[INFO] fetching crate slabmalloc 0.11.0...
[INFO] testing slabmalloc-0.11.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate slabmalloc 0.11.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate slabmalloc 0.11.0
[INFO] finished tweaking crates.io crate slabmalloc 0.11.0
[INFO] tweaked toml for crates.io crate slabmalloc 0.11.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate slabmalloc 0.11.0 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 slabmalloc 0.11.0 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
[ERROR] error running command: no output for 300 seconds
[INFO] testing slabmalloc-0.11.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate slabmalloc 0.11.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate slabmalloc 0.11.0
[INFO] finished tweaking crates.io crate slabmalloc 0.11.0
[INFO] tweaked toml for crates.io crate slabmalloc 0.11.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate slabmalloc 0.11.0 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 slabmalloc 0.11.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_core v0.6.2
[INFO] [stderr]   Downloaded lock_api v0.4.4
[INFO] [stderr]   Downloaded spin v0.9.0
[INFO] [stderr]   Downloaded rand_hc v0.3.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.18
[INFO] [stderr]   Downloaded rand v0.8.3
[INFO] [stderr]   Downloaded rand_chacha v0.3.0
[INFO] [stderr]   Downloaded termcolor v1.1.2
[INFO] [stderr]   Downloaded getrandom v0.2.3
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.10
[INFO] [stderr]   Downloaded log v0.4.14
[INFO] [stderr]   Downloaded env_logger v0.9.0
[INFO] [stderr]   Downloaded memchr v2.4.0
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded regex v1.5.4
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded libc v0.2.95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4a491c9be7d552c3559a1d25fd995bc377282d06251785dcd02a6c32a26ce528
[INFO] running `Command { std: "docker" "start" "-a" "4a491c9be7d552c3559a1d25fd995bc377282d06251785dcd02a6c32a26ce528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a491c9be7d552c3559a1d25fd995bc377282d06251785dcd02a6c32a26ce528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a491c9be7d552c3559a1d25fd995bc377282d06251785dcd02a6c32a26ce528", kill_on_drop: false }`
[INFO] [stdout] 4a491c9be7d552c3559a1d25fd995bc377282d06251785dcd02a6c32a26ce528
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2f219ebdf59e7bfce3c6b8133fdfbc61377a298202502396d090619dffa6980e
[INFO] running `Command { std: "docker" "start" "-a" "2f219ebdf59e7bfce3c6b8133fdfbc61377a298202502396d090619dffa6980e", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling slabmalloc v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:21:43
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![cfg_attr(feature = "unstable", feature(const_mut_refs))]
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "2f219ebdf59e7bfce3c6b8133fdfbc61377a298202502396d090619dffa6980e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f219ebdf59e7bfce3c6b8133fdfbc61377a298202502396d090619dffa6980e", kill_on_drop: false }`
[INFO] [stdout] 2f219ebdf59e7bfce3c6b8133fdfbc61377a298202502396d090619dffa6980e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b7ba6cde7098b35e9d4d30d3e11d5e9bf17c314892b172ed490570979bbdeceb
[INFO] running `Command { std: "docker" "start" "-a" "b7ba6cde7098b35e9d4d30d3e11d5e9bf17c314892b172ed490570979bbdeceb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:21:43
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![cfg_attr(feature = "unstable", feature(const_mut_refs))]
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling spin v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling slabmalloc v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `prelude_import` is internal to the compiler or standard library
[INFO] [stdout]   --> src/lib.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![cfg_attr(test, feature(prelude_import, test, c_void_variant, core_intrinsics))]
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: using it is strongly discouraged
[INFO] [stdout]    = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stdout]   --> src/lib.rs:22:65
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![cfg_attr(test, feature(prelude_import, test, c_void_variant, core_intrinsics))]
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: using it is strongly discouraged
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]   --> src/tests.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 | /                 assert!(
