[INFO] fetching crate detexify-c 0.4.0... [INFO] testing detexify-c-0.4.0 against 1.90.0 for beta-1.91-3 [INFO] extracting crate detexify-c 0.4.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate detexify-c 0.4.0 [INFO] finished tweaking crates.io crate detexify-c 0.4.0 [INFO] tweaked toml for crates.io crate detexify-c 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate detexify-c 0.4.0 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 73 packages to latest compatible versions [INFO] [stderr] Adding cbindgen v0.18.0 (available: v0.29.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tuple v0.4.2 [INFO] [stderr] Downloaded base32 v0.4.0 [INFO] [stderr] Downloaded cbindgen v0.18.0 [INFO] [stderr] Downloaded detexify v0.4.0 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a998557e11c000f9c8460b890d56f223ecd699c39ee9ff21f03cd49e43b2cc76 [INFO] running `Command { std: "docker" "start" "-a" "a998557e11c000f9c8460b890d56f223ecd699c39ee9ff21f03cd49e43b2cc76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a998557e11c000f9c8460b890d56f223ecd699c39ee9ff21f03cd49e43b2cc76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a998557e11c000f9c8460b890d56f223ecd699c39ee9ff21f03cd49e43b2cc76", kill_on_drop: false }` [INFO] [stdout] a998557e11c000f9c8460b890d56f223ecd699c39ee9ff21f03cd49e43b2cc76 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f6564baa028474f97e64e412e2c504b4813d12eccf4d35ca7fad1d9a3e28858 [INFO] running `Command { std: "docker" "start" "-a" "8f6564baa028474f97e64e412e2c504b4813d12eccf4d35ca7fad1d9a3e28858", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling linked-hash-map v0.5.6 [INFO] [stderr] Compiling base32 v0.4.0 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling phf v0.8.0 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling detexify v0.4.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling tuple v0.4.2 [INFO] [stderr] Compiling detexify-c v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lib.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | Box::from_raw(classifier); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 72 | let _ = Box::from_raw(classifier); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/lib.rs:100:5 [INFO] [stdout] | [INFO] [stdout] 100 | (*scores).scores.get_unchecked(i).score [INFO] [stdout] | ^^------^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut Scores` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[Score]` [INFO] [stdout] --> src/lib.rs:100:5 [INFO] [stdout] | [INFO] [stdout] 100 | (*scores).scores.get_unchecked(i).score [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] note: method calls to `get_unchecked` require a reference [INFO] [stdout] --> /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/slice/mod.rs:637:5 [INFO] [stdout] = note: `#[warn(dangerous_implicit_autorefs)]` on by default [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 100 | (&(*scores).scores).get_unchecked(i).score [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/lib.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | match Symbol::from_id(&(*scores).scores[i].id) { [INFO] [stdout] | ^^------^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut Scores` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec` [INFO] [stdout] --> src/lib.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | match Symbol::from_id(&(*scores).scores[i].id) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 106 | match Symbol::from_id(&(&(*scores).scores)[i].id) { [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lib.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 115 | Box::from_raw(scores); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 115 | let _ = Box::from_raw(scores); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lib.rs:181:5 [INFO] [stdout] | [INFO] [stdout] 181 | Box::from_raw(symbol); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 181 | let _ = Box::from_raw(symbol); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.03s [INFO] running `Command { std: "docker" "inspect" "8f6564baa028474f97e64e412e2c504b4813d12eccf4d35ca7fad1d9a3e28858", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f6564baa028474f97e64e412e2c504b4813d12eccf4d35ca7fad1d9a3e28858", kill_on_drop: false }` [INFO] [stdout] 8f6564baa028474f97e64e412e2c504b4813d12eccf4d35ca7fad1d9a3e28858 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5e0dbe702f76cf856393a78e7cfc48bcfa8fdf4977017f8ae8e8ef0d921e8ac [INFO] running `Command { std: "docker" "start" "-a" "e5e0dbe702f76cf856393a78e7cfc48bcfa8fdf4977017f8ae8e8ef0d921e8ac", kill_on_drop: false }` [INFO] [stderr] Compiling detexify-c v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lib.