[INFO] fetching crate libblkid-sys 0.1.0...
[INFO] testing libblkid-sys-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate libblkid-sys 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate libblkid-sys 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libblkid-sys 0.1.0
[INFO] finished tweaking crates.io crate libblkid-sys 0.1.0
[INFO] tweaked toml for crates.io crate libblkid-sys 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a6bc2d1cea7db7a234ee2bedacfb5a956b3958632dedd05ecd7581f7f1c6269
[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" "0a6bc2d1cea7db7a234ee2bedacfb5a956b3958632dedd05ecd7581f7f1c6269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a6bc2d1cea7db7a234ee2bedacfb5a956b3958632dedd05ecd7581f7f1c6269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6bc2d1cea7db7a234ee2bedacfb5a956b3958632dedd05ecd7581f7f1c6269", kill_on_drop: false }`
[INFO] [stdout] 0a6bc2d1cea7db7a234ee2bedacfb5a956b3958632dedd05ecd7581f7f1c6269
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+1.55.0" "build" "--frozen" "--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] 86dc734875ca7508c83e98133af0fbbdbced5ac9eee76eb4eaa72c01534bd811
[INFO] running `Command { std: "docker" "start" "-a" "86dc734875ca7508c83e98133af0fbbdbced5ac9eee76eb4eaa72c01534bd811", kill_on_drop: false }`
[INFO] [stderr]    Compiling libblkid-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "86dc734875ca7508c83e98133af0fbbdbced5ac9eee76eb4eaa72c01534bd811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86dc734875ca7508c83e98133af0fbbdbced5ac9eee76eb4eaa72c01534bd811", kill_on_drop: false }`
[INFO] [stdout] 86dc734875ca7508c83e98133af0fbbdbced5ac9eee76eb4eaa72c01534bd811
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+1.55.0" "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] b19412295139f0fedda5991a274452eeb6b5b15f351ffa8a56d2eab9fed8600e
[INFO] running `Command { std: "docker" "start" "-a" "b19412295139f0fedda5991a274452eeb6b5b15f351ffa8a56d2eab9fed8600e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libblkid-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib.rs:182:19
[INFO] [stdout]     |
[INFO] [stdout] 182 |                 & ( * ( 0 as * const __fsid_t ) ) . __val as * const _ as
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib.rs:280:19
[INFO] [stdout]     |
[INFO] [stdout] 280 |                 & ( * ( 0 as * const __sigset_t ) ) . __val as * const _ as
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib.rs:302:19
[INFO] [stdout]     |
[INFO] [stdout] 302 |                 & ( * ( 0 as * const timeval ) ) . tv_sec as * const _ as
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib.rs:307:19
[INFO] [stdout]     |
[INFO] [stdout] 307 |                 & ( * ( 0 as * const timeval ) ) . tv_usec as * const _ as
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib.rs:328:19
[INFO] [stdout]     |
[INFO] [stdout] 328 |                 & ( * ( 0 as * const timespec ) ) . tv_sec as * const _ as
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib.rs:333:19
[INFO] [stdout]     |
[INFO] [stdout] 333 |                 & ( * ( 0 as * const timespec ) ) . tv_nsec as * const _ as
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib.rs:355:19
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 & ( * ( 0 as * const fd_set ) ) . __fds_bits as * const _ as
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "b19412295139f0fedda5991a274452eeb6b5b15f351ffa8a56d2eab9fed8600e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b19412295139f0fedda5991a274452eeb6b5b15f351ffa8a56d2eab9fed8600e", kill_on_drop: false }`
[INFO] [stdout] b19412295139f0fedda5991a274452eeb6b5b15f351ffa8a56d2eab9fed8600e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e48a2089df3a0e05f43dad02e7e6dbd5b9cbb0877196da9001ba55cd53ab483
[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" "6e48a2089df3a0e05f43dad02e7e6dbd5b9cbb0877196da9001ba55cd53ab483", kill_on_drop: false }`
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/lib.rs:182:19
[INFO] [stderr]     |
[INFO] [stderr] 182 |                 & ( * ( 0 as * const __fsid_t ) ) . __val as * const _ as
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/lib.rs:280:19
[INFO] [stderr]     |
[INFO] [stderr] 280 |                 & ( * ( 0 as * const __sigset_t ) ) . __val as * const _ as
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/lib.rs:302:19
[INFO] [stderr]     |
[INFO] [stderr] 302 |                 & ( * ( 0 as * const timeval ) ) . tv_sec as * const _ as
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/lib.rs:307:19
[INFO] [stderr]     |
[INFO] [stderr] 307 |                 & ( * ( 0 as * const timeval ) ) . tv_usec as * const _ as
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/lib.rs:328:19
[INFO] [stderr]     |
[INFO] [stderr] 328 |                 & ( * ( 0 as * const timespec ) ) . tv_sec as * const _ as
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/lib.rs:333:19
[INFO] [stderr]     |
[INFO] [stderr] 333 |                 & ( * ( 0 as * const timespec ) ) . tv_nsec as * const _ as
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/lib.rs:355:19
[INFO] [stderr]     |
[INFO] [stderr] 355 |                 & ( * ( 0 as * const fd_set ) ) . __fds_bits as * const _ as
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: `libblkid-sys` (lib test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libblkid_sys-d1a92307c859eb47)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test bindgen_test_layout___fsid_t ... ok
[INFO] [stdout] test bindgen_test_layout___sigset_t ... ok
[INFO] [stdout] test bindgen_test_layout_fd_set ... ok
[INFO] [stderr]    Doc-tests libblkid-sys
[INFO] [stdout] test bindgen_test_layout_timespec ... ok
[INFO] [stdout] test bindgen_test_layout_timeval ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "6e48a2089df3a0e05f43dad02e7e6dbd5b9cbb0877196da9001ba55cd53ab483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e48a2089df3a0e05f43dad02e7e6dbd5b9cbb0877196da9001ba55cd53ab483", kill_on_drop: false }`
[INFO] [stdout] 6e48a2089df3a0e05f43dad02e7e6dbd5b9cbb0877196da9001ba55cd53ab483