[INFO] cloning repository https://github.com/junglie85/alloc_experiments [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/junglie85/alloc_experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunglie85%2Falloc_experiments", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunglie85%2Falloc_experiments'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 49f709f855371f6cd13b1140afc73e0a87510974 [INFO] checking junglie85/alloc_experiments against try#ea2bf32540662c61547071aad6cf0851a0b02f58 for pr-96376 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunglie85%2Falloc_experiments" "/workspace/builds/worker-118/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-118/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/junglie85/alloc_experiments on toolchain ea2bf32540662c61547071aad6cf0851a0b02f58 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea2bf32540662c61547071aad6cf0851a0b02f58" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/junglie85/alloc_experiments [INFO] finished tweaking git repo https://github.com/junglie85/alloc_experiments [INFO] tweaked toml for git repo https://github.com/junglie85/alloc_experiments written to /workspace/builds/worker-118/source/Cargo.toml [INFO] crate git repo https://github.com/junglie85/alloc_experiments already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea2bf32540662c61547071aad6cf0851a0b02f58" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+ea2bf32540662c61547071aad6cf0851a0b02f58" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 32aaaa9cdab268cb72dd58578aa966377a2e9af5f7305500cca43f4d153233e4 [INFO] running `Command { std: "docker" "start" "-a" "32aaaa9cdab268cb72dd58578aa966377a2e9af5f7305500cca43f4d153233e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32aaaa9cdab268cb72dd58578aa966377a2e9af5f7305500cca43f4d153233e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32aaaa9cdab268cb72dd58578aa966377a2e9af5f7305500cca43f4d153233e4", kill_on_drop: false }` [INFO] [stdout] 32aaaa9cdab268cb72dd58578aa966377a2e9af5f7305500cca43f4d153233e4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+ea2bf32540662c61547071aad6cf0851a0b02f58" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6aca0d53c25ffe18861e040e0a8024f8e59dde66a9c80cf34c53fdf26902a3e [INFO] running `Command { std: "docker" "start" "-a" "a6aca0d53c25ffe18861e040e0a8024f8e59dde66a9c80cf34c53fdf26902a3e", kill_on_drop: false }` [INFO] [stderr] Checking alloc_experiments v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::alloc` [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | use std::alloc; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Display`, `Formatter`, `write` [INFO] [stdout] --> src/lib.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | use std::fmt::{write, Display, Formatter}; [INFO] [stdout] | ^^^^^ ^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::alloc` [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | use std::alloc; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Display`, `Formatter`, `write` [INFO] [stdout] --> src/lib.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | use std::fmt::{write, Display, Formatter}; [INFO] [stdout] | ^^^^^ ^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dealloc` [INFO] [stdout] --> src/lib.rs:33:19 [INFO] [stdout] | [INFO] [stdout] 33 | unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) { [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: `dealloc` [INFO] [stdout] --> src/lib.rs:80:19 [INFO] [stdout] | [INFO] [stdout] 80 | unsafe fn dealloc(&self, _ptr: *mut u8, _layout: Layout) {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dealloc` [INFO] [stdout] --> src/lib.rs:124:19 [INFO] [stdout] | [INFO] [stdout] 124 | unsafe fn dealloc(&self, _ptr: *mut u8, _layout: Layout) {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `system_allocated` [INFO] [stdout] --> src/lib.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | system_allocated: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `AllocationInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:197:14 [INFO] [stdout] | [INFO] [stdout] 197 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `arena_allocated` [INFO] [stdout] --> src/lib.rs:200:9 [INFO] [stdout] | [INFO] [stdout] 200 | arena_allocated: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `AllocationInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:197:14 [INFO] [stdout] | [INFO] [stdout] 197 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `arena_remaining` [INFO] [stdout] --> src/lib.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 201 | arena_remaining: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `AllocationInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:197:14 [INFO] [stdout] | [INFO] [stdout] 197 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pool_allocated` [INFO] [stdout] --> src/lib.rs:202:9 [INFO] [stdout] | [INFO] [stdout] 202 | pool_allocated: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `AllocationInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:197:14 [INFO] [stdout] | [INFO] [stdout] 197 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pool_remaining` [INFO] [stdout] --> src/lib.rs:203:9 [INFO] [stdout] | [INFO] [stdout] 203 | pool_remaining: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `AllocationInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:197:14 [INFO] [stdout] | [INFO] [stdout] 197 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dealloc` [INFO] [stdout] --> src/lib.rs:33:19 [INFO] [stdout] | [INFO] [stdout] 33 | unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) { [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: `dealloc` [INFO] [stdout] --> src/lib.rs:80:19 [INFO] [stdout] | [INFO] [stdout] 80 | unsafe fn dealloc(&self, _ptr: *mut u8, _layout: Layout) {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dealloc` [INFO] [stdout] --> src/lib.rs:124:19 [INFO] [stdout] | [INFO] [stdout] 124 | unsafe fn dealloc(&self, _ptr: *mut u8, _layout: Layout) {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `system_allocated` [INFO] [stdout] --> src/lib.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | system_allocated: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `AllocationInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:197:14 [INFO] [stdout] | [INFO] [stdout] 197 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `arena_allocated` [INFO] [stdout] --> src/lib.rs:200:9 [INFO] [stdout] | [INFO] [stdout] 200 | arena_allocated: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `AllocationInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:197:14 [INFO] [stdout] | [INFO] [stdout] 197 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `arena_remaining` [INFO] [stdout] --> src/lib.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 201 | arena_remaining: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `AllocationInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:197:14 [INFO] [stdout] | [INFO] [stdout] 197 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pool_allocated` [INFO] [stdout] --> src/lib.rs:202:9 [INFO] [stdout] | [INFO] [stdout] 202 | pool_allocated: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `AllocationInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:197:14 [INFO] [stdout] | [INFO] [stdout] 197 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pool_remaining` [INFO] [stdout] --> src/lib.rs:203:9 [INFO] [stdout] | [INFO] [stdout] 203 | pool_remaining: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `AllocationInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:197:14 [INFO] [stdout] | [INFO] [stdout] 197 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.14s [INFO] running `Command { std: "docker" "inspect" "a6aca0d53c25ffe18861e040e0a8024f8e59dde66a9c80cf34c53fdf26902a3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6aca0d53c25ffe18861e040e0a8024f8e59dde66a9c80cf34c53fdf26902a3e", kill_on_drop: false }` [INFO] [stdout] a6aca0d53c25ffe18861e040e0a8024f8e59dde66a9c80cf34c53fdf26902a3e