[INFO] cloning repository https://github.com/moleary253/lattice-gas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/moleary253/lattice-gas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoleary253%2Flattice-gas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoleary253%2Flattice-gas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d463a1c106c708edafecc36309c79cf5727564b
[INFO] checking moleary253/lattice-gas 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%2Fmoleary253%2Flattice-gas" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/moleary253/lattice-gas
[INFO] finished tweaking git repo https://github.com/moleary253/lattice-gas
[INFO] tweaked toml for git repo https://github.com/moleary253/lattice-gas written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/moleary253/lattice-gas 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] crate git repo https://github.com/moleary253/lattice-gas already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 52b6a78b76dd8a2f1ee37dc586bc4c7bbfe1632e77120a7944a86a2d4a20b19f
[INFO] running `Command { std: "docker" "start" "-a" "52b6a78b76dd8a2f1ee37dc586bc4c7bbfe1632e77120a7944a86a2d4a20b19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52b6a78b76dd8a2f1ee37dc586bc4c7bbfe1632e77120a7944a86a2d4a20b19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b6a78b76dd8a2f1ee37dc586bc4c7bbfe1632e77120a7944a86a2d4a20b19f", kill_on_drop: false }`
[INFO] [stdout] 52b6a78b76dd8a2f1ee37dc586bc4c7bbfe1632e77120a7944a86a2d4a20b19f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] cb503a47e240af8d2a7295b45076d58d102a069333db68c3eb5a9166be1a2347
[INFO] running `Command { std: "docker" "start" "-a" "cb503a47e240af8d2a7295b45076d58d102a069333db68c3eb5a9166be1a2347", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.88
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling target-lexicon v0.13.2
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling rustix v0.38.40
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking inventory v0.3.20
[INFO] [stderr]     Checking flate2 v1.0.34
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling pyo3-build-config v0.25.1
[INFO] [stderr]    Compiling syn v2.0.82
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]    Compiling pyo3-macros-backend v0.25.1
[INFO] [stderr]    Compiling pyo3-ffi v0.25.1
[INFO] [stderr]    Compiling pyo3 v0.25.1
[INFO] [stderr]    Compiling numpy v0.25.0
[INFO] [stderr]     Checking xattr v1.3.1
[INFO] [stderr]     Checking tar v0.4.43
[INFO] [stderr]     Checking tqdm v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling typetag-impl v0.2.20
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]    Compiling pyo3-macros v0.25.1
[INFO] [stderr]     Checking ndarray v0.16.1
[INFO] [stderr]     Checking erased-serde v0.4.6
[INFO] [stderr]     Checking rmp-serde v1.3.0
[INFO] [stderr]     Checking typetag v0.2.20
[INFO] [stderr]     Checking lattice_gas v3.2.0 (/opt/rustwide/workdir/lattice_gas_backend)
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Vec<[usize; 2]>>, Infallible>
[INFO] [stdout]   --> lattice_gas_backend/src/analysis/droplets.rs:71:31
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn droplets(&self) -> Vec<Vec<[usize; 2]>> {
[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<pyo3::Bound<'_, PyArray<usize, Dim<[usize; 2]>>>, Infallible>
[INFO] [stdout]   --> lattice_gas_backend/src/analysis/droplets.rs:75:52
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn labeled<'py>(&self, py: Python<'py>) -> Bound<'py, PyArray2<usize>> {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<f64>, Infallible>
[INFO] [stdout]   --> lattice_gas_backend/src/calculate_cgf.rs:20:71
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn calculate_cgf(finishing_times: Vec<f64>, k: f64, seed: u64) -> Vec<f64> {
[INFO] [stdout]    |                                                                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]   --> lattice_gas_backend/src/markov_chain/ising_chain.rs:29:34
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn bond_energy(&self) -> f64 {
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lattice_gas` (lib) due to 4 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<Vec<Vec<[usize; 2]>>, Infallible>
[INFO] [stdout]   --> lattice_gas_backend/src/analysis/droplets.rs:71:31
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn droplets(&self) -> Vec<Vec<[usize; 2]>> {
[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<pyo3::Bound<'_, PyArray<usize, Dim<[usize; 2]>>>, Infallible>
[INFO] [stdout]   --> lattice_gas_backend/src/analysis/droplets.rs:75:52
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn labeled<'py>(&self, py: Python<'py>) -> Bound<'py, PyArray2<usize>> {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<f64>, Infallible>
[INFO] [stdout]   --> lattice_gas_backend/src/calculate_cgf.rs:20:71
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn calculate_cgf(finishing_times: Vec<f64>, k: f64, seed: u64) -> Vec<f64> {
[INFO] [stdout]    |                                                                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]   --> lattice_gas_backend/src/markov_chain/ising_chain.rs:29:34
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn bond_energy(&self) -> f64 {
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lattice_gas` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "cb503a47e240af8d2a7295b45076d58d102a069333db68c3eb5a9166be1a2347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb503a47e240af8d2a7295b45076d58d102a069333db68c3eb5a9166be1a2347", kill_on_drop: false }`
[INFO] [stdout] cb503a47e240af8d2a7295b45076d58d102a069333db68c3eb5a9166be1a2347
