[INFO] updating cached repository https://github.com/osuiowq/vector-intersection-experiments [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6908033ddc7c287b68c35ef3ca6c12fb7b8b51c4 [INFO] checking osuiowq/vector-intersection-experiments against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fosuiowq%2Fvector-intersection-experiments" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/osuiowq/vector-intersection-experiments on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/osuiowq/vector-intersection-experiments [INFO] finished tweaking git repo https://github.com/osuiowq/vector-intersection-experiments [INFO] tweaked toml for git repo https://github.com/osuiowq/vector-intersection-experiments written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/osuiowq/vector-intersection-experiments already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] eae1753e99ff27e3f53f514b2aaed816d8a3861936f5748545bd41769fb3d11d [INFO] running `"docker" "start" "-a" "eae1753e99ff27e3f53f514b2aaed816d8a3861936f5748545bd41769fb3d11d"` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking array_tool v1.0.3 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking vector-intersection-experiments v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | for i in 0..num_iterations { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:80:15 [INFO] [stderr] | [INFO] [stderr] 80 | fn intersect2(mut l1: Vec, mut l2: Vec) -> Vec { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | for i in 0..num_iterations { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:80:33 [INFO] [stderr] | [INFO] [stderr] 80 | fn intersect2(mut l1: Vec, mut l2: Vec) -> Vec { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: constant `sentinel` should have an upper case name [INFO] [stderr] --> src/main.rs:7:7 [INFO] [stderr] | [INFO] [stderr] 7 | const sentinel : i32 = ::max_value(); [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper case: `SENTINEL` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant `num_iterations` should have an upper case name [INFO] [stderr] --> src/main.rs:8:7 [INFO] [stderr] | [INFO] [stderr] 8 | const num_iterations :u32 = 20; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `NUM_ITERATIONS` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:80:15 [INFO] [stderr] | [INFO] [stderr] 80 | fn intersect2(mut l1: Vec, mut l2: Vec) -> Vec { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:80:33 [INFO] [stderr] | [INFO] [stderr] 80 | fn intersect2(mut l1: Vec, mut l2: Vec) -> Vec { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: constant `sentinel` should have an upper case name [INFO] [stderr] --> src/main.rs:7:7 [INFO] [stderr] | [INFO] [stderr] 7 | const sentinel : i32 = ::max_value(); [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper case: `SENTINEL` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant `num_iterations` should have an upper case name [INFO] [stderr] --> src/main.rs:8:7 [INFO] [stderr] | [INFO] [stderr] 8 | const num_iterations :u32 = 20; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `NUM_ITERATIONS` [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.55s [INFO] running `"docker" "inspect" "eae1753e99ff27e3f53f514b2aaed816d8a3861936f5748545bd41769fb3d11d"` [INFO] running `"docker" "rm" "-f" "eae1753e99ff27e3f53f514b2aaed816d8a3861936f5748545bd41769fb3d11d"` [INFO] [stdout] eae1753e99ff27e3f53f514b2aaed816d8a3861936f5748545bd41769fb3d11d