[INFO] [stdout] 55 | |                     self.base_pages.contains(&ptr),
[INFO] [stdout] 56 | |                     "Trying to deallocate invalid base-page"
[INFO] [stdout] 57 | |                 );
[INFO] [stdout]    | |_________________^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]   --> src/tests.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | use std::prelude::v1::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]    = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]   --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout]    = note: `#[warn(ambiguous_panic_imports)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]   --> src/tests.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 | /                 assert!(
[INFO] [stdout] 63 | |                     self.large_pages.contains(&ptr),
[INFO] [stdout] 64 | |                     "Trying to deallocate invalid large-page"
[INFO] [stdout] 65 | |                 );
[INFO] [stdout]    | |_________________^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]   --> src/tests.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | use std::prelude::v1::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]    = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]   --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/tests.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |             assert!(!sp.is_full(), "Got empty slab");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/tests.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/tests.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             assert!(sp.is_empty(6 * 64), "Got empty slab");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/tests.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/tests.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |         None => panic!("failed to allocate ObjectPage"),
[INFO] [stdout]     |                 ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/tests.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/tests.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |             assert!(!lp.is_full(), "Got empty slab");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/tests.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/tests.rs:152:13
[INFO] [stdout]     |
[INFO] [stdout] 152 |             assert!(lp.is_empty(8 * 64), "Got empty slab");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/tests.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/tests.rs:155:17
[INFO] [stdout]     |
[INFO] [stdout] 155 |         None => panic!("failed to allocate LargeObjectPage"),
[INFO] [stdout]     |                 ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/tests.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/tests.rs:648:13
[INFO] [stdout]     |
[INFO] [stdout] 648 | /             assert!(
[INFO] [stdout] 649 | |                 !page.is_full(),
[INFO] [stdout] 650 | |                 "Page mistakenly considered full after {} allocs",
[INFO] [stdout] 651 | |                 allocs
[INFO] [stdout] 652 | |             );
[INFO] [stdout]     | |_____________^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/tests.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/tests.rs:694:5
[INFO] [stdout]     |
[INFO] [stdout] 694 |     assert!(zone.allocate(l1).is_err(), "my pager gets called");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/tests.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/tests.rs:701:5
[INFO] [stdout]     |
[INFO] [stdout] 701 |     assert!(zone.allocate(l2).is_err(), "my pager gets called");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/tests.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/tests.rs:710:5
[INFO] [stdout]     |
[INFO] [stdout] 710 | /     assert!(
[INFO] [stdout] 711 | |         zone.allocate(l3).is_err(),
[INFO] [stdout] 712 | |         "my pager gets called and returns the properly aligned address X"
[INFO] [stdout] 713 | |     );
[INFO] [stdout]     | |_____^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/tests.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/tests.rs:732:5
[INFO] [stdout]     |
[INFO] [stdout] 732 |     assert!(zone.allocate(l5).is_err(), "my pager gets called");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/tests.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: transmuting an integer to a pointer creates a pointer without provenance
[INFO] [stdout]   --> examples/global_alloc.rs:56:31
[INFO] [stdout]    |
[INFO] [stdout] 56 |             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is dangerous because dereferencing the resulting pointer is undefined behavior
