[INFO] fetching crate yamakagashi_core 0.1.0...
[INFO] building yamakagashi_core-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate yamakagashi_core 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate yamakagashi_core 0.1.0
[INFO] finished tweaking crates.io crate yamakagashi_core 0.1.0
[INFO] tweaked toml for crates.io crate yamakagashi_core 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yamakagashi_core 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18d731d90311825776fab2f6cf0c0be6dc8a7ac1fd0d155ab76eac736a4f5ac0
[INFO] running `Command { std: "docker" "start" "-a" "18d731d90311825776fab2f6cf0c0be6dc8a7ac1fd0d155ab76eac736a4f5ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18d731d90311825776fab2f6cf0c0be6dc8a7ac1fd0d155ab76eac736a4f5ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d731d90311825776fab2f6cf0c0be6dc8a7ac1fd0d155ab76eac736a4f5ac0", kill_on_drop: false }`
[INFO] [stdout] 18d731d90311825776fab2f6cf0c0be6dc8a7ac1fd0d155ab76eac736a4f5ac0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a228f2562b860f168eced2aaf6c9a013b422f32c172b144e9aac6fefa1836ec0
[INFO] running `Command { std: "docker" "start" "-a" "a228f2562b860f168eced2aaf6c9a013b422f32c172b144e9aac6fefa1836ec0", kill_on_drop: false }`
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]    Compiling xz2 v0.1.7
[INFO] [stderr]    Compiling yamakagashi_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/my_vector.rs:33:60
[INFO] [stdout]    |
[INFO] [stdout] 33 |         self.clone().zip(other.into_iter()).map(|(&a, &b)| (MyFp48::new(a as f32) * b)).sum()
[INFO] [stdout]    |                                                            ^                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -         self.clone().zip(other.into_iter()).map(|(&a, &b)| (MyFp48::new(a as f32) * b)).sum()
[INFO] [stdout] 33 +         self.clone().zip(other.into_iter()).map(|(&a, &b)| MyFp48::new(a as f32) * b ).sum()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayVec` is never constructed
[INFO] [stdout]   --> src/my_vector.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct DisplayVec<MyFp48>(pub Vec<MyFp48>);
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "a228f2562b860f168eced2aaf6c9a013b422f32c172b144e9aac6fefa1836ec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a228f2562b860f168eced2aaf6c9a013b422f32c172b144e9aac6fefa1836ec0", kill_on_drop: false }`
[INFO] [stdout] a228f2562b860f168eced2aaf6c9a013b422f32c172b144e9aac6fefa1836ec0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee00374aeba50b05d1e4a58b65a590d4ba4fd7b5b5715835b1cf8e0a7efbf37d
[INFO] running `Command { std: "docker" "start" "-a" "ee00374aeba50b05d1e4a58b65a590d4ba4fd7b5b5715835b1cf8e0a7efbf37d", kill_on_drop: false }`
[INFO] [stderr]    Compiling yamakagashi_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/my_vector.rs:33:60
[INFO] [stdout]    |
[INFO] [stdout] 33 |         self.clone().zip(other.into_iter()).map(|(&a, &b)| (MyFp48::new(a as f32) * b)).sum()
[INFO] [stdout]    |                                                            ^                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -         self.clone().zip(other.into_iter()).map(|(&a, &b)| (MyFp48::new(a as f32) * b)).sum()
[INFO] [stdout] 33 +         self.clone().zip(other.into_iter()).map(|(&a, &b)| MyFp48::new(a as f32) * b ).sum()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayVec` is never constructed
[INFO] [stdout]   --> src/my_vector.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct DisplayVec<MyFp48>(pub Vec<MyFp48>);
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/my_vector.rs:33:60
[INFO] [stdout]    |
[INFO] [stdout] 33 |         self.clone().zip(other.into_iter()).map(|(&a, &b)| (MyFp48::new(a as f32) * b)).sum()
[INFO] [stdout]    |                                                            ^                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -         self.clone().zip(other.into_iter()).map(|(&a, &b)| (MyFp48::new(a as f32) * b)).sum()
[INFO] [stdout] 33 +         self.clone().zip(other.into_iter()).map(|(&a, &b)| MyFp48::new(a as f32) * b ).sum()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/decompression.rs:121:68
[INFO] [stdout]     |
[INFO] [stdout] 121 |     let difference = value.iter().zip(ans.iter()).map(|(&_v, &_a)| (_v as i32 - _a)).collect::<Vec<_>>();
[INFO] [stdout]     |                                                                    ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 121 -     let difference = value.iter().zip(ans.iter()).map(|(&_v, &_a)| (_v as i32 - _a)).collect::<Vec<_>>();
[INFO] [stdout] 121 +     let difference = value.iter().zip(ans.iter()).map(|(&_v, &_a)| _v as i32 - _a).collect::<Vec<_>>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/my_float.rs:433:9
[INFO] [stdout]     |
[INFO] [stdout] 433 |     let a = MyFp48::new(3.14154052734375);
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayVec` is never constructed
[INFO] [stdout]   --> src/my_vector.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct DisplayVec<MyFp48>(pub Vec<MyFp48>);
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "ee00374aeba50b05d1e4a58b65a590d4ba4fd7b5b5715835b1cf8e0a7efbf37d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee00374aeba50b05d1e4a58b65a590d4ba4fd7b5b5715835b1cf8e0a7efbf37d", kill_on_drop: false }`
[INFO] [stdout] ee00374aeba50b05d1e4a58b65a590d4ba4fd7b5b5715835b1cf8e0a7efbf37d