[INFO] fetching crate dsi-bitstream 0.5.2...
[INFO] checking dsi-bitstream-0.5.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate dsi-bitstream 0.5.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate dsi-bitstream 0.5.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate dsi-bitstream 0.5.2
[INFO] tweaked toml for crates.io crate dsi-bitstream 0.5.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dsi-bitstream 0.5.2 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 crates.io crate dsi-bitstream 0.5.2 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8e5e2874eceee09615b0307693d54add29363fc302c2f8a29568a1a8b1ceef9a
[INFO] running `Command { std: "docker" "start" "-a" "8e5e2874eceee09615b0307693d54add29363fc302c2f8a29568a1a8b1ceef9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e5e2874eceee09615b0307693d54add29363fc302c2f8a29568a1a8b1ceef9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e5e2874eceee09615b0307693d54add29363fc302c2f8a29568a1a8b1ceef9a", kill_on_drop: false }`
[INFO] [stdout] 8e5e2874eceee09615b0307693d54add29363fc302c2f8a29568a1a8b1ceef9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6004e82350f5d697d214ab7cd190fadf78d92550bb450c3768a8e774f7504a38
[INFO] running `Command { std: "docker" "start" "-a" "6004e82350f5d697d214ab7cd190fadf78d92550bb450c3768a8e774f7504a38", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling zerocopy v0.8.17
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling zstd-safe v7.2.1
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking zlib-rs v0.5.2
[INFO] [stderr]     Checking clap_builder v4.5.27
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling cc v1.2.13
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking libz-rs-sys v0.5.2
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking libbz2-rs-sys v0.2.2
[INFO] [stderr]     Checking lockfree-object-pool v0.1.6
[INFO] [stderr]     Checking rand_core v0.9.0
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking bumpalo v3.17.0
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking lzma-rust2 v0.13.0
[INFO] [stderr]     Checking zopfli v0.8.1
[INFO] [stderr]     Checking indexmap v2.7.1
[INFO] [stderr]     Checking bzip2 v0.6.0
[INFO] [stderr]     Checking time v0.3.37
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking clap v4.5.28
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking deflate64 v0.1.9
[INFO] [stderr]     Checking ppmd-rust v1.2.1
[INFO] [stderr]     Checking criterion-plot v0.6.0
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
[INFO] [stderr]    Compiling impl-tools-lib v0.11.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling mem_dbg-derive v0.2.0
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]    Compiling impl-tools v0.11.4
[INFO] [stderr]     Checking mem_dbg v0.3.0
[INFO] [stderr]     Checking common_traits v0.12.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking zstd v0.13.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking zip v5.1.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]     Checking rand_distr v0.5.0
[INFO] [stderr]     Checking dsi-bitstream v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u64, Infallible>
[INFO] [stdout]    --> src/impls/mem_word_reader.rs:127:55
[INFO] [stdout]     |
[INFO] [stdout] 127 |       fn word_pos(&mut self) -> Result<u64, Infallible> {
[INFO] [stdout]     |  _______________________________________________________^
[INFO] [stdout] 128 | |         Ok(self.word_index as u64)
[INFO] [stdout] 129 | |     }
[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: std::result::Result<u64, Infallible>
[INFO] [stdout]    --> src/impls/mem_word_reader.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         Ok(self.word_index as u64)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u64, Infallible>
[INFO] [stdout]    --> src/impls/bit_reader.rs:157:55
[INFO] [stdout]     |
[INFO] [stdout] 157 |       fn bit_pos(&mut self) -> Result<u64, Self::Error> {
[INFO] [stdout]     |  _______________________________________________________^
[INFO] [stdout] 158 | |         Ok(self.bit_index)
[INFO] [stdout] 159 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u64, Infallible>
[INFO] [stdout]    --> src/impls/bit_reader.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         Ok(self.bit_index)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u64, Infallible>
[INFO] [stdout]    --> src/impls/bit_reader.rs:170:55
[INFO] [stdout]     |
[INFO] [stdout] 170 |       fn bit_pos(&mut self) -> Result<u64, Self::Error> {
[INFO] [stdout]     |  _______________________________________________________^
[INFO] [stdout] 171 | |         Ok(self.bit_index)
[INFO] [stdout] 172 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u64, Infallible>
[INFO] [stdout]    --> src/impls/bit_reader.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |         Ok(self.bit_index)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dsi-bitstream` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6004e82350f5d697d214ab7cd190fadf78d92550bb450c3768a8e774f7504a38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6004e82350f5d697d214ab7cd190fadf78d92550bb450c3768a8e774f7504a38", kill_on_drop: false }`
[INFO] [stdout] 6004e82350f5d697d214ab7cd190fadf78d92550bb450c3768a8e774f7504a38
