 |                                          .fold( (0.0 as f64), 
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/main.rs:92:66
[INFO] [stderr]    |
[INFO] [stderr] 92 |                                                 |a, b| a + fproc((*b as f64), 
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/main.rs:142:37
[INFO] [stderr]     |
[INFO] [stderr] 142 |                              .fold( (0.0 as f64), 
[INFO] [stderr]     |                                     ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:143:61
[INFO] [stderr]     |
[INFO] [stderr] 143 |                                     |a, (_, val)| a + fproc((*val as f64), 
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]   --> src/main.rs:69:6
[INFO] [stderr]    |
[INFO] [stderr] 69 |      0f64 => 0f64,
[INFO] [stderr]    |      ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(illegal_floating_point_literal_pattern)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]   --> src/main.rs:69:6
[INFO] [stderr]    |
[INFO] [stderr] 69 |      0f64 => 0f64,
[INFO] [stderr]    |      ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "af186cccef02caab5c96149d3f4172a7f3c227012873d2ee170bfe3d51fe1deb"`
[INFO] running `"docker" "rm" "-f" "af186cccef02caab5c96149d3f4172a7f3c227012873d2ee170bfe3d51fe1deb"`
[INFO] [stdout] af186cccef02caab5c96149d3f4172a7f3c227012873d2ee170bfe3d51fe1deb