[INFO] fetching crate loro-rle 0.1.0... [INFO] checking loro-rle-0.1.0 against master#8424f8e8cdf07010967a57584fd647b30e930d4d for pr-120095 [INFO] extracting crate loro-rle 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate loro-rle 0.1.0 on toolchain 8424f8e8cdf07010967a57584fd647b30e930d4d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate loro-rle 0.1.0 [INFO] finished tweaking crates.io crate loro-rle 0.1.0 [INFO] tweaked toml for crates.io crate loro-rle 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate loro-rle 0.1.0 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" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded arref v0.1.0 [INFO] [stderr] Downloaded append-only-bytes v0.1.12 [INFO] [stderr] Downloaded critical-section v1.1.1 [INFO] [stderr] Downloaded color-backtrace v0.5.1 [INFO] [stderr] Downloaded object v0.30.2 [INFO] [stderr] Downloaded gimli v0.27.0 [INFO] [stderr] Downloaded crdt-list v0.4.0 [INFO] [stderr] Downloaded debug-log v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4154f1f8c38bad3a361bbd49a06d953514f637c1716cd0946ab9713496861969 [INFO] running `Command { std: "docker" "start" "-a" "4154f1f8c38bad3a361bbd49a06d953514f637c1716cd0946ab9713496861969", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4154f1f8c38bad3a361bbd49a06d953514f637c1716cd0946ab9713496861969", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4154f1f8c38bad3a361bbd49a06d953514f637c1716cd0946ab9713496861969", kill_on_drop: false }` [INFO] [stdout] 4154f1f8c38bad3a361bbd49a06d953514f637c1716cd0946ab9713496861969 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb2f203ffe4e001307ae699e3abddaef7db778d5e33b5c31cd028b34830a38f9 [INFO] running `Command { std: "docker" "start" "-a" "cb2f203ffe4e001307ae699e3abddaef7db778d5e33b5c31cd028b34830a38f9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling semver v1.0.16 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling cc v1.0.78 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking gimli v0.27.0 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking fastrand v1.8.0 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking num-complex v0.4.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking miniz_oxide v0.6.2 [INFO] [stderr] Checking object v0.30.2 [INFO] [stderr] Checking spin v0.9.4 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Compiling smartstring v1.0.1 [INFO] [stderr] Checking arref v0.1.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Compiling backtrace v0.3.67 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking debug-log v0.2.2 [INFO] [stderr] Checking crdt-list v0.4.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking append-only-bytes v0.1.12 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking bumpalo v3.11.1 [INFO] [stderr] Checking termcolor v1.2.0 [INFO] [stderr] Checking num-rational v0.4.1 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Checking quick-error v2.0.1 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Checking addr2line v0.19.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking proptest v1.0.0 [INFO] [stderr] Compiling ouroboros_macro v0.15.6 [INFO] [stderr] Compiling enum-as-inner v0.5.1 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stderr] Checking color-backtrace v0.5.1 [INFO] [stderr] Checking ouroboros v0.15.6 [INFO] [stderr] Checking loro-rle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused implementer of `Iterator` that must be used [INFO] [stdout] --> src/range_map.rs:283:17 [INFO] [stdout] | [INFO] [stdout] 283 | leaf.children.drain(start..end); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused implementer of `Iterator` that must be used [INFO] [stdout] --> src/range_map.rs:283:17 [INFO] [stdout] | [INFO] [stdout] 283 | leaf.children.drain(start..end); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.83s [INFO] running `Command { std: "docker" "inspect" "cb2f203ffe4e001307ae699e3abddaef7db778d5e33b5c31cd028b34830a38f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb2f203ffe4e001307ae699e3abddaef7db778d5e33b5c31cd028b34830a38f9", kill_on_drop: false }` [INFO] [stdout] cb2f203ffe4e001307ae699e3abddaef7db778d5e33b5c31cd028b34830a38f9 [INFO] checking loro-rle-0.1.0 against