[INFO] fetching crate os_bootinfo 0.2.1...
[INFO] testing os_bootinfo-0.2.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate os_bootinfo 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate os_bootinfo 0.2.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9187beea87f34feaca82257929bdee8c72057ec2412a32fbd1f5951cf43b121
[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" "a9187beea87f34feaca82257929bdee8c72057ec2412a32fbd1f5951cf43b121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9187beea87f34feaca82257929bdee8c72057ec2412a32fbd1f5951cf43b121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9187beea87f34feaca82257929bdee8c72057ec2412a32fbd1f5951cf43b121", kill_on_drop: false }`
[INFO] [stdout] a9187beea87f34feaca82257929bdee8c72057ec2412a32fbd1f5951cf43b121
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0f59499ed282864f207f095992f9564538227f721d3d759f0b9dcb65bac275f
[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" "f0f59499ed282864f207f095992f9564538227f721d3d759f0b9dcb65bac275f", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "f0f59499ed282864f207f095992f9564538227f721d3d759f0b9dcb65bac275f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0f59499ed282864f207f095992f9564538227f721d3d759f0b9dcb65bac275f", kill_on_drop: false }`
[INFO] [stdout] f0f59499ed282864f207f095992f9564538227f721d3d759f0b9dcb65bac275f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 630fb5249fbaf4a89f9471cde2a705b0fa768fc53c106394b350f4aa2d46f6dd
[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" "630fb5249fbaf4a89f9471cde2a705b0fa768fc53c106394b350f4aa2d46f6dd", kill_on_drop: false }`
[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] [stderr]    Compiling os_bootinfo v0.2.1 (/opt/rustwide/workdir)
[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 test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "630fb5249fbaf4a89f9471cde2a705b0fa768fc53c106394b350f4aa2d46f6dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "630fb5249fbaf4a89f9471cde2a705b0fa768fc53c106394b350f4aa2d46f6dd", kill_on_drop: false }`
[INFO] [stdout] 630fb5249fbaf4a89f9471cde2a705b0fa768fc53c106394b350f4aa2d46f6dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c342359530a6ae8bd720c8a5a8d211bf77b9286aee0d78e6a2ef2adf3eff814
[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" "6c342359530a6ae8bd720c8a5a8d211bf77b9286aee0d78e6a2ef2adf3eff814", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: `_improper_ctypes_check` redeclared with a different signature
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/lib.rs:37:5
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 37  |     fn _improper_ctypes_check(_boot_info: BootInfo);
[INFO] [stdout] 
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/memory_map.rs:205:5
[INFO] [stderr]     |
[INFO] [stderr] 205 |     fn _improper_ctypes_check(_boot_info: MemoryMap);
[INFO] [stderr]     |     ------------------------------------------------- `_improper_ctypes_check` previously declared here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stderr]     = note: expected `unsafe extern "C" fn(memory_map::MemoryMap)`
[INFO] [stderr]                found `unsafe extern "C" fn(BootInfo)`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: `_improper_ctypes_check` redeclared with a different signature
[INFO] [stderr]    --> src/lib.rs:37:5
[INFO] [stderr]     |
[INFO] [stderr] 37  |     fn _improper_ctypes_check(_boot_info: BootInfo);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/memory_map.rs:205:5
[INFO] [stderr]     |
[INFO] [stderr] 205 |     fn _improper_ctypes_check(_boot_info: MemoryMap);
[INFO] [stderr]     |     ------------------------------------------------- `_improper_ctypes_check` previously declared here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stderr]     = note: expected `unsafe extern "C" fn(memory_map::MemoryMap)`
[INFO] [stderr]                found `unsafe extern "C" fn(BootInfo)`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/os_bootinfo-9db15a92ecfea56f)
[INFO] [stderr]    Doc-tests os_bootinfo
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6c342359530a6ae8bd720c8a5a8d211bf77b9286aee0d78e6a2ef2adf3eff814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c342359530a6ae8bd720c8a5a8d211bf77b9286aee0d78e6a2ef2adf3eff814", kill_on_drop: false }`
[INFO] [stdout] 6c342359530a6ae8bd720c8a5a8d211bf77b9286aee0d78e6a2ef2adf3eff814