[INFO] fetching crate mvutils 1.4.4... [INFO] testing mvutils-1.4.4 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate mvutils 1.4.4 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate mvutils 1.4.4 [INFO] finished tweaking crates.io crate mvutils 1.4.4 [INFO] tweaked toml for crates.io crate mvutils 1.4.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mvutils 1.4.4 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 mvutils 1.4.4 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 ... [INFO] [stderr] Downloaded mvutils-proc-macro v1.1.2 [INFO] [stderr] Downloaded bytebuffer v2.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e442dd0419f9233cf048e341ea5828ce53a07601d0e147384bca9749814eaa6e [INFO] running `Command { std: "docker" "start" "-a" "e442dd0419f9233cf048e341ea5828ce53a07601d0e147384bca9749814eaa6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e442dd0419f9233cf048e341ea5828ce53a07601d0e147384bca9749814eaa6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e442dd0419f9233cf048e341ea5828ce53a07601d0e147384bca9749814eaa6e", kill_on_drop: false }` [INFO] [stdout] e442dd0419f9233cf048e341ea5828ce53a07601d0e147384bca9749814eaa6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 45d58a862073b81db01f282da027270d14815099bad8b14df5d3fa84d04a1e29 [INFO] running `Command { std: "docker" "start" "-a" "45d58a862073b81db01f282da027270d14815099bad8b14df5d3fa84d04a1e29", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.89 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling libc v0.2.161 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling foldhash v0.1.3 [INFO] [stderr] Compiling bytebuffer v2.3.0 [INFO] [stderr] Compiling hashbrown v0.15.0 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling parking_lot v0.12.3 [INFO] [stderr] Compiling syn v2.0.85 [INFO] [stderr] Compiling mvutils-proc-macro v1.1.2 [INFO] [stderr] Compiling mvutils v1.4.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `bytes` [INFO] [stdout] --> src/hashers.rs:137:25 [INFO] [stdout] | [INFO] [stdout] 137 | fn write(&mut self, bytes: &[u8]) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `rwlock_guard` is never read [INFO] [stdout] --> src/state.rs:201:5 [INFO] [stdout] | [INFO] [stdout] 199 | pub struct MappedStateReadGuard<'a, T, U> { [INFO] [stdout] | -------------------- field in this struct [INFO] [stdout] 200 | mapped: U, [INFO] [stdout] 201 | rwlock_guard: RwLockReadGuard<'a, T> [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/utils.rs:627:30 [INFO] [stdout] | [INFO] [stdout] 627 | let bits: u64 = unsafe { std::mem::transmute(val) }; [INFO] [stdout] | -------------------^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::to_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utils.rs:738:23 [INFO] [stdout] | [INFO] [stdout] 738 | fn read_unchecked(&self) -> RwLockReadGuard; [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 738 | fn read_unchecked(&self) -> RwLockReadGuard<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utils.rs:739:24 [INFO] [stdout] | [INFO] [stdout] 739 | fn write_unchecked(&self) -> RwLockWriteGuard; [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 739 | fn write_unchecked(&self) -> RwLockWriteGuard<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utils.rs:743:23 [INFO] [stdout] | [INFO] [stdout] 743 | fn read_unchecked(&self) -> RwLockReadGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 743 | fn read_unchecked(&self) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utils.rs:747:24 [INFO] [stdout] | [INFO] [stdout] 747 | fn write_unchecked(&self) -> RwLockWriteGuard { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 747 | fn write_unchecked(&self) -> RwLockWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/state.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn read(&self) -> RwLockReadGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 19 | pub fn read(&self) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/state.rs:23:18 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn write(&self) -> StateWriteGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 23 | pub fn write(&self) -> StateWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/state.rs:167:18 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn write(&self) -> StateWriteGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 167 | pub fn write(&self) -> StateWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.98s [INFO] running `Command { std: "docker" "inspect" "45d58a862073b81db01f282da027270d14815099bad8b14df5d3fa84d04a1e29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45d58a862073b81db01f282da027270d14815099bad8b14df5d3fa84d04a1e29", kill_on_drop: false }` [INFO] [stdout] 45d58a862073b81db01f282da027270d14815099bad8b14df5d3fa84d04a1e29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 