Dec 18 04:39:08.766 INFO checking abhijeetbhagat/buddy-allocator against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252 Dec 18 04:39:08.766 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/abhijeetbhagat/buddy-allocator:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"` Dec 18 04:39:09.262 INFO [stdout] 574c35ed8c8f2c18f5d6c94101157d13c2edbdce03f255a1315e7404bffb4589 Dec 18 04:39:09.268 INFO running `"docker" "start" "-a" "574c35ed8c8f2c18f5d6c94101157d13c2edbdce03f255a1315e7404bffb4589"` Dec 18 04:39:10.820 INFO [stderr] Checking buddy-alloc v0.1.0 (/opt/crater/workdir) Dec 18 04:39:11.113 INFO [stderr] warning: unreachable statement Dec 18 04:39:11.113 INFO [stderr] --> src/main.rs:84:9 Dec 18 04:39:11.113 INFO [stderr] | Dec 18 04:39:11.113 INFO [stderr] 84 | panic!("Out of memory exception"); Dec 18 04:39:11.113 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 04:39:11.113 INFO [stderr] | Dec 18 04:39:11.113 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 18 04:39:11.113 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 18 04:39:11.113 INFO [stderr] Dec 18 04:39:11.136 INFO [stderr] warning: unused variable: `i` Dec 18 04:39:11.136 INFO [stderr] --> src/main.rs:30:13 Dec 18 04:39:11.136 INFO [stderr] | Dec 18 04:39:11.136 INFO [stderr] 30 | for i in 0..heap_size { Dec 18 04:39:11.136 INFO [stderr] | ^ help: consider using `_i` instead Dec 18 04:39:11.136 INFO [stderr] | Dec 18 04:39:11.136 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 18 04:39:11.136 INFO [stderr] Dec 18 04:39:11.136 INFO [stderr] warning: value assigned to `start` is never read Dec 18 04:39:11.136 INFO [stderr] --> src/main.rs:50:17 Dec 18 04:39:11.136 INFO [stderr] | Dec 18 04:39:11.136 INFO [stderr] 50 | let mut start = 0; Dec 18 04:39:11.137 INFO [stderr] | ^^^^^ Dec 18 04:39:11.137 INFO [stderr] | Dec 18 04:39:11.137 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 18 04:39:11.137 INFO [stderr] Dec 18 04:39:11.137 INFO [stderr] warning: value assigned to `end` is never read Dec 18 04:39:11.137 INFO [stderr] --> src/main.rs:51:17 Dec 18 04:39:11.137 INFO [stderr] | Dec 18 04:39:11.137 INFO [stderr] 51 | let mut end = 0; Dec 18 04:39:11.137 INFO [stderr] | ^^^ Dec 18 04:39:11.137 INFO [stderr] Dec 18 04:39:11.137 INFO [stderr] warning: value assigned to `start` is never read Dec 18 04:39:11.137 INFO [stderr] --> src/main.rs:74:17 Dec 18 04:39:11.137 INFO [stderr] | Dec 18 04:39:11.137 INFO [stderr] 74 | let mut start = 0; Dec 18 04:39:11.137 INFO [stderr] | ^^^^^ Dec 18 04:39:11.137 INFO [stderr] Dec 18 04:39:11.137 INFO [stderr] warning: value assigned to `end` is never read Dec 18 04:39:11.137 INFO [stderr] --> src/main.rs:75:17 Dec 18 04:39:11.137 INFO [stderr] | Dec 18 04:39:11.137 INFO [stderr] 75 | let mut end = 0; Dec 18 04:39:11.137 INFO [stderr] | ^^^ Dec 18 04:39:11.137 INFO [stderr] Dec 18 04:39:11.137 INFO [stderr] warning: unused variable: `j` Dec 18 04:39:11.137 INFO [stderr] --> src/main.rs:135:21 Dec 18 04:39:11.137 INFO [stderr] | Dec 18 04:39:11.137 INFO [stderr] 135 | for j in 0..