[INFO] fetching crate segmap 0.1.0... [INFO] testing segmap-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate segmap 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate segmap 0.1.0 [INFO] finished tweaking crates.io crate segmap 0.1.0 [INFO] tweaked toml for crates.io crate segmap 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate segmap 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate segmap 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... 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[INFO] [stderr] Downloaded ryu v1.0.5 [INFO] [stderr] Downloaded num-complex v0.2.4 [INFO] [stderr] Downloaded num-traits v0.2.14 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.74 [INFO] [stderr] Downloaded csv v1.1.6 [INFO] [stderr] Downloaded memoffset v0.6.4 [INFO] [stderr] Downloaded quote v1.0.9 [INFO] [stderr] Downloaded serde_derive v1.0.126 [INFO] [stderr] Downloaded num-rational v0.2.4 [INFO] [stderr] Downloaded proc-macro2 v1.0.28 [INFO] [stderr] Downloaded itoa v0.4.7 [INFO] [stderr] Downloaded num-iter v0.1.42 [INFO] [stderr] Downloaded num-integer v0.1.44 [INFO] [stderr] Downloaded autocfg v1.0.1 [INFO] [stderr] Downloaded num v0.2.1 [INFO] [stderr] Downloaded plotters-svg v0.3.1 [INFO] [stderr] Downloaded unicode-xid v0.2.2 [INFO] [stderr] Downloaded semver v1.0.3 [INFO] [stderr] Downloaded plotters v0.3.1 [INFO] [stderr] Downloaded rangemap v0.1.11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 77c6d77287beb78de8a83f73f36221122ce3ad906111221270e51ef98fbe2b0e [INFO] running `Command { std: "docker" "start" "-a" "77c6d77287beb78de8a83f73f36221122ce3ad906111221270e51ef98fbe2b0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "77c6d77287beb78de8a83f73f36221122ce3ad906111221270e51ef98fbe2b0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77c6d77287beb78de8a83f73f36221122ce3ad906111221270e51ef98fbe2b0e", kill_on_drop: false }` [INFO] [stdout] 77c6d77287beb78de8a83f73f36221122ce3ad906111221270e51ef98fbe2b0e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 433c620cde3c7d594c4c7ab9323ceb67bdfb8835fe9c2313260840c35fbd679a [INFO] running `Command { std: "docker" "start" "-a" "433c620cde3c7d594c4c7ab9323ceb67bdfb8835fe9c2313260840c35fbd679a", kill_on_drop: false }` [INFO] [stderr] Compiling segmap v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:701:21 [INFO] [stdout] | [INFO] [stdout] 701 | self.0.insert(IterSubsetInner::Full(iter)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 701 | let _ = self.0.insert(IterSubsetInner::Full(iter)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:723:25 [INFO] [stdout] | [INFO] [stdout] 723 | / self.0.insert(IterSubsetInner::Partial { [INFO] [stdout] 724 | | before: None, [INFO] [stdout] 725 | | iter, [INFO] [stdout] 726 | | range, [INFO] [stdout] 727 | | }); [INFO] [stdout] | |__________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 723 | let _ = self.0.insert(IterSubsetInner::Partial { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:746:25 [INFO] [stdout] | [INFO] [stdout] 746 | / self.0.insert(IterSubsetInner::Partial { [INFO] [stdout] 747 | | before: None, [INFO] [stdout] 748 | | iter, [INFO] [stdout] 749 | | range, [INFO] [stdout] 750 | | }); [INFO] [stdout] | |__________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 746 | let _ = self.0.insert(IterSubsetInner::Partial { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:781:13 [INFO] [stdout] | [INFO] [stdout] 781 | self.prev.insert(next); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 781 | let _ = self.prev.insert(next); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:834:21 [INFO] [stdout] | [INFO] [stdout] 834 | self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 834 | let _ = self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:845:21 [INFO] [stdout] | [INFO] [stdout] 845 | self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 845 | let _ = self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/difference.rs:168:29 [INFO] [stdout] | [INFO] [stdout] 168 | ... prev_other.insert(other); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 168 | let _ = prev_other.insert(other); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/difference.rs:188:33 [INFO] [stdout] | [INFO] [stdout] 188 | ... prev_other.insert(other); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 188 | let _ = prev_other.insert(other); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/difference.rs:203:33 [INFO] [stdout] | [INFO] [stdout] 203 | ... prev_other.insert(other); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 203 | let _ = prev_other.insert(other); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/difference.rs:225:33 [INFO] [stdout] | [INFO] [stdout] 225 | / ... prev_self.insert(Segment { [INFO] [stdout] 226 | | ... start: other.borrow_bound_after().unwrap(), [INFO] [stdout] 227 | | ... end: core::mem::replace( [INFO] [stdout] 228 | | ... &mut range.end, [INFO] [stdout] 229 | | ... other.borrow_bound_before().unwrap(), [INFO] [stdout] 230 | | ... ), [INFO] [stdout] 231 | | ... }); [INFO] [stdout] | |________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 225 | let _ = prev_self.insert(Segment { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:126:21 [INFO] [stdout] | [INFO] [stdout] 126 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 126 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:138:21 [INFO] [stdout] | [INFO] [stdout] 138 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 138 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:146:21 [INFO] [stdout] | [INFO] [stdout] 146 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 146 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:157:21 [INFO] [stdout] | [INFO] [stdout] 157 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 157 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:165:21 [INFO] [stdout] | [INFO] [stdout] 165 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 165 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:178:21 [INFO] [stdout] | [INFO] [stdout] 178 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 178 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 128 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:134:17 [INFO] [stdout] | [INFO] [stdout] 134 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 134 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:150:21 [INFO] [stdout] | [INFO] [stdout] 150 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 150 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:165:21 [INFO] [stdout] | [INFO] [stdout] 165 | / self.prev_a.insert(Segment { [INFO] [stdout] 166 | | start: next_b.borrow_bound_after().unwrap(), [INFO] [stdout] 167 | | end: next_a.end, [INFO] [stdout] 168 | | }); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 165 | let _ = self.prev_a.insert(Segment { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:220:21 [INFO] [stdout] | [INFO] [stdout] 220 | / self.prev_b.insert(Segment { [INFO] [stdout] 221 | | start: next_a.borrow_bound_after().unwrap(), [INFO] [stdout] 222 | | end: next_b.end, [INFO] [stdout] 223 | | }); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 220 | let _ = self.prev_b.insert(Segment { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:245:21 [INFO] [stdout] | [INFO] [stdout] 245 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 245 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/union.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 98 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/union.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 104 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/union.rs:126:21 [INFO] [stdout] | [INFO] [stdout] 126 | self.prev_a.insert(r); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 126 | let _ = self.prev_a.insert(r); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/union.rs:142:21 [INFO] [stdout] | [INFO] [stdout] 142 | self.prev_b.insert(r); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 142 | let _ = self.prev_b.insert(r); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "433c620cde3c7d594c4c7ab9323ceb67bdfb8835fe9c2313260840c35fbd679a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "433c620cde3c7d594c4c7ab9323ceb67bdfb8835fe9c2313260840c35fbd679a", kill_on_drop: false }` [INFO] [stdout] 433c620cde3c7d594c4c7ab9323ceb67bdfb8835fe9c2313260840c35fbd679a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 7e8ca93391088150cfc28285d37184693e774903be1cef6e0882c21a68140fb4 [INFO] running `Command { std: "docker" "start" "-a" "7e8ca93391088150cfc28285d37184693e774903be1cef6e0882c21a68140fb4", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling semver v1.0.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling rangemap v0.1.11 [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:701:21 [INFO] [stdout] | [INFO] [stdout] 701 | self.0.insert(IterSubsetInner::Full(iter)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 701 | let _ = self.0.insert(IterSubsetInner::Full(iter)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:723:25 [INFO] [stdout] | [INFO] [stdout] 723 | / self.0.insert(IterSubsetInner::Partial { [INFO] [stdout] 724 | | before: None, [INFO] [stdout] 725 | | iter, [INFO] [stdout] 726 | | range, [INFO] [stdout] 727 | | }); [INFO] [stdout] | |__________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 723 | let _ = self.0.insert(IterSubsetInner::Partial { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:746:25 [INFO] [stdout] | [INFO] [stdout] 746 | / self.0.insert(IterSubsetInner::Partial { [INFO] [stdout] 747 | | before: None, [INFO] [stdout] 748 | | iter, [INFO] [stdout] 749 | | range, [INFO] [stdout] 750 | | }); [INFO] [stdout] | |__________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 746 | let _ = self.0.insert(IterSubsetInner::Partial { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:781:13 [INFO] [stdout] | [INFO] [stdout] 781 | self.prev.insert(next); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 781 | let _ = self.prev.insert(next); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:834:21 [INFO] [stdout] | [INFO] [stdout] 834 | self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 834 | let _ = self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:845:21 [INFO] [stdout] | [INFO] [stdout] 845 | self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 845 | let _ = self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/difference.rs:168:29 [INFO] [stdout] | [INFO] [stdout] 168 | ... prev_other.insert(other); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 168 | let _ = prev_other.insert(other); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/difference.rs:188:33 [INFO] [stdout] | [INFO] [stdout] 188 | ... prev_other.insert(other); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 188 | let _ = prev_other.insert(other); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/difference.rs:203:33 [INFO] [stdout] | [INFO] [stdout] 203 | ... prev_other.insert(other); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 203 | let _ = prev_other.insert(other); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/difference.rs:225:33 [INFO] [stdout] | [INFO] [stdout] 225 | / ... prev_self.insert(Segment { [INFO] [stdout] 226 | | ... start: other.borrow_bound_after().unwrap(), [INFO] [stdout] 227 | | ... end: core::mem::replace( [INFO] [stdout] 228 | | ... &mut range.end, [INFO] [stdout] 229 | | ... other.borrow_bound_before().unwrap(), [INFO] [stdout] 230 | | ... ), [INFO] [stdout] 231 | | ... }); [INFO] [stdout] | |________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 225 | let _ = prev_self.insert(Segment { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:126:21 [INFO] [stdout] | [INFO] [stdout] 126 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 126 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:138:21 [INFO] [stdout] | [INFO] [stdout] 138 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 138 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:146:21 [INFO] [stdout] | [INFO] [stdout] 146 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 146 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:157:21 [INFO] [stdout] | [INFO] [stdout] 157 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 157 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:165:21 [INFO] [stdout] | [INFO] [stdout] 165 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 165 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:178:21 [INFO] [stdout] | [INFO] [stdout] 178 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 178 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 128 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:134:17 [INFO] [stdout] | [INFO] [stdout] 134 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 134 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:150:21 [INFO] [stdout] | [INFO] [stdout] 150 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 150 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:165:21 [INFO] [stdout] | [INFO] [stdout] 165 | / self.prev_a.insert(Segment { [INFO] [stdout] 166 | | start: next_b.borrow_bound_after().unwrap(), [INFO] [stdout] 167 | | end: next_a.end, [INFO] [stdout] 168 | | }); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 165 | let _ = self.prev_a.insert(Segment { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:220:21 [INFO] [stdout] | [INFO] [stdout] 220 | / self.prev_b.insert(Segment { [INFO] [stdout] 221 | | start: next_a.borrow_bound_after().unwrap(), [INFO] [stdout] 222 | | end: next_b.end, [INFO] [stdout] 223 | | }); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 220 | let _ = self.prev_b.insert(Segment { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:245:21 [INFO] [stdout] | [INFO] [stdout] 245 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 245 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/union.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 98 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/union.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 104 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/union.rs:126:21 [INFO] [stdout] | [INFO] [stdout] 126 | self.prev_a.insert(r); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 126 | let _ = self.prev_a.insert(r); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/union.rs:142:21 [INFO] [stdout] | [INFO] [stdout] 142 | self.prev_b.insert(r); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 142 | let _ = self.prev_b.insert(r); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling permutator v0.4.0 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.4 [INFO] [stderr] Compiling segmap v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:701:21 [INFO] [stdout] | [INFO] [stdout] 701 | self.0.insert(IterSubsetInner::Full(iter)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 701 | let _ = self.0.insert(IterSubsetInner::Full(iter)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:723:25 [INFO] [stdout] | [INFO] [stdout] 723 | / self.0.insert(IterSubsetInner::Partial { [INFO] [stdout] 724 | | before: None, [INFO] [stdout] 725 | | iter, [INFO] [stdout] 726 | | range, [INFO] [stdout] 727 | | }); [INFO] [stdout] | |__________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 723 | let _ = self.0.insert(IterSubsetInner::Partial { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:746:25 [INFO] [stdout] | [INFO] [stdout] 746 | / self.0.insert(IterSubsetInner::Partial { [INFO] [stdout] 747 | | before: None, [INFO] [stdout] 748 | | iter, [INFO] [stdout] 749 | | range, [INFO] [stdout] 750 | | }); [INFO] [stdout] | |__________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 