[INFO] cloning repository https://github.com/ctsrc/persistence [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ctsrc/persistence" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctsrc%2Fpersistence", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctsrc%2Fpersistence'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8ddd31630478932df406e41d9cfdbdaf0e882736 [INFO] testing ctsrc/persistence against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctsrc%2Fpersistence" "/workspace/builds/worker-21/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ctsrc/persistence on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ctsrc/persistence [INFO] finished tweaking git repo https://github.com/ctsrc/persistence [INFO] tweaked toml for git repo https://github.com/ctsrc/persistence written to /workspace/builds/worker-21/source/Cargo.toml [INFO] crate git repo https://github.com/ctsrc/persistence already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 306c6576f90ae85b378c8f44f60159d13cfd361175f15a244e96c8a40b518cef [INFO] running `Command { std: "docker" "start" "-a" "306c6576f90ae85b378c8f44f60159d13cfd361175f15a244e96c8a40b518cef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "306c6576f90ae85b378c8f44f60159d13cfd361175f15a244e96c8a40b518cef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "306c6576f90ae85b378c8f44f60159d13cfd361175f15a244e96c8a40b518cef", kill_on_drop: false }` [INFO] [stdout] 306c6576f90ae85b378c8f44f60159d13cfd361175f15a244e96c8a40b518cef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71e487e08af05f0d8f88154b71e5d3068d364620235d0dcbe8b34c852bb177e2 [INFO] running `Command { std: "docker" "start" "-a" "71e487e08af05f0d8f88154b71e5d3068d364620235d0dcbe8b34c852bb177e2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling fs2 v0.4.3 [INFO] [stderr] Compiling persistence v0.0.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:258:9 [INFO] [stdout] | [INFO] [stdout] 258 | let mut mm = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `file` [INFO] [stdout] --> src/lib.rs:146:3 [INFO] [stdout] | [INFO] [stdout] 146 | file: File, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `mm` [INFO] [stdout] --> src/lib.rs:147:3 [INFO] [stdout] | [INFO] [stdout] 147 | mm: MmapMut, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.35s [INFO] running `Command { std: "docker" "inspect" "71e487e08af05f0d8f88154b71e5d3068d364620235d0dcbe8b34c852bb177e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71e487e08af05f0d8f88154b71e5d3068d364620235d0dcbe8b34c852bb177e2", kill_on_drop: false }` [INFO] [stdout] 71e487e08af05f0d8f88154b71e5d3068d364620235d0dcbe8b34c852bb177e2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0368c15c15d2545ac6987798598a74599a5e1f09be887619afc775aad7a9bbb6 [INFO] running `Command { std: "docker" "start" "-a" "0368c15c15d2545ac6987798598a74599a5e1f09be887619afc775aad7a9bbb6", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:258:9 [INFO] [stdout] | [INFO] [stdout] 258 | let mut mm = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `file` [INFO] [stdout] --> src/lib.rs:146:3 [INFO] [stdout] | [INFO] [stdout] 146 | file: File, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `mm` [INFO] [stdout] --> src/lib.rs:147:3 [INFO] [stdout] | [INFO] [stdout] 147 | mm: MmapMut, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling persistence v0.0.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:400:20 [INFO] [stdout] | [INFO] [stdout] 400 | assert!(mv_err.description().ends_with("Magic bytes mismatch.")); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:418:20 [INFO] [stdout] | [INFO] [stdout] 418 | assert!(mv_err.description().contains("shorter than the expected header size")); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:436:20 [INFO] [stdout] | [INFO] [stdout] 436 | assert!(mv_err.description().contains("not an integer multiple of the size of the data type")); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:456:20 [INFO] [stdout] | [INFO] [stdout] 456 | assert!(mv_err.description().ends_with("Endianness-marker invalid.")); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:482:20 [INFO] [stdout] | [INFO] [stdout] 482 | assert!(mv_err.description().ends_with("Wrong endianness.")); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:258:9 [INFO] [stdout] | [INFO] [stdout] 258 | let mut mm = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: reference to packed field is unaligned [INFO] [stdout] --> src/lib.rs:448:32 [INFO] [stdout] | [INFO] [stdout] 448 | let offs = SeekFrom::Start(offset_of!(ExampleFileHeader, endianness) as u64); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unaligned_references)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #82523 [INFO] [stdout] = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) [INFO] [stdout] = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) [INFO] [stdout] = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: reference to packed field is unaligned [INFO] [stdout] --> src/lib.rs:468:32 [INFO] [stdout] | [INFO] [stdout] 468 | let offs = SeekFrom::Start(offset_of!