[INFO] [stdout]    = note: exposed provenance semantics can be used to create a pointer based on some previously exposed provenance
[INFO] [stdout]    = help: if you truly mean to create a pointer without provenance, use `std::ptr::without_provenance_mut`
[INFO] [stdout]    = help: for more information about transmute, see <https://doc.rust-lang.org/std/mem/fn.transmute.html#transmutation-between-pointers-and-integers>
[INFO] [stdout]    = help: for more information about exposed provenance, see <https://doc.rust-lang.org/std/ptr/index.html#exposed-provenance>
[INFO] [stdout]    = note: `#[warn(integer_to_ptr_transmutes)]` on by default
[INFO] [stdout] help: use `std::ptr::with_exposed_provenance_mut` instead to use a previously exposed provenance
[INFO] [stdout]    |
[INFO] [stdout] 56 -             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stdout] 56 +             .map(|r| unsafe { &mut *std::ptr::with_exposed_provenance_mut::<slabmalloc::ObjectPage<'_>>(r as usize) })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: transmuting an integer to a pointer creates a pointer without provenance
[INFO] [stdout]   --> examples/global_alloc.rs:68:31
[INFO] [stdout]    |
[INFO] [stdout] 68 |             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is dangerous because dereferencing the resulting pointer is undefined behavior
[INFO] [stdout]    = note: exposed provenance semantics can be used to create a pointer based on some previously exposed provenance
[INFO] [stdout]    = help: if you truly mean to create a pointer without provenance, use `std::ptr::without_provenance_mut`
[INFO] [stdout]    = help: for more information about transmute, see <https://doc.rust-lang.org/std/mem/fn.transmute.html#transmutation-between-pointers-and-integers>
[INFO] [stdout]    = help: for more information about exposed provenance, see <https://doc.rust-lang.org/std/ptr/index.html#exposed-provenance>
[INFO] [stdout] help: use `std::ptr::with_exposed_provenance_mut` instead to use a previously exposed provenance
[INFO] [stdout]    |
[INFO] [stdout] 68 -             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stdout] 68 +             .map(|r| unsafe { &mut *std::ptr::with_exposed_provenance_mut::<slabmalloc::LargeObjectPage<'_>>(r as usize) })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> examples/global_alloc.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 PAGER.allocate_page().expect("Can't allocate page?") as *mut _ as *mut u8
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> examples/global_alloc.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |                 PAGER.allocate_large_page().expect("Can't allocate page?") as *mut _ as *mut u8
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> examples/global_alloc.rs:110:29
[INFO] [stdout]     |
[INFO] [stdout] 110 | ...                   PAGER.allocate_page().map_or(ptr::null_mut(), |page| {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> examples/global_alloc.rs:121:29
[INFO] [stdout]     |
[INFO] [stdout] 121 | / ...                   PAGER
[INFO] [stdout] 122 | | ...                       .allocate_large_page()
[INFO] [stdout]     | |________________________________________________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:21:43
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![cfg_attr(feature = "unstable", feature(const_mut_refs))]
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: transmuting an integer to a pointer creates a pointer without provenance
[INFO] [stdout]   --> src/tests.rs:90:31
[INFO] [stdout]    |
[INFO] [stdout] 90 |             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is dangerous because dereferencing the resulting pointer is undefined behavior
[INFO] [stdout]    = note: exposed provenance semantics can be used to create a pointer based on some previously exposed provenance
[INFO] [stdout]    = help: if you truly mean to create a pointer without provenance, use `std::ptr::without_provenance_mut`
[INFO] [stdout]    = help: for more information about transmute, see <https://doc.rust-lang.org/std/mem/fn.transmute.html#transmutation-between-pointers-and-integers>
[INFO] [stdout]    = help: for more information about exposed provenance, see <https://doc.rust-lang.org/std/ptr/index.html#exposed-provenance>
[INFO] [stdout]    = note: `#[warn(integer_to_ptr_transmutes)]` on by default
[INFO] [stdout] help: use `std::ptr::with_exposed_provenance_mut` instead to use a previously exposed provenance
[INFO] [stdout]    |
