[INFO] cloning repository https://github.com/yazaldefilimone/speed-allocator.rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yazaldefilimone/speed-allocator.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyazaldefilimone%2Fspeed-allocator.rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyazaldefilimone%2Fspeed-allocator.rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d786595c2f3f61a8bea1f31b741147b1e83d7960 [INFO] checking yazaldefilimone/speed-allocator.rs against master#3350c1eb3fd8fe1bee1ed4c76944d707bd256876 for pr-140558 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyazaldefilimone%2Fspeed-allocator.rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yazaldefilimone/speed-allocator.rs on toolchain 3350c1eb3fd8fe1bee1ed4c76944d707bd256876 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yazaldefilimone/speed-allocator.rs [INFO] finished tweaking git repo https://github.com/yazaldefilimone/speed-allocator.rs [INFO] tweaked toml for git repo https://github.com/yazaldefilimone/speed-allocator.rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/yazaldefilimone/speed-allocator.rs 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" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f30088bc63deffce157cac5bdec872aa0bcb9d52d4a8eb44a3c881d73708a233 [INFO] running `Command { std: "docker" "start" "-a" "f30088bc63deffce157cac5bdec872aa0bcb9d52d4a8eb44a3c881d73708a233", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f30088bc63deffce157cac5bdec872aa0bcb9d52d4a8eb44a3c881d73708a233", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f30088bc63deffce157cac5bdec872aa0bcb9d52d4a8eb44a3c881d73708a233", kill_on_drop: false }` [INFO] [stdout] f30088bc63deffce157cac5bdec872aa0bcb9d52d4a8eb44a3c881d73708a233 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f1ab2a96b1a4b37093a0f6be59a791ae8ab0cca2dbb98abf0747f5248c6d838 [INFO] running `Command { std: "docker" "start" "-a" "9f1ab2a96b1a4b37093a0f6be59a791ae8ab0cca2dbb98abf0747f5248c6d838", kill_on_drop: false }` [INFO] [stderr] Checking speed-allocator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `fl` [INFO] [stdout] --> src/allocator.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | let (fl, sl) = self.mapping(size); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fl` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sl` [INFO] [stdout] --> src/allocator.rs:15:14 [INFO] [stdout] | [INFO] [stdout] 15 | let (fl, sl) = self.mapping(size); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_sl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fl` [INFO] [stdout] --> src/allocator.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | let (fl, sl) = self.mapping(size); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fl` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sl` [INFO] [stdout] --> src/allocator.rs:15:14 [INFO] [stdout] | [INFO] [stdout] 15 | let (fl, sl) = self.mapping(size); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_sl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ptr` [INFO] [stdout] --> src/allocator.rs:25:22 [INFO] [stdout] | [INFO] [stdout] 25 | fn free(&mut self, ptr: *mut u8) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `block` [INFO] [stdout] --> src/allocator.rs:29:26 [INFO] [stdout] | [INFO] [stdout] 29 | fn coalesce(&mut self, block: &mut BlockHeader) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_block` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ptr` [INFO] [stdout] --> src/allocator.rs:25:22 [INFO] [stdout] | [INFO] [stdout] 25 | fn free(&mut self, ptr: *mut u8) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/allocator.rs:33:21 [INFO] [stdout] | [INFO] [stdout] 33 | fn mapping(&self, size: usize) -> (usize, usize) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `block` [INFO] [stdout] --> src/allocator.rs:29:26 [INFO] [stdout] | [INFO] [stdout] 29 | fn coalesce(&mut self, block: &mut BlockHeader) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_block` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TLSF` is never constructed [INFO] [stdout] --> src/allocator.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct TLSF { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `malloc`, `free`, `coalesce`, and `mapping` are never used [INFO] [stdout] --> src/allocator.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 8 | impl TLSF { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 9 | fn new(size: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | fn malloc(&mut self, size: usize) -> Option<*mut u8> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | fn free(&mut self, ptr: *mut u8) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | fn coalesce(&mut self, block: &mut BlockHeader) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | fn mapping(&self, size: usize) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `BlockHeader` is never constructed [INFO] [stdout] --> src/block.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct BlockHeader { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/allocator.rs:33:21 [INFO] [stdout] | [INFO] [stdout] 33 | fn mapping(&self, size: usize) -> (usize, usize) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TLSF` is never constructed [INFO] [stdout] --> src/allocator.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct TLSF { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `malloc`, `free`, `coalesce`, and `mapping` are never used [INFO] [stdout] --> src/allocator.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 8 | impl TLSF { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 9 | fn new(size: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | fn malloc(&mut self, size: usize) -> Option<*mut u8> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | fn free(&mut self, ptr: *mut u8) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | fn coalesce(&mut self, block: &mut BlockHeader) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | fn mapping(&self, size: usize) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `BlockHeader` is never constructed [INFO] [stdout] --> src/block.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct BlockHeader { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "9f1ab2a96b1a4b37093a0f6be59a791ae8ab0cca2dbb98abf0747f5248c6d838", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f1ab2a96b1a4b37093a0f6be59a791ae8ab0cca2dbb98abf0747f5248c6d838", kill_on_drop: false }` [INFO] [stdout] 9f1ab2a96b1a4b37093a0f6be59a791ae8ab0cca2dbb98abf0747f5248c6d838