[INFO] fetching crate logmap 0.2.0... [INFO] checking logmap-0.2.0 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470 [INFO] extracting crate logmap 0.2.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate logmap 0.2.0 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate logmap 0.2.0 [INFO] finished tweaking crates.io crate logmap 0.2.0 [INFO] tweaked toml for crates.io crate logmap 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded abox v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fca56c3e4c8911493479abb1eaf24a91b1d7424773a1bea663f0dbcae8cc8898 [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" "fca56c3e4c8911493479abb1eaf24a91b1d7424773a1bea663f0dbcae8cc8898", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fca56c3e4c8911493479abb1eaf24a91b1d7424773a1bea663f0dbcae8cc8898", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fca56c3e4c8911493479abb1eaf24a91b1d7424773a1bea663f0dbcae8cc8898", kill_on_drop: false }` [INFO] [stdout] fca56c3e4c8911493479abb1eaf24a91b1d7424773a1bea663f0dbcae8cc8898 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 17968954423c9ed04b2f88a41ea45dac35e59243a39b5fb9d1c1e5cca72cf427 [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" "17968954423c9ed04b2f88a41ea45dac35e59243a39b5fb9d1c1e5cca72cf427", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking abox v0.4.0 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking logmap v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `update` [INFO] [stdout] --> src/logmap.rs:228:8 [INFO] [stdout] | [INFO] [stdout] 228 | fn update(&self, key: K, value: V) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `key` [INFO] [stdout] --> src/logmap.rs:332:8 [INFO] [stdout] | [INFO] [stdout] 332 | fn key(&self) -> Option<&K> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `key_matches` [INFO] [stdout] --> src/logmap.rs:356:8 [INFO] [stdout] | [INFO] [stdout] 356 | fn key_matches(&self, key: &K) -> bool [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/optimap.rs:147:8 [INFO] [stdout] | [INFO] [stdout] 147 | fn get(&self, key: &K) -> Option>> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value` [INFO] [stdout] --> src/optimap.rs:252:8 [INFO] [stdout] | [INFO] [stdout] 252 | fn value(self) -> V { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking core_affinity v0.5.10 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/optimap.rs:574:13 [INFO] [stdout] | [INFO] [stdout] 574 | for mut workload in &mut workloads { [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: variable does not need to be mutable [INFO] [stdout] --> src/optimap.rs:575:17 [INFO] [stdout] | [INFO] [stdout] 575 | let mut slice = Arc::get_mut(workload).unwrap().as_mut_slice(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `key` [INFO] [stdout] --> src/logmap.rs:332:8 [INFO] [stdout] | [INFO] [stdout] 332 | fn key(&self) -> Option<&K> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `key_matches` [INFO] [stdout] --> src/logmap.rs:356:8 [INFO] [stdout] | [INFO] [stdout] 356 | fn key_matches(&self, key: &K) -> bool [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value` [INFO] [stdout] --> src/optimap.rs:252:8 [INFO] [stdout] | [INFO] [stdout] 252 | fn value(self) -> V { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.80s [INFO] running `Command { std: "docker" "inspect" "17968954423c9ed04b2f88a41ea45dac35e59243a39b5fb9d1c1e5cca72cf427", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17968954423c9ed04b2f88a41ea45dac35e59243a39b5fb9d1c1e5cca72cf427", kill_on_drop: false }` [INFO] [stdout] 17968954423c9ed04b2f88a41ea45dac35e59243a39b5fb9d1c1e5cca72cf427