538dd3539d59eb8ea132a05f5d8bb1b84c37d829794fd95de6c75dd5f0a00d6f [INFO] running `Command { std: "docker" "start" "-a" "538dd3539d59eb8ea132a05f5d8bb1b84c37d829794fd95de6c75dd5f0a00d6f", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `bytes` [INFO] [stdout] --> src/hashers.rs:137:25 [INFO] [stdout] | [INFO] [stdout] 137 | fn write(&mut self, bytes: &[u8]) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `rwlock_guard` is never read [INFO] [stdout] --> src/state.rs:201:5 [INFO] [stdout] | [INFO] [stdout] 199 | pub struct MappedStateReadGuard<'a, T, U> { [INFO] [stdout] | -------------------- field in this struct [INFO] [stdout] 200 | mapped: U, [INFO] [stdout] 201 | rwlock_guard: RwLockReadGuard<'a, T> [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/utils.rs:627:30 [INFO] [stdout] | [INFO] [stdout] 627 | let bits: u64 = unsafe { std::mem::transmute(val) }; [INFO] [stdout] | -------------------^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::to_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utils.rs:738:23 [INFO] [stdout] | [INFO] [stdout] 738 | fn read_unchecked(&self) -> RwLockReadGuard; [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 738 | fn read_unchecked(&self) -> RwLockReadGuard<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utils.rs:739:24 [INFO] [stdout] | [INFO] [stdout] 739 | fn write_unchecked(&self) -> RwLockWriteGuard; [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 739 | fn write_unchecked(&self) -> RwLockWriteGuard<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utils.rs:743:23 [INFO] [stdout] | [INFO] [stdout] 743 | fn read_unchecked(&self) -> RwLockReadGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 743 | fn read_unchecked(&self) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utils.rs:747:24 [INFO] [stdout] | [INFO] [stdout] 747 | fn write_unchecked(&self) -> RwLockWriteGuard { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 747 | fn write_unchecked(&self) -> RwLockWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/state.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn read(&self) -> RwLockReadGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 19 | pub fn read(&self) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/state.rs:23:18 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn write(&self) -> StateWriteGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 23 | pub fn write(&self) -> StateWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/state.rs:167:18 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn write(&self) -> StateWriteGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 167 | pub fn write(&self) -> StateWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling mvutils v1.4.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `bytes` [INFO] [stdout] --> src/hashers.rs:137:25 [INFO] [stdout] | [INFO] [stdout] 137 | fn write(&mut self, bytes: &[u8]) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `rwlock_guard` is never read [INFO] [stdout] --> src/state.rs:201:5 [INFO] [stdout] | [INFO] [stdout] 199 | pub struct MappedStateReadGuard<'a, T, U> { [INFO] [stdout] | -------------------- field in this struct [INFO] [stdout] 200 | mapped: U, [INFO] [stdout] 201 | rwlock_guard: RwLockReadGuard<'a, T> [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/utils.rs:627:30 [INFO] [stdout] | [INFO] [stdout] 627 | let bits: u64 = unsafe { std::mem::transmute(val) }; [INFO] [stdout] | -------------------^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::to_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utils.rs:738:23 [INFO] [stdout] | [INFO] [stdout] 738 | fn read_unchecked(&self) -> RwLockReadGuard; [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 738 | fn read_unchecked(&self) -> RwLockReadGuard<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utils.rs:739:24 [INFO] [stdout] | [INFO] [stdout] 739 | fn write_unchecked(&self) -> RwLockWriteGuard; [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 739 | fn write_unchecked(&self) -> RwLockWriteGuard<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utils.rs:743:23 [INFO] [stdout] | [INFO] [stdout] 743 | fn read_unchecked(&self) -> RwLockReadGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 743 | fn read_unchecked(&self) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/utils.rs:747:24 [INFO] [stdout] | [INFO] [stdout] 747 | fn write_unchecked(&self) -> RwLockWriteGuard { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 747 | fn write_unchecked(&self) -> RwLockWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/state.