[INFO] fetching crate btrfsutil 0.1.0... [INFO] checking btrfsutil-0.1.0 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387 [INFO] extracting crate btrfsutil 0.1.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate btrfsutil 0.1.0 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate btrfsutil 0.1.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate btrfsutil 0.1.0 [INFO] tweaked toml for crates.io crate btrfsutil 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate btrfsutil 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 85aee167f5c90ae3a0133439f1988ac9a25c12c1dfe8d530a6bc78242cd28024 [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" "85aee167f5c90ae3a0133439f1988ac9a25c12c1dfe8d530a6bc78242cd28024", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "85aee167f5c90ae3a0133439f1988ac9a25c12c1dfe8d530a6bc78242cd28024", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85aee167f5c90ae3a0133439f1988ac9a25c12c1dfe8d530a6bc78242cd28024", kill_on_drop: false }` [INFO] [stdout] 85aee167f5c90ae3a0133439f1988ac9a25c12c1dfe8d530a6bc78242cd28024 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ddb279fe50d2227db5518a4a0ea5058dc454d327b2d24e5726895fa8c16d3e3c [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" "ddb279fe50d2227db5518a4a0ea5058dc454d327b2d24e5726895fa8c16d3e3c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling bindgen v0.53.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling clang-sys v0.29.3 [INFO] [stderr] Compiling nom v5.1.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling regex v1.3.7 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling thiserror-impl v1.0.16 [INFO] [stderr] Checking thiserror v1.0.16 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Compiling btrfsutil v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:1150 [INFO] [stdout] | [INFO] [stdout] 3 | ... ! ( unsafe { & ( * ( :: std :: ptr :: null :: < timespec > ( ) ) ) . tv_sec as * const _ as usize } , 0usize , concat ! ( "Offset of ... [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] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:1367 [INFO] [stdout] | [INFO] [stdout] 3 | ... ! ( unsafe { & ( * ( :: std :: ptr :: null :: < timespec > ( ) ) ) . tv_nsec as * const _ as usize } , 8usize , concat ! ( "Offset of... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:11794 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . id as * const _ as usize } , 0usize , concat ! ( "Offse... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:12037 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . parent_id as * const _ as usize } , 8usize , concat ! (... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:12294 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . dir_id as * const _ as usize } , 16usize , concat ! ( "... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:12546 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . flags as * const _ as usize } , 24usize , concat ! ( "O... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:12796 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . uuid as * const _ as usize } , 32usize , concat ! ( "Of... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:13044 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . parent_uuid as * const _ as usize } , 48usize , concat ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:13306 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . received_uuid as * const _ as usize } , 64usize , conca... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:13572 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . generation as * const _ as usize } , 80usize , concat !... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:13832 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . ctransid as * const _ as usize } , 88usize , concat ! (... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:14088 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . otransid as * const _ as usize } , 96usize , concat ! (... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:14344 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . stransid as * const _ as usize } , 104usize , concat ! ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:14601 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . rtransid as * const _ as usize } , 112usize , concat ! ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:14858 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . ctime as * const _ as usize } , 120usize , concat ! ( "... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:15109 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . otime as * const _ as usize } , 136usize , concat ! ( "... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:15360 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . stime as * const _ as usize } , 152usize , concat ! ( "... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/btrfsutil-cac776e5dcdff381/out/bindings.rs:3:15611 [INFO] [stdout] | [INFO] [stdout] 3 | ...afe { & ( * ( :: std :: ptr :: null :: < btrfs_util_subvolume_info > ( ) ) ) . rtime as * const _ as usize } , 168usize , concat ! ( "... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.66s [INFO] running `Command { std: "docker" "inspect" "ddb279fe50d2227db5518a4a0ea5058dc454d327b2d24e5726895fa8c16d3e3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddb279fe50d2227db5518a4a0ea5058dc454d327b2d24e5726895fa8c16d3e3c", kill_on_drop: false }` [INFO] [stdout] ddb279fe50d2227db5518a4a0ea5058dc454d327b2d24e5726895fa8c16d3e3c