[INFO] fetching crate tmfalloc 1.0.1... [INFO] testing tmfalloc-1.0.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate tmfalloc 1.0.1 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate tmfalloc 1.0.1 [INFO] finished tweaking crates.io crate tmfalloc 1.0.1 [INFO] tweaked toml for crates.io crate tmfalloc 1.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tmfalloc 1.0.1 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 45 packages to latest compatible versions [INFO] [stderr] Adding const-str v0.5.7 (available: v1.1.0) [INFO] [stderr] Adding ctor v0.2.9 (available: v0.10.0) [INFO] [stderr] Adding intrusive-collections v0.9.7 (available: v0.10.0) [INFO] [stderr] Adding nix v0.27.1 (available: v0.31.2) [INFO] [stderr] Adding windows v0.51.1 (available: v0.62.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded camino v1.2.2 [INFO] [stderr] Downloaded const-str-proc-macro v0.5.7 [INFO] [stderr] Downloaded const-str v0.5.7 [INFO] [stderr] Downloaded windows-core v0.51.1 [INFO] [stderr] Downloaded test-binary v3.0.2 [INFO] [stderr] Downloaded ctor v0.2.9 [INFO] [stderr] Downloaded nix v0.27.1 [INFO] [stderr] Downloaded intrusive-collections v0.9.7 [INFO] [stderr] Downloaded cargo-platform v0.1.9 [INFO] [stderr] Downloaded cargo_metadata v0.15.4 [INFO] [stderr] Downloaded windows v0.51.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 426123689bdf132a6913ef3f0c83dbaaa5ab07b7b7657880151e2505f75e6ae6 [INFO] running `Command { std: "docker" "start" "-a" "426123689bdf132a6913ef3f0c83dbaaa5ab07b7b7657880151e2505f75e6ae6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "426123689bdf132a6913ef3f0c83dbaaa5ab07b7b7657880151e2505f75e6ae6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "426123689bdf132a6913ef3f0c83dbaaa5ab07b7b7657880151e2505f75e6ae6", kill_on_drop: false }` [INFO] [stdout] 426123689bdf132a6913ef3f0c83dbaaa5ab07b7b7657880151e2505f75e6ae6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dfdbf7c9a19cb5c31641c0d5c84c31043a9f5e482d285f05863596c67d27e7e8 [INFO] running `Command { std: "docker" "start" "-a" "dfdbf7c9a19cb5c31641c0d5c84c31043a9f5e482d285f05863596c67d27e7e8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.185 [INFO] [stderr] Compiling bitflags v2.11.1 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling intrusive-collections v0.9.7 [INFO] [stderr] Compiling nix v0.27.1 [INFO] [stderr] Compiling errno v0.3.14 [INFO] [stderr] Compiling const-str-proc-macro v0.5.7 [INFO] [stderr] Compiling ctor v0.2.9 [INFO] [stderr] Compiling const-str v0.5.7 [INFO] [stderr] Compiling tmfalloc v1.0.1 (/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:313:5 [INFO] [stdout] | [INFO] [stdout] 313 | const_mut_refs, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `alloc_layout_extra` has been stable since 1.95.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:314:5 [INFO] [stdout] | [INFO] [stdout] 314 | alloc_layout_extra, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `ptr_alignment_type` [INFO] [stdout] --> src/allocator.rs:93:40 [INFO] [stdout] | [INFO] [stdout] 93 | let s = layout.size() + layout.padding_needed_for(ALLOCATION_QUANTUM); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #102070 for more information [INFO] [stdout] = help: add `#![feature(ptr_alignment_type)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2026-03-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/allocator.rs:93:59 [INFO] [stdout] | [INFO] [stdout] 93 | let s = layout.size() + layout.padding_needed_for(ALLOCATION_QUANTUM); [INFO] [stdout] | ------------------ ^^^^^^^^^^^^^^^^^^ expected `Alignment`, found `usize` [INFO] [stdout] | | [INFO] [stdout] | arguments to this method are incorrect [INFO] [stdout] | [INFO] [stdout] note: method defined here [INFO] [stdout] --> /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/alloc/layout.rs:335:17 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `ptr_alignment_type` [INFO] [stdout] --> src/allocator.rs:99:40 [INFO] [stdout] | [INFO] [stdout] 99 | let s = layout.size() + layout.padding_needed_for(ALLOCATION_QUANTUM); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #102070 for more information [INFO] [stdout] = help: add `#![feature(ptr_alignment_type)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2026-03-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/allocator.rs:99:59 [INFO] [stdout] | [INFO] [stdout] 99 | let s = layout.size() + layout.padding_needed_for(ALLOCATION_QUANTUM); [INFO] [stdout] | ------------------ ^^^^^^^^^^^^^^^^^^ expected `Alignment`, found `usize` [INFO] [stdout] | | [INFO] [stdout] | arguments to this method are incorrect [INFO] [stdout] | [INFO] [stdout] note: method defined here [INFO] [stdout] --> /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/alloc/layout.rs:335:17 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `ptr_alignment_type` [INFO] [stdout] --> src/allocator.rs:113:35 [INFO] [stdout] | [INFO] [stdout] 113 | let os = old.size() + old.padding_needed_for(ALLOCATION_QUANTUM); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #102070 for more information [INFO] [stdout] = help: add `#![feature(ptr_alignment_type)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2026-03-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/allocator.rs:113:54 [INFO] [stdout] | [INFO] [stdout] 113 | let os = old.size() + old.padding_needed_for(ALLOCATION_QUANTUM); [INFO] [stdout] | ------------------ ^^^^^^^^^^^^^^^^^^ expected `Alignment`, found `usize` [INFO] [stdout] | | [INFO] [stdout] | arguments to this method are incorrect [INFO] [stdout] | [INFO] [stdout] note: method defined here [INFO] [stdout] --> /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/alloc/layout.rs:335:17 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `ptr_alignment_type` [INFO] [stdout] --> src/allocator.rs:114:35 [INFO] [stdout] | [INFO] [stdout] 114 | let ns = new.size() + new.padding_needed_for(ALLOCATION_QUANTUM); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #102070 for more information [INFO] [stdout] = help: add `#![feature(ptr_alignment_type)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2026-03-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/allocator.rs:114:54 [INFO] [stdout] | [INFO] [stdout] 114 | let ns = new.size() + new.padding_needed_for(ALLOCATION_QUANTUM); [INFO] [stdout] | ------------------ ^^^^^^^^^^^^^^^^^^ expected `Alignment`, found `usize` [INFO] [stdout] | | [INFO] [stdout] | arguments to this method are incorrect [INFO] [stdout] | [INFO] [stdout] note: method defined here [INFO] [stdout] --> /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/alloc/layout.rs:335:17 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `ptr_alignment_type` [INFO] [stdout] --> src/allocator.rs:146:35 [INFO] [stdout] | [INFO] [stdout] 146 | let os = old.size() + old.padding_needed_for(ALLOCATION_QUANTUM); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #102070 for more information [INFO] [stdout] = help: add `#![feature(ptr_alignment_type)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2026-03-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/allocator.rs:146:54 [INFO] [stdout] | [INFO] [stdout] 146 | let os = old.size() + old.padding_needed_for(ALLOCATION_QUANTUM); [INFO] [stdout] | ------------------ ^^^^^^^^^^^^^^^^^^ expected `Alignment`, found `usize` [INFO] [stdout] | | [INFO] [stdout] | arguments to this method are incorrect [INFO] [stdout] | [INFO] [stdout] note: method defined here [INFO] [stdout] --> /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/alloc/layout.rs:335:17 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `ptr_alignment_type` [INFO] [stdout] --> src/allocator.rs:147:35 [INFO] [stdout] | [INFO] [stdout] 147 | let ns = new.size() + new.padding_needed_for(ALLOCATION_QUANTUM); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #102070 for more information [INFO] [stdout] = help: add `#![feature(ptr_alignment_type)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2026-03-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/allocator.rs:147:54 [INFO] [stdout] | [INFO] [stdout] 147 | let ns = new.size() + new.padding_needed_for(ALLOCATION_QUANTUM); [INFO] [stdout] | ------------------ ^^^^^^^^^^^^^^^^^^ expected `Alignment`, found `usize` [INFO] [stdout] | | [INFO] [stdout] | arguments to this method are incorrect [INFO] [stdout] | [INFO] [stdout] note: method defined here [INFO] [stdout] --> /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/alloc/layout.rs:335:17 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tmfalloc` (lib) due to 12 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "dfdbf7c9a19cb5c31641c0d5c84c31043a9f5e482d285f05863596c67d27e7e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfdbf7c9a19cb5c31641c0d5c84c31043a9f5e482d285f05863596c67d27e7e8", kill_on_drop: false }` [INFO] [stdout] dfdbf7c9a19cb5c31641c0d5c84c31043a9f5e482d285f05863596c67d27e7e8