[INFO] fetching crate summary-rs 0.1.2...
[INFO] checking summary-rs-0.1.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate summary-rs 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate summary-rs 0.1.2
[INFO] finished tweaking crates.io crate summary-rs 0.1.2
[INFO] tweaked toml for crates.io crate summary-rs 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate summary-rs 0.1.2 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] 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]     Updating crates.io index
[INFO] [stderr]      Locking 129 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding quick-xml v0.37.5 (available: v0.38.4)
[INFO] [stderr]       Adding zip v2.4.2 (available: v6.0.0)
[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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7e433338454dfc5050073ccfac7f67c894612c414a1461b83691815e528fb2a
[INFO] running `Command { std: "docker" "start" "-a" "a7e433338454dfc5050073ccfac7f67c894612c414a1461b83691815e528fb2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7e433338454dfc5050073ccfac7f67c894612c414a1461b83691815e528fb2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e433338454dfc5050073ccfac7f67c894612c414a1461b83691815e528fb2a", kill_on_drop: false }`
[INFO] [stdout] a7e433338454dfc5050073ccfac7f67c894612c414a1461b83691815e528fb2a
[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 -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] 0c7bebb2f3b00040e9236f3c081bbe14adeedabdb16b7d2b1b21231793cdbcd9
[INFO] running `Command { std: "docker" "start" "-a" "0c7bebb2f3b00040e9236f3c081bbe14adeedabdb16b7d2b1b21231793cdbcd9", kill_on_drop: false }`
[INFO] [stderr]     Checking foldhash v0.2.0
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]    Compiling doc-comment v0.3.4
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling datasize_derive v0.2.15
[INFO] [stderr]     Checking rle-decode-fast v1.0.3
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]    Compiling fax_derive v0.2.0
[INFO] [stderr]     Checking web-time v1.1.0
[INFO] [stderr]     Checking dary_heap v0.3.8
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking crc v3.3.0
[INFO] [stderr]    Compiling zip v2.4.2
[INFO] [stderr]     Checking bumpalo v3.19.0
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking lzma-rs v0.3.0
[INFO] [stderr]     Checking zopfli v0.8.3
[INFO] [stderr]     Checking tuple v0.5.2
[INFO] [stderr]     Checking libflate_lz77 v2.2.0
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]     Checking libflate v2.2.1
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking datasize v0.2.15
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling pdf_derive v0.2.0
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]     Checking istring v0.3.4
[INFO] [stderr]     Checking fax v0.2.6
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]     Checking deflate64 v0.1.10
[INFO] [stderr]     Checking quick-xml v0.37.5
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking xz2 v0.1.7
[INFO] [stderr]     Checking bzip2 v0.5.2
[INFO] [stderr]     Checking globalcache v0.2.4
[INFO] [stderr]     Checking pdf v0.9.0
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]     Checking summary-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/parse/regex.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 |         .filter_map(|cap| cap[1].parse::<String>().ok())
[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<std::string::String, Infallible>
[INFO] [stdout]  --> src/parse/regex.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 |         .filter_map(|cap| cap[1].parse::<String>().ok())
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `summary-rs` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `summary-rs` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0c7bebb2f3b00040e9236f3c081bbe14adeedabdb16b7d2b1b21231793cdbcd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c7bebb2f3b00040e9236f3c081bbe14adeedabdb16b7d2b1b21231793cdbcd9", kill_on_drop: false }`
[INFO] [stdout] 0c7bebb2f3b00040e9236f3c081bbe14adeedabdb16b7d2b1b21231793cdbcd9