[INFO] [stdout] 90 -             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stdout] 90 +             .map(|r| unsafe { &mut *std::ptr::with_exposed_provenance_mut::<pages::ObjectPage<'_>>(r as usize) })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: transmuting an integer to a pointer creates a pointer without provenance
[INFO] [stdout]    --> src/tests.rs:105:31
[INFO] [stdout]     |
[INFO] [stdout] 105 |             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is dangerous because dereferencing the resulting pointer is undefined behavior
[INFO] [stdout]     = note: exposed provenance semantics can be used to create a pointer based on some previously exposed provenance
[INFO] [stdout]     = help: if you truly mean to create a pointer without provenance, use `std::ptr::without_provenance_mut`
[INFO] [stdout]     = help: for more information about transmute, see <https://doc.rust-lang.org/std/mem/fn.transmute.html#transmutation-between-pointers-and-integers>
[INFO] [stdout]     = help: for more information about exposed provenance, see <https://doc.rust-lang.org/std/ptr/index.html#exposed-provenance>
[INFO] [stdout] help: use `std::ptr::with_exposed_provenance_mut` instead to use a previously exposed provenance
[INFO] [stdout]     |
[INFO] [stdout] 105 -             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stdout] 105 +             .map(|r| unsafe { &mut *std::ptr::with_exposed_provenance_mut::<pages::LargeObjectPage<'_>>(r as usize) })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.46s
[INFO] running `Command { std: "docker" "inspect" "b7ba6cde7098b35e9d4d30d3e11d5e9bf17c314892b172ed490570979bbdeceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7ba6cde7098b35e9d4d30d3e11d5e9bf17c314892b172ed490570979bbdeceb", kill_on_drop: false }`
[INFO] [stdout] b7ba6cde7098b35e9d4d30d3e11d5e9bf17c314892b172ed490570979bbdeceb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 77fa105e5891b8b4f51307b2a5fdcc2ffff3c66c9443888762816929a2c2b92d
[INFO] running `Command { std: "docker" "start" "-a" "77fa105e5891b8b4f51307b2a5fdcc2ffff3c66c9443888762816929a2c2b92d", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `const_mut_refs` has been stable since 1.83.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib.rs:21:43
[INFO] [stderr]    |
[INFO] [stderr] 21 | #![cfg_attr(feature = "unstable", feature(const_mut_refs))]
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `slabmalloc` (lib) generated 1 warning
[INFO] [stderr] warning: the feature `prelude_import` is internal to the compiler or standard library
[INFO] [stderr]   --> src/lib.rs:22:27
[INFO] [stderr]    |
[INFO] [stderr] 22 | #![cfg_attr(test, feature(prelude_import, test, c_void_variant, core_intrinsics))]
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: using it is strongly discouraged
[INFO] [stderr]    = note: `#[warn(internal_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stderr]   --> src/lib.rs:22:65
[INFO] [stderr]    |
[INFO] [stderr] 22 | #![cfg_attr(test, feature(prelude_import, test, c_void_variant, core_intrinsics))]
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: using it is strongly discouraged
[INFO] [stderr] 
[INFO] [stderr] warning: `panic` is ambiguous
[INFO] [stderr]   --> src/tests.rs:54:17
[INFO] [stderr]    |
[INFO] [stderr] 54 | /                 assert!(
[INFO] [stderr] 55 | |                     self.base_pages.contains(&ptr),
[INFO] [stderr] 56 | |                     "Trying to deallocate invalid base-page"
[INFO] [stderr] 57 | |                 );
[INFO] [stderr]    | |_________________^ ambiguous name
[INFO] [stderr]    |
[INFO] [stderr]    = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stderr] note: `panic` could refer to the macro imported here
[INFO] [stderr]   --> src/tests.rs:7:5
[INFO] [stderr]    |
[INFO] [stderr]  7 | use std::prelude::v1::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stderr]    = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stderr] note: `panic` could also refer to a macro from prelude
[INFO] [stderr]   --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stderr]    = note: `#[warn(ambiguous_panic_imports)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `panic` is ambiguous
[INFO] [stderr]   --> src/tests.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 | /                 assert!(
[INFO] [stderr] 63 | |                     self.large_pages.contains(&ptr),
[INFO] [stderr] 64 | |                     "Trying to deallocate invalid large-page"
[INFO] [stderr] 65 | |                 );
[INFO] [stderr]    | |_________________^ ambiguous name
