[INFO] cloning repository https://github.com/mateusvmv/hnsw [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mateusvmv/hnsw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateusvmv%2Fhnsw", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateusvmv%2Fhnsw'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ed0ab9463f0342cc65b5ed9fe5b250fbf0367007 [INFO] testing mateusvmv/hnsw against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759-retry [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateusvmv%2Fhnsw" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mateusvmv/hnsw [INFO] finished tweaking git repo https://github.com/mateusvmv/hnsw [INFO] tweaked toml for git repo https://github.com/mateusvmv/hnsw written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mateusvmv/hnsw on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mateusvmv/hnsw 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2a5f4a5e5bc53a855cd44f58a24d56b6bcabb9a34770aafd93003bc9018b2a8c [INFO] running `Command { std: "docker" "start" "-a" "2a5f4a5e5bc53a855cd44f58a24d56b6bcabb9a34770aafd93003bc9018b2a8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a5f4a5e5bc53a855cd44f58a24d56b6bcabb9a34770aafd93003bc9018b2a8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a5f4a5e5bc53a855cd44f58a24d56b6bcabb9a34770aafd93003bc9018b2a8c", kill_on_drop: false }` [INFO] [stdout] 2a5f4a5e5bc53a855cd44f58a24d56b6bcabb9a34770aafd93003bc9018b2a8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d1df9e81a8ec76b2e4e95cdcc56fd2ecca2080a4feeaf757e32b9204c1c18b8 [INFO] running `Command { std: "docker" "start" "-a" "6d1df9e81a8ec76b2e4e95cdcc56fd2ecca2080a4feeaf757e32b9204c1c18b8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling hnsw v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:87:4 [INFO] [stdout] | [INFO] [stdout] 87 | &'s mut self, [INFO] [stdout] | ^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 91 | ) -> Vec<(&str, usize)> { [INFO] [stdout] | ---- the lifetime gets resolved as `'s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'s` [INFO] [stdout] | [INFO] [stdout] 91 | ) -> Vec<(&'s str, usize)> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/lib.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 135 | let ptr = (&self.layers[i]) as *const Layer as *mut Layer; [INFO] [stdout] | ----------------------------------------------- casting happened here [INFO] [stdout] 136 | &mut *ptr [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: `#[deny(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/lib.rs:151:5 [INFO] [stdout] | [INFO] [stdout] 150 | let ptr = (&self.layers[i]) as *const Layer as *mut Layer; [INFO] [stdout] | ----------------------------------------------- casting happened here [INFO] [stdout] 151 | &mut *ptr [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `hnsw` (lib) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "6d1df9e81a8ec76b2e4e95cdcc56fd2ecca2080a4feeaf757e32b9204c1c18b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d1df9e81a8ec76b2e4e95cdcc56fd2ecca2080a4feeaf757e32b9204c1c18b8", kill_on_drop: false }` [INFO] [stdout] 6d1df9e81a8ec76b2e4e95cdcc56fd2ecca2080a4feeaf757e32b9204c1c18b8