[INFO] fetching crate tg-rcore-tutorial-kernel-alloc-T3L8 0.0.1-preview.1...
[INFO] testing tg-rcore-tutorial-kernel-alloc-T3L8-0.0.1-preview.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate tg-rcore-tutorial-kernel-alloc-T3L8 0.0.1-preview.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tg-rcore-tutorial-kernel-alloc-T3L8 0.0.1-preview.1
[INFO] finished tweaking crates.io crate tg-rcore-tutorial-kernel-alloc-T3L8 0.0.1-preview.1
[INFO] tweaked toml for crates.io crate tg-rcore-tutorial-kernel-alloc-T3L8 0.0.1-preview.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tg-rcore-tutorial-kernel-alloc-T3L8 0.0.1-preview.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tg-rcore-tutorial-kernel-alloc-T3L8 0.0.1-preview.1 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ae7e531c78b2ca924121538666d411830f5cbbccb7e4f64b585e063f00e273b
[INFO] running `Command { std: "docker" "start" "-a" "3ae7e531c78b2ca924121538666d411830f5cbbccb7e4f64b585e063f00e273b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ae7e531c78b2ca924121538666d411830f5cbbccb7e4f64b585e063f00e273b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae7e531c78b2ca924121538666d411830f5cbbccb7e4f64b585e063f00e273b", kill_on_drop: false }`
[INFO] [stdout] 3ae7e531c78b2ca924121538666d411830f5cbbccb7e4f64b585e063f00e273b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d843f02bc39f440e908be9dab3405c39920dba246ed762f449c04a942d75bc4a
[INFO] running `Command { std: "docker" "start" "-a" "d843f02bc39f440e908be9dab3405c39920dba246ed762f449c04a942d75bc4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling page-table v0.0.6
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling buddy_system_allocator v0.10.0
[INFO] [stderr]    Compiling tg-rcore-tutorial-kernel-alloc-T3L8 v0.0.1-preview.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::alloc::GlobalAlloc`
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use core::alloc::GlobalAlloc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `buddy_system_allocator::Heap::<ORDER>::init` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/lib.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     HEAP.lock().init(region.as_mut_ptr() as usize, region.len());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/lib.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub unsafe fn transfer(region: &'static mut [u8]) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `tg_rcore_tutorial_kernel_alloc_T3L8` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `tg_rcore_tutorial_kernel_alloc_t3_l8`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "d843f02bc39f440e908be9dab3405c39920dba246ed762f449c04a942d75bc4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d843f02bc39f440e908be9dab3405c39920dba246ed762f449c04a942d75bc4a", kill_on_drop: false }`
[INFO] [stdout] d843f02bc39f440e908be9dab3405c39920dba246ed762f449c04a942d75bc4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3d7fc74afc39b8bab61f995d13086378b589d93ebcddb74807c81dace364f29
[INFO] running `Command { std: "docker" "start" "-a" "f3d7fc74afc39b8bab61f995d13086378b589d93ebcddb74807c81dace364f29", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `core::alloc::GlobalAlloc`
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use core::alloc::GlobalAlloc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `buddy_system_allocator::Heap::<ORDER>::init` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/lib.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     HEAP.lock().init(region.as_mut_ptr() as usize, region.len());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/lib.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub unsafe fn transfer(region: &'static mut [u8]) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `tg_rcore_tutorial_kernel_alloc_T3L8` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `tg_rcore_tutorial_kernel_alloc_t3_l8`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling tg-rcore-tutorial-kernel-alloc-T3L8 v0.0.1-preview.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::alloc::GlobalAlloc`
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use core::alloc::GlobalAlloc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `buddy_system_allocator::Heap::<ORDER>::init` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/lib.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     HEAP.lock().init(region.as_mut_ptr() as usize, region.len());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/lib.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub unsafe fn transfer(region: &'static mut [u8]) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "f3d7fc74afc39b8bab61f995d13086378b589d93ebcddb74807c81dace364f29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3d7fc74afc39b8bab61f995d13086378b589d93ebcddb74807c81dace364f29", kill_on_drop: false }`
[INFO] [stdout] f3d7fc74afc39b8bab61f995d13086378b589d93ebcddb74807c81dace364f29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4e2f5ac3560851b7fa8fb1896526b03a1ac9f6e194e6aee9a1d382be7381d2c5
[INFO] running `Command { std: "docker" "start" "-a" "4e2f5ac3560851b7fa8fb1896526b03a1ac9f6e194e6aee9a1d382be7381d2c5", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `core::alloc::GlobalAlloc`
[INFO] [stderr]   --> src/lib.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use core::alloc::GlobalAlloc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning[E0133]: call to unsafe function `buddy_system_allocator::Heap::<ORDER>::init` is unsafe and requires unsafe block
[INFO] [stderr]   --> src/lib.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     HEAP.lock().init(region.as_mut_ptr() as usize, region.len());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stderr]    |
[INFO] [stderr]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stderr] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stderr]   --> src/lib.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub unsafe fn transfer(region: &'static mut [u8]) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stderr]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `tg_rcore_tutorial_kernel_alloc_T3L8` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `tg_rcore_tutorial_kernel_alloc_t3_l8`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0133`.
[INFO] [stderr] warning: `tg-rcore-tutorial-kernel-alloc-T3L8` (lib) generated 3 warnings (run `cargo fix --lib -p tg-rcore-tutorial-kernel-alloc-T3L8` to apply 2 suggestions)
[INFO] [stderr] warning: `tg-rcore-tutorial-kernel-alloc-T3L8` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tg_rcore_tutorial_kernel_alloc_T3L8-963febbef26e68b9)
[INFO] [stderr] memory allocation of 4 bytes failed
[INFO] [stderr] memory allocation of 4 bytes failed
[INFO] [stderr] skipping backtrace printing to avoid potential recursion
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/tg_rcore_tutorial_kernel_alloc_T3L8-963febbef26e68b9` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "4e2f5ac3560851b7fa8fb1896526b03a1ac9f6e194e6aee9a1d382be7381d2c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e2f5ac3560851b7fa8fb1896526b03a1ac9f6e194e6aee9a1d382be7381d2c5", kill_on_drop: false }`
[INFO] [stdout] 4e2f5ac3560851b7fa8fb1896526b03a1ac9f6e194e6aee9a1d382be7381d2c5
