[INFO] cloning repository https://github.com/stephansama/codewa_rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stephansama/codewa_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephansama%2Fcodewa_rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephansama%2Fcodewa_rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f2037911d61cefcbd2dbb2aed99b62f9cb0d78f1 [INFO] checking stephansama/codewa_rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephansama%2Fcodewa_rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stephansama/codewa_rs on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stephansama/codewa_rs [INFO] finished tweaking git repo https://github.com/stephansama/codewa_rs [INFO] tweaked toml for git repo https://github.com/stephansama/codewa_rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/stephansama/codewa_rs 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e50ae3d149821435abf27304a541526ab8b552d964f942a368888e8b42ff31f3 [INFO] running `Command { std: "docker" "start" "-a" "e50ae3d149821435abf27304a541526ab8b552d964f942a368888e8b42ff31f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e50ae3d149821435abf27304a541526ab8b552d964f942a368888e8b42ff31f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e50ae3d149821435abf27304a541526ab8b552d964f942a368888e8b42ff31f3", kill_on_drop: false }` [INFO] [stdout] e50ae3d149821435abf27304a541526ab8b552d964f942a368888e8b42ff31f3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ad0d03494abc39013d07d0611efe48afb6500a811ebb1472ea9ade600bd7d7a8 [INFO] running `Command { std: "docker" "start" "-a" "ad0d03494abc39013d07d0611efe48afb6500a811ebb1472ea9ade600bd7d7a8", kill_on_drop: false }` [INFO] [stderr] Checking codewa_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `stray_2` is never used [INFO] [stdout] --> src/bin/stray_number.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn stray_2(arr: &[u32]) -> u32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `stray_2` is never used [INFO] [stdout] --> src/bin/stray_number.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn stray_2(arr: &[u32]) -> u32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `array_diff3` is never used [INFO] [stdout] --> src/bin/array_diff.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn array_diff3(start: Vec, subtract: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `array_diff2` is never used [INFO] [stdout] --> src/bin/array_diff.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn array_diff2(mut start: Vec, subtract: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `array_diff4` is never used [INFO] [stdout] --> src/bin/array_diff.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn array_diff4(start: Vec, subtract: Vec) -> Vec [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `array_diff` is never used [INFO] [stdout] --> src/bin/array_diff.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn array_diff(start: Vec, subtract: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `array_diff3` is never used [INFO] [stdout] --> src/bin/array_diff.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn array_diff3(start: Vec, subtract: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `array_diff2` is never used [INFO] [stdout] --> src/bin/array_diff.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn array_diff2(mut start: Vec, subtract: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `array_diff4` is never used [INFO] [stdout] --> src/bin/array_diff.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn array_diff4(start: Vec, subtract: Vec) -> Vec [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "ad0d03494abc39013d07d0611efe48afb6500a811ebb1472ea9ade600bd7d7a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad0d03494abc39013d07d0611efe48afb6500a811ebb1472ea9ade600bd7d7a8", kill_on_drop: false }` [INFO] [stdout] ad0d03494abc39013d07d0611efe48afb6500a811ebb1472ea9ade600bd7d7a8 [INFO] checking stephansama/codewa_rs against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephansama%2Fcodewa_rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stephansama/codewa_rs on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stephansama/codewa_rs [INFO] finished tweaking git repo https://github.com/stephansama/codewa_rs [INFO] tweaked toml for git repo https://github.com/stephansama/codewa_rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/stephansama/codewa_rs 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 17f215e8613cb46109b1c60f4815c1c85775632e9e9dc5d05a8a25e99643c873 [INFO] running `Command { std: "docker" "start" "-a" "17f215e8613cb46109b1c60f4815c1c85775632e9e9dc5d05a8a25e99643c873", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "17f215e8613cb46109b1c60f4815c1c85775632e9e9dc5d05a8a25e99643c873", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17f215e8613cb46109b1c60f4815c1c85775632e9e9dc5d05a8a25e99643c873", kill_on_drop: false }` [INFO] [stdout] 17f215e8613cb46109b1c60f4815c1c85775632e9e9dc5d05a8a25e99643c873 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba9b6d4c931024e4ac66bee0d0ccd3bdeae9bd7c757dd8bd6ed058fe59ee9653 [INFO] running `Command { std: "docker" "start" "-a" "ba9b6d4c931024e4ac66bee0d0ccd3bdeae9bd7c757dd8bd6ed058fe59ee9653", kill_on_drop: false }` [INFO] [stderr] Checking codewa_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `array_diff3` is never used [INFO] [stdout] --> src/bin/array_diff.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn array_diff3(start: Vec, subtract: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `array_diff2` is never used [INFO] [stdout] --> src/bin/array_diff.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn array_diff2(mut start: Vec, subtract: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `array_diff4` is never used [INFO] [stdout] --> src/bin/array_diff.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn array_diff4(start: Vec, subtract: Vec) -> Vec [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `array_diff` is never used [INFO] [stdout] --> src/bin/array_diff.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn array_diff(start: Vec, subtract: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [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/bin/array_diff.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | fn array_diff3(start: Vec, subtract: Vec) -> Vec { [INFO] [stdout] | ------------- ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 13 | / start [INFO] [stdout] 14 | | .into_iter() [INFO] [stdout] 15 | | .filter(|f| !subtract.contains(f)) [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: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `stray_2` is never used [INFO] [stdout] --> src/bin/stray_number.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn stray_2(arr: &[u32]) -> u32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `codewa_rs` (bin "array_diff") due to 2 previous errors; 4 warnings emitted [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: function `stray_2` is never used [INFO] [stdout] --> src/bin/stray_number.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn stray_2(arr: &[u32]) -> u32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `array_diff3` is never used [INFO] [stdout] --> src/bin/array_diff.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn array_diff3(start: Vec, subtract: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `array_diff2` is never used [INFO] [stdout] --> src/bin/array_diff.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn array_diff2(mut start: Vec, subtract: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `array_diff4` is never used [INFO] [stdout] --> src/bin/array_diff.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn array_diff4(start: Vec, subtract: Vec) -> Vec [INFO] [stdout] | ^^^^^^^^^^^ [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/bin/array_diff.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | fn array_diff3(start: Vec, subtract: Vec) -> Vec { [INFO] [stdout] | ------------- ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 13 | / start [INFO] [stdout] 14 | | .into_iter() [INFO] [stdout] 15 | | .filter(|f| !subtract.contains(f)) [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: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `codewa_rs` (bin "array_diff" test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "ba9b6d4c931024e4ac66bee0d0ccd3bdeae9bd7c757dd8bd6ed058fe59ee9653", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba9b6d4c931024e4ac66bee0d0ccd3bdeae9bd7c757dd8bd6ed058fe59ee9653", kill_on_drop: false }` [INFO] [stdout] ba9b6d4c931024e4ac66bee0d0ccd3bdeae9bd7c757dd8bd6ed058fe59ee9653