[INFO] cloning repository https://github.com/dhatch/cache-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dhatch/cache-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhatch%2Fcache-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhatch%2Fcache-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 244b5258f6389f1b17755dbbb99de8c07c5c24b5 [INFO] checking dhatch/cache-rust against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhatch%2Fcache-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dhatch/cache-rust on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dhatch/cache-rust [INFO] removed workspace from git repo https://github.com/dhatch/cache-rust [INFO] finished tweaking git repo https://github.com/dhatch/cache-rust [INFO] tweaked toml for git repo https://github.com/dhatch/cache-rust written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/dhatch/cache-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cf2f6f16917601b2d19bb5ccac78a47484f1bb7c4abb51eca92cb3b25d69da57 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "cf2f6f16917601b2d19bb5ccac78a47484f1bb7c4abb51eca92cb3b25d69da57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf2f6f16917601b2d19bb5ccac78a47484f1bb7c4abb51eca92cb3b25d69da57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf2f6f16917601b2d19bb5ccac78a47484f1bb7c4abb51eca92cb3b25d69da57", kill_on_drop: false }` [INFO] [stdout] cf2f6f16917601b2d19bb5ccac78a47484f1bb7c4abb51eca92cb3b25d69da57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 28868649a98cfba8a49315f75005fcb9e4ed30e7373bd5b5e8a9ae77430e667d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "28868649a98cfba8a49315f75005fcb9e4ed30e7373bd5b5e8a9ae77430e667d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.55 [INFO] [stderr] Checking intrusive-collections v0.7.8 [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Checking cache v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/cache.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/cache.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | intrusive_adapter!(CacheValueAdapter = Arc>: CacheValue { link: LinkedListLink }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/cache.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/cache.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | intrusive_adapter!(CacheValueAdapter = Arc>: CacheValue { link: LinkedListLink }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `cacheA` should have a snake case name [INFO] [stdout] --> benches/bench_main.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let cacheA = Arc::clone(&cache); [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `cache_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `cacheB` should have a snake case name [INFO] [stdout] --> benches/bench_main.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let cacheB = Arc::clone(&cache); [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `cache_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k2` [INFO] [stdout] --> src/cache.rs:246:13 [INFO] [stdout] | [INFO] [stdout] 246 | let k2 = "key2"; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_k2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cache.rs:220:13 [INFO] [stdout] | [INFO] [stdout] 220 | let mut cache: LRUCache<&str, u64> = LRUCache::new(10); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.83s [INFO] running `Command { std: "docker" "inspect" "28868649a98cfba8a49315f75005fcb9e4ed30e7373bd5b5e8a9ae77430e667d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28868649a98cfba8a49315f75005fcb9e4ed30e7373bd5b5e8a9ae77430e667d", kill_on_drop: false }` [INFO] [stdout] 28868649a98cfba8a49315f75005fcb9e4ed30e7373bd5b5e8a9ae77430e667d