[INFO] cloning repository https://github.com/ioncodes/memory_stuff [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ioncodes/memory_stuff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fioncodes%2Fmemory_stuff", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fioncodes%2Fmemory_stuff'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3e62297a2491714400749b7d3c04e82ef4568a8a [INFO] checking ioncodes/memory_stuff against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fioncodes%2Fmemory_stuff" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ioncodes/memory_stuff on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ioncodes/memory_stuff [INFO] finished tweaking git repo https://github.com/ioncodes/memory_stuff [INFO] tweaked toml for git repo https://github.com/ioncodes/memory_stuff written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/ioncodes/memory_stuff already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4eb070e77acf1f08c548c72bdfd89eb80cc4dda3ddca9b5627da5a8c968d1452 [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" "4eb070e77acf1f08c548c72bdfd89eb80cc4dda3ddca9b5627da5a8c968d1452", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4eb070e77acf1f08c548c72bdfd89eb80cc4dda3ddca9b5627da5a8c968d1452", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4eb070e77acf1f08c548c72bdfd89eb80cc4dda3ddca9b5627da5a8c968d1452", kill_on_drop: false }` [INFO] [stdout] 4eb070e77acf1f08c548c72bdfd89eb80cc4dda3ddca9b5627da5a8c968d1452 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d25179c1bd44eb5414274e6ca860c7bd60eb22aaebaf9c1dfb600c0528c69746 [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" "d25179c1bd44eb5414274e6ca860c7bd60eb22aaebaf9c1dfb600c0528c69746", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking rustc-demangle v0.1.5 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking errno v0.2.3 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking aligned_alloc v0.1.3 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Checking backtrace v0.3.5 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking region v0.1.1 [INFO] [stderr] Checking memory_stuff v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/memory.rs:88:19 [INFO] [stdout] | [INFO] [stdout] 88 | let func: (fn() -> usize); [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/memory.rs:88:19 [INFO] [stdout] | [INFO] [stdout] 88 | let func: (fn() -> usize); [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/memory.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | let mut ptr: *mut libc::c_void; [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: field is never read: `size` [INFO] [stdout] --> src/memory.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | size: usize, [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: `fill` [INFO] [stdout] --> src/memory.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn fill(&mut self, asm: u8) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reset` [INFO] [stdout] --> src/memory.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn reset(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/memory.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | let mut ptr: *mut libc::c_void; [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: field is never read: `size` [INFO] [stdout] --> src/memory.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | size: usize, [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: `fill` [INFO] [stdout] --> src/memory.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn fill(&mut self, asm: u8) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reset` [INFO] [stdout] --> src/memory.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn reset(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.21s [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d25179c1bd44eb5414274e6ca860c7bd60eb22aaebaf9c1dfb600c0528c69746", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d25179c1bd44eb5414274e6ca860c7bd60eb22aaebaf9c1dfb600c0528c69746", kill_on_drop: false }` [INFO] [stdout] d25179c1bd44eb5414274e6ca860c7bd60eb22aaebaf9c1dfb600c0528c69746