[INFO] cloning repository https://github.com/zhang915/rust-simpleallocator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhang915/rust-simpleallocator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhang915%2Frust-simpleallocator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhang915%2Frust-simpleallocator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cccdca9357885688243a3beb7294509459295d8a [INFO] testing zhang915/rust-simpleallocator against master#595316b4006932405a63862d8fe65f71a6356293 for pr-128254 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhang915%2Frust-simpleallocator" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhang915/rust-simpleallocator on toolchain 595316b4006932405a63862d8fe65f71a6356293 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhang915/rust-simpleallocator [INFO] finished tweaking git repo https://github.com/zhang915/rust-simpleallocator [INFO] tweaked toml for git repo https://github.com/zhang915/rust-simpleallocator written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zhang915/rust-simpleallocator 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" "+595316b4006932405a63862d8fe65f71a6356293" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d1578dd80db60516198f56b7d9d80e6baf9147ea827ccb96843892935f9d8409 [INFO] running `Command { std: "docker" "start" "-a" "d1578dd80db60516198f56b7d9d80e6baf9147ea827ccb96843892935f9d8409", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d1578dd80db60516198f56b7d9d80e6baf9147ea827ccb96843892935f9d8409", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1578dd80db60516198f56b7d9d80e6baf9147ea827ccb96843892935f9d8409", kill_on_drop: false }` [INFO] [stdout] d1578dd80db60516198f56b7d9d80e6baf9147ea827ccb96843892935f9d8409 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b9d462ffd2fa46b94189f477d046982070de1cd5666874dacf95298942d0365a [INFO] running `Command { std: "docker" "start" "-a" "b9d462ffd2fa46b94189f477d046982070de1cd5666874dacf95298942d0365a", kill_on_drop: false }` [INFO] [stderr] Compiling simple_allocator2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::ptr::null_mut` [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::ptr::null_mut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/lib.rs:442:9 [INFO] [stdout] | [INFO] [stdout] 439 | return self.alloc(new_layout); [INFO] [stdout] | ----------------------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 442 | self.update_alloc(new_size); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pos` is never read [INFO] [stdout] --> src/cal_tools.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut pos: usize = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size_class` [INFO] [stdout] --> src/cal_tools.rs:19:33 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn decal_position(i :usize, size_class: usize) -> (usize, u64){ [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_size_class` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | let mut temp_ptr = self.ptr; [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: value assigned to `ret_ptr` is never read [INFO] [stdout] --> src/lib.rs:296:21 [INFO] [stdout] | [INFO] [stdout] 296 | ret_ptr = f[i].reserve_page(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_SUPPORTED_ALIGN` is never used [INFO] [stdout] --> src/lib.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const MAX_SUPPORTED_ALIGN: usize = 4096; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_sizeclass` is never used [INFO] [stdout] --> src/lib.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 48 | impl PageListHead{ [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 57 | fn get_sizeclass(&self) -> usize{ [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `count` should have an upper case name [INFO] [stdout] --> src/lib.rs:131:16 [INFO] [stdout] | [INFO] [stdout] 131 | pub static count: Count = Count{ [INFO] [stdout] | ^^^^^ help: convert the identifier to upper case: `COUNT` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MyPages` should have an upper case name [INFO] [stdout] --> src/lib.rs:142:16 [INFO] [stdout] | [INFO] [stdout] 142 | pub static MyPages:[PageListHead;5] = [PageListHead::new(16), PageListHead::new(32), PageListHead::new(64), PageListHead::new(128), P... [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `MY_PAGES` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `power_2` should have an upper case name [INFO] [stdout] --> src/cal_tools.rs:2:7 [INFO] [stdout] | [INFO] [stdout] 2 | const power_2: &[u64] = &[4, 16, 256, 65536, 4294967296 ]; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `POWER_2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `simple_allocator2::breakpoint` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use simple_allocator2::breakpoint; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vector` [INFO] [stdout] --> src/main.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut vector = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut a = vector2[4]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vector3` [INFO] [stdout] --> src/main.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | let mut vector3 = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vector4` [INFO] [stdout] --> src/main.