[INFO] cloning repository https://github.com/johnbchron/palin-core
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johnbchron/palin-core" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnbchron%2Fpalin-core", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnbchron%2Fpalin-core'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc9a3bf6e83e48d0b078de2782529fbbf61a4f89
[INFO] checking johnbchron/palin-core 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%2Fjohnbchron%2Fpalin-core" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/johnbchron/palin-core
[INFO] finished tweaking git repo https://github.com/johnbchron/palin-core
[INFO] tweaked toml for git repo https://github.com/johnbchron/palin-core written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/johnbchron/palin-core 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/johnbchron/palin-core 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-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] 5f2d79fd87014b0526f06d201e34f11362813a5724bba3fc756af505b81dcb95
[INFO] running `Command { std: "docker" "start" "-a" "5f2d79fd87014b0526f06d201e34f11362813a5724bba3fc756af505b81dcb95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f2d79fd87014b0526f06d201e34f11362813a5724bba3fc756af505b81dcb95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f2d79fd87014b0526f06d201e34f11362813a5724bba3fc756af505b81dcb95", kill_on_drop: false }`
[INFO] [stdout] 5f2d79fd87014b0526f06d201e34f11362813a5724bba3fc756af505b81dcb95
[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] c09998ff89ee83ce13d48c6a2f4058b9410374aefc28505c6fe98262bae473c1
[INFO] running `Command { std: "docker" "start" "-a" "c09998ff89ee83ce13d48c6a2f4058b9410374aefc28505c6fe98262bae473c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking is_ci v1.2.0
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]     Checking supports-hyperlinks v3.1.0
[INFO] [stderr]     Checking supports-color v3.0.2
[INFO] [stderr]     Checking supports-unicode v3.0.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]    Compiling aws-lc-rs v1.14.1
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]     Checking home v0.5.12
[INFO] [stderr]     Checking rustls-pki-types v1.13.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling rustls v0.23.34
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking iana-time-zone v0.1.64
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking webpki-roots v1.0.3
[INFO] [stderr]     Checking md5 v0.8.0
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.2.43
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]     Checking compact_str v0.7.1
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking addr2line v0.25.1
[INFO] [stderr]     Checking dlv-list v0.5.2
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking rxml_validation v0.11.0
[INFO] [stderr]     Checking terminal_size v0.4.3
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]     Checking rxml v0.11.1
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking sysinfo v0.37.2
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]     Checking ordered-multimap v0.7.3
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking deunicode v1.6.2
[INFO] [stderr]     Checking minidom v0.16.0
[INFO] [stderr]    Compiling aws-lc-sys v0.32.3
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]     Checking rust-ini v0.21.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling miette-derive v7.6.0 (https://github.com/zkat/miette#df7bcfa1)
[INFO] [stderr]    Compiling model-derive v0.1.0 (/opt/rustwide/workdir/crates/model-derive)
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling maybe-async v0.2.10
[INFO] [stderr]    Compiling generic-tests v0.1.3
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking aws-region v0.28.0
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking miette v7.6.0 (https://github.com/zkat/miette#df7bcfa1)
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking ulid v1.2.1
[INFO] [stderr]     Checking storage-types v0.1.0 (/opt/rustwide/workdir/crates/storage-types)
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking record-id v0.1.0 (/opt/rustwide/workdir/crates/record-id)
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking quick-xml v0.38.3
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]     Checking model v0.1.0 (/opt/rustwide/workdir/crates/model)
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking db-core v0.1.0 (/opt/rustwide/workdir/crates/db-core)
[INFO] [stderr]     Checking futures-intrusive v0.5.0
[INFO] [stderr]     Checking db-impl-mock v0.1.0 (/opt/rustwide/workdir/crates/db-impl-mock)
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]     Checking slug v0.1.0 (/opt/rustwide/workdir/crates/slug)
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stdout] error: this type will no longer be must used: Result<LaxSlug, Infallible>
[INFO] [stdout]   --> crates/slug/src/lax.rs:82:51
[INFO] [stdout]    |
[INFO] [stdout] 82 |   fn from_str(s: &str) -> Result<Self, Self::Err> { Ok(Self::new(s)) }
[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<LaxSlug, Infallible>
[INFO] [stdout]   --> crates/slug/src/lax.rs:82:53
[INFO] [stdout]    |
[INFO] [stdout] 82 |   fn from_str(s: &str) -> Result<Self, Self::Err> { Ok(Self::new(s)) }
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Slug, Infallible>
[INFO] [stdout]   --> crates/slug/src/strict.rs:79:51
[INFO] [stdout]    |
[INFO] [stdout] 79 |   fn from_str(s: &str) -> Result<Self, Self::Err> { Ok(Self::new(s)) }
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Slug, Infallible>
[INFO] [stdout]   --> crates/slug/src/strict.rs:79:53
[INFO] [stdout]    |
[INFO] [stdout] 79 |   fn from_str(s: &str) -> Result<Self, Self::Err> { Ok(Self::new(s)) }
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slug` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c09998ff89ee83ce13d48c6a2f4058b9410374aefc28505c6fe98262bae473c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c09998ff89ee83ce13d48c6a2f4058b9410374aefc28505c6fe98262bae473c1", kill_on_drop: false }`
[INFO] [stdout] c09998ff89ee83ce13d48c6a2f4058b9410374aefc28505c6fe98262bae473c1