746 | let _ = self.0.insert(IterSubsetInner::Partial { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:781:13 [INFO] [stdout] | [INFO] [stdout] 781 | self.prev.insert(next); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 781 | let _ = self.prev.insert(next); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:834:21 [INFO] [stdout] | [INFO] [stdout] 834 | self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 834 | let _ = self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/map/iterators.rs:845:21 [INFO] [stdout] | [INFO] [stdout] 845 | self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 845 | let _ = self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/difference.rs:168:29 [INFO] [stdout] | [INFO] [stdout] 168 | ... prev_other.insert(other); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 168 | let _ = prev_other.insert(other); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/difference.rs:188:33 [INFO] [stdout] | [INFO] [stdout] 188 | ... prev_other.insert(other); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 188 | let _ = prev_other.insert(other); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/difference.rs:203:33 [INFO] [stdout] | [INFO] [stdout] 203 | ... prev_other.insert(other); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 203 | let _ = prev_other.insert(other); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/difference.rs:225:33 [INFO] [stdout] | [INFO] [stdout] 225 | / ... prev_self.insert(Segment { [INFO] [stdout] 226 | | ... start: other.borrow_bound_after().unwrap(), [INFO] [stdout] 227 | | ... end: core::mem::replace( [INFO] [stdout] 228 | | ... &mut range.end, [INFO] [stdout] 229 | | ... other.borrow_bound_before().unwrap(), [INFO] [stdout] 230 | | ... ), [INFO] [stdout] 231 | | ... }); [INFO] [stdout] | |________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 225 | let _ = prev_self.insert(Segment { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:126:21 [INFO] [stdout] | [INFO] [stdout] 126 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 126 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:138:21 [INFO] [stdout] | [INFO] [stdout] 138 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 138 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:146:21 [INFO] [stdout] | [INFO] [stdout] 146 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 146 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:157:21 [INFO] [stdout] | [INFO] [stdout] 157 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 157 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:165:21 [INFO] [stdout] | [INFO] [stdout] 165 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 165 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/intersection.rs:178:21 [INFO] [stdout] | [INFO] [stdout] 178 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 178 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 128 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:134:17 [INFO] [stdout] | [INFO] [stdout] 134 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 134 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:150:21 [INFO] [stdout] | [INFO] [stdout] 150 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 150 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:165:21 [INFO] [stdout] | [INFO] [stdout] 165 | / self.prev_a.insert(Segment { [INFO] [stdout] 166 | | start: next_b.borrow_bound_after().unwrap(), [INFO] [stdout] 167 | | end: next_a.end, [INFO] [stdout] 168 | | }); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 165 | let _ = self.prev_a.insert(Segment { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:220:21 [INFO] [stdout] | [INFO] [stdout] 220 | / self.prev_b.insert(Segment { [INFO] [stdout] 221 | | start: next_a.borrow_bound_after().unwrap(), [INFO] [stdout] 222 | | end: next_b.end, [INFO] [stdout] 223 | | }); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 220 | let _ = self.prev_b.insert(Segment { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/symmetric_difference.rs:245:21 [INFO] [stdout] | [INFO] [stdout] 245 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 245 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/union.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | self.prev_b.insert(next_b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 98 | let _ = self.prev_b.insert(next_b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/union.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | self.prev_a.insert(next_a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 104 | let _ = self.prev_a.insert(next_a); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/union.rs:126:21 [INFO] [stdout] | [INFO] [stdout] 126 | self.prev_a.insert(r); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 126 | let _ = self.prev_a.insert(r); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::insert` that must be used [INFO] [stdout] --> src/set/ops/union.rs:142:21 [INFO] [stdout] | [INFO] [stdout] 142 | self.prev_b.insert(r); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 142 | let _ = self.prev_b.insert(r); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 