[INFO] fetching crate slab_allocator 0.3.5...
[INFO] checking slab_allocator-0.3.5 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate slab_allocator 0.3.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate slab_allocator 0.3.5 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slab_allocator 0.3.5
[INFO] finished tweaking crates.io crate slab_allocator 0.3.5
[INFO] tweaked toml for crates.io crate slab_allocator 0.3.5 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 788b356d5867a86e35980855dd149b7b35318dbd11a2e24010815f6e8630f3d2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "788b356d5867a86e35980855dd149b7b35318dbd11a2e24010815f6e8630f3d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "788b356d5867a86e35980855dd149b7b35318dbd11a2e24010815f6e8630f3d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "788b356d5867a86e35980855dd149b7b35318dbd11a2e24010815f6e8630f3d2", kill_on_drop: false }`
[INFO] [stdout] 788b356d5867a86e35980855dd149b7b35318dbd11a2e24010815f6e8630f3d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7a489ac1742548fcf609b99003676b482779a0eaa1b805df05d8d56f26e51434
[INFO] running `Command { std: "docker" "start" "-a" "7a489ac1742548fcf609b99003676b482779a0eaa1b805df05d8d56f26e51434", kill_on_drop: false }`
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]     Checking linked_list_allocator v0.6.6
[INFO] [stdout] error[E0050]: method `alloc` has 2 parameters but the declaration in trait `core::alloc::AllocRef::alloc` has 3
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked_list_allocator-0.6.6/src/lib.rs:133:21
[INFO] [stdout]     |
[INFO] [stdout] 133 |     unsafe fn alloc(&mut self, layout: Layout) -> Result<NonNull<u8>, AllocErr> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^ expected 3 parameters, found 2
[INFO] [stdout]     |
[INFO] [stdout]     = note: `alloc` from trait: `fn(&mut Self, core::alloc::Layout, core::alloc::AllocInit) -> core::result::Result<core::alloc::MemoryBlock, core::alloc::AllocErr>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0050`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `linked_list_allocator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7a489ac1742548fcf609b99003676b482779a0eaa1b805df05d8d56f26e51434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a489ac1742548fcf609b99003676b482779a0eaa1b805df05d8d56f26e51434", kill_on_drop: false }`
[INFO] [stdout] 7a489ac1742548fcf609b99003676b482779a0eaa1b805df05d8d56f26e51434