[INFO] fetching crate persistence 0.0.5... [INFO] checking persistence-0.0.5 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477 [INFO] extracting crate persistence 0.0.5 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate persistence 0.0.5 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate persistence 0.0.5 [INFO] finished tweaking crates.io crate persistence 0.0.5 [INFO] tweaked toml for crates.io crate persistence 0.0.5 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 607e642f464d6fa61eb037969f40dbb5a53d665c7aa0eb44f28d6908b16a9f59 [INFO] running `Command { std: "docker" "start" "-a" "607e642f464d6fa61eb037969f40dbb5a53d665c7aa0eb44f28d6908b16a9f59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "607e642f464d6fa61eb037969f40dbb5a53d665c7aa0eb44f28d6908b16a9f59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "607e642f464d6fa61eb037969f40dbb5a53d665c7aa0eb44f28d6908b16a9f59", kill_on_drop: false }` [INFO] [stdout] 607e642f464d6fa61eb037969f40dbb5a53d665c7aa0eb44f28d6908b16a9f59 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 730fe76103d77e7f07bd49dd8695cf912ca61ad5899a98138202a23a8a0c07a7 [INFO] running `Command { std: "docker" "start" "-a" "730fe76103d77e7f07bd49dd8695cf912ca61ad5899a98138202a23a8a0c07a7", kill_on_drop: false }` [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking persistence v0.0.5 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand_core v0.6.3 [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 memoffset v0.5.6 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking tempfile v3.2.0 [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] = note: this warning originates in the macro `_memoffset__raw_const` (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] = note: this warning originates in the macro `_memoffset__raw_const` (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 dev [unoptimized + debuginfo] target(s) in 1.89s [INFO] running `Command { std: "docker" "inspect" "730fe76103d77e7f07bd49dd8695cf912ca61ad5899a98138202a23a8a0c07a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "730fe76103d77e7f07bd49dd8695cf912ca61ad5899a98138202a23a8a0c07a7", kill_on_drop: false }` [INFO] [stdout] 730fe76103d77e7f07bd49dd8695cf912ca61ad5899a98138202a23a8a0c07a7