[INFO] fetching crate chmlib-sys 1.0.0...
[INFO] checking chmlib-sys-1.0.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate chmlib-sys 1.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate chmlib-sys 1.0.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chmlib-sys 1.0.0
[INFO] finished tweaking crates.io crate chmlib-sys 1.0.0
[INFO] tweaked toml for crates.io crate chmlib-sys 1.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9141164c29b2ddd1aa00447a64022222837c9587534940794e2c3d39156edcf
[INFO] running `Command { std: "docker" "start" "-a" "d9141164c29b2ddd1aa00447a64022222837c9587534940794e2c3d39156edcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9141164c29b2ddd1aa00447a64022222837c9587534940794e2c3d39156edcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9141164c29b2ddd1aa00447a64022222837c9587534940794e2c3d39156edcf", kill_on_drop: false }`
[INFO] [stdout] d9141164c29b2ddd1aa00447a64022222837c9587534940794e2c3d39156edcf
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26bfa4aa0d687dce0cdf2ca9b2a41f1555a5b49981b6e1c52622274d08ec1b5c
[INFO] running `Command { std: "docker" "start" "-a" "26bfa4aa0d687dce0cdf2ca9b2a41f1555a5b49981b6e1c52622274d08ec1b5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling chmlib-sys v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]   --> src/lib.rs:50:14
[INFO] [stdout]    |
[INFO] [stdout] 50 |             &(*(::std::ptr::null::<chmUnitInfo>())).start as *const _ as usize
[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:62:14
[INFO] [stdout]    |
[INFO] [stdout] 62 |             &(*(::std::ptr::null::<chmUnitInfo>())).length as *const _ as usize
[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:74:14
[INFO] [stdout]    |
[INFO] [stdout] 74 |             &(*(::std::ptr::null::<chmUnitInfo>())).space as *const _ as usize
[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:86:14
[INFO] [stdout]    |
[INFO] [stdout] 86 |             &(*(::std::ptr::null::<chmUnitInfo>())).flags as *const _ as usize
[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:98:14
[INFO] [stdout]    |
[INFO] [stdout] 98 |             &(*(::std::ptr::null::<chmUnitInfo>())).path as *const _ as usize
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "26bfa4aa0d687dce0cdf2ca9b2a41f1555a5b49981b6e1c52622274d08ec1b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26bfa4aa0d687dce0cdf2ca9b2a41f1555a5b49981b6e1c52622274d08ec1b5c", kill_on_drop: false }`
[INFO] [stdout] 26bfa4aa0d687dce0cdf2ca9b2a41f1555a5b49981b6e1c52622274d08ec1b5c