[INFO] cloning repository https://github.com/lukasgeis/negative_edge_weights
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukasgeis/negative_edge_weights" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasgeis%2Fnegative_edge_weights", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasgeis%2Fnegative_edge_weights'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef1ea374ff3fec578680dea22ae77c7805554942
[INFO] checking lukasgeis/negative_edge_weights against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasgeis%2Fnegative_edge_weights" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lukasgeis/negative_edge_weights
[INFO] finished tweaking git repo https://github.com/lukasgeis/negative_edge_weights
[INFO] tweaked toml for git repo https://github.com/lukasgeis/negative_edge_weights written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lukasgeis/negative_edge_weights on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 73 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding ordered-float v4.6.0 (available: v5.1.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rand_distr v0.4.3 (available: v0.5.1)
[INFO] [stderr]       Adding rand_pcg v0.3.1 (available: v0.9.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cfa613b2d583b3089e07a8431ba604adee7a5600c8bc6a1b661d9017df98fd5
[INFO] running `Command { std: "docker" "start" "-a" "3cfa613b2d583b3089e07a8431ba604adee7a5600c8bc6a1b661d9017df98fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cfa613b2d583b3089e07a8431ba604adee7a5600c8bc6a1b661d9017df98fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cfa613b2d583b3089e07a8431ba604adee7a5600c8bc6a1b661d9017df98fd5", kill_on_drop: false }`
[INFO] [stdout] 3cfa613b2d583b3089e07a8431ba604adee7a5600c8bc6a1b661d9017df98fd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cc2fcf68fbc7532754200ef37350f2ddfaf1075c4a00e800bc307d2fe953924
[INFO] running `Command { std: "docker" "start" "-a" "7cc2fcf68fbc7532754200ef37350f2ddfaf1075c4a00e800bc307d2fe953924", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_pcg v0.3.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking ordered-float v4.6.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking ez-bitset v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking negative_edge_weights v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<GraphType, Infallible>
[INFO] [stdout]    --> src/graph/generators/mod.rs:397:53
[INFO] [stdout]     |
[INFO] [stdout] 397 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 398 | |         Ok(if s.starts_with('g') {
[INFO] [stdout] 399 | |             Self::Gnp
[INFO] [stdout] 400 | |         } else if s.starts_with('r') {
[INFO] [stdout] ...   |
[INFO] [stdout] 410 | |         })
[INFO] [stdout] 411 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<GraphType, Infallible>
[INFO] [stdout]    --> src/graph/generators/mod.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 398 | /         Ok(if s.starts_with('g') {
[INFO] [stdout] 399 | |             Self::Gnp
[INFO] [stdout] 400 | |         } else if s.starts_with('r') {
[INFO] [stdout] 401 | |             Self::Rhg
[INFO] [stdout] ...   |
[INFO] [stdout] 409 | |             Self::Complete
[INFO] [stdout] 410 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:176:53
[INFO] [stdout]     |
[INFO] [stdout] 176 |       fn from_str(t: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 177 | |         if t.starts_with('i') {
[INFO] [stdout] 178 | |             if t.contains('8') {
[INFO] [stdout] 179 | |                 Ok(WeightType::I8)
[INFO] [stdout] ...   |
[INFO] [stdout] 192 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 | /         if t.starts_with('i') {
[INFO] [stdout] 178 | |             if t.contains('8') {
[INFO] [stdout] 179 | |                 Ok(WeightType::I8)
[INFO] [stdout] 180 | |             } else if t.contains('1') {
[INFO] [stdout] ...   |
[INFO] [stdout] 190 | |             Ok(WeightType::F64)
[INFO] [stdout] 191 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:177:31
[INFO] [stdout]     |
[INFO] [stdout] 177 |           if t.starts_with('i') {
[INFO] [stdout]     |  _______________________________^
[INFO] [stdout] 178 | |             if t.contains('8') {
[INFO] [stdout] 179 | |                 Ok(WeightType::I8)
[INFO] [stdout] 180 | |             } else if t.contains('1') {
[INFO] [stdout] ...   |
[INFO] [stdout] 187 | |         } else if t.contains('3') || t.contains('2') {
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 178 | /             if t.contains('8') {
[INFO] [stdout] 179 | |                 Ok(WeightType::I8)
[INFO] [stdout] 180 | |             } else if t.contains('1') {
[INFO] [stdout] 181 | |                 Ok(WeightType::I16)
[INFO] [stdout] ...   |
[INFO] [stdout] 185 | |                 Ok(WeightType::I64)
[INFO] [stdout] 186 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:178:32
[INFO] [stdout]     |
[INFO] [stdout] 178 |               if t.contains('8') {
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 179 | |                 Ok(WeightType::I8)
