[INFO] fetching crate arsc-rs 0.1.0...
[INFO] checking arsc-rs-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate arsc-rs 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate arsc-rs 0.1.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arsc-rs 0.1.0
[INFO] finished tweaking crates.io crate arsc-rs 0.1.0
[INFO] tweaked toml for crates.io crate arsc-rs 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding memoffset v0.8.0 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d30826053613d06ec7c7f1eb9b59d73a04ef06a0b6cf152da19f12945ca577e
[INFO] running `Command { std: "docker" "start" "-a" "9d30826053613d06ec7c7f1eb9b59d73a04ef06a0b6cf152da19f12945ca577e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d30826053613d06ec7c7f1eb9b59d73a04ef06a0b6cf152da19f12945ca577e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d30826053613d06ec7c7f1eb9b59d73a04ef06a0b6cf152da19f12945ca577e", kill_on_drop: false }`
[INFO] [stdout] 9d30826053613d06ec7c7f1eb9b59d73a04ef06a0b6cf152da19f12945ca577e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b6bc9af07fa1fbe486848a4fa595ee352de142817bb163537e23ec97934d4e0
[INFO] running `Command { std: "docker" "start" "-a" "2b6bc9af07fa1fbe486848a4fa595ee352de142817bb163537e23ec97934d4e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]     Checking arsc-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `pointer_byte_offsets` has been stable since 1.75.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(pointer_byte_offsets)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `pointer_byte_offsets` has been stable since 1.75.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(pointer_byte_offsets)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/lib.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |         a.inner.as_ptr() == b.inner.as_ptr()
[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] 153 |         std::ptr::addr_eq(a.inner.as_ptr(), b.inner.as_ptr())
[INFO] [stdout]     |         ++++++++++++++++++                ~                 +
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 153 |         std::ptr::eq(a.inner.as_ptr(), b.inner.as_ptr())
[INFO] [stdout]     |         +++++++++++++                ~                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 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/lib.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |         a.inner.as_ptr() == b.inner.as_ptr()
[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] 153 |         std::ptr::addr_eq(a.inner.as_ptr(), b.inner.as_ptr())
[INFO] [stdout]     |         ++++++++++++++++++                ~                 +
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 153 |         std::ptr::eq(a.inner.as_ptr(), b.inner.as_ptr())
[INFO] [stdout]     |         +++++++++++++                ~                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "2b6bc9af07fa1fbe486848a4fa595ee352de142817bb163537e23ec97934d4e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6bc9af07fa1fbe486848a4fa595ee352de142817bb163537e23ec97934d4e0", kill_on_drop: false }`
[INFO] [stdout] 2b6bc9af07fa1fbe486848a4fa595ee352de142817bb163537e23ec97934d4e0