(ExampleFileHeader, endianness) as u64); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #82523 [INFO] [stdout] = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) [INFO] [stdout] = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) [INFO] [stdout] = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `file` [INFO] [stdout] --> src/lib.rs:146:3 [INFO] [stdout] | [INFO] [stdout] 146 | file: File, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `mm` [INFO] [stdout] --> src/lib.rs:147:3 [INFO] [stdout] | [INFO] [stdout] 147 | mm: MmapMut, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.16s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/persistence-5d035b1afd293ec3) [INFO] running `Command { std: "docker" "inspect" "0368c15c15d2545ac6987798598a74599a5e1f09be887619afc775aad7a9bbb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0368c15c15d2545ac6987798598a74599a5e1f09be887619afc775aad7a9bbb6", kill_on_drop: false }` [INFO] [stdout] 0368c15c15d2545ac6987798598a74599a5e1f09be887619afc775aad7a9bbb6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 761295c8f4ceddb21ea8a499456a9c44b43f8d9b8028888bc2495af0097b518e [INFO] running `Command { std: "docker" "start" "-a" "761295c8f4ceddb21ea8a499456a9c44b43f8d9b8028888bc2495af0097b518e", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:258:9 [INFO] [stderr] | [INFO] [stderr] 258 | let mut mm = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `file` [INFO] [stderr] --> src/lib.rs:146:3 [INFO] [stderr] | [INFO] [stderr] 146 | file: File, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `mm` [INFO] [stderr] --> src/lib.rs:147:3 [INFO] [stderr] | [INFO] [stderr] 147 | mm: MmapMut, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `persistence` (lib) generated 3 warnings [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:400:20 [INFO] [stderr] | [INFO] [stderr] 400 | assert!(mv_err.description().ends_with("Magic bytes mismatch.")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:418:20 [INFO] [stderr] | [INFO] [stderr] 418 | assert!(mv_err.description().contains("shorter than the expected header size")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:436:20 [INFO] [stderr] | [INFO] [stderr] 436 | assert!(mv_err.description().contains("not an integer multiple of the size of the data type")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:456:20 [INFO] [stderr] | [INFO] [stderr] 456 | assert!(mv_err.description().ends_with("Endianness-marker invalid.")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:482:20 [INFO] [stderr] | [INFO] [stderr] 482 | assert!(mv_err.description().ends_with("Wrong endianness.")); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: reference to packed field is unaligned [INFO] [stderr] --> src/lib.rs:448:32 [INFO] [stderr] | [INFO] [stderr] 448 | let offs = SeekFrom::Start(offset_of!(ExampleFileHeader, endianness) as u64); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unaligned_references)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #82523 [INFO] [stderr] = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) [INFO] [stderr] = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) [INFO] [stderr] = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: reference to packed field is unaligned [INFO] [stderr] --> src/lib.rs:468:32 [INFO] [stderr] | [INFO] [stderr] 468 | let offs = SeekFrom::Start(offset_of!(ExampleFileHeader, endianness) as u64); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #82523 [INFO] [stderr] = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) [INFO] [stderr] = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) [INFO] [stderr] = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `persistence` (lib test) generated 10 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/persistence-5d035b1afd293ec3) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::test_create_mmaped_vec_onto_tempfile ... ok [INFO] [stdout] test tests::test_detect_endianness_marker_invalid ... ok [INFO] [stdout] test tests::test_detect_file_corrupt_truncated_to_under_end_of_header ... ok [INFO] [stdout] test tests::test_detect_wrong_endianness ... ok [INFO] [stdout] test tests::test_detect_header_corrupt_magic_bytes ... ok [INFO] [stdout] test tests::test_detect_file_corrupt_body_not_integer_multiple_of_data_type ... ok [INFO] [stdout] test tests::test_existing_file_is_locked_while_fd_is_held ... ok [INFO] [stdout] test tests::test_file_is_unlocked_after_drop ... ok [INFO] [stdout] test tests::test_file_is_locked_while_fd_is_held ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests persistence [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" "761295c8f4ceddb21ea8a499456a9c44b43f8d9b8028888bc2495af0097b518e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "761295c8f4ceddb21ea8a499456a9c44b43f8d9b8028888bc2495af0097b518e", kill_on_drop: false }` [INFO] [stdout] 761295c8f4ceddb21ea8a499456a9c44b43f8d9b8028888bc2495af0097b518e