[INFO] [stdout] 180 | |             } else if t.contains('1') {
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:179:17
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 Ok(WeightType::I8)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:180:20
[INFO] [stdout]     |
[INFO] [stdout] 180 |               } else if t.contains('1') {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 181 | |                 Ok(WeightType::I16)
[INFO] [stdout] 182 | |             } else if t.contains('3') || t.contains('2') {
[INFO] [stdout] 183 | |                 Ok(WeightType::I32)
[INFO] [stdout] 184 | |             } else {
[INFO] [stdout] 185 | |                 Ok(WeightType::I64)
[INFO] [stdout] 186 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:180:39
[INFO] [stdout]     |
[INFO] [stdout] 180 |               } else if t.contains('1') {
[INFO] [stdout]     |  _______________________________________^
[INFO] [stdout] 181 | |                 Ok(WeightType::I16)
[INFO] [stdout] 182 | |             } else if t.contains('3') || t.contains('2') {
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:181:17
[INFO] [stdout]     |
[INFO] [stdout] 181 |                 Ok(WeightType::I16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:182:20
[INFO] [stdout]     |
[INFO] [stdout] 182 |               } else if t.contains('3') || t.contains('2') {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 183 | |                 Ok(WeightType::I32)
[INFO] [stdout] 184 | |             } else {
[INFO] [stdout] 185 | |                 Ok(WeightType::I64)
[INFO] [stdout] 186 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:182:58
[INFO] [stdout]     |
[INFO] [stdout] 182 |               } else if t.contains('3') || t.contains('2') {
[INFO] [stdout]     |  __________________________________________________________^
[INFO] [stdout] 183 | |                 Ok(WeightType::I32)
[INFO] [stdout] 184 | |             } else {
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:183:17
[INFO] [stdout]     |
[INFO] [stdout] 183 |                 Ok(WeightType::I32)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:184:20
[INFO] [stdout]     |
[INFO] [stdout] 184 |               } else {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 185 | |                 Ok(WeightType::I64)
[INFO] [stdout] 186 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:185:17
[INFO] [stdout]     |
[INFO] [stdout] 185 |                 Ok(WeightType::I64)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:187:16
[INFO] [stdout]     |
[INFO] [stdout] 187 |           } else if t.contains('3') || t.contains('2') {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 188 | |             Ok(WeightType::F32)
[INFO] [stdout] 189 | |         } else {
[INFO] [stdout] 190 | |             Ok(WeightType::F64)
[INFO] [stdout] 191 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:187:54
[INFO] [stdout]     |
[INFO] [stdout] 187 |           } else if t.contains('3') || t.contains('2') {
[INFO] [stdout]     |  ______________________________________________________^
[INFO] [stdout] 188 | |             Ok(WeightType::F32)
[INFO] [stdout] 189 | |         } else {
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             Ok(WeightType::F32)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:189:16
[INFO] [stdout]     |
[INFO] [stdout] 189 |           } else {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 190 | |             Ok(WeightType::F64)
[INFO] [stdout] 191 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |             Ok(WeightType::F64)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:240:53
[INFO] [stdout]     |
[INFO] [stdout] 240 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 241 | |         if s.starts_with('m') {
[INFO] [stdout] 242 | |             Ok(Self::Maximum)
[INFO] [stdout] 243 | |         } else if s.starts_with('z') {
[INFO] [stdout] ...   |
[INFO] [stdout] 248 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:241:9
[INFO] [stdout]     |
[INFO] [stdout] 241 | /         if s.starts_with('m') {
[INFO] [stdout] 242 | |             Ok(Self::Maximum)
[INFO] [stdout] 243 | |         } else if s.starts_with('z') {
[INFO] [stdout] 244 | |             Ok(Self::Zero)
[INFO] [stdout] 245 | |         } else {
[INFO] [stdout] 246 | |             Ok(Self::Uniform)
[INFO] [stdout] 247 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:241:31
[INFO] [stdout]     |
[INFO] [stdout] 241 |           if s.starts_with('m') {
[INFO] [stdout]     |  _______________________________^
[INFO] [stdout] 242 | |             Ok(Self::Maximum)
[INFO] [stdout] 243 | |         } else if s.starts_with('z') {
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |             Ok(Self::Maximum)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:243:16
[INFO] [stdout]     |
[INFO] [stdout] 243 |           } else if s.starts_with('z') {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 244 | |             Ok(Self::Zero)
[INFO] [stdout] 245 | |         } else {
[INFO] [stdout] 246 | |             Ok(Self::Uniform)
