[INFO] cloning repository https://github.com/Esu0/doubly-linked-list
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Esu0/doubly-linked-list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEsu0%2Fdoubly-linked-list", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEsu0%2Fdoubly-linked-list'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 308aefceccb5f728c89f7a6ef1f9a2ee71a80734
[INFO] checking Esu0/doubly-linked-list against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEsu0%2Fdoubly-linked-list" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Esu0/doubly-linked-list
[INFO] finished tweaking git repo https://github.com/Esu0/doubly-linked-list
[INFO] tweaked toml for git repo https://github.com/Esu0/doubly-linked-list written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Esu0/doubly-linked-list on toolchain 5c543b0b8c73c7b72bc8284ced4fb22ead15734d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Esu0/doubly-linked-list 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" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/Esu0/debug-allocator`
[INFO] [stderr]     Updating git repository `https://github.com/Esu0/detect-drop`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thin-dst v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 93db0969c77a6d25ff788dd082c943cb39809b6bc735ebee2357ac8558678f52
[INFO] running `Command { std: "docker" "start" "93db0969c77a6d25ff788dd082c943cb39809b6bc735ebee2357ac8558678f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93db0969c77a6d25ff788dd082c943cb39809b6bc735ebee2357ac8558678f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "93db0969c77a6d25ff788dd082c943cb39809b6bc735ebee2357ac8558678f52" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93db0969c77a6d25ff788dd082c943cb39809b6bc735ebee2357ac8558678f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "93db0969c77a6d25ff788dd082c943cb39809b6bc735ebee2357ac8558678f52" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking thin-dst v1.1.0
[INFO] [stderr]     Checking debug-allocator v0.1.2 (https://github.com/Esu0/debug-allocator#45877450)
[INFO] [stderr]     Checking detect-drop v0.1.0 (https://github.com/Esu0/detect-drop#10b9a549)
[INFO] [stderr]     Checking doubly-linked-list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `allocator_api` has been partially stabilized since 1.101.0-nightly and is succeeded by the feature `allocator_ext`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] help: if you are using features which are still unstable, change to using `allocator_ext`
[INFO] [stdout]   |
[INFO] [stdout] 1 - #![feature(allocator_api)]
[INFO] [stdout] 1 + #![feature(allocator_ext)]
[INFO] [stdout]   |
[INFO] [stdout] help: if you are using features which are now stable, remove this line
[INFO] [stdout]   |
[INFO] [stdout] 1 - #![feature(allocator_api)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `allocator_api` has been partially stabilized since 1.101.0-nightly and is succeeded by the feature `allocator_ext`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] help: if you are using features which are still unstable, change to using `allocator_ext`
[INFO] [stdout]   |
[INFO] [stdout] 1 - #![feature(allocator_api)]
[INFO] [stdout] 1 + #![feature(allocator_ext)]
[INFO] [stdout]   |
[INFO] [stdout] help: if you are using features which are now stable, remove this line
[INFO] [stdout]   |
[INFO] [stdout] 1 - #![feature(allocator_api)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/base.rs:521:9
[INFO] [stdout]     |
[INFO] [stdout] 521 |         self.0.eq(&other.0)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 521 -         self.0.eq(&other.0)
[INFO] [stdout] 521 +         std::ptr::addr_eq(self.0.as_ptr(), other.0.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 521 -         self.0.eq(&other.0)
[INFO] [stdout] 521 +         std::ptr::eq(self.0.as_ptr(), other.0.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/base.rs:525:9
[INFO] [stdout]     |
[INFO] [stdout] 525 |         self.0.ne(&other.0)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 525 -         self.0.ne(&other.0)
[INFO] [stdout] 525 +         !std::ptr::addr_eq(self.0.as_ptr(), other.0.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 525 -         self.0.ne(&other.0)
[INFO] [stdout] 525 +         !std::ptr::eq(self.0.as_ptr(), other.0.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/util/exact_size.rs:495:38
[INFO] [stdout]     |
[INFO] [stdout] 495 |                     .find(|(_, ptr)| *ptr == pointer.as_ptr_node())
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 495 -                     .find(|(_, ptr)| *ptr == pointer.as_ptr_node())
[INFO] [stdout] 495 +                     .find(|(_, ptr)| std::ptr::addr_eq(*ptr.as_ptr(), pointer.as_ptr_node().as_ptr()))
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 495 -                     .find(|(_, ptr)| *ptr == pointer.as_ptr_node())
[INFO] [stdout] 495 +                     .find(|(_, ptr)| std::ptr::eq(*ptr.as_ptr(), pointer.as_ptr_node().as_ptr()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/base.rs:521:9
[INFO] [stdout]     |
[INFO] [stdout] 521 |         self.0.eq(&other.0)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 521 -         self.0.eq(&other.0)
[INFO] [stdout] 521 +         std::ptr::addr_eq(self.0.as_ptr(), other.0.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 521 -         self.0.eq(&other.0)
[INFO] [stdout] 521 +         std::ptr::eq(self.0.as_ptr(), other.0.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/base.rs:525:9
[INFO] [stdout]     |
[INFO] [stdout] 525 |         self.0.ne(&other.0)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 525 -         self.0.ne(&other.0)
[INFO] [stdout] 525 +         !std::ptr::addr_eq(self.0.as_ptr(), other.0.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 525 -         self.0.ne(&other.0)
[INFO] [stdout] 525 +         !std::ptr::eq(self.0.as_ptr(), other.0.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/util/exact_size.rs:495:38
[INFO] [stdout]     |
[INFO] [stdout] 495 |                     .find(|(_, ptr)| *ptr == pointer.as_ptr_node())
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 495 -                     .find(|(_, ptr)| *ptr == pointer.as_ptr_node())
[INFO] [stdout] 495 +                     .find(|(_, ptr)| std::ptr::addr_eq(*ptr.as_ptr(), pointer.as_ptr_node().as_ptr()))
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 495 -                     .find(|(_, ptr)| *ptr == pointer.as_ptr_node())
[INFO] [stdout] 495 +                     .find(|(_, ptr)| std::ptr::eq(*ptr.as_ptr(), pointer.as_ptr_node().as_ptr()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `thin-dst`
[INFO] [stderr]  --> Cargo.toml:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | thin-dst = "1.1.0"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `thin-dst`
[INFO] [stderr] warning: `doubly-linked-list` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "93db0969c77a6d25ff788dd082c943cb39809b6bc735ebee2357ac8558678f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93db0969c77a6d25ff788dd082c943cb39809b6bc735ebee2357ac8558678f52", kill_on_drop: false }`
[INFO] [stdout] 93db0969c77a6d25ff788dd082c943cb39809b6bc735ebee2357ac8558678f52