11.37s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "7e8ca93391088150cfc28285d37184693e774903be1cef6e0882c21a68140fb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e8ca93391088150cfc28285d37184693e774903be1cef6e0882c21a68140fb4", kill_on_drop: false }` [INFO] [stdout] 7e8ca93391088150cfc28285d37184693e774903be1cef6e0882c21a68140fb4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 1014906c59de13c8fa9efc91d470a3bc6f9de4299dc2dd2c32e293f4c54c5e80 [INFO] running `Command { std: "docker" "start" "-a" "1014906c59de13c8fa9efc91d470a3bc6f9de4299dc2dd2c32e293f4c54c5e80", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/map/iterators.rs:701:21 [INFO] [stderr] | [INFO] [stderr] 701 | self.0.insert(IterSubsetInner::Full(iter)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 701 | let _ = self.0.insert(IterSubsetInner::Full(iter)); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/map/iterators.rs:723:25 [INFO] [stderr] | [INFO] [stderr] 723 | / self.0.insert(IterSubsetInner::Partial { [INFO] [stderr] 724 | | before: None, [INFO] [stderr] 725 | | iter, [INFO] [stderr] 726 | | range, [INFO] [stderr] 727 | | }); [INFO] [stderr] | |__________________________^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 723 | let _ = self.0.insert(IterSubsetInner::Partial { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/map/iterators.rs:746:25 [INFO] [stderr] | [INFO] [stderr] 746 | / self.0.insert(IterSubsetInner::Partial { [INFO] [stderr] 747 | | before: None, [INFO] [stderr] 748 | | iter, [INFO] [stderr] 749 | | range, [INFO] [stderr] 750 | | }); [INFO] [stderr] | |__________________________^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 746 | let _ = self.0.insert(IterSubsetInner::Partial { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/map/iterators.rs:781:13 [INFO] [stderr] | [INFO] [stderr] 781 | self.prev.insert(next); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 781 | let _ = self.prev.insert(next); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/map/iterators.rs:834:21 [INFO] [stderr] | [INFO] [stderr] 834 | self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 834 | let _ = self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/map/iterators.rs:845:21 [INFO] [stderr] | [INFO] [stderr] 845 | self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 845 | let _ = self.0.insert(ComplementInner::Gaps(gaps)); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/difference.rs:168:29 [INFO] [stderr] | [INFO] [stderr] 168 | ... prev_other.insert(other); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 168 | let _ = prev_other.insert(other); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/difference.rs:188:33 [INFO] [stderr] | [INFO] [stderr] 188 | ... prev_other.insert(other); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 188 | let _ = prev_other.insert(other); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/difference.rs:203:33 [INFO] [stderr] | [INFO] [stderr] 203 | ... prev_other.insert(other); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 203 | let _ = prev_other.insert(other); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/difference.rs:225:33 [INFO] [stderr] | [INFO] [stderr] 225 | / ... prev_self.insert(Segment { [INFO] [stderr] 226 | | ... start: other.borrow_bound_after().unwrap(), [INFO] [stderr] 227 | | ... end: core::mem::replace( [INFO] [stderr] 228 | | ... &mut range.end, [INFO] [stderr] 229 | | ... other.borrow_bound_before().unwrap(), [INFO] [stderr] 230 | | ... ), [INFO] [stderr] 231 | | ... }); [INFO] [stderr] | |________________________^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 225 | let _ = prev_self.insert(Segment { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/intersection.rs:126:21 [INFO] [stderr] | [INFO] [stderr] 126 | self.prev_b.insert(next_b); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 126 | let _ = self.prev_b.insert(next_b); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/intersection.rs:138:21 [INFO] [stderr] | [INFO] [stderr] 138 | self.prev_a.insert(next_a); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 138 | let _ = self.prev_a.insert(next_a); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/intersection.rs:146:21 [INFO] [stderr] | [INFO] [stderr] 146 | self.prev_b.insert(next_b); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 146 | let _ = self.prev_b.insert(next_b); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/intersection.rs:157:21 [INFO] [stderr] | [INFO] [stderr] 157 | self.prev_a.insert(next_a); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 157 | let _ = self.prev_a.insert(next_a); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/intersection.rs:165:21 [INFO] [stderr] | [INFO] [stderr] 165 | self.prev_b.insert(next_b); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 165 | let _ = self.prev_b.insert(next_b); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/intersection.rs:178:21 [INFO] [stderr] | [INFO] [stderr] 178 | self.prev_a.insert(next_a); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 178 | let _ = self.prev_a.insert(next_a); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/symmetric_difference.rs:128:17 [INFO] [stderr] | [INFO] [stderr] 128 | self.prev_b.insert(next_b); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 128 | let _ = self.prev_b.insert(next_b); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/symmetric_difference.rs:134:17 [INFO] [stderr] | [INFO] [stderr] 134 | self.prev_a.insert(next_a); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 134 | let _ = self.prev_a.insert(next_a); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/symmetric_difference.rs:150:21 [INFO] [stderr] | [INFO] [stderr] 150 | self.prev_b.insert(next_b); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 150 | let _ = self.prev_b.insert(next_b); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/symmetric_difference.rs:165:21 [INFO] [stderr] | [INFO] [stderr] 165 | / self.prev_a.insert(Segment { [INFO] [stderr] 166 | | start: next_b.borrow_bound_after().unwrap(), [INFO] [stderr] 167 | | end: next_a.end, [INFO] [stderr] 168 | | }); [INFO] [stderr] | |______________________^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 165 | let _ = self.prev_a.insert(Segment { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/symmetric_difference.rs:220:21 [INFO] [stderr] | [INFO] [stderr] 220 | / self.prev_b.insert(Segment { [INFO] [stderr] 221 | | start: next_a.borrow_bound_after().unwrap(), [INFO] [stderr] 222 | | end: next_b.end, [INFO] [stderr] 223 | | }); [INFO] [stderr] | |______________________^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 220 | let _ = self.prev_b.insert(Segment { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/symmetric_difference.rs:245:21 [INFO] [stderr] | [INFO] [stderr] 245 | self.prev_a.insert(next_a); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 245 | let _ = self.prev_a.insert(next_a); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/union.rs:98:13 [INFO] [stderr] | [INFO] [stderr] 98 | self.prev_b.insert(next_b); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 98 | let _ = self.prev_b.insert(next_b); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/union.rs:104:13 [INFO] [stderr] | [INFO] [stderr] 104 | self.prev_a.insert(next_a); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 104 | let _ = self.prev_a.insert(next_a); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/union.rs:126:21 [INFO] [stderr] | [INFO] [stderr] 126 | self.prev_a.insert(r); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 126 | let _ = self.prev_a.insert(r); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Option::::insert` that must be used [INFO] [stderr] --> src/set/ops/union.rs:142:21 [INFO] [stderr] | [INFO] [stderr] 142 | self.prev_b.insert(r); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to set a value, consider assignment instead [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 142 | let _ = self.prev_b.insert(r); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `segmap` (lib) generated 26 warnings [INFO] [stderr] warning: `segmap` (lib test) generated 26 warnings (26 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/segmap-0a25ace6de491631) [INFO] [stdout] [INFO] [stdout] running 27 tests [INFO] [stdout] test map::tests::empty_map_is_empty ... ok [INFO] [stdout] test map::tests::get ... ok [INFO] [stdout] test map::tests::get_key_value ... ok [INFO] [stdout] test map::tests::insert_into_empty_map ... ok [INFO] [stdout] test map::tests::map_debug_repr_looks_right ... ok [INFO] [stdout] test map::tests::new_different_value_immediately_following_stored ... ok [INFO] [stdout] test map::tests::new_different_value_immediately_preceding_stored ... ok [INFO] [stdout] test map::tests::new_different_value_overlapping_end_of_stored ... ok [INFO] [stdout] test map::tests::new_different_value_wholly_inside_stored ... ok [INFO] [stdout] test map::tests::new_same_value_immediately_following_stored ... ok [INFO] [stdout] test map::tests::new_same_value_immediately_preceding_stored ... ok [INFO] [stdout] test map::tests::new_same_value_overlapping_end_of_stored ... ok [INFO] [stdout] test map::tests::new_same_value_wholly_inside_stored ... ok [INFO] [stdout] test map::tests::remove_exactly_stored ... ok [INFO] [stdout] test map::tests::remove_from_empty_map ... ok [INFO] [stdout] test map::tests::remove_middle_of_stored ... ok [INFO] [stdout] test map::tests::remove_non_covered_range_after_stored ... ok [INFO] [stdout] test map::tests::remove_non_covered_range_before_stored ... ok [INFO] [stdout] test map::tests::remove_overlapping_end_of_stored ... ok [INFO] [stdout] test map::tests::remove_overlapping_start_of_stored ... ok [INFO] [stdout] test map::tests::remove_superset_of_stored ... ok [INFO] [stdout] test map::tests::replace_at_end_of_existing_range_should_coalesce ... ok [INFO] [stdout] test set::tests::empty_set_is_empty ... ok [INFO] [stdout] test set::tests::insert_into_empty_map ... ok [INFO] [stdout] test set::tests::remove_partially_overlapping ... ok [INFO] [stdout] test set::tests::set_debug_repr_looks_right ... ok [INFO] [stdout] test map::tests::lots_of_interesting_ranges ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1014906c59de13c8fa9efc91d470a3bc6f9de4299dc2dd2c32e293f4c54c5e80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1014906c59de13c8fa9efc91d470a3bc6f9de4299dc2dd2c32e293f4c54c5e80", kill_on_drop: false }` [INFO] [stdout] 1014906c59de13c8fa9efc91d470a3bc6f9de4299dc2dd2c32e293f4c54c5e80