[INFO] fetching crate heap-ap 1.0.0...
[INFO] testing heap-ap-1.0.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate heap-ap 1.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate heap-ap 1.0.0
[INFO] finished tweaking crates.io crate heap-ap 1.0.0
[INFO] tweaked toml for crates.io crate heap-ap 1.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate heap-ap 1.0.0 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 2 packages to latest compatible versions
[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 cheap v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 25b801f30cad44d3b650ce279fd6a6249c2f98cea3eac751fe2825bfb6a98e14
[INFO] running `Command { std: "docker" "start" "-a" "25b801f30cad44d3b650ce279fd6a6249c2f98cea3eac751fe2825bfb6a98e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25b801f30cad44d3b650ce279fd6a6249c2f98cea3eac751fe2825bfb6a98e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25b801f30cad44d3b650ce279fd6a6249c2f98cea3eac751fe2825bfb6a98e14", kill_on_drop: false }`
[INFO] [stdout] 25b801f30cad44d3b650ce279fd6a6249c2f98cea3eac751fe2825bfb6a98e14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 80757a36e38d8d7cb734646cdbe0c3fcf84d1171377d619007dbef2e2e991046
[INFO] running `Command { std: "docker" "start" "-a" "80757a36e38d8d7cb734646cdbe0c3fcf84d1171377d619007dbef2e2e991046", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling cheap v1.0.2
[INFO] [stderr]    Compiling heap-ap v1.0.0 (/opt/rustwide/workdir)
[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:3:48
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(feature = "allocator-api", feature(alloc_layout_extra))]
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `dangling` found for struct `Layout` in the current scope
[INFO] [stdout]   --> src/lib.rs:75:58
[INFO] [stdout]    |
[INFO] [stdout] 75 |             0 => Ok(NonNull::slice_from_raw_parts(layout.dangling(), 0)),
[INFO] [stdout]    |                                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `dangling_ptr` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 75 |             0 => Ok(NonNull::slice_from_raw_parts(layout.dangling_ptr(), 0)),
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `dangling` found for struct `Layout` in the current scope
[INFO] [stdout]    --> src/lib.rs:164:61
[INFO] [stdout]     |
[INFO] [stdout] 164 |                 Ok(NonNull::slice_from_raw_parts(new_layout.dangling(), 0))
[INFO] [stdout]     |                                                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `dangling_ptr` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 164 |                 Ok(NonNull::slice_from_raw_parts(new_layout.dangling_ptr(), 0))
[INFO] [stdout]     |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `heap-ap` (lib) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "80757a36e38d8d7cb734646cdbe0c3fcf84d1171377d619007dbef2e2e991046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80757a36e38d8d7cb734646cdbe0c3fcf84d1171377d619007dbef2e2e991046", kill_on_drop: false }`
[INFO] [stdout] 80757a36e38d8d7cb734646cdbe0c3fcf84d1171377d619007dbef2e2e991046