[INFO] fetching crate allocator-suite 0.1.7...
[INFO] checking allocator-suite-0.1.7 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate allocator-suite 0.1.7 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate allocator-suite 0.1.7 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate allocator-suite 0.1.7
[INFO] finished tweaking crates.io crate allocator-suite 0.1.7
[INFO] tweaked toml for crates.io crate allocator-suite 0.1.7 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate allocator-suite 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2aeee60a6283e3a463ca380317473a0f926be2ef1981405bf452677c81f92a1
[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" "d2aeee60a6283e3a463ca380317473a0f926be2ef1981405bf452677c81f92a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2aeee60a6283e3a463ca380317473a0f926be2ef1981405bf452677c81f92a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2aeee60a6283e3a463ca380317473a0f926be2ef1981405bf452677c81f92a1", kill_on_drop: false }`
[INFO] [stdout] d2aeee60a6283e3a463ca380317473a0f926be2ef1981405bf452677c81f92a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba6f639e04c9ac909605b39d8b3ed35cea2349f0663371da415da4109b9fe538
[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" "ba6f639e04c9ac909605b39d8b3ed35cea2349f0663371da415da4109b9fe538", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking allocator-suite v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0053]: method `alloc` has an incompatible type for trait
[INFO] [stdout]   --> src/adaptors/allocator_adaptor.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn alloc(&mut self, layout: Layout) -> Result<NonNull<[u8]>, AllocErr> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `fn(&AllocatorAdaptor<'a, A>, Layout) -> std::result::Result<_, _>`
[INFO] [stdout]               found fn pointer `fn(&mut AllocatorAdaptor<'a, A>, Layout) -> std::result::Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `dealloc` has an incompatible type for trait
[INFO] [stdout]   --> src/adaptors/allocator_adaptor.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     unsafe fn dealloc(&mut self, ptr: MemoryAddress, layout: Layout) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `unsafe fn(&AllocatorAdaptor<'a, A>, NonNull<_>, Layout)`
[INFO] [stdout]               found fn pointer `unsafe fn(&mut AllocatorAdaptor<'a, A>, NonNull<_>, Layout)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `alloc` has an incompatible type for trait
[INFO] [stdout]   --> src/adaptors/allocator_adaptor.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn alloc(&mut self, layout: Layout) -> Result<NonNull<[u8]>, AllocErr> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `fn(&AllocatorAdaptor<'a, A>, Layout) -> std::result::Result<_, _>`
[INFO] [stdout]               found fn pointer `fn(&mut AllocatorAdaptor<'a, A>, Layout) -> std::result::Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `dealloc` has an incompatible type for trait
[INFO] [stdout]   --> src/adaptors/allocator_adaptor.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     unsafe fn dealloc(&mut self, ptr: MemoryAddress, layout: Layout) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `unsafe fn(&AllocatorAdaptor<'a, A>, NonNull<_>, Layout)`
[INFO] [stdout]               found fn pointer `unsafe fn(&mut AllocatorAdaptor<'a, A>, NonNull<_>, Layout)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::extensions::prelude`
[INFO] [stdout]  --> src/allocators/allocator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::extensions::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `allocator-suite`
[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] [stdout] warning: unused import: `crate::extensions::prelude`
[INFO] [stdout]  --> src/allocators/allocator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::extensions::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ba6f639e04c9ac909605b39d8b3ed35cea2349f0663371da415da4109b9fe538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba6f639e04c9ac909605b39d8b3ed35cea2349f0663371da415da4109b9fe538", kill_on_drop: false }`
[INFO] [stdout] ba6f639e04c9ac909605b39d8b3ed35cea2349f0663371da415da4109b9fe538