[INFO] cloning repository https://github.com/jD91mZM2/rust-import [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jD91mZM2/rust-import" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjD91mZM2%2Frust-import", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjD91mZM2%2Frust-import'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c41881b5202691db94864e337f96a3dddbda98b7 [INFO] checking jD91mZM2/rust-import against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjD91mZM2%2Frust-import" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jD91mZM2/rust-import 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/jD91mZM2/rust-import [INFO] finished tweaking git repo https://github.com/jD91mZM2/rust-import [INFO] tweaked toml for git repo https://github.com/jD91mZM2/rust-import written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jD91mZM2/rust-import 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] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde v1.0.43 [INFO] [stderr] Downloaded bitflags v1.0.2 [INFO] [stderr] Downloaded cc v1.0.14 [INFO] [stderr] Downloaded serde_derive v1.0.43 [INFO] [stderr] Downloaded serde_json v1.0.16 [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] 9ffbff6e8b94d853fba0b609eb5a95cfd30d32f98a0671b8f4a2f19fba5547e0 [INFO] running `Command { std: "docker" "start" "-a" "9ffbff6e8b94d853fba0b609eb5a95cfd30d32f98a0671b8f4a2f19fba5547e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9ffbff6e8b94d853fba0b609eb5a95cfd30d32f98a0671b8f4a2f19fba5547e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ffbff6e8b94d853fba0b609eb5a95cfd30d32f98a0671b8f4a2f19fba5547e0", kill_on_drop: false }` [INFO] [stdout] 9ffbff6e8b94d853fba0b609eb5a95cfd30d32f98a0671b8f4a2f19fba5547e0 [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] f71a105aab8aed9f64e57dcc2b980be25bffe5e737aa25f08326314a7b731915 [INFO] running `Command { std: "docker" "start" "-a" "f71a105aab8aed9f64e57dcc2b980be25bffe5e737aa25f08326314a7b731915", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Compiling cc v1.0.14 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking rustc-demangle v0.1.7 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking quote v0.5.2 [INFO] [stderr] Checking bitflags v1.0.2 [INFO] [stderr] Checking itoa v0.4.1 [INFO] [stderr] Checking serde v1.0.43 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Checking syn v0.13.4 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Checking serde_json v1.0.16 [INFO] [stderr] Compiling serde_derive_internals v0.23.1 [INFO] [stderr] Compiling serde_derive v1.0.43 [INFO] [stderr] Checking backtrace v0.3.6 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking rust-import v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:277:29 [INFO] [stdout] | [INFO] [stdout] 277 | let mut list = &mut group.items; [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:277:29 [INFO] [stdout] | [INFO] [stdout] 277 | let mut list = &mut group.items; [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.43s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.13.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "f71a105aab8aed9f64e57dcc2b980be25bffe5e737aa25f08326314a7b731915", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f71a105aab8aed9f64e57dcc2b980be25bffe5e737aa25f08326314a7b731915", kill_on_drop: false }` [INFO] [stdout] f71a105aab8aed9f64e57dcc2b980be25bffe5e737aa25f08326314a7b731915 [INFO] checking jD91mZM2/rust-import 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%2FjD91mZM2%2Frust-import" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jD91mZM2/rust-import 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/jD91mZM2/rust-import [INFO] finished tweaking git repo https://github.com/jD91mZM2/rust-import [INFO] tweaked toml for git repo https://github.com/jD91mZM2/rust-import written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jD91mZM2/rust-import 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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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] ca65c6829d66ebbef8dc994de6d6110cd9b0e729856826d22c186b1cd5f9ed7b [INFO] running `Command { std: "docker" "start" "-a" "ca65c6829d66ebbef8dc994de6d6110cd9b0e729856826d22c186b1cd5f9ed7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ca65c6829d66ebbef8dc994de6d6110cd9b0e729856826d22c186b1cd5f9ed7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca65c6829d66ebbef8dc994de6d6110cd9b0e729856826d22c186b1cd5f9ed7b", kill_on_drop: false }` [INFO] [stdout] ca65c6829d66ebbef8dc994de6d6110cd9b0e729856826d22c186b1cd5f9ed7b [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] 8b8ade2228d2d239a0585de2db9ab4ee79a026819ce6de0359eba609e070eb3c [INFO] running `Command { std: "docker" "start" "-a" "8b8ade2228d2d239a0585de2db9ab4ee79a026819ce6de0359eba609e070eb3c", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling cc v1.0.14 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking rustc-demangle v0.1.7 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking proc-macro2 v0.3.8 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking itoa v0.4.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking bitflags v1.0.2 [INFO] [stderr] Checking quote v0.5.2 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking serde v1.0.43 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Checking syn v0.13.4 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Checking serde_json v1.0.16 [INFO] [stderr] Compiling serde_derive_internals v0.23.1 [INFO] [stderr] Compiling serde_derive v1.0.43 [INFO] [stderr] Checking backtrace v0.3.6 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking rust-import v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:277:29 [INFO] [stdout] | [INFO] [stdout] 277 | let mut list = &mut group.items; [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] 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:78:31 [INFO] [stdout] | [INFO] [stdout] 78 | .unwrap_or_else(|| Ok(Vec::new())); [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/main.rs:285:44 [INFO] [stdout] | [INFO] [stdout] 282 | let mut list = values; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 283 | take_mut::take(&mut *path.tree, |tree| { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 284 | list.push(tree); [INFO] [stdout] 285 | UseTree::Group(syn::UseGroup { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 286 | | brace_token: syn::token::Brace::default(), [INFO] [stdout] 287 | | items: list [INFO] [stdout] 288 | | }) [INFO] [stdout] | |_____________________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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 `rust-import` (bin "rust-import") due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:277:29 [INFO] [stdout] | [INFO] [stdout] 277 | let mut list = &mut group.items; [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] 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:78:31 [INFO] [stdout] | [INFO] [stdout] 78 | .unwrap_or_else(|| Ok(Vec::new())); [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/main.rs:285:44 [INFO] [stdout] | [INFO] [stdout] 282 | let mut list = values; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 283 | take_mut::take(&mut *path.tree, |tree| { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 284 | list.push(tree); [INFO] [stdout] 285 | UseTree::Group(syn::UseGroup { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 286 | | brace_token: syn::token::Brace::default(), [INFO] [stdout] 287 | | items: list [INFO] [stdout] 288 | | }) [INFO] [stdout] | |_____________________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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 `rust-import` (bin "rust-import" test) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "8b8ade2228d2d239a0585de2db9ab4ee79a026819ce6de0359eba609e070eb3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b8ade2228d2d239a0585de2db9ab4ee79a026819ce6de0359eba609e070eb3c", kill_on_drop: false }` [INFO] [stdout] 8b8ade2228d2d239a0585de2db9ab4ee79a026819ce6de0359eba609e070eb3c