try#047472f299946caf090d1b5608ae4bd9f0416256+rustflags=-Ddereferencing_mut_binding for pr-120095 [INFO] extracting crate loro-rle 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate loro-rle 0.1.0 on toolchain 047472f299946caf090d1b5608ae4bd9f0416256 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate loro-rle 0.1.0 [INFO] finished tweaking crates.io crate loro-rle 0.1.0 [INFO] tweaked toml for crates.io crate loro-rle 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate loro-rle 0.1.0 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" "+047472f299946caf090d1b5608ae4bd9f0416256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 16d240bc42dac190c4f0695c6c9809e2023708b326a4821ac238be5620e9f98f [INFO] running `Command { std: "docker" "start" "-a" "16d240bc42dac190c4f0695c6c9809e2023708b326a4821ac238be5620e9f98f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "16d240bc42dac190c4f0695c6c9809e2023708b326a4821ac238be5620e9f98f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16d240bc42dac190c4f0695c6c9809e2023708b326a4821ac238be5620e9f98f", kill_on_drop: false }` [INFO] [stdout] 16d240bc42dac190c4f0695c6c9809e2023708b326a4821ac238be5620e9f98f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Ddereferencing_mut_binding" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 35a44d05f158da0269604850f1c86c852df722a58fda02dd0f16abbd51a3c4a0 [INFO] running `Command { std: "docker" "start" "-a" "35a44d05f158da0269604850f1c86c852df722a58fda02dd0f16abbd51a3c4a0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling semver v1.0.16 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling cc v1.0.78 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Checking gimli v0.27.0 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Checking fastrand v1.8.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking num-complex v0.4.2 [INFO] [stderr] Checking miniz_oxide v0.6.2 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking object v0.30.2 [INFO] [stderr] Checking spin v0.9.4 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Compiling smartstring v1.0.1 [INFO] [stderr] Checking arref v0.1.0 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Compiling backtrace v0.3.67 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking crdt-list v0.4.0 [INFO] [stderr] Checking debug-log v0.2.2 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking bumpalo v3.11.1 [INFO] [stderr] Checking termcolor v1.2.0 [INFO] [stderr] Checking quick-error v2.0.1 [INFO] [stderr] Checking num-rational v0.4.1 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Checking append-only-bytes v0.1.12 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Checking addr2line v0.19.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling ouroboros_macro v0.15.6 [INFO] [stderr] Compiling enum-as-inner v0.5.1 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stderr] Checking proptest v1.0.0 [INFO] [stderr] Checking color-backtrace v0.5.1 [INFO] [stderr] Checking ouroboros v0.15.6 [INFO] [stderr] Checking loro-rle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: dereferencing `mut` binding [INFO] [stdout] --> src/rle_tree.rs:400:15 [INFO] [stdout] | [INFO] [stdout] 400 | for ((mut leaf, index), args) in cursor_map.iter() { [INFO] [stdout] | ^^^^^^^^ `mut` dereferences the type of this binding [INFO] [stdout] | [INFO] [stdout] help: this will change in edition 2024 [INFO] [stdout] --> src/rle_tree.rs:400:15 [INFO] [stdout] | [INFO] [stdout] 400 | for ((mut leaf, index), args) in cursor_map.iter() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: requested on the command line with `-D dereferencing-mut-binding` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused implementer of `Iterator` that must be used [INFO] [stdout] --> src/range_map.rs:283:17 [INFO] [stdout] | [INFO] [stdout] 283 | leaf.children.drain(start..end); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `loro-rle` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "35a44d05f158da0269604850f1c86c852df722a58fda02dd0f16abbd51a3c4a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35a44d05f158da0269604850f1c86c852df722a58fda02dd0f16abbd51a3c4a0", kill_on_drop: false }` [INFO] [stdout] 35a44d05f158da0269604850f1c86c852df722a58fda02dd0f16abbd51a3c4a0