(1 << i){ //lateral loop Dec 18 04:39:11.137 INFO [stderr] | ^ help: consider using `_j` instead Dec 18 04:39:11.137 INFO [stderr] Dec 18 04:39:11.145 INFO [stderr] warning: variable does not need to be mutable Dec 18 04:39:11.145 INFO [stderr] --> src/main.rs:107:21 Dec 18 04:39:11.145 INFO [stderr] | Dec 18 04:39:11.145 INFO [stderr] 107 | let mut sib_index = Dec 18 04:39:11.145 INFO [stderr] | ----^^^^^^^^^ Dec 18 04:39:11.145 INFO [stderr] | | Dec 18 04:39:11.145 INFO [stderr] | help: remove this `mut` Dec 18 04:39:11.145 INFO [stderr] | Dec 18 04:39:11.145 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 18 04:39:11.145 INFO [stderr] Dec 18 04:39:11.148 INFO [stderr] warning: variable does not need to be mutable Dec 18 04:39:11.148 INFO [stderr] --> src/main.rs:197:9 Dec 18 04:39:11.148 INFO [stderr] | Dec 18 04:39:11.148 INFO [stderr] 197 | let mut p = ba.alloc::(); Dec 18 04:39:11.148 INFO [stderr] | ----^ Dec 18 04:39:11.148 INFO [stderr] | | Dec 18 04:39:11.148 INFO [stderr] | help: remove this `mut` Dec 18 04:39:11.148 INFO [stderr] Dec 18 04:39:11.148 INFO [stderr] warning: field is never used: `size` Dec 18 04:39:11.148 INFO [stderr] --> src/main.rs:4:5 Dec 18 04:39:11.148 INFO [stderr] | Dec 18 04:39:11.148 INFO [stderr] 4 | size : usize, Dec 18 04:39:11.148 INFO [stderr] | ^^^^^^^^^^^^ Dec 18 04:39:11.148 INFO [stderr] | Dec 18 04:39:11.148 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 18 04:39:11.148 INFO [stderr] Dec 18 04:39:11.148 INFO [stderr] warning: method is never used: `alloc_with_size` Dec 18 04:39:11.148 INFO [stderr] --> src/main.rs:41:5 Dec 18 04:39:11.149 INFO [stderr] | Dec 18 04:39:11.149 INFO [stderr] 41 | fn alloc_with_size(&mut self, size: usize) -> *mut T{ Dec 18 04:39:11.149 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 04:39:11.149 INFO [stderr] Dec 18 04:39:11.149 INFO [stderr] warning: method is never used: `free` Dec 18 04:39:11.149 INFO [stderr] --> src/main.rs:87:5 Dec 18 04:39:11.149 INFO [stderr] | Dec 18 04:39:11.149 INFO [stderr] 87 | fn free(&mut self, p : *mut T){ Dec 18 04:39:11.149 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 04:39:11.149 INFO [stderr] Dec 18 04:39:11.448 INFO [stderr] warning: unreachable statement Dec 18 04:39:11.448 INFO [stderr] --> src/main.rs:84:9 Dec 18 04:39:11.448 INFO [stderr] | Dec 18 04:39:11.448 INFO [stderr] 84 | panic!("Out of memory exception"); Dec 18 04:39:11.448 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 04:39:11.448 INFO [stderr] | Dec 18 04:39:11.448 INFO [stderr] = note: #[warn(unreachable_code)] on by default Dec 18 04:39:11.448 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 18 04:39:11.448 INFO [stderr] Dec 18 04:39:11.521 INFO [stderr] warning: unused variable: `p2` Dec 18 04:39:11.521 INFO [stderr] --> src/main.rs:286:17 Dec 18 04:39:11.521 INFO [stderr] | Dec 18 04:39:11.521 INFO [stderr] 286 | let mut p2 = ba.alloc::(); Dec 18 04:39:11.521 