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | let mut vector4 = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector4` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let mut vector = vec![1, 2, 4, 8];// 16 [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/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let mut a = vector2[4]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut vector3 = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let mut vector4 = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s [INFO] running `Command { std: "docker" "inspect" "b9d462ffd2fa46b94189f477d046982070de1cd5666874dacf95298942d0365a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9d462ffd2fa46b94189f477d046982070de1cd5666874dacf95298942d0365a", kill_on_drop: false }` [INFO] [stdout] b9d462ffd2fa46b94189f477d046982070de1cd5666874dacf95298942d0365a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d30af0f3e5a3e82dc966a835ed5c75c1577dbc79f495d4cfe76b06a572ae8d7 [INFO] running `Command { std: "docker" "start" "-a" "0d30af0f3e5a3e82dc966a835ed5c75c1577dbc79f495d4cfe76b06a572ae8d7", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `std::ptr::null_mut` [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::ptr::null_mut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/lib.rs:442:9 [INFO] [stdout] | [INFO] [stdout] 439 | return self.alloc(new_layout); [INFO] [stdout] | ----------------------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 442 | self.update_alloc(new_size); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pos` is never read [INFO] [stdout] --> src/cal_tools.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut pos: usize = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size_class` [INFO] [stdout] --> src/cal_tools.rs:19:33 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn decal_position(i :usize, size_class: usize) -> (usize, u64){ [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_size_class` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | let mut temp_ptr = self.ptr; [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: value assigned to `ret_ptr` is never read [INFO] [stdout] --> src/lib.rs:296:21 [INFO] [stdout] | [INFO] [stdout] 296 | ret_ptr = f[i].reserve_page(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_SUPPORTED_ALIGN` is never used [INFO] [stdout] --> src/lib.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const MAX_SUPPORTED_ALIGN: usize = 4096; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_sizeclass` is never used [INFO] [stdout] --> src/lib.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 48 | impl PageListHead{ [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 57 | fn get_sizeclass(&self) -> usize{ [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `count` should have an upper case name [INFO] [stdout] --> src/lib.rs:131:16 [INFO] [stdout] | [INFO] [stdout] 131 | pub static count: Count = Count{ [INFO] [stdout] | ^^^^^ help: convert the identifier to upper case: `COUNT` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MyPages` should have an upper case name [INFO] [stdout] --> src/lib.rs:142:16 [INFO] [stdout] | [INFO] [stdout] 142 | pub static MyPages:[PageListHead;5] = [PageListHead::new(16), PageListHead::new(32), PageListHead::new(64), PageListHead::new(128), P... [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `MY_PAGES` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `power_2` should have an upper case name [INFO] [stdout] --> src/cal_tools.rs:2:7 [INFO] [stdout] | [INFO] [stdout] 2 | const power_2: &[u64] = &[4, 16, 256, 65536, 4294967296 ]; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `POWER_2` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling simple_allocator2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `simple_allocator2::breakpoint` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use simple_allocator2::breakpoint; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ptr::null_mut` [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::ptr::null_mut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vector` [INFO] [stdout] --> src/main.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut vector = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut a = vector2[4]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vector3` [INFO] [stdout] --> src/main.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | let mut vector3 = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vector4` [INFO] [stdout] --> src/main.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | let mut vector4 = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector4` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let mut vector = vec![1, 2, 4, 8];// 16 [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/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let mut a = vector2[4]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut vector3 = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let mut vector4 = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/lib.rs:442:9 [INFO] [stdout] | [INFO] [stdout] 439 | return self.alloc(new_layout); [INFO] [stdout] | ----------------------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 442 | self.update_alloc(new_size); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pos` is never read [INFO] [stdout] --> src/cal_tools.