[INFO] fetching crate dson 0.2.0...
[INFO] checking dson-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate dson 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate dson 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate dson 0.2.0
[INFO] tweaked toml for crates.io crate dson 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dson 0.2.0 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 dson 0.2.0 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] e592625f5480c8b8287cd8af34cbbcf676565a1d366826d449bed6182e3cdfe1
[INFO] running `Command { std: "docker" "start" "-a" "e592625f5480c8b8287cd8af34cbbcf676565a1d366826d449bed6182e3cdfe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e592625f5480c8b8287cd8af34cbbcf676565a1d366826d449bed6182e3cdfe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e592625f5480c8b8287cd8af34cbbcf676565a1d366826d449bed6182e3cdfe1", kill_on_drop: false }`
[INFO] [stdout] e592625f5480c8b8287cd8af34cbbcf676565a1d366826d449bed6182e3cdfe1
[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] 9283c58e55453ed9a5ed483f1ad991a8fed2a676bbde9a3b5bbe7a1417aff76e
[INFO] running `Command { std: "docker" "start" "-a" "9283c58e55453ed9a5ed483f1ad991a8fed2a676bbde9a3b5bbe7a1417aff76e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling find-msvc-tools v0.1.3
[INFO] [stderr]    Compiling iai-callgrind-runner v0.14.2
[INFO] [stderr]    Compiling iai-callgrind v0.14.2
[INFO] [stderr]    Compiling tango-bench v0.6.0
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking colorz v1.1.4
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking libloading v0.8.9
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking glob-match v0.2.1
[INFO] [stderr]     Checking nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling cc v1.2.40
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking bimap v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking insta v1.43.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking regex-automata v0.4.11
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling dson v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.11.3
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling scroll_derive v0.11.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]    Compiling quickcheck_macros v1.1.0
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking scroll v0.11.0
[INFO] [stderr]     Checking goblin v0.7.1
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]     Checking clap v4.5.48
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking ulid v1.2.1
[INFO] [stderr]    Compiling iai-callgrind-macros v0.5.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.20
[INFO] [stdout] error: this type will no longer be must used: Result<DotFunMap<DotFun<Position>>, Infallible>
[INFO] [stdout]    --> src/crdts/orarray.rs:271:25
[INFO] [stdout]     |
[INFO] [stdout] 271 |           let positions = DotStoreJoin::join(
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 272 | |             (m1.positions, cc1),
[INFO] [stdout] 273 | |             (m2.positions, cc2),
[INFO] [stdout] 274 | |             on_dot_change,
[INFO] [stdout] ...   |
[INFO] [stdout] 277 | |             &mut DummySentinel,
[INFO] [stdout] 278 | |         )
[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<DryJoinOutput, Infallible>
[INFO] [stdout]    --> src/crdts/orarray.rs:297:25
[INFO] [stdout]     |
[INFO] [stdout] 297 |           let positions = DotStoreJoin::dry_join(
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 298 | |             (&m1.positions, cc1),
[INFO] [stdout] 299 | |             (&m2.positions, cc2),
[INFO] [stdout] ...   |
[INFO] [stdout] 302 | |             &mut DummySentinel,
[INFO] [stdout] 303 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<((Uid, &TypeVariantValue<C>), Uid, Position)>, Infallible>
[INFO] [stdout]    --> src/crdts/orarray.rs:600:26
[INFO] [stdout]     |
[INFO] [stdout] 600 |           let mut result = self
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 601 | |             .with_list(|v, u, _| Ok::<_, Infallible>(Some((u, v))))
[INFO] [stdout]     | |___________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::option::Option<(Uid, &TypeVariantValue<C>)>, Infallible>