INFO [stderr] | ^^ help: consider using `_p2` instead Dec 18 04:39:11.521 INFO [stderr] | Dec 18 04:39:11.521 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 18 04:39:11.521 INFO [stderr] Dec 18 04:39:11.521 INFO [stderr] warning: unused variable: `p` Dec 18 04:39:11.521 INFO [stderr] --> src/main.rs:296:17 Dec 18 04:39:11.521 INFO [stderr] | Dec 18 04:39:11.521 INFO [stderr] 296 | let mut p = ba.alloc::(); Dec 18 04:39:11.521 INFO [stderr] | ^ help: consider using `_p` instead Dec 18 04:39:11.521 INFO [stderr] Dec 18 04:39:11.521 INFO [stderr] warning: unused variable: `i` Dec 18 04:39:11.521 INFO [stderr] --> src/main.rs:30:13 Dec 18 04:39:11.521 INFO [stderr] | Dec 18 04:39:11.521 INFO [stderr] 30 | for i in 0..heap_size { Dec 18 04:39:11.521 INFO [stderr] | ^ help: consider using `_i` instead Dec 18 04:39:11.521 INFO [stderr] Dec 18 04:39:11.521 INFO [stderr] warning: value assigned to `start` is never read Dec 18 04:39:11.521 INFO [stderr] --> src/main.rs:50:17 Dec 18 04:39:11.521 INFO [stderr] | Dec 18 04:39:11.521 INFO [stderr] 50 | let mut start = 0; Dec 18 04:39:11.521 INFO [stderr] | ^^^^^ Dec 18 04:39:11.521 INFO [stderr] | Dec 18 04:39:11.521 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 18 04:39:11.521 INFO [stderr] Dec 18 04:39:11.521 INFO [stderr] warning: value assigned to `end` is never read Dec 18 04:39:11.522 INFO [stderr] --> src/main.rs:51:17 Dec 18 04:39:11.522 INFO [stderr] | Dec 18 04:39:11.522 INFO [stderr] 51 | let mut end = 0; Dec 18 04:39:11.522 INFO [stderr] | ^^^ Dec 18 04:39:11.522 INFO [stderr] Dec 18 04:39:11.522 INFO [stderr] warning: value assigned to `start` is never read Dec 18 04:39:11.522 INFO [stderr] --> src/main.rs:74:17 Dec 18 04:39:11.522 INFO [stderr] | Dec 18 04:39:11.522 INFO [stderr] 74 | let mut start = 0; Dec 18 04:39:11.522 INFO [stderr] | ^^^^^ Dec 18 04:39:11.522 INFO [stderr] Dec 18 04:39:11.522 INFO [stderr] warning: value assigned to `end` is never read Dec 18 04:39:11.522 INFO [stderr] --> src/main.rs:75:17 Dec 18 04:39:11.522 INFO [stderr] | Dec 18 04:39:11.522 INFO [stderr] 75 | let mut end = 0; Dec 18 04:39:11.522 INFO [stderr] | ^^^ Dec 18 04:39:11.528 INFO [stderr] Dec 18 04:39:11.528 INFO [stderr] warning: unused variable: `j` Dec 18 04:39:11.528 INFO [stderr] --> src/main.rs:135:21 Dec 18 04:39:11.528 INFO [stderr] | Dec 18 04:39:11.528 INFO [stderr] 135 | for j in 0..(1 << i){ //lateral loop Dec 18 04:39:11.528 INFO [stderr] | ^ help: consider using `_j` instead Dec 18 04:39:11.528 INFO [stderr] Dec 18 04:39:11.536 INFO [stderr] warning: variable does not need to be mutable Dec 18 04:39:11.536 INFO [stderr] --> src/main.rs:107:21 Dec 18 04:39:11.536 INFO [stderr] | Dec 18 04:39:11.536 INFO [stderr] 107 | let mut sib_index = Dec 18 04:39:11.536 INFO [stderr] | ----^^^^^^^^^ Dec 18 04:39:11.536 INFO [stderr] | | Dec 18 04:39:11.536 INFO [stderr] | help: remove this `mut` Dec 18 04:39:11.536 INFO [stderr] | Dec 18 04:39:11.536 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 