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut pos: usize = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size_class` [INFO] [stdout] --> src/cal_tools.rs:19:33 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn decal_position(i :usize, size_class: usize) -> (usize, u64){ [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_size_class` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | let mut temp_ptr = self.ptr; [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: value assigned to `ret_ptr` is never read [INFO] [stdout] --> src/lib.rs:296:21 [INFO] [stdout] | [INFO] [stdout] 296 | ret_ptr = f[i].reserve_page(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_SUPPORTED_ALIGN` is never used [INFO] [stdout] --> src/lib.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const MAX_SUPPORTED_ALIGN: usize = 4096; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_sizeclass` is never used [INFO] [stdout] --> src/lib.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 48 | impl PageListHead{ [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 57 | fn get_sizeclass(&self) -> usize{ [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `count` should have an upper case name [INFO] [stdout] --> src/lib.rs:131:16 [INFO] [stdout] | [INFO] [stdout] 131 | pub static count: Count = Count{ [INFO] [stdout] | ^^^^^ help: convert the identifier to upper case: `COUNT` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MyPages` should have an upper case name [INFO] [stdout] --> src/lib.rs:142:16 [INFO] [stdout] | [INFO] [stdout] 142 | pub static MyPages:[PageListHead;5] = [PageListHead::new(16), PageListHead::new(32), PageListHead::new(64), PageListHead::new(128), P... [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `MY_PAGES` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `power_2` should have an upper case name [INFO] [stdout] --> src/cal_tools.rs:2:7 [INFO] [stdout] | [INFO] [stdout] 2 | const power_2: &[u64] = &[4, 16, 256, 65536, 4294967296 ]; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `POWER_2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] running `Command { std: "docker" "inspect" "0d30af0f3e5a3e82dc966a835ed5c75c1577dbc79f495d4cfe76b06a572ae8d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d30af0f3e5a3e82dc966a835ed5c75c1577dbc79f495d4cfe76b06a572ae8d7", kill_on_drop: false }` [INFO] [stdout] 0d30af0f3e5a3e82dc966a835ed5c75c1577dbc79f495d4cfe76b06a572ae8d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ea0a7e19da3ade23cdaf026a7c257e3872a242ed0763caa3767ff2a5ca7a3635 [INFO] running `Command { std: "docker" "start" "-a" "ea0a7e19da3ade23cdaf026a7c257e3872a242ed0763caa3767ff2a5ca7a3635", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::ptr::null_mut` [INFO] [stderr] --> src/lib.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::ptr::null_mut; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::BorrowMut` [INFO] [stderr] --> src/lib.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::borrow::BorrowMut; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:442:9 [INFO] [stderr] | [INFO] [stderr] 439 | return self.alloc(new_layout); [INFO] [stderr] | ----------------------------- any code following this expression is unreachable [INFO] [stderr] ... [INFO] [stderr] 442 | self.update_alloc(new_size); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pos` is never read [INFO] [stderr] --> src/cal_tools.rs:20:13 [INFO] [stderr] | [INFO] [stderr] 20 | let mut pos: usize = 0; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size_class` [INFO] [stderr] --> src/cal_tools.rs:19:33 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn decal_position(i :usize, size_class: usize) -> (usize, u64){ [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_size_class` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:63:13 [INFO] [stderr] | [INFO] [stderr] 63 | let mut temp_ptr = self.ptr; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `ret_ptr` is never read [INFO] [stderr] --> src/lib.rs:296:21 [INFO] [stderr] | [INFO] [stderr] 296 | ret_ptr = f[i].reserve_page(); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: constant `MAX_SUPPORTED_ALIGN` is never used [INFO] [stderr] --> src/lib.rs:12:7 [INFO] [stderr] | [INFO] [stderr] 12 | const MAX_SUPPORTED_ALIGN: usize = 4096; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method `get_sizeclass` is never used [INFO] [stderr] --> src/lib.rs:57:8 [INFO] [stderr] | [INFO] [stderr] 48 | impl PageListHead{ [INFO] [stderr] | ----------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 57 | fn get_sizeclass(&self) -> usize{ [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant `count` should have an upper case name [INFO] [stderr] --> src/lib.rs:131:16 [INFO] [stderr] | [INFO] [stderr] 131 | pub static count: Count = Count{ [INFO] [stderr] | ^^^^^ help: convert the identifier to upper case: `COUNT` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant `MyPages` should have an upper case name [INFO] [stderr] --> src/lib.rs:142:16 [INFO] [stderr] | [INFO] [stderr] 142 | pub static MyPages:[PageListHead;5] = [PageListHead::new(16), PageListHead::new(32), PageListHead::new(64), PageListHead::new(128), P... [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `MY_PAGES` [INFO] [stderr] [INFO] [stderr] warning: constant `power_2` should have an upper case name [INFO] [stderr] --> src/cal_tools.rs:2:7 [INFO] [stderr] | [INFO] [stderr] 2 | const power_2: &[u64] = &[4, 16, 256, 65536, 4294967296 ]; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `POWER_2` [INFO] [stderr] [INFO] [stderr] warning: `simple_allocator2` (lib) generated 12 warnings (run `cargo fix --lib -p simple_allocator2` to apply 3 suggestions) [INFO] [stderr] warning: unused import: `simple_allocator2::breakpoint` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use simple_allocator2::breakpoint; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vector` [INFO] [stderr] --> src/main.