[INFO] fetching crate arcu 0.1.1...
[INFO] checking arcu-0.1.1 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate arcu 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate arcu 0.1.1 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arcu 0.1.1
[INFO] finished tweaking crates.io crate arcu 0.1.1
[INFO] tweaked toml for crates.io crate arcu 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f154de14a704b15fa223aee06a359be113614cc9f40ae40def701c70d33d609
[INFO] running `Command { std: "docker" "start" "-a" "0f154de14a704b15fa223aee06a359be113614cc9f40ae40def701c70d33d609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f154de14a704b15fa223aee06a359be113614cc9f40ae40def701c70d33d609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f154de14a704b15fa223aee06a359be113614cc9f40ae40def701c70d33d609", kill_on_drop: false }`
[INFO] [stdout] 0f154de14a704b15fa223aee06a359be113614cc9f40ae40def701c70d33d609
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13e7bb32dcba208b09f04ddb21895977cdfe403e8dcf35521f5631bc7980e2ac
[INFO] running `Command { std: "docker" "start" "-a" "13e7bb32dcba208b09f04ddb21895977cdfe403e8dcf35521f5631bc7980e2ac", kill_on_drop: false }`
[INFO] [stderr]     Checking arcu v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `thread_local_counters`
[INFO] [stdout]   --> src/atomic.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[cfg(feature = "thread_local_counters")]
[INFO] [stdout]    |       ^^^^^^^^^^-----------------------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: there is a expected value with a similar name: `"thread_local_counter"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `global_counters`, `std`, and `thread_local_counter`
[INFO] [stdout]    = help: consider adding `thread_local_counters` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `thread_local_counters`
[INFO] [stdout]   --> src/atomic.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |         #[cfg(feature = "thread_local_counters")]
[INFO] [stdout]    |               ^^^^^^^^^^-----------------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"thread_local_counter"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `global_counters`, `std`, and `thread_local_counter`
[INFO] [stdout]    = help: consider adding `thread_local_counters` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `thread_local_counters`
[INFO] [stdout]   --> src/atomic.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |         #[cfg(not(feature = "thread_local_counters"))]
[INFO] [stdout]    |                   ^^^^^^^^^^-----------------------
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: there is a expected value with a similar name: `"thread_local_counter"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `global_counters`, `std`, and `thread_local_counter`
[INFO] [stdout]    = help: consider adding `thread_local_counters` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `thread_local_counters`
[INFO] [stdout]   --> src/atomic.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[cfg(feature = "thread_local_counters")]
[INFO] [stdout]    |       ^^^^^^^^^^-----------------------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: there is a expected value with a similar name: `"thread_local_counter"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `global_counters`, `std`, and `thread_local_counter`
[INFO] [stdout]    = help: consider adding `thread_local_counters` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `thread_local_counters`
[INFO] [stdout]   --> src/atomic.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |         #[cfg(feature = "thread_local_counters")]
[INFO] [stdout]    |               ^^^^^^^^^^-----------------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"thread_local_counter"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `global_counters`, `std`, and `thread_local_counter`
[INFO] [stdout]    = help: consider adding `thread_local_counters` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `thread_local_counters`
[INFO] [stdout]   --> src/atomic.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |         #[cfg(not(feature = "thread_local_counters"))]
[INFO] [stdout]    |                   ^^^^^^^^^^-----------------------
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: there is a expected value with a similar name: `"thread_local_counter"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `global_counters`, `std`, and `thread_local_counter`
[INFO] [stdout]    = help: consider adding `thread_local_counters` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]   --> src/rcu_ref.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         this.data == other.data
[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] 64 |         std::ptr::addr_eq(this.data.as_ptr(), other.data.as_ptr())
[INFO] [stdout]    |         ++++++++++++++++++         ~~~~~~~~~~           ++++++++++
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]    |
[INFO] [stdout] 64 |         std::ptr::eq(this.data.as_ptr(), other.data.as_ptr())
[INFO] [stdout]    |         +++++++++++++         ~~~~~~~~~~           ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]   --> src/rcu_ref.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         this.data == other.data
[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] 64 |         std::ptr::addr_eq(this.data.as_ptr(), other.data.as_ptr())
[INFO] [stdout]    |         ++++++++++++++++++         ~~~~~~~~~~           ++++++++++
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]    |
[INFO] [stdout] 64 |         std::ptr::eq(this.data.as_ptr(), other.data.as_ptr())
[INFO] [stdout]    |         +++++++++++++         ~~~~~~~~~~           ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Loud` is never constructed
[INFO] [stdout]   --> tests/basic.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Loud<T: Debug>(T);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "13e7bb32dcba208b09f04ddb21895977cdfe403e8dcf35521f5631bc7980e2ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13e7bb32dcba208b09f04ddb21895977cdfe403e8dcf35521f5631bc7980e2ac", kill_on_drop: false }`
[INFO] [stdout] 13e7bb32dcba208b09f04ddb21895977cdfe403e8dcf35521f5631bc7980e2ac