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn read(&self) -> RwLockReadGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 19 | pub fn read(&self) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/state.rs:23:18 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn write(&self) -> StateWriteGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 23 | pub fn write(&self) -> StateWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/state.rs:167:18 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn write(&self) -> StateWriteGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 167 | pub fn write(&self) -> StateWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.59s [INFO] running `Command { std: "docker" "inspect" "538dd3539d59eb8ea132a05f5d8bb1b84c37d829794fd95de6c75dd5f0a00d6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "538dd3539d59eb8ea132a05f5d8bb1b84c37d829794fd95de6c75dd5f0a00d6f", kill_on_drop: false }` [INFO] [stdout] 538dd3539d59eb8ea132a05f5d8bb1b84c37d829794fd95de6c75dd5f0a00d6f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fde7d233671b76e2da296bc6171c68a2a7897e64f07bc3486b335b1688c4cd20 [INFO] running `Command { std: "docker" "start" "-a" "fde7d233671b76e2da296bc6171c68a2a7897e64f07bc3486b335b1688c4cd20", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `bytes` [INFO] [stderr] --> src/hashers.rs:137:25 [INFO] [stderr] | [INFO] [stderr] 137 | fn write(&mut self, bytes: &[u8]) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field `rwlock_guard` is never read [INFO] [stderr] --> src/state.rs:201:5 [INFO] [stderr] | [INFO] [stderr] 199 | pub struct MappedStateReadGuard<'a, T, U> { [INFO] [stderr] | -------------------- field in this struct [INFO] [stderr] 200 | mapped: U, [INFO] [stderr] 201 | rwlock_guard: RwLockReadGuard<'a, T> [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary transmute [INFO] [stderr] --> src/utils.rs:627:30 [INFO] [stderr] | [INFO] [stderr] 627 | let bits: u64 = unsafe { std::mem::transmute(val) }; [INFO] [stderr] | -------------------^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: replace this with: `f64::to_bits` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/utils.rs:738:23 [INFO] [stderr] | [INFO] [stderr] 738 | fn read_unchecked(&self) -> RwLockReadGuard; [INFO] [stderr] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 738 | fn read_unchecked(&self) -> RwLockReadGuard<'_, T>; [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/utils.rs:739:24 [INFO] [stderr] | [INFO] [stderr] 739 | fn write_unchecked(&self) -> RwLockWriteGuard; [INFO] [stderr] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 739 | fn write_unchecked(&self) -> RwLockWriteGuard<'_, T>; [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/utils.rs:743:23 [INFO] [stderr] | [INFO] [stderr] 743 | fn read_unchecked(&self) -> RwLockReadGuard { [INFO] [stderr] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 743 | fn read_unchecked(&self) -> RwLockReadGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/utils.rs:747:24 [INFO] [stderr] | [INFO] [stderr] 747 | fn write_unchecked(&self) -> RwLockWriteGuard { [INFO] [stderr] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 747 | fn write_unchecked(&self) -> RwLockWriteGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/state.rs:19:17 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn read(&self) -> RwLockReadGuard { [INFO] [stderr] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 19 | pub fn read(&self) -> RwLockReadGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/state.rs:23:18 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn write(&self) -> StateWriteGuard { [INFO] [stderr] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 23 | pub fn write(&self) -> StateWriteGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/state.rs:167:18 [INFO] [stderr] | [INFO] [stderr] 167 | pub fn write(&self) -> StateWriteGuard { [INFO] [stderr] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 167 | pub fn write(&self) -> StateWriteGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `mvutils` (lib) generated 10 warnings (run `cargo fix --lib -p mvutils` to apply 8 suggestions) [INFO] [stderr] warning: `mvutils` (lib test) generated 10 warnings (10 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mvutils-bcf7c3158cebab35) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test tests::test_array ... ok [INFO] [stdout] test tests::test_derive_savable ... ok [INFO] [stdout] test tests::test_short_string ... ok [INFO] [stdout] test tests::test_try_from_string ... ok [INFO] [stdout] test tests::test_bytebuffer_features ... ok [INFO] [stdout] test tests::test_saving_time ... ok [INFO] [stdout] test tests::test_state ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fde7d233671b76e2da296bc6171c68a2a7897e64f07bc3486b335b1688c4cd20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fde7d233671b76e2da296bc6171c68a2a7897e64f07bc3486b335b1688c4cd20", kill_on_drop: false }` [INFO] [stdout] fde7d233671b76e2da296bc6171c68a2a7897e64f07bc3486b335b1688c4cd20