[INFO] cloning repository https://github.com/timo-obrecht/good-enough-hash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timo-obrecht/good-enough-hash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimo-obrecht%2Fgood-enough-hash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimo-obrecht%2Fgood-enough-hash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7910be80f6f980ea259a83efdffe3f140a5c4401
[INFO] checking timo-obrecht/good-enough-hash 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%2Ftimo-obrecht%2Fgood-enough-hash" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/timo-obrecht/good-enough-hash
[INFO] finished tweaking git repo https://github.com/timo-obrecht/good-enough-hash
[INFO] tweaked toml for git repo https://github.com/timo-obrecht/good-enough-hash written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/timo-obrecht/good-enough-hash 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/timo-obrecht/good-enough-hash 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] 80784f78bb6d61e342fe0603f2ae866a63e9f026b00ef827b2cedc21f3002e2b
[INFO] running `Command { std: "docker" "start" "-a" "80784f78bb6d61e342fe0603f2ae866a63e9f026b00ef827b2cedc21f3002e2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80784f78bb6d61e342fe0603f2ae866a63e9f026b00ef827b2cedc21f3002e2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80784f78bb6d61e342fe0603f2ae866a63e9f026b00ef827b2cedc21f3002e2b", kill_on_drop: false }`
[INFO] [stdout] 80784f78bb6d61e342fe0603f2ae866a63e9f026b00ef827b2cedc21f3002e2b
[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] 6dfc6870be1ac58fb9b5a617691ae763386af1d561b4b58a3d2a7039242b3a89
[INFO] running `Command { std: "docker" "start" "-a" "6dfc6870be1ac58fb9b5a617691ae763386af1d561b4b58a3d2a7039242b3a89", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]     Checking unindent v0.2.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling pyo3-build-config v0.23.3
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling pyo3-ffi v0.23.3
[INFO] [stderr]    Compiling pyo3-macros-backend v0.23.3
[INFO] [stderr]    Compiling pyo3 v0.23.3
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling pyo3-macros v0.23.3
[INFO] [stderr]     Checking perfect_hash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `pyo3::ffi::PyErr_CheckSignals`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use pyo3::ffi::PyErr_CheckSignals;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::simd::num::SimdUint`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::simd::num::SimdUint;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `log2_ceil` is never used
[INFO] [stdout]    --> src/lib.rs:209:4
[INFO] [stdout]     |
[INFO] [stdout] 209 | fn log2_ceil(x: usize) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<(usize, Vec<u8>, Vec<u8>, Vec<usize>), Infallible>
[INFO] [stdout]    --> src/lib.rs:178:23
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn dump(&self) -> (usize, Vec<u8>,Vec<u8>, Vec<usize>) {
[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<usize, Infallible>
[INFO] [stdout]    --> src/lib.rs:184:34
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn hash(&self, key: &str) -> usize {
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/lib.rs:196:53
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn __call__(&self, key: Bound<'_, PyString>) -> usize {
[INFO] [stdout]     |                                                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Hash, Infallible>
[INFO] [stdout]    --> src/lib.rs:286:75
[INFO] [stdout]     |
[INFO] [stdout] 286 | fn from_args(ng: usize, f1: Vec<u8>, f2: Vec<u8>, indices: Vec<usize>) -> Hash {
[INFO] [stdout]     |                                                                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `perfect_hash` (lib test) due to 4 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `std::simd::num::SimdUint`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::simd::num::SimdUint;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `log2_ceil` is never used
[INFO] [stdout]    --> src/lib.rs:209:4
[INFO] [stdout]     |
[INFO] [stdout] 209 | fn log2_ceil(x: usize) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<(usize, Vec<u8>, Vec<u8>, Vec<usize>), Infallible>
[INFO] [stdout]    --> src/lib.rs:178:23
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn dump(&self) -> (usize, Vec<u8>,Vec<u8>, Vec<usize>) {
[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<usize, Infallible>
[INFO] [stdout]    --> src/lib.rs:184:34
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn hash(&self, key: &str) -> usize {
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/lib.rs:196:53
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn __call__(&self, key: Bound<'_, PyString>) -> usize {
[INFO] [stdout]     |                                                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Hash, Infallible>
[INFO] [stdout]    --> src/lib.rs:286:75
[INFO] [stdout]     |
[INFO] [stdout] 286 | fn from_args(ng: usize, f1: Vec<u8>, f2: Vec<u8>, indices: Vec<usize>) -> Hash {
[INFO] [stdout]     |                                                                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `perfect_hash` (lib) due to 4 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6dfc6870be1ac58fb9b5a617691ae763386af1d561b4b58a3d2a7039242b3a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfc6870be1ac58fb9b5a617691ae763386af1d561b4b58a3d2a7039242b3a89", kill_on_drop: false }`
[INFO] [stdout] 6dfc6870be1ac58fb9b5a617691ae763386af1d561b4b58a3d2a7039242b3a89