[INFO] [stderr]    |
[INFO] [stderr]    = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stderr] note: `panic` could refer to the macro imported here
[INFO] [stderr]   --> src/tests.rs:7:5
[INFO] [stderr]    |
[INFO] [stderr]  7 | use std::prelude::v1::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stderr]    = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stderr] note: `panic` could also refer to a macro from prelude
[INFO] [stderr]   --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stderr] 
[INFO] [stderr] warning: `panic` is ambiguous
[INFO] [stderr]    --> src/tests.rs:141:13
[INFO] [stderr]     |
[INFO] [stderr] 141 |             assert!(!sp.is_full(), "Got empty slab");
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stderr] note: `panic` could refer to the macro imported here
[INFO] [stderr]    --> src/tests.rs:7:5
[INFO] [stderr]     |
[INFO] [stderr]   7 | use std::prelude::v1::*;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stderr]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stderr] note: `panic` could also refer to a macro from prelude
[INFO] [stderr]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stderr] 
[INFO] [stderr] warning: `panic` is ambiguous
[INFO] [stderr]    --> src/tests.rs:142:13
[INFO] [stderr]     |
[INFO] [stderr] 142 |             assert!(sp.is_empty(6 * 64), "Got empty slab");
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stderr] note: `panic` could refer to the macro imported here
[INFO] [stderr]    --> src/tests.rs:7:5
[INFO] [stderr]     |
[INFO] [stderr]   7 | use std::prelude::v1::*;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stderr]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stderr] note: `panic` could also refer to a macro from prelude
[INFO] [stderr]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stderr] 
[INFO] [stderr] warning: `panic` is ambiguous
[INFO] [stderr]    --> src/tests.rs:145:17
[INFO] [stderr]     |
[INFO] [stderr] 145 |         None => panic!("failed to allocate ObjectPage"),
[INFO] [stderr]     |                 ^^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stderr] note: `panic` could refer to the macro imported here
[INFO] [stderr]    --> src/tests.rs:7:5
[INFO] [stderr]     |
[INFO] [stderr]   7 | use std::prelude::v1::*;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stderr]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stderr] note: `panic` could also refer to a macro from prelude
[INFO] [stderr]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stderr] 
[INFO] [stderr] warning: `panic` is ambiguous
[INFO] [stderr]    --> src/tests.rs:151:13
[INFO] [stderr]     |
[INFO] [stderr] 151 |             assert!(!lp.is_full(), "Got empty slab");
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stderr] note: `panic` could refer to the macro imported here
[INFO] [stderr]    --> src/tests.rs:7:5
[INFO] [stderr]     |
[INFO] [stderr]   7 | use std::prelude::v1::*;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stderr]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stderr] note: `panic` could also refer to a macro from prelude
[INFO] [stderr]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stderr] 
[INFO] [stderr] warning: `panic` is ambiguous
[INFO] [stderr]    --> src/tests.rs:152:13
[INFO] [stderr]     |
[INFO] [stderr] 152 |             assert!(lp.is_empty(8 * 64), "Got empty slab");
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stderr] note: `panic` could refer to the macro imported here
[INFO] [stderr]    --> src/tests.rs:7:5
[INFO] [stderr]     |
[INFO] [stderr]   7 | use std::prelude::v1::*;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stderr]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stderr] note: `panic` could also refer to a macro from prelude
[INFO] [stderr]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stderr] 
[INFO] [stderr] warning: `panic` is ambiguous
[INFO] [stderr]    --> src/tests.rs:155:17
[INFO] [stderr]     |
[INFO] [stderr] 155 |         None => panic!("failed to allocate LargeObjectPage"),
[INFO] [stderr]     |                 ^^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stderr] note: `panic` could refer to the macro imported here
[INFO] [stderr]    --> src/tests.rs:7:5
[INFO] [stderr]     |
[INFO] [stderr]   7 | use std::prelude::v1::*;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stderr]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stderr] note: `panic` could also refer to a macro from prelude
[INFO] [stderr]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stderr] 
