[INFO] updating cached repository https://github.com/Duckonaut/wrsfs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 52fc2252d8fca619d28f04c39b29c68695e4a3f3 [INFO] checking Duckonaut/wrsfs/52fc2252d8fca619d28f04c39b29c68695e4a3f3 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDuckonaut%2Fwrsfs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Duckonaut/wrsfs on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Duckonaut/wrsfs [INFO] finished tweaking git repo https://github.com/Duckonaut/wrsfs [INFO] tweaked toml for git repo https://github.com/Duckonaut/wrsfs written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Duckonaut/wrsfs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5140c87d22fb6ef219e11b0234ad459959231c0c4bbc1668c386cfaea3617a2d [INFO] running `Command { std: "docker" "start" "-a" "5140c87d22fb6ef219e11b0234ad459959231c0c4bbc1668c386cfaea3617a2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5140c87d22fb6ef219e11b0234ad459959231c0c4bbc1668c386cfaea3617a2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5140c87d22fb6ef219e11b0234ad459959231c0c4bbc1668c386cfaea3617a2d", kill_on_drop: false }` [INFO] [stdout] 5140c87d22fb6ef219e11b0234ad459959231c0c4bbc1668c386cfaea3617a2d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1727777dd9736819d3e1f57c2bc379658a76a209fa6a4d8ad6763ce20da0dfba [INFO] running `Command { std: "docker" "start" "-a" "1727777dd9736819d3e1f57c2bc379658a76a209fa6a4d8ad6763ce20da0dfba", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.85 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling serde_derive v1.0.133 [INFO] [stderr] Compiling serde v1.0.133 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling clap_derive v3.0.6 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking clap v3.0.10 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking serde-big-array v0.3.2 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking wrsfs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/wrsfs.rs:1086:13 [INFO] [stdout] | [INFO] [stdout] 1086 | Err(why) => return Err(format!("Failed to get byte to set: {}", why)), [INFO] [stdout] | ^^^^^^^^ matches no values because `Infallible` is uninhabited [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/wrsfs.rs:1086:13 [INFO] [stdout] | [INFO] [stdout] 1086 | Err(why) => return Err(format!("Failed to get byte to set: {}", why)), [INFO] [stdout] | ^^^^^^^^ matches no values because `Infallible` is uninhabited [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/wrsfs.rs:1004:11 [INFO] [stdout] | [INFO] [stdout] 1001 | Err(why) => return Err(why.to_string()), [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 1004 | match file.write_all_at(&superblock_serialized, 0) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/types.rs:19:21 [INFO] [stdout] | [INFO] [stdout] 19 | #[derive(Serialize, Deserialize, Debug, PartialEq)] [INFO] [stdout] | ^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `try` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/wrsfs.rs:1004:11 [INFO] [stdout] | [INFO] [stdout] 1001 | Err(why) => return Err(why.to_string()), [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 1004 | match file.write_all_at(&superblock_serialized, 0) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/types.rs:19:21 [INFO] [stdout] | [INFO] [stdout] 19 | #[derive(Serialize, Deserialize, Debug, PartialEq)] [INFO] [stdout] | ^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `try` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wrsfs` (bin "wrsfs") due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wrsfs` (bin "wrsfs" test) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "1727777dd9736819d3e1f57c2bc379658a76a209fa6a4d8ad6763ce20da0dfba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1727777dd9736819d3e1f57c2bc379658a76a209fa6a4d8ad6763ce20da0dfba", kill_on_drop: false }` [INFO] [stdout] 1727777dd9736819d3e1f57c2bc379658a76a209fa6a4d8ad6763ce20da0dfba