[INFO] fetching crate pebble-skip 0.0.1...
[INFO] checking pebble-skip-0.0.1 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate pebble-skip 0.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate pebble-skip 0.0.1 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pebble-skip 0.0.1
[INFO] finished tweaking crates.io crate pebble-skip 0.0.1
[INFO] tweaked toml for crates.io crate pebble-skip 0.0.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 74a6d4ac3c3c2c7de7cbe6d8ac9f4edf3447ba67bea50a2a35b5cf3723fd2bc1
[INFO] running `Command { std: "docker" "start" "-a" "74a6d4ac3c3c2c7de7cbe6d8ac9f4edf3447ba67bea50a2a35b5cf3723fd2bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74a6d4ac3c3c2c7de7cbe6d8ac9f4edf3447ba67bea50a2a35b5cf3723fd2bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74a6d4ac3c3c2c7de7cbe6d8ac9f4edf3447ba67bea50a2a35b5cf3723fd2bc1", kill_on_drop: false }`
[INFO] [stdout] 74a6d4ac3c3c2c7de7cbe6d8ac9f4edf3447ba67bea50a2a35b5cf3723fd2bc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f99b8a405417926cb347cf02d2160f1ad5c4ffab91e5485c731dee0f128f980d
[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" "f99b8a405417926cb347cf02d2160f1ad5c4ffab91e5485c731dee0f128f980d", kill_on_drop: false }`
[INFO] [stderr]     Checking unsafe_unwrap v0.1.0
[INFO] [stderr]     Checking pebble-sys v0.0.1
[INFO] [stderr]     Checking debugless-unwrap v0.0.4
[INFO] [stderr]     Checking pebble-skip v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::intrinsics::drop_in_place`: no longer an intrinsic - use `ptr::drop_in_place` directly
[INFO] [stdout]   --> src/lib.rs:21:2
[INFO] [stdout]    |
[INFO] [stdout] 21 |     intrinsics::drop_in_place,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::intrinsics::drop_in_place`: no longer an intrinsic - use `ptr::drop_in_place` directly
[INFO] [stdout]   --> src/lib.rs:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 |             drop_in_place(ptr);
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::intrinsics::drop_in_place`: no longer an intrinsic - use `ptr::drop_in_place` directly
[INFO] [stdout]  --> src/standard_c/memory.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     intrinsics::drop_in_place,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::intrinsics::drop_in_place`: no longer an intrinsic - use `ptr::drop_in_place` directly
[INFO] [stdout]    --> src/standard_c/memory.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 |             drop_in_place(discarded)
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::intrinsics::drop_in_place`: no longer an intrinsic - use `ptr::drop_in_place` directly
[INFO] [stdout]    --> src/standard_c/memory.rs:148:2
[INFO] [stdout]     |
[INFO] [stdout] 148 |     drop_in_place(ptr);
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "f99b8a405417926cb347cf02d2160f1ad5c4ffab91e5485c731dee0f128f980d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f99b8a405417926cb347cf02d2160f1ad5c4ffab91e5485c731dee0f128f980d", kill_on_drop: false }`
[INFO] [stdout] f99b8a405417926cb347cf02d2160f1ad5c4ffab91e5485c731dee0f128f980d