18 04:39:11.536 INFO [stderr] Dec 18 04:39:11.540 INFO [stderr] warning: variable does not need to be mutable Dec 18 04:39:11.540 INFO [stderr] --> src/main.rs:197:9 Dec 18 04:39:11.540 INFO [stderr] | Dec 18 04:39:11.540 INFO [stderr] 197 | let mut p = ba.alloc::(); Dec 18 04:39:11.540 INFO [stderr] | ----^ Dec 18 04:39:11.540 INFO [stderr] | | Dec 18 04:39:11.540 INFO [stderr] | help: remove this `mut` Dec 18 04:39:11.540 INFO [stderr] Dec 18 04:39:11.567 INFO [stderr] warning: variable does not need to be mutable Dec 18 04:39:11.567 INFO [stderr] --> src/main.rs:267:13 Dec 18 04:39:11.567 INFO [stderr] | Dec 18 04:39:11.567 INFO [stderr] 267 | let mut p = ba.alloc::(); Dec 18 04:39:11.567 INFO [stderr] | ----^ Dec 18 04:39:11.567 INFO [stderr] | | Dec 18 04:39:11.567 INFO [stderr] | help: remove this `mut` Dec 18 04:39:11.567 INFO [stderr] Dec 18 04:39:11.567 INFO [stderr] warning: variable does not need to be mutable Dec 18 04:39:11.567 INFO [stderr] --> src/main.rs:280:13 Dec 18 04:39:11.567 INFO [stderr] | Dec 18 04:39:11.567 INFO [stderr] 280 | let mut p = ba.alloc::(); Dec 18 04:39:11.567 INFO [stderr] | ----^ Dec 18 04:39:11.567 INFO [stderr] | | Dec 18 04:39:11.567 INFO [stderr] | help: remove this `mut` Dec 18 04:39:11.567 INFO [stderr] Dec 18 04:39:11.568 INFO [stderr] warning: variable does not need to be mutable Dec 18 04:39:11.568 INFO [stderr] --> src/main.rs:286:13 Dec 18 04:39:11.568 INFO [stderr] | Dec 18 04:39:11.568 INFO [stderr] 286 | let mut p2 = ba.alloc::(); Dec 18 04:39:11.568 INFO [stderr] | ----^^ Dec 18 04:39:11.568 INFO [stderr] | | Dec 18 04:39:11.568 INFO [stderr] | help: remove this `mut` Dec 18 04:39:11.568 INFO [stderr] Dec 18 04:39:11.568 INFO [stderr] warning: variable does not need to be mutable Dec 18 04:39:11.568 INFO [stderr] --> src/main.rs:296:13 Dec 18 04:39:11.568 INFO [stderr] | Dec 18 04:39:11.568 INFO [stderr] 296 | let mut p = ba.alloc::(); Dec 18 04:39:11.568 INFO [stderr] | ----^ Dec 18 04:39:11.568 INFO [stderr] | | Dec 18 04:39:11.568 INFO [stderr] | help: remove this `mut` Dec 18 04:39:11.568 INFO [stderr] Dec 18 04:39:11.572 INFO [stderr] warning: variable does not need to be mutable Dec 18 04:39:11.572 INFO [stderr] --> src/main.rs:306:13 Dec 18 04:39:11.572 INFO [stderr] | Dec 18 04:39:11.572 INFO [stderr] 306 | let mut p = ba.alloc::(); Dec 18 04:39:11.572 INFO [stderr] | ----^ Dec 18 04:39:11.572 INFO [stderr] | | Dec 18 04:39:11.572 INFO [stderr] | help: remove this `mut` Dec 18 04:39:11.572 INFO [stderr] Dec 18 04:39:11.572 INFO [stderr] warning: variable does not need to be mutable Dec 18 04:39:11.572 INFO [stderr] --> src/main.rs:310:13 Dec 18 04:39:11.572 INFO [stderr] | Dec 18 04:39:11.572 INFO [stderr] 310 | let mut p2 = ba.alloc::(); Dec 18 04:39:11.572 INFO [stderr] | ----^^ Dec 18 04:39:11.572 INFO [stderr] | | Dec 18 04:39:11.572 INFO [stderr] | help: remove this `mut` Dec 18 04:39:11.572 INFO [stderr] Dec 18 04:39:11.572 INFO [stderr] warning: variable does not need to