[INFO] fetching crate os_bootinfo 0.2.1...
[INFO] checking os_bootinfo-0.2.1 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate os_bootinfo 0.2.1 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate os_bootinfo 0.2.1 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate os_bootinfo 0.2.1
[INFO] finished tweaking crates.io crate os_bootinfo 0.2.1
[INFO] tweaked toml for crates.io crate os_bootinfo 0.2.1 written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73394bb5188e76b451d8ac9537d8c030f4683dd2133502eb4bcbf437ea963039
[INFO] running `Command { std: "docker" "start" "-a" "73394bb5188e76b451d8ac9537d8c030f4683dd2133502eb4bcbf437ea963039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73394bb5188e76b451d8ac9537d8c030f4683dd2133502eb4bcbf437ea963039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73394bb5188e76b451d8ac9537d8c030f4683dd2133502eb4bcbf437ea963039", kill_on_drop: false }`
[INFO] [stdout] 73394bb5188e76b451d8ac9537d8c030f4683dd2133502eb4bcbf437ea963039
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85e93418802f33d9642f0c9412616f9d7214d94faceecd5419ea876c383d7737
[INFO] running `Command { std: "docker" "start" "-a" "85e93418802f33d9642f0c9412616f9d7214d94faceecd5419ea876c383d7737", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking os_bootinfo v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `_improper_ctypes_check` redeclared with a different signature
[INFO] [stdout]    --> src/lib.rs:37:5
[INFO] [stdout]     |
[INFO] [stdout] 37  |     fn _improper_ctypes_check(_boot_info: BootInfo);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/memory_map.rs:205:5
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn _improper_ctypes_check(_boot_info: MemoryMap);
[INFO] [stdout]     |     ------------------------------------------------- `_improper_ctypes_check` previously declared here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stdout]     = note: expected `unsafe extern "C" fn(memory_map::MemoryMap)`
[INFO] [stdout]                found `unsafe extern "C" fn(BootInfo)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `_improper_ctypes_check` redeclared with a different signature
[INFO] [stdout]    --> src/lib.rs:37:5
[INFO] [stdout]     |
[INFO] [stdout] 37  |     fn _improper_ctypes_check(_boot_info: BootInfo);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/memory_map.rs:205:5
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn _improper_ctypes_check(_boot_info: MemoryMap);
[INFO] [stdout]     |     ------------------------------------------------- `_improper_ctypes_check` previously declared here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stdout]     = note: expected `unsafe extern "C" fn(memory_map::MemoryMap)`
[INFO] [stdout]                found `unsafe extern "C" fn(BootInfo)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "85e93418802f33d9642f0c9412616f9d7214d94faceecd5419ea876c383d7737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e93418802f33d9642f0c9412616f9d7214d94faceecd5419ea876c383d7737", kill_on_drop: false }`
[INFO] [stdout] 85e93418802f33d9642f0c9412616f9d7214d94faceecd5419ea876c383d7737