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | let mut vector = vec![1, 2, 4, 8];// 16 [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/main.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | let mut a = vector2[4]; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vector3` [INFO] [stderr] --> src/main.rs:21:17 [INFO] [stderr] | [INFO] [stderr] 21 | let mut vector3 = vec![1, 2, 4, 8];// 16 [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector3` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vector4` [INFO] [stderr] --> src/main.rs:22:17 [INFO] [stderr] | [INFO] [stderr] 22 | let mut vector4 = vec![1, 2, 4, 8];// 16 [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector4` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let mut vector = vec![1, 2, 4, 8];// 16 [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | let mut a = vector2[4]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | let mut vector3 = vec![1, 2, 4, 8];// 16 [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:22:13 [INFO] [stderr] | [INFO] [stderr] 22 | let mut vector4 = vec![1, 2, 4, 8];// 16 [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `simple_allocator2` (bin "simple_allocator2" test) generated 9 warnings (run `cargo fix --bin "simple_allocator2" --tests` to apply 5 suggestions) [INFO] [stderr] warning: `simple_allocator2` (lib test) generated 12 warnings (12 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_allocator2-ac9ecb2e5688a2ca) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/simple_allocator2-2ba6e72fd621a66b) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests simple_allocator2 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ea0a7e19da3ade23cdaf026a7c257e3872a242ed0763caa3767ff2a5ca7a3635", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea0a7e19da3ade23cdaf026a7c257e3872a242ed0763caa3767ff2a5ca7a3635", kill_on_drop: false }` [INFO] [stdout] ea0a7e19da3ade23cdaf026a7c257e3872a242ed0763caa3767ff2a5ca7a3635 [INFO] testing zhang915/rust-simpleallocator against try#5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b for pr-128254 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhang915%2Frust-simpleallocator" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhang915/rust-simpleallocator on toolchain 5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhang915/rust-simpleallocator [INFO] finished tweaking git repo https://github.com/zhang915/rust-simpleallocator [INFO] tweaked toml for git repo https://github.com/zhang915/rust-simpleallocator written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/zhang915/rust-simpleallocator 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" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ad325b6e8b9814d4cd8d1ef07c4c5a80d20bf330465f5720e9166b47d59ec57b [INFO] running `Command { std: "docker" "start" "-a" "ad325b6e8b9814d4cd8d1ef07c4c5a80d20bf330465f5720e9166b47d59ec57b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad325b6e8b9814d4cd8d1ef07c4c5a80d20bf330465f5720e9166b47d59ec57b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad325b6e8b9814d4cd8d1ef07c4c5a80d20bf330465f5720e9166b47d59ec57b", kill_on_drop: false }` [INFO] [stdout] ad325b6e8b9814d4cd8d1ef07c4c5a80d20bf330465f5720e9166b47d59ec57b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c11efe1c9256491afdebb5e98d4eddf6abac94e55b176e600a9ebfeb81413341 [INFO] running `Command { std: "docker" "start" "-a" "c11efe1c9256491afdebb5e98d4eddf6abac94e55b176e600a9ebfeb81413341", kill_on_drop: false }` [INFO] [stderr] Compiling simple_allocator2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::ptr::null_mut` [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::ptr::null_mut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/lib.rs:442:9 [INFO] [stdout] | [INFO] [stdout] 439 | return self.alloc(new_layout); [INFO] [stdout] | ----------------------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 442 | self.update_alloc(new_size); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pos` is never read [INFO] [stdout] --> src/cal_tools.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut pos: usize = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size_class` [INFO] [stdout] --> src/cal_tools.rs:19:33 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn decal_position(i :usize, size_class: usize) -> (usize, u64){ [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_size_class` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | let mut temp_ptr = self.ptr; [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: value assigned to `ret_ptr` is never read [INFO] [stdout] --> src/lib.rs:296:21 [INFO] [stdout] | [INFO] [stdout] 296 | ret_ptr = f[i].reserve_page(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_SUPPORTED_ALIGN` is never used [INFO] [stdout] --> src/lib.