be mutable Dec 18 04:39:11.572 INFO [stderr] --> src/main.rs:323:13 Dec 18 04:39:11.572 INFO [stderr] | Dec 18 04:39:11.572 INFO [stderr] 323 | let mut p = ba.alloc::(); Dec 18 04:39:11.572 INFO [stderr] | ----^ Dec 18 04:39:11.572 INFO [stderr] | | Dec 18 04:39:11.572 INFO [stderr] | help: remove this `mut` Dec 18 04:39:11.572 INFO [stderr] Dec 18 04:39:11.576 INFO [stderr] warning: variable does not need to be mutable Dec 18 04:39:11.577 INFO [stderr] --> src/main.rs:338:13 Dec 18 04:39:11.577 INFO [stderr] | Dec 18 04:39:11.577 INFO [stderr] 338 | let mut p = ba.alloc::(); Dec 18 04:39:11.577 INFO [stderr] | ----^ Dec 18 04:39:11.577 INFO [stderr] | | Dec 18 04:39:11.577 INFO [stderr] | help: remove this `mut` Dec 18 04:39:11.577 INFO [stderr] Dec 18 04:39:11.577 INFO [stderr] warning: unnecessary `unsafe` block Dec 18 04:39:11.577 INFO [stderr] --> src/main.rs:295:5 Dec 18 04:39:11.577 INFO [stderr] | Dec 18 04:39:11.577 INFO [stderr] 295 | unsafe{ Dec 18 04:39:11.577 INFO [stderr] | ^^^^^^ unnecessary `unsafe` block Dec 18 04:39:11.577 INFO [stderr] | Dec 18 04:39:11.577 INFO [stderr] = note: #[warn(unused_unsafe)] on by default Dec 18 04:39:11.577 INFO [stderr] Dec 18 04:39:11.577 INFO [stderr] warning: unnecessary `unsafe` block Dec 18 04:39:11.577 INFO [stderr] --> src/main.rs:305:5 Dec 18 04:39:11.577 INFO [stderr] | Dec 18 04:39:11.577 INFO [stderr] 305 | unsafe{ Dec 18 04:39:11.577 INFO [stderr] | ^^^^^^ unnecessary `unsafe` block Dec 18 04:39:11.577 INFO [stderr] Dec 18 04:39:11.577 INFO [stderr] warning: unnecessary `unsafe` block Dec 18 04:39:11.577 INFO [stderr] --> src/main.rs:337:5 Dec 18 04:39:11.577 INFO [stderr] | Dec 18 04:39:11.577 INFO [stderr] 337 | unsafe{ Dec 18 04:39:11.577 INFO [stderr] | ^^^^^^ unnecessary `unsafe` block Dec 18 04:39:11.577 INFO [stderr] Dec 18 04:39:11.577 INFO [stderr] warning: field is never used: `size` Dec 18 04:39:11.577 INFO [stderr] --> src/main.rs:4:5 Dec 18 04:39:11.577 INFO [stderr] | Dec 18 04:39:11.577 INFO [stderr] 4 | size : usize, Dec 18 04:39:11.577 INFO [stderr] | ^^^^^^^^^^^^ Dec 18 04:39:11.577 INFO [stderr] | Dec 18 04:39:11.577 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 18 04:39:11.577 INFO [stderr] Dec 18 04:39:11.577 INFO [stderr] warning: method is never used: `alloc_with_size` Dec 18 04:39:11.577 INFO [stderr] --> src/main.rs:41:5 Dec 18 04:39:11.577 INFO [stderr] | Dec 18 04:39:11.577 INFO [stderr] 41 | fn alloc_with_size(&mut self, size: usize) -> *mut T{ Dec 18 04:39:11.577 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 04:39:11.577 INFO [stderr] Dec 18 04:39:11.617 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.82s Dec 18 04:39:12.376 INFO running `"docker" "inspect" "574c35ed8c8f2c18f5d6c94101157d13c2edbdce03f255a1315e7404bffb4589"` Dec 18 04:39:12.650 INFO running `"docker" "rm" "-f" "574c35ed8c8f2c18f5d6c94101157d13c2edbdce03f255a1315e7404bffb4589"` Dec 18 04:39:13.016 INFO [stdout] 574c35ed8c8f2c18f5d6c94101157d13c2edbdce03f255a1315e7404bffb4589