[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>, 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 [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), 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)>, 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::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::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::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::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::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::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::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, 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, 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