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const MAX_SUPPORTED_ALIGN: usize = 4096; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_sizeclass` is never used [INFO] [stdout] --> src/lib.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 48 | impl PageListHead{ [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 57 | fn get_sizeclass(&self) -> usize{ [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `count` should have an upper case name [INFO] [stdout] --> src/lib.rs:131:16 [INFO] [stdout] | [INFO] [stdout] 131 | pub static count: Count = Count{ [INFO] [stdout] | ^^^^^ help: convert the identifier to upper case: `COUNT` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MyPages` should have an upper case name [INFO] [stdout] --> src/lib.rs:142:16 [INFO] [stdout] | [INFO] [stdout] 142 | pub static MyPages:[PageListHead;5] = [PageListHead::new(16), PageListHead::new(32), PageListHead::new(64), PageListHead::new(128), P... [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `MY_PAGES` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `power_2` should have an upper case name [INFO] [stdout] --> src/cal_tools.rs:2:7 [INFO] [stdout] | [INFO] [stdout] 2 | const power_2: &[u64] = &[4, 16, 256, 65536, 4294967296 ]; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `POWER_2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `simple_allocator2::breakpoint` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use simple_allocator2::breakpoint; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vector` [INFO] [stdout] --> src/main.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut vector = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut a = vector2[4]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vector3` [INFO] [stdout] --> src/main.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | let mut vector3 = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vector4` [INFO] [stdout] --> src/main.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | let mut vector4 = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector4` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let mut vector = vec![1, 2, 4, 8];// 16 [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/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let mut a = vector2[4]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut vector3 = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let mut vector4 = vec![1, 2, 4, 8];// 16 [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcI6oAZW/symbols.o" "/opt/rustwide/target/debug/deps/simple_allocator2-99e95fb0a050d857.simple_allocator2.a70bd478121a0c41-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/simple_allocator2-99e95fb0a050d857.bvk3jzk3ezxgn2fuhs4jib2kz.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsimple_allocator2-e809972294939b6f.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9506e3738f23e7c7.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0e87bdc388165b9b.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-28d2ee21ffecbcd0.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-4cd64c3d9fc2560b.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a1fedeceba4cc892.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0b8915cbc76cd410.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-fec2ce82fc5b17fa.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-fdb02324b55b2840.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-db981ef273c68b12.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-2c4968ed4cb29e9c.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-661cdd70a5b83118.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9cbb3bfdc8e63ca5.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-a4c5ad4392a26401.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-9409cd7d030362b9.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-7b90a2705bcf265b.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-80d2f129fb536a6f.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-f72b956e24d1de70.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-632ae0f28c5e55ff.rlib" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-7586cb84705120bb.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-B/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-B/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-B/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-L" "/opt/rustwide/rustup-home/toolchains/5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b/lib/rustlib/x86_64-unknown-linux-gnu/lib/self-contained" "-o" "/opt/rustwide/target/debug/deps/simple_allocator2-99e95fb0a050d857" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `simple_allocator2` (bin "simple_allocator2") due to 1 previous error; 9 warnings emitted [INFO] running `Command { std: "docker" "inspect" "c11efe1c9256491afdebb5e98d4eddf6abac94e55b176e600a9ebfeb81413341", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c11efe1c9256491afdebb5e98d4eddf6abac94e55b176e600a9ebfeb81413341", kill_on_drop: false }` [INFO] [stdout] c11efe1c9256491afdebb5e98d4eddf6abac94e55b176e600a9ebfeb81413341