[INFO] fetching crate fjson 0.3.1... [INFO] checking fjson-0.3.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate fjson 0.3.1 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate fjson 0.3.1 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 fjson 0.3.1 [INFO] finished tweaking crates.io crate fjson 0.3.1 [INFO] tweaked toml for crates.io crate fjson 0.3.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 15 packages to latest compatible versions [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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7c61234f7425b1f1e826934c33232b6d9f94e87802118a582f5513610608430b [INFO] running `Command { std: "docker" "start" "-a" "7c61234f7425b1f1e826934c33232b6d9f94e87802118a582f5513610608430b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c61234f7425b1f1e826934c33232b6d9f94e87802118a582f5513610608430b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c61234f7425b1f1e826934c33232b6d9f94e87802118a582f5513610608430b", kill_on_drop: false }` [INFO] [stdout] 7c61234f7425b1f1e826934c33232b6d9f94e87802118a582f5513610608430b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 737624ef7b3d4536aec123f5a04d3a4de4ceb6b9a83bba0f6f4080de3e576161 [INFO] running `Command { std: "docker" "start" "-a" "737624ef7b3d4536aec123f5a04d3a4de4ceb6b9a83bba0f6f4080de3e576161", kill_on_drop: false }` [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking arrayvec v0.7.6 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking fjson v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/scanner.rs:250:51 [INFO] [stdout] | [INFO] [stdout] 250 | token: Token::LineComment(&self.input[(start + 2..end)]), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 250 - token: Token::LineComment(&self.input[(start + 2..end)]), [INFO] [stdout] 250 + token: Token::LineComment(&self.input[start + 2..end]), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking indexmap v2.4.0 [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/scanner.rs:250:51 [INFO] [stdout] | [INFO] [stdout] 250 | token: Token::LineComment(&self.input[(start + 2..end)]), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 250 - token: Token::LineComment(&self.input[(start + 2..end)]), [INFO] [stdout] 250 + token: Token::LineComment(&self.input[start + 2..end]), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.06s [INFO] running `Command { std: "docker" "inspect" "737624ef7b3d4536aec123f5a04d3a4de4ceb6b9a83bba0f6f4080de3e576161", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "737624ef7b3d4536aec123f5a04d3a4de4ceb6b9a83bba0f6f4080de3e576161", kill_on_drop: false }` [INFO] [stdout] 737624ef7b3d4536aec123f5a04d3a4de4ceb6b9a83bba0f6f4080de3e576161 [INFO] checking fjson-0.3.1 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate fjson 0.3.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate fjson 0.3.1 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 fjson 0.3.1 [INFO] finished tweaking crates.io crate fjson 0.3.1 [INFO] tweaked toml for crates.io crate fjson 0.3.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 15 packages to latest compatible versions [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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] cbaceebbb7c677cf063108eb4cb22563567c639d6d2824d579582296090631d1 [INFO] running `Command { std: "docker" "start" "-a" "cbaceebbb7c677cf063108eb4cb22563567c639d6d2824d579582296090631d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cbaceebbb7c677cf063108eb4cb22563567c639d6d2824d579582296090631d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbaceebbb7c677cf063108eb4cb22563567c639d6d2824d579582296090631d1", kill_on_drop: false }` [INFO] [stdout] cbaceebbb7c677cf063108eb4cb22563567c639d6d2824d579582296090631d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 290456d8923454a76a36ba3d7a9f846ad478f040abb87e3b0294b1fc9e7c5bfd [INFO] running `Command { std: "docker" "start" "-a" "290456d8923454a76a36ba3d7a9f846ad478f040abb87e3b0294b1fc9e7c5bfd", kill_on_drop: false }` [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking arrayvec v0.7.6 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking fjson v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/scanner.rs:250:51 [INFO] [stdout] | [INFO] [stdout] 250 | token: Token::LineComment(&self.input[(start + 2..end)]), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 250 - token: Token::LineComment(&self.input[(start + 2..end)]), [INFO] [stdout] 250 + token: Token::LineComment(&self.input[start + 2..end]), [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/validate.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn new(iter: I) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 84 | Self { [INFO] [stdout] 85 | iter: iter.peekable(), [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/validate.rs:87:20 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn new(iter: I) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 87 | stack: ArrayVec::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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fjson` (lib) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "290456d8923454a76a36ba3d7a9f846ad478f040abb87e3b0294b1fc9e7c5bfd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "290456d8923454a76a36ba3d7a9f846ad478f040abb87e3b0294b1fc9e7c5bfd", kill_on_drop: false }` [INFO] [stdout] 290456d8923454a76a36ba3d7a9f846ad478f040abb87e3b0294b1fc9e7c5bfd