[INFO] [stdout] 247 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:243:38
[INFO] [stdout]     |
[INFO] [stdout] 243 |           } else if s.starts_with('z') {
[INFO] [stdout]     |  ______________________________________^
[INFO] [stdout] 244 | |             Ok(Self::Zero)
[INFO] [stdout] 245 | |         } else {
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:244:13
[INFO] [stdout]     |
[INFO] [stdout] 244 |             Ok(Self::Zero)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:245:16
[INFO] [stdout]     |
[INFO] [stdout] 245 |           } else {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 246 | |             Ok(Self::Uniform)
[INFO] [stdout] 247 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:246:13
[INFO] [stdout]     |
[INFO] [stdout] 246 |             Ok(Self::Uniform)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `negative_edge_weights` (lib test) due to 30 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<GraphType, Infallible>
[INFO] [stdout]    --> src/graph/generators/mod.rs:397:53
[INFO] [stdout]     |
[INFO] [stdout] 397 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 398 | |         Ok(if s.starts_with('g') {
[INFO] [stdout] 399 | |             Self::Gnp
[INFO] [stdout] 400 | |         } else if s.starts_with('r') {
[INFO] [stdout] ...   |
[INFO] [stdout] 410 | |         })
[INFO] [stdout] 411 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<GraphType, Infallible>
[INFO] [stdout]    --> src/graph/generators/mod.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 398 | /         Ok(if s.starts_with('g') {
[INFO] [stdout] 399 | |             Self::Gnp
[INFO] [stdout] 400 | |         } else if s.starts_with('r') {
[INFO] [stdout] 401 | |             Self::Rhg
[INFO] [stdout] ...   |
[INFO] [stdout] 409 | |             Self::Complete
[INFO] [stdout] 410 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:176:53
[INFO] [stdout]     |
[INFO] [stdout] 176 |       fn from_str(t: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 177 | |         if t.starts_with('i') {
[INFO] [stdout] 178 | |             if t.contains('8') {
[INFO] [stdout] 179 | |                 Ok(WeightType::I8)
[INFO] [stdout] ...   |
[INFO] [stdout] 192 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 | /         if t.starts_with('i') {
[INFO] [stdout] 178 | |             if t.contains('8') {
[INFO] [stdout] 179 | |                 Ok(WeightType::I8)
[INFO] [stdout] 180 | |             } else if t.contains('1') {
[INFO] [stdout] ...   |
[INFO] [stdout] 190 | |             Ok(WeightType::F64)
[INFO] [stdout] 191 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:177:31
[INFO] [stdout]     |
[INFO] [stdout] 177 |           if t.starts_with('i') {
[INFO] [stdout]     |  _______________________________^
[INFO] [stdout] 178 | |             if t.contains('8') {
[INFO] [stdout] 179 | |                 Ok(WeightType::I8)
[INFO] [stdout] 180 | |             } else if t.contains('1') {
[INFO] [stdout] ...   |
[INFO] [stdout] 187 | |         } else if t.contains('3') || t.contains('2') {
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 178 | /             if t.contains('8') {
[INFO] [stdout] 179 | |                 Ok(WeightType::I8)
[INFO] [stdout] 180 | |             } else if t.contains('1') {
[INFO] [stdout] 181 | |                 Ok(WeightType::I16)
[INFO] [stdout] ...   |
[INFO] [stdout] 185 | |                 Ok(WeightType::I64)
[INFO] [stdout] 186 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:178:32
[INFO] [stdout]     |
[INFO] [stdout] 178 |               if t.contains('8') {
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 179 | |                 Ok(WeightType::I8)
[INFO] [stdout] 180 | |             } else if t.contains('1') {
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:179:17
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 Ok(WeightType::I8)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:180:20
[INFO] [stdout]     |
[INFO] [stdout] 180 |               } else if t.contains('1') {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 181 | |                 Ok(WeightType::I16)
[INFO] [stdout] 182 | |             } else if t.contains('3') || t.contains('2') {
[INFO] [stdout] 183 | |                 Ok(WeightType::I32)
[INFO] [stdout] 184 | |             } else {
[INFO] [stdout] 185 | |                 Ok(WeightType::I64)
[INFO] [stdout] 186 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:180:39
[INFO] [stdout]     |
[INFO] [stdout] 180 |               } else if t.contains('1') {
[INFO] [stdout]     |  _______________________________________^
[INFO] [stdout] 181 | |                 Ok(WeightType::I16)
[INFO] [stdout] 182 | |             } else if t.contains('3') || t.contains('2') {
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:181:17
[INFO] [stdout]     |
[INFO] [stdout] 181 |                 Ok(WeightType::I16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:182:20
[INFO] [stdout]     |
[INFO] [stdout] 182 |               } else if t.contains('3') || t.contains('2') {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 183 | |                 Ok(WeightType::I32)