[INFO] [stdout]    --> src/crdts/orarray.rs:601:34
[INFO] [stdout]     |
[INFO] [stdout] 601 |             .with_list(|v, u, _| Ok::<_, Infallible>(Some((u, v))))
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<(AllValues<'_, <C as ExtensionType>::ValueRef<'_>>, Uid, Position)>, Infallible>
[INFO] [stdout]    --> src/crdts/orarray.rs:643:22
[INFO] [stdout]     |
[INFO] [stdout] 643 |           let result = self.with_list(|v, _, _| match v.coerce_to_value_ref() {
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 644 | |             ValueRef::Map(m) => Ok::<_, Infallible>(Some(AllValues::Map(m.values()))),
[INFO] [stdout] 645 | |             ValueRef::Array(a) => Ok(Some(AllValues::Array(a.values()))),
[INFO] [stdout] 646 | |             ValueRef::Register(r) => Ok(Some(AllValues::Register(r.values()))),
[INFO] [stdout] 647 | |             ValueRef::Custom(c) => Ok(Some(AllValues::Custom(c.values()))),
[INFO] [stdout] 648 | |         });
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::option::Option<AllValues<'_, <C as ExtensionType>::ValueRef<'_>>>, Infallible>
[INFO] [stdout]    --> src/crdts/orarray.rs:643:47
[INFO] [stdout]     |
[INFO] [stdout] 643 |           let result = self.with_list(|v, _, _| match v.coerce_to_value_ref() {
[INFO] [stdout]     |  _______________________________________________^
[INFO] [stdout] 644 | |             ValueRef::Map(m) => Ok::<_, Infallible>(Some(AllValues::Map(m.values()))),
[INFO] [stdout] 645 | |             ValueRef::Array(a) => Ok(Some(AllValues::Array(a.values()))),
[INFO] [stdout] 646 | |             ValueRef::Register(r) => Ok(Some(AllValues::Register(r.values()))),
[INFO] [stdout] 647 | |             ValueRef::Custom(c) => Ok(Some(AllValues::Custom(c.values()))),
[INFO] [stdout] 648 | |         });
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::option::Option<AllValues<'_, <C as ExtensionType>::ValueRef<'_>>>, Infallible>
[INFO] [stdout]    --> src/crdts/orarray.rs:644:33
[INFO] [stdout]     |
[INFO] [stdout] 644 |             ValueRef::Map(m) => Ok::<_, Infallible>(Some(AllValues::Map(m.values()))),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::option::Option<AllValues<'_, <C as ExtensionType>::ValueRef<'_>>>, Infallible>
[INFO] [stdout]    --> src/crdts/orarray.rs:645:35
[INFO] [stdout]     |
[INFO] [stdout] 645 |             ValueRef::Array(a) => Ok(Some(AllValues::Array(a.values()))),
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::option::Option<AllValues<'_, <C as ExtensionType>::ValueRef<'_>>>, Infallible>
[INFO] [stdout]    --> src/crdts/orarray.rs:646:38
[INFO] [stdout]     |
[INFO] [stdout] 646 |             ValueRef::Register(r) => Ok(Some(AllValues::Register(r.values()))),
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::option::Option<AllValues<'_, <C as ExtensionType>::ValueRef<'_>>>, Infallible>
[INFO] [stdout]    --> src/crdts/orarray.rs:647:36
[INFO] [stdout]     |
[INFO] [stdout] 647 |             ValueRef::Custom(c) => Ok(Some(AllValues::Custom(c.values()))),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<(AllValues<'_, <C as ExtensionType>::ValueRef<'_>>, Uid, Position)>, Infallible>
[INFO] [stdout]    --> src/crdts/orarray.rs:651:20
[INFO] [stdout]     |
[INFO] [stdout] 651 |         let list = result.unwrap().into_iter().map(|(v, _, _)| v).collect();
[INFO] [stdout]     |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<((), Uid, Position)>, Infallible>
[INFO] [stdout]    --> src/api/array.rs:221:5
[INFO] [stdout]     |
[INFO] [stdout] 221 |     m.with_list(|_, _, _| Ok::<_, Infallible>(Some(())))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::option::Option<()>, Infallible>
[INFO] [stdout]    --> src/api/array.rs:221:27
[INFO] [stdout]     |
[INFO] [stdout] 221 |     m.with_list(|_, _, _| Ok::<_, Infallible>(Some(())))
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dson` (lib) due to 13 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9283c58e55453ed9a5ed483f1ad991a8fed2a676bbde9a3b5bbe7a1417aff76e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9283c58e55453ed9a5ed483f1ad991a8fed2a676bbde9a3b5bbe7a1417aff76e", kill_on_drop: false }`
[INFO] [stdout] 9283c58e55453ed9a5ed483f1ad991a8fed2a676bbde9a3b5bbe7a1417aff76e