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | Box::from_raw(classifier); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 72 | let _ = Box::from_raw(classifier); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/lib.rs:100:5 [INFO] [stdout] | [INFO] [stdout] 100 | (*scores).scores.get_unchecked(i).score [INFO] [stdout] | ^^------^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut Scores` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[Score]` [INFO] [stdout] --> src/lib.rs:100:5 [INFO] [stdout] | [INFO] [stdout] 100 | (*scores).scores.get_unchecked(i).score [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] note: method calls to `get_unchecked` require a reference [INFO] [stdout] --> /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/slice/mod.rs:637:5 [INFO] [stdout] = note: `#[warn(dangerous_implicit_autorefs)]` on by default [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 100 | (&(*scores).scores).get_unchecked(i).score [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/lib.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | match Symbol::from_id(&(*scores).scores[i].id) { [INFO] [stdout] | ^^------^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut Scores` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec` [INFO] [stdout] --> src/lib.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | match Symbol::from_id(&(*scores).scores[i].id) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 106 | match Symbol::from_id(&(&(*scores).scores)[i].id) { [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lib.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 115 | Box::from_raw(scores); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 115 | let _ = Box::from_raw(scores); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lib.rs:181:5 [INFO] [stdout] | [INFO] [stdout] 181 | Box::from_raw(symbol); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 181 | let _ = Box::from_raw(symbol); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "e5e0dbe702f76cf856393a78e7cfc48bcfa8fdf4977017f8ae8e8ef0d921e8ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5e0dbe702f76cf856393a78e7cfc48bcfa8fdf4977017f8ae8e8ef0d921e8ac", kill_on_drop: false }` [INFO] [stdout] e5e0dbe702f76cf856393a78e7cfc48bcfa8fdf4977017f8ae8e8ef0d921e8ac [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 35bfedfd623e53ab7168d527798768bfe822d0a1f98a7f7c31bf66463f7cd30d [INFO] running `Command { std: "docker" "start" "-a" "35bfedfd623e53ab7168d527798768bfe822d0a1f98a7f7c31bf66463f7cd30d", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stderr] --> src/lib.rs:72:5 [INFO] [stderr] | [INFO] [stderr] 72 | Box::from_raw(classifier); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 72 | let _ = Box::from_raw(classifier); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stderr] --> src/lib.rs:100:5 [INFO] [stderr] | [INFO] [stderr] 100 | (*scores).scores.get_unchecked(i).score [INFO] [stderr] | ^^------^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this raw pointer has type `*mut Scores` [INFO] [stderr] | [INFO] [stderr] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&[Score]` [INFO] [stderr] --> src/lib.rs:100:5 [INFO] [stderr] | [INFO] [stderr] 100 | (*scores).scores.get_unchecked(i).score [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] note: method calls to `get_unchecked` require a reference [INFO] [stderr] --> /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/slice/mod.rs:637:5 [INFO] [stderr] = note: `#[warn(dangerous_implicit_autorefs)]` on by default [INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stderr] | [INFO] [stderr] 100 | (&(*scores).scores).get_unchecked(i).score [INFO] [stderr] | ++ + [INFO] [stderr] [INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stderr] --> src/lib.rs:106:28 [INFO] [stderr] | [INFO] [stderr] 106 | match Symbol::from_id(&(*scores).scores[i].id) { [INFO] [stderr] | ^^------^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this raw pointer has type `*mut Scores` [INFO] [stderr] | [INFO] [stderr] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&Vec` [INFO] [stderr] --> src/lib.rs:106:28 [INFO] [stderr] | [INFO] [stderr] 106 | match Symbol::from_id(&(*scores).scores[i].id) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stderr] | [INFO] [stderr] 106 | match Symbol::from_id(&(&(*scores).scores)[i].id) { [INFO] [stderr] | ++ + [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stderr] --> src/lib.rs:115:5 [INFO] [stderr] | [INFO] [stderr] 115 | Box::from_raw(scores); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 115 | let _ = Box::from_raw(scores); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stderr] --> src/lib.rs:181:5 [INFO] [stderr] | [INFO] [stderr] 181 | Box::from_raw(symbol); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 181 | let _ = Box::from_raw(symbol); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `detexify-c` (lib test) generated 5 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/detexify-3a1929b20ee14f93) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "35bfedfd623e53ab7168d527798768bfe822d0a1f98a7f7c31bf66463f7cd30d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35bfedfd623e53ab7168d527798768bfe822d0a1f98a7f7c31bf66463f7cd30d", kill_on_drop: false }` [INFO] [stdout] 35bfedfd623e53ab7168d527798768bfe822d0a1f98a7f7c31bf66463f7cd30d