[INFO] [stdout] 184 | |             } else {
[INFO] [stdout] 185 | |                 Ok(WeightType::I64)
[INFO] [stdout] 186 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:182:58
[INFO] [stdout]     |
[INFO] [stdout] 182 |               } else if t.contains('3') || t.contains('2') {
[INFO] [stdout]     |  __________________________________________________________^
[INFO] [stdout] 183 | |                 Ok(WeightType::I32)
[INFO] [stdout] 184 | |             } else {
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:183:17
[INFO] [stdout]     |
[INFO] [stdout] 183 |                 Ok(WeightType::I32)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:184:20
[INFO] [stdout]     |
[INFO] [stdout] 184 |               } else {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 185 | |                 Ok(WeightType::I64)
[INFO] [stdout] 186 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:185:17
[INFO] [stdout]     |
[INFO] [stdout] 185 |                 Ok(WeightType::I64)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:187:16
[INFO] [stdout]     |
[INFO] [stdout] 187 |           } else if t.contains('3') || t.contains('2') {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 188 | |             Ok(WeightType::F32)
[INFO] [stdout] 189 | |         } else {
[INFO] [stdout] 190 | |             Ok(WeightType::F64)
[INFO] [stdout] 191 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:187:54
[INFO] [stdout]     |
[INFO] [stdout] 187 |           } else if t.contains('3') || t.contains('2') {
[INFO] [stdout]     |  ______________________________________________________^
[INFO] [stdout] 188 | |             Ok(WeightType::F32)
[INFO] [stdout] 189 | |         } else {
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             Ok(WeightType::F32)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:189:16
[INFO] [stdout]     |
[INFO] [stdout] 189 |           } else {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 190 | |             Ok(WeightType::F64)
[INFO] [stdout] 191 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WeightType, Infallible>
[INFO] [stdout]    --> src/weight.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |             Ok(WeightType::F64)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:240:53
[INFO] [stdout]     |
[INFO] [stdout] 240 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 241 | |         if s.starts_with('m') {
[INFO] [stdout] 242 | |             Ok(Self::Maximum)
[INFO] [stdout] 243 | |         } else if s.starts_with('z') {
[INFO] [stdout] ...   |
[INFO] [stdout] 248 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:241:9
[INFO] [stdout]     |
[INFO] [stdout] 241 | /         if s.starts_with('m') {
[INFO] [stdout] 242 | |             Ok(Self::Maximum)
[INFO] [stdout] 243 | |         } else if s.starts_with('z') {
[INFO] [stdout] 244 | |             Ok(Self::Zero)
[INFO] [stdout] 245 | |         } else {
[INFO] [stdout] 246 | |             Ok(Self::Uniform)
[INFO] [stdout] 247 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:241:31
[INFO] [stdout]     |
[INFO] [stdout] 241 |           if s.starts_with('m') {
[INFO] [stdout]     |  _______________________________^
[INFO] [stdout] 242 | |             Ok(Self::Maximum)
[INFO] [stdout] 243 | |         } else if s.starts_with('z') {
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |             Ok(Self::Maximum)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:243:16
[INFO] [stdout]     |
[INFO] [stdout] 243 |           } else if s.starts_with('z') {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 244 | |             Ok(Self::Zero)
[INFO] [stdout] 245 | |         } else {
[INFO] [stdout] 246 | |             Ok(Self::Uniform)
[INFO] [stdout] 247 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:243:38
[INFO] [stdout]     |
[INFO] [stdout] 243 |           } else if s.starts_with('z') {
[INFO] [stdout]     |  ______________________________________^
[INFO] [stdout] 244 | |             Ok(Self::Zero)
[INFO] [stdout] 245 | |         } else {
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:244:13
[INFO] [stdout]     |
[INFO] [stdout] 244 |             Ok(Self::Zero)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:245:16
[INFO] [stdout]     |
[INFO] [stdout] 245 |           } else {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 246 | |             Ok(Self::Uniform)
[INFO] [stdout] 247 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<InitialWeights, Infallible>
[INFO] [stdout]    --> src/weight.rs:246:13
[INFO] [stdout]     |
[INFO] [stdout] 246 |             Ok(Self::Uniform)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `negative_edge_weights` (lib) due to 30 previous errors
[INFO] running `Command { std: "docker" "inspect" "7cc2fcf68fbc7532754200ef37350f2ddfaf1075c4a00e800bc307d2fe953924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cc2fcf68fbc7532754200ef37350f2ddfaf1075c4a00e800bc307d2fe953924", kill_on_drop: false }`
[INFO] [stdout] 7cc2fcf68fbc7532754200ef37350f2ddfaf1075c4a00e800bc307d2fe953924