[INFO] [stderr] warning: `panic` is ambiguous
[INFO] [stderr]    --> src/tests.rs:648:13
[INFO] [stderr]     |
[INFO] [stderr] 648 | /             assert!(
[INFO] [stderr] 649 | |                 !page.is_full(),
[INFO] [stderr] 650 | |                 "Page mistakenly considered full after {} allocs",
[INFO] [stderr] 651 | |                 allocs
[INFO] [stderr] 652 | |             );
[INFO] [stderr]     | |_____________^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stderr] note: `panic` could refer to the macro imported here
[INFO] [stderr]    --> src/tests.rs:7:5
[INFO] [stderr]     |
[INFO] [stderr]   7 | use std::prelude::v1::*;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stderr]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stderr] note: `panic` could also refer to a macro from prelude
[INFO] [stderr]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stderr] 
[INFO] [stderr] warning: `panic` is ambiguous
[INFO] [stderr]    --> src/tests.rs:694:5
[INFO] [stderr]     |
[INFO] [stderr] 694 |     assert!(zone.allocate(l1).is_err(), "my pager gets called");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stderr] note: `panic` could refer to the macro imported here
[INFO] [stderr]    --> src/tests.rs:7:5
[INFO] [stderr]     |
[INFO] [stderr]   7 | use std::prelude::v1::*;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stderr]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stderr] note: `panic` could also refer to a macro from prelude
[INFO] [stderr]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stderr] 
[INFO] [stderr] warning: `panic` is ambiguous
[INFO] [stderr]    --> src/tests.rs:701:5
[INFO] [stderr]     |
[INFO] [stderr] 701 |     assert!(zone.allocate(l2).is_err(), "my pager gets called");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stderr] note: `panic` could refer to the macro imported here
[INFO] [stderr]    --> src/tests.rs:7:5
[INFO] [stderr]     |
[INFO] [stderr]   7 | use std::prelude::v1::*;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stderr]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stderr] note: `panic` could also refer to a macro from prelude
[INFO] [stderr]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stderr] 
[INFO] [stderr] warning: `panic` is ambiguous
[INFO] [stderr]    --> src/tests.rs:710:5
[INFO] [stderr]     |
[INFO] [stderr] 710 | /     assert!(
[INFO] [stderr] 711 | |         zone.allocate(l3).is_err(),
[INFO] [stderr] 712 | |         "my pager gets called and returns the properly aligned address X"
[INFO] [stderr] 713 | |     );
[INFO] [stderr]     | |_____^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stderr] note: `panic` could refer to the macro imported here
[INFO] [stderr]    --> src/tests.rs:7:5
[INFO] [stderr]     |
[INFO] [stderr]   7 | use std::prelude::v1::*;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stderr]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stderr] note: `panic` could also refer to a macro from prelude
[INFO] [stderr]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stderr] 
[INFO] [stderr] warning: `panic` is ambiguous
[INFO] [stderr]    --> src/tests.rs:732:5
[INFO] [stderr]     |
[INFO] [stderr] 732 |     assert!(zone.allocate(l5).is_err(), "my pager gets called");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stderr]     |
[INFO] [stderr]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stderr] note: `panic` could refer to the macro imported here
[INFO] [stderr]    --> src/tests.rs:7:5
[INFO] [stderr]     |
[INFO] [stderr]   7 | use std::prelude::v1::*;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stderr]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stderr] note: `panic` could also refer to a macro from prelude
[INFO] [stderr]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/prelude/mod.rs:31:12
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stderr] 
[INFO] [stderr] warning: transmuting an integer to a pointer creates a pointer without provenance
[INFO] [stderr]   --> src/tests.rs:90:31
[INFO] [stderr]    |
[INFO] [stderr] 90 |             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is dangerous because dereferencing the resulting pointer is undefined behavior
[INFO] [stderr]    = note: exposed provenance semantics can be used to create a pointer based on some previously exposed provenance
[INFO] [stderr]    = help: if you truly mean to create a pointer without provenance, use `std::ptr::without_provenance_mut`
[INFO] [stderr]    = help: for more information about transmute, see <https://doc.rust-lang.org/std/mem/fn.transmute.html#transmutation-between-pointers-and-integers>
