[INFO] cloning repository https://github.com/unacowa/vecmap [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/unacowa/vecmap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funacowa%2Fvecmap", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funacowa%2Fvecmap'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4ae3222c7f40e779c5bae3f970161eea5ab68d75 [INFO] checking unacowa/vecmap against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funacowa%2Fvecmap" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/unacowa/vecmap on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/unacowa/vecmap [INFO] finished tweaking git repo https://github.com/unacowa/vecmap [INFO] tweaked toml for git repo https://github.com/unacowa/vecmap written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/unacowa/vecmap 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3e66431ca81bfe79548b1315ebcfbf404261ae20a23de94a171c7864f8ad332f [INFO] running `Command { std: "docker" "start" "-a" "3e66431ca81bfe79548b1315ebcfbf404261ae20a23de94a171c7864f8ad332f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3e66431ca81bfe79548b1315ebcfbf404261ae20a23de94a171c7864f8ad332f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e66431ca81bfe79548b1315ebcfbf404261ae20a23de94a171c7864f8ad332f", kill_on_drop: false }` [INFO] [stdout] 3e66431ca81bfe79548b1315ebcfbf404261ae20a23de94a171c7864f8ad332f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13f3905aa8f5c5bfc363b92062f5c5ac83d48491aca3b00bdae2e762d9a0beec [INFO] running `Command { std: "docker" "start" "-a" "13f3905aa8f5c5bfc363b92062f5c5ac83d48491aca3b00bdae2e762d9a0beec", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.10 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.9 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking either v1.7.0 [INFO] [stderr] Checking crossbeam-channel v0.5.5 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking vecmap v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:196:2 [INFO] [stdout] | [INFO] [stdout] 196 | drop(&mut self.guard); [INFO] [stdout] | ^^^^^---------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parking_lot::lock_api::RwLockReadGuard<'_, parking_lot::RawRwLock, usize>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:222:2 [INFO] [stdout] | [INFO] [stdout] 222 | drop(&mut self.guard); [INFO] [stdout] | ^^^^^---------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parking_lot::lock_api::RwLockWriteGuard<'_, parking_lot::RawRwLock, usize>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:196:2 [INFO] [stdout] | [INFO] [stdout] 196 | drop(&mut self.guard); [INFO] [stdout] | ^^^^^---------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parking_lot::lock_api::RwLockReadGuard<'_, parking_lot::RawRwLock, usize>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:222:2 [INFO] [stdout] | [INFO] [stdout] 222 | drop(&mut self.guard); [INFO] [stdout] | ^^^^^---------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parking_lot::lock_api::RwLockWriteGuard<'_, parking_lot::RawRwLock, usize>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.60s [INFO] running `Command { std: "docker" "inspect" "13f3905aa8f5c5bfc363b92062f5c5ac83d48491aca3b00bdae2e762d9a0beec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13f3905aa8f5c5bfc363b92062f5c5ac83d48491aca3b00bdae2e762d9a0beec", kill_on_drop: false }` [INFO] [stdout] 13f3905aa8f5c5bfc363b92062f5c5ac83d48491aca3b00bdae2e762d9a0beec [INFO] checking unacowa/vecmap against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funacowa%2Fvecmap" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/unacowa/vecmap on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/unacowa/vecmap [INFO] finished tweaking git repo https://github.com/unacowa/vecmap [INFO] tweaked toml for git repo https://github.com/unacowa/vecmap written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/unacowa/vecmap 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ca31ccf617abac2fb75c90573e237d6a0c994bf8b03729a5b0ca9617e0f2af62 [INFO] running `Command { std: "docker" "start" "-a" "ca31ccf617abac2fb75c90573e237d6a0c994bf8b03729a5b0ca9617e0f2af62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ca31ccf617abac2fb75c90573e237d6a0c994bf8b03729a5b0ca9617e0f2af62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca31ccf617abac2fb75c90573e237d6a0c994bf8b03729a5b0ca9617e0f2af62", kill_on_drop: false }` [INFO] [stdout] ca31ccf617abac2fb75c90573e237d6a0c994bf8b03729a5b0ca9617e0f2af62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6034f23aa7e0bbfbfa30f5d46599842fa1a44892f719770856ddc3c831a907e2 [INFO] running `Command { std: "docker" "start" "-a" "6034f23aa7e0bbfbfa30f5d46599842fa1a44892f719770856ddc3c831a907e2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling crossbeam-utils v0.8.10 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.9 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking either v1.7.0 [INFO] [stderr] Checking crossbeam-channel v0.5.5 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking vecmap v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:196:2 [INFO] [stdout] | [INFO] [stdout] 196 | drop(&mut self.guard); [INFO] [stdout] | ^^^^^---------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parking_lot::lock_api::RwLockReadGuard<'_, parking_lot::RawRwLock, usize>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:222:2 [INFO] [stdout] | [INFO] [stdout] 222 | drop(&mut self.guard); [INFO] [stdout] | ^^^^^---------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parking_lot::lock_api::RwLockWriteGuard<'_, parking_lot::RawRwLock, usize>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:196:2 [INFO] [stdout] | [INFO] [stdout] 196 | drop(&mut self.guard); [INFO] [stdout] | ^^^^^---------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parking_lot::lock_api::RwLockReadGuard<'_, parking_lot::RawRwLock, usize>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:222:2 [INFO] [stdout] | [INFO] [stdout] 222 | drop(&mut self.guard); [INFO] [stdout] | ^^^^^---------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parking_lot::lock_api::RwLockWriteGuard<'_, parking_lot::RawRwLock, usize>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.20s [INFO] running `Command { std: "docker" "inspect" "6034f23aa7e0bbfbfa30f5d46599842fa1a44892f719770856ddc3c831a907e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6034f23aa7e0bbfbfa30f5d46599842fa1a44892f719770856ddc3c831a907e2", kill_on_drop: false }` [INFO] [stdout] 6034f23aa7e0bbfbfa30f5d46599842fa1a44892f719770856ddc3c831a907e2