[INFO] fetching crate rust-timeit 0.3.0... [INFO] checking rust-timeit-0.3.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate rust-timeit 0.3.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate rust-timeit 0.3.0 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 crates.io crate rust-timeit 0.3.0 [INFO] finished tweaking crates.io crate rust-timeit 0.3.0 [INFO] tweaked toml for crates.io crate rust-timeit 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate rust-timeit 0.3.0 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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded argh_shared v0.1.4 [INFO] [stderr] Downloaded argh v0.1.4 [INFO] [stderr] Downloaded argh_derive v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 818bf7b580541597a1ce504b2011bf560ce45e2c321f70056246bd8dd388965e [INFO] running `Command { std: "docker" "start" "-a" "818bf7b580541597a1ce504b2011bf560ce45e2c321f70056246bd8dd388965e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "818bf7b580541597a1ce504b2011bf560ce45e2c321f70056246bd8dd388965e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "818bf7b580541597a1ce504b2011bf560ce45e2c321f70056246bd8dd388965e", kill_on_drop: false }` [INFO] [stdout] 818bf7b580541597a1ce504b2011bf560ce45e2c321f70056246bd8dd388965e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7bb80458695f2e19dcc11e79c0d83ce7080fb9eb7c4de0ac2c0c238e87988355 [INFO] running `Command { std: "docker" "start" "-a" "7bb80458695f2e19dcc11e79c0d83ce7080fb9eb7c4de0ac2c0c238e87988355", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling argh_shared v0.1.4 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking dirs v3.0.1 [INFO] [stderr] Compiling argh_derive v0.1.4 [INFO] [stderr] Checking argh v0.1.4 [INFO] [stderr] Checking rust-timeit v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `Help` is never constructed [INFO] [stdout] --> src/main.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 25 | enum PerfMode { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] 26 | Help, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | / perf_mode! { [INFO] [stdout] 63 | | Cycles => "cycles", [INFO] [stdout] 64 | | Instructions => "instructions", [INFO] [stdout] 65 | | Branches => "branches", [INFO] [stdout] ... | [INFO] [stdout] 70 | | RefCycles => "ref-cycles", [INFO] [stdout] 71 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `PerfMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `perf_mode` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Help` is never constructed [INFO] [stdout] --> src/main.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 25 | enum PerfMode { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] 26 | Help, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | / perf_mode! { [INFO] [stdout] 63 | | Cycles => "cycles", [INFO] [stdout] 64 | | Instructions => "instructions", [INFO] [stdout] 65 | | Branches => "branches", [INFO] [stdout] ... | [INFO] [stdout] 70 | | RefCycles => "ref-cycles", [INFO] [stdout] 71 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `PerfMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `perf_mode` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.01s [INFO] running `Command { std: "docker" "inspect" "7bb80458695f2e19dcc11e79c0d83ce7080fb9eb7c4de0ac2c0c238e87988355", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bb80458695f2e19dcc11e79c0d83ce7080fb9eb7c4de0ac2c0c238e87988355", kill_on_drop: false }` [INFO] [stdout] 7bb80458695f2e19dcc11e79c0d83ce7080fb9eb7c4de0ac2c0c238e87988355 [INFO] checking rust-timeit-0.3.0 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate rust-timeit 0.3.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate rust-timeit 0.3.0 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 crates.io crate rust-timeit 0.3.0 [INFO] finished tweaking crates.io crate rust-timeit 0.3.0 [INFO] tweaked toml for crates.io crate rust-timeit 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate rust-timeit 0.3.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 060f6f01c16b166aba98b92999b3259b62b2e73c829c752280b9e0c70b8522bd [INFO] running `Command { std: "docker" "start" "-a" "060f6f01c16b166aba98b92999b3259b62b2e73c829c752280b9e0c70b8522bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "060f6f01c16b166aba98b92999b3259b62b2e73c829c752280b9e0c70b8522bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "060f6f01c16b166aba98b92999b3259b62b2e73c829c752280b9e0c70b8522bd", kill_on_drop: false }` [INFO] [stdout] 060f6f01c16b166aba98b92999b3259b62b2e73c829c752280b9e0c70b8522bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f6f00406a244d19dc413f13ae12765c96e3b5f282dd243b5665abe485deac585 [INFO] running `Command { std: "docker" "start" "-a" "f6f00406a244d19dc413f13ae12765c96e3b5f282dd243b5665abe485deac585", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling argh_shared v0.1.4 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking dirs v3.0.1 [INFO] [stderr] Compiling argh_derive v0.1.4 [INFO] [stderr] Checking argh v0.1.4 [INFO] [stderr] Checking rust-timeit v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `Help` is never constructed [INFO] [stdout] --> src/main.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 25 | enum PerfMode { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] 26 | Help, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | / perf_mode! { [INFO] [stdout] 63 | | Cycles => "cycles", [INFO] [stdout] 64 | | Instructions => "instructions", [INFO] [stdout] 65 | | Branches => "branches", [INFO] [stdout] ... | [INFO] [stdout] 70 | | RefCycles => "ref-cycles", [INFO] [stdout] 71 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `PerfMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `perf_mode` (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/main.rs:211:5 [INFO] [stdout] | [INFO] [stdout] 210 | fn remove_dir_all>(path: P) -> Result<(), Error> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 211 | fs::remove_dir_all(path).or_else(|error| match error.kind() { [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] warning: variant `Help` is never constructed [INFO] [stdout] --> src/main.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 25 | enum PerfMode { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] 26 | Help, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | / perf_mode! { [INFO] [stdout] 63 | | Cycles => "cycles", [INFO] [stdout] 64 | | Instructions => "instructions", [INFO] [stdout] 65 | | Branches => "branches", [INFO] [stdout] ... | [INFO] [stdout] 70 | | RefCycles => "ref-cycles", [INFO] [stdout] 71 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `PerfMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `perf_mode` (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/main.rs:211:5 [INFO] [stdout] | [INFO] [stdout] 210 | fn remove_dir_all>(path: P) -> Result<(), Error> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 211 | fs::remove_dir_all(path).or_else(|error| match error.kind() { [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-timeit` (bin "rust-timeit") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rust-timeit` (bin "rust-timeit" test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "f6f00406a244d19dc413f13ae12765c96e3b5f282dd243b5665abe485deac585", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6f00406a244d19dc413f13ae12765c96e3b5f282dd243b5665abe485deac585", kill_on_drop: false }` [INFO] [stdout] f6f00406a244d19dc413f13ae12765c96e3b5f282dd243b5665abe485deac585