[INFO] [stderr]    = help: for more information about exposed provenance, see <https://doc.rust-lang.org/std/ptr/index.html#exposed-provenance>
[INFO] [stderr]    = note: `#[warn(integer_to_ptr_transmutes)]` on by default
[INFO] [stderr] help: use `std::ptr::with_exposed_provenance_mut` instead to use a previously exposed provenance
[INFO] [stderr]    |
[INFO] [stderr] 90 -             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stderr] 90 +             .map(|r| unsafe { &mut *std::ptr::with_exposed_provenance_mut::<pages::ObjectPage<'_>>(r as usize) })
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: transmuting an integer to a pointer creates a pointer without provenance
[INFO] [stderr]    --> src/tests.rs:105:31
[INFO] [stderr]     |
[INFO] [stderr] 105 |             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is dangerous because dereferencing the resulting pointer is undefined behavior
[INFO] [stderr]     = note: exposed provenance semantics can be used to create a pointer based on some previously exposed provenance
[INFO] [stderr]     = help: if you truly mean to create a pointer without provenance, use `std::ptr::without_provenance_mut`
[INFO] [stderr]     = help: for more information about transmute, see <https://doc.rust-lang.org/std/mem/fn.transmute.html#transmutation-between-pointers-and-integers>
[INFO] [stderr]     = help: for more information about exposed provenance, see <https://doc.rust-lang.org/std/ptr/index.html#exposed-provenance>
[INFO] [stderr] help: use `std::ptr::with_exposed_provenance_mut` instead to use a previously exposed provenance
[INFO] [stderr]     |
[INFO] [stderr] 105 -             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stderr] 105 +             .map(|r| unsafe { &mut *std::ptr::with_exposed_provenance_mut::<pages::LargeObjectPage<'_>>(r as usize) })
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: transmuting an integer to a pointer creates a pointer without provenance
[INFO] [stderr]   --> examples/global_alloc.rs:56:31
[INFO] [stderr]    |
[INFO] [stderr] 56 |             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is dangerous because dereferencing the resulting pointer is undefined behavior
[INFO] [stderr]    = note: exposed provenance semantics can be used to create a pointer based on some previously exposed provenance
[INFO] [stderr]    = help: if you truly mean to create a pointer without provenance, use `std::ptr::without_provenance_mut`
[INFO] [stderr]    = help: for more information about transmute, see <https://doc.rust-lang.org/std/mem/fn.transmute.html#transmutation-between-pointers-and-integers>
[INFO] [stderr]    = help: for more information about exposed provenance, see <https://doc.rust-lang.org/std/ptr/index.html#exposed-provenance>
[INFO] [stderr]    = note: `#[warn(integer_to_ptr_transmutes)]` on by default
[INFO] [stderr] help: use `std::ptr::with_exposed_provenance_mut` instead to use a previously exposed provenance
[INFO] [stderr]    |
[INFO] [stderr] 56 -             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stderr] 56 +             .map(|r| unsafe { &mut *std::ptr::with_exposed_provenance_mut::<slabmalloc::ObjectPage<'_>>(r as usize) })
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: transmuting an integer to a pointer creates a pointer without provenance
[INFO] [stderr]   --> examples/global_alloc.rs:68:31
[INFO] [stderr]    |
[INFO] [stderr] 68 |             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is dangerous because dereferencing the resulting pointer is undefined behavior
[INFO] [stderr]    = note: exposed provenance semantics can be used to create a pointer based on some previously exposed provenance
[INFO] [stderr]    = help: if you truly mean to create a pointer without provenance, use `std::ptr::without_provenance_mut`
[INFO] [stderr]    = help: for more information about transmute, see <https://doc.rust-lang.org/std/mem/fn.transmute.html#transmutation-between-pointers-and-integers>
[INFO] [stderr]    = help: for more information about exposed provenance, see <https://doc.rust-lang.org/std/ptr/index.html#exposed-provenance>
[INFO] [stderr] help: use `std::ptr::with_exposed_provenance_mut` instead to use a previously exposed provenance
[INFO] [stderr]    |
[INFO] [stderr] 68 -             .map(|r| unsafe { transmute(r as usize) })
[INFO] [stderr] 68 +             .map(|r| unsafe { &mut *std::ptr::with_exposed_provenance_mut::<slabmalloc::LargeObjectPage<'_>>(r as usize) })
