[INFO] fetching crate os_bootinfo 0.2.1...
[INFO] testing os_bootinfo-0.2.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate os_bootinfo 0.2.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate os_bootinfo 0.2.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", 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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4dfd0aaed8ddeaa654fd46c8da099541797c7b88b8f0df37a15b857eeab0747
[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" "f4dfd0aaed8ddeaa654fd46c8da099541797c7b88b8f0df37a15b857eeab0747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4dfd0aaed8ddeaa654fd46c8da099541797c7b88b8f0df37a15b857eeab0747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4dfd0aaed8ddeaa654fd46c8da099541797c7b88b8f0df37a15b857eeab0747", kill_on_drop: false }`
[INFO] [stdout] f4dfd0aaed8ddeaa654fd46c8da099541797c7b88b8f0df37a15b857eeab0747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41290e10e0da7ab73c1b99b597462034a00ff1096acd24022c43d6476c9389fe
[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" "41290e10e0da7ab73c1b99b597462034a00ff1096acd24022c43d6476c9389fe", 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 1.02s
[INFO] running `Command { std: "docker" "inspect" "41290e10e0da7ab73c1b99b597462034a00ff1096acd24022c43d6476c9389fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41290e10e0da7ab73c1b99b597462034a00ff1096acd24022c43d6476c9389fe", kill_on_drop: false }`
[INFO] [stdout] 41290e10e0da7ab73c1b99b597462034a00ff1096acd24022c43d6476c9389fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", 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] 47a15684b54fa8133dc5c873a3540b2f4bbdde2cdce3532abc40a27f16dfeaa4
[INFO] running `Command { std: "docker" "start" "-a" "47a15684b54fa8133dc5c873a3540b2f4bbdde2cdce3532abc40a27f16dfeaa4", 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 1.23s
[INFO] running `Command { std: "docker" "inspect" "47a15684b54fa8133dc5c873a3540b2f4bbdde2cdce3532abc40a27f16dfeaa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47a15684b54fa8133dc5c873a3540b2f4bbdde2cdce3532abc40a27f16dfeaa4", kill_on_drop: false }`
[INFO] [stdout] 47a15684b54fa8133dc5c873a3540b2f4bbdde2cdce3532abc40a27f16dfeaa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd60594fe994c8ea13ba28b9e92dd2319d340e51569d3defec0327339f68d67c
[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" "dd60594fe994c8ea13ba28b9e92dd2319d340e51569d3defec0327339f68d67c", kill_on_drop: false }`
[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] 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 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/os_bootinfo-77a3940c9deaa708
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dd60594fe994c8ea13ba28b9e92dd2319d340e51569d3defec0327339f68d67c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd60594fe994c8ea13ba28b9e92dd2319d340e51569d3defec0327339f68d67c", kill_on_drop: false }`
[INFO] [stdout] dd60594fe994c8ea13ba28b9e92dd2319d340e51569d3defec0327339f68d67c