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: creating a mutable reference to mutable static
[INFO] [stderr]   --> examples/global_alloc.rs:97:17
[INFO] [stderr]    |
[INFO] [stderr] 97 |                 PAGER.allocate_page().expect("Can't allocate page?") as *mut _ as *mut u8
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stderr]    |
[INFO] [stderr]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: creating a mutable reference to mutable static
[INFO] [stderr]    --> examples/global_alloc.rs:102:17
[INFO] [stderr]     |
[INFO] [stderr] 102 |                 PAGER.allocate_large_page().expect("Can't allocate page?") as *mut _ as *mut u8
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stderr]     |
[INFO] [stderr]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr] 
[INFO] [stderr] warning: creating a mutable reference to mutable static
[INFO] [stderr]    --> examples/global_alloc.rs:110:29
[INFO] [stderr]     |
[INFO] [stderr] 110 | ...                   PAGER.allocate_page().map_or(ptr::null_mut(), |page| {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stderr]     |
[INFO] [stderr]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr] 
[INFO] [stderr] warning: creating a mutable reference to mutable static
[INFO] [stderr]    --> examples/global_alloc.rs:121:29
[INFO] [stderr]     |
[INFO] [stderr] 121 | / ...                   PAGER
[INFO] [stderr] 122 | | ...                       .allocate_large_page()
[INFO] [stderr]     | |________________________________________________^ mutable reference to mutable static
[INFO] [stderr]     |
[INFO] [stderr]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `slabmalloc` (lib test) generated 18 warnings (1 duplicate) (run `cargo fix --lib -p slabmalloc --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `slabmalloc` (example "global_alloc") generated 6 warnings (run `cargo fix --example "global_alloc" -p slabmalloc` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/slabmalloc-6e4f99bf2e606491)
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test tests::check_size ... ok
[INFO] [stdout] test tests::jemalloc_allocate_deallocate ... ok
[INFO] [stdout] test tests::check_is_full_8 ... ok
[INFO] [stdout] test tests::check_first_fit ... ok
[INFO] [stdout] test tests::check_is_full_512 ... ok
[INFO] [stdout] test tests::jemalloc_allocate_deallocate_big ... ok
[INFO] [stdout] test tests::issue_9 ... ok
[INFO] [stdout] test tests::iter_empty_list ... ok
[INFO] [stdout] test tests::list_pop ... ok
[INFO] [stdout] test tests::lop_4096_3 ... ok
[INFO] [stdout] test tests::op_10_size2048_alignment1 ... ok
[INFO] [stdout] test tests::op_1024_size24_alignment1 ... ok
[INFO] [stdout] test tests::op_4096_size13_alignment1 ... ok
[INFO] [stdout] test tests::op_3090_size32_alignment1 ... ok
[INFO] [stdout] test tests::op_4096_size15_alignment1 ... ok
[INFO] [stdout] test tests::op_2000_size14_alignment1 ... ok
[INFO] [stdout] test tests::op_1000_size512_alignment1 ... ok
[INFO] [stdout] test tests::op_512_size8_alignment1 ... ok
[INFO] [stdout] test tests::slabmalloc_allocate_deallocate_big ... ok
[INFO] [stdout] test tests::slabmalloc_allocate_deallocate ... ok
[INFO] [stdout] test tests::op_500_size8_alignment64 ... ok
[INFO] [stdout] test tests::op_4096_size12_alignment1 ... ok
[INFO] [stdout] test tests::op_4096_size8_alignment8 ... ok
[INFO] [stdout] test tests::test_bug1 ... ok
[INFO] [stdout] test tests::lop_4096_12 ... ok
[INFO] [stdout] test tests::test_readme ... ok
[INFO] [stdout] test tests::test_readme2 ... ok
[INFO] [stdout] test tests::test_mmap_allocator ... ok
[INFO] [stdout] test tests::op_4096_size64_alignment1 ... ok
[INFO] [stdout] test tests::invalid_alignment - should panic ... ok
[INFO] [stdout] test tests::op_8000_size16_alignment1 ... ok
[INFO] [stdout] test tests::lop_4096_13 ... ok
[INFO] [stdout] test tests::lop_4096_14 ... ok
[INFO] [stdout] test tests::op_4096_size1024_alignment1 ... ok
[INFO] [stdout] test tests::op_10000_size512_alignment1 ... ok
[INFO] [stdout] test tests::lop_4096_15 ... ok
[INFO] [stdout] test tests::lop_4096_16 ... ok
[INFO] [stderr]    Doc-tests slabmalloc
[INFO] [stdout] test tests::lop_4096_17 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.93s
[INFO] [stdout] 
[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" "77fa105e5891b8b4f51307b2a5fdcc2ffff3c66c9443888762816929a2c2b92d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77fa105e5891b8b4f51307b2a5fdcc2ffff3c66c9443888762816929a2c2b92d", kill_on_drop: false }`
[INFO] [stdout] 77fa105e5891b8b4f51307b2a5fdcc2ffff3c66c9443888762816929a2c2b92d
