[INFO] cloning repository https://github.com/fujitayy/learn-regex-engine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fujitayy/learn-regex-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffujitayy%2Flearn-regex-engine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffujitayy%2Flearn-regex-engine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 700dba3a940bcdd42f54fa90df490f0b5e650269 [INFO] checking fujitayy/learn-regex-engine against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffujitayy%2Flearn-regex-engine" "/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/fujitayy/learn-regex-engine 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/fujitayy/learn-regex-engine [INFO] finished tweaking git repo https://github.com/fujitayy/learn-regex-engine [INFO] tweaked toml for git repo https://github.com/fujitayy/learn-regex-engine written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/fujitayy/learn-regex-engine 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] 27f4447e829776bb37e3ee49a5ac1e241ec3dd01356c3f77abfc809fc0efb878 [INFO] running `Command { std: "docker" "start" "-a" "27f4447e829776bb37e3ee49a5ac1e241ec3dd01356c3f77abfc809fc0efb878", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "27f4447e829776bb37e3ee49a5ac1e241ec3dd01356c3f77abfc809fc0efb878", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27f4447e829776bb37e3ee49a5ac1e241ec3dd01356c3f77abfc809fc0efb878", kill_on_drop: false }` [INFO] [stdout] 27f4447e829776bb37e3ee49a5ac1e241ec3dd01356c3f77abfc809fc0efb878 [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] 9e1ec0deaf8726bc488ad8d254e7f8351b5a147ead9405e5ce8981f542cc0f0a [INFO] running `Command { std: "docker" "start" "-a" "9e1ec0deaf8726bc488ad8d254e7f8351b5a147ead9405e5ce8981f542cc0f0a", kill_on_drop: false }` [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling cc v1.0.98 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking gimli v0.29.0 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking miniz_oxide v0.7.3 [INFO] [stderr] Checking object v0.35.0 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Compiling backtrace v0.3.72 [INFO] [stderr] Checking addr2line v0.22.0 [INFO] [stderr] Checking learn-regex-engine v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.95s [INFO] running `Command { std: "docker" "inspect" "9e1ec0deaf8726bc488ad8d254e7f8351b5a147ead9405e5ce8981f542cc0f0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e1ec0deaf8726bc488ad8d254e7f8351b5a147ead9405e5ce8981f542cc0f0a", kill_on_drop: false }` [INFO] [stdout] 9e1ec0deaf8726bc488ad8d254e7f8351b5a147ead9405e5ce8981f542cc0f0a [INFO] checking fujitayy/learn-regex-engine 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%2Ffujitayy%2Flearn-regex-engine" "/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/fujitayy/learn-regex-engine 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/fujitayy/learn-regex-engine [INFO] finished tweaking git repo https://github.com/fujitayy/learn-regex-engine [INFO] tweaked toml for git repo https://github.com/fujitayy/learn-regex-engine written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/fujitayy/learn-regex-engine 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] 512a87287ff357268239042de1fc39e7544cbf6ebda3d0cbf23a910a92a7e39c [INFO] running `Command { std: "docker" "start" "-a" "512a87287ff357268239042de1fc39e7544cbf6ebda3d0cbf23a910a92a7e39c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "512a87287ff357268239042de1fc39e7544cbf6ebda3d0cbf23a910a92a7e39c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "512a87287ff357268239042de1fc39e7544cbf6ebda3d0cbf23a910a92a7e39c", kill_on_drop: false }` [INFO] [stdout] 512a87287ff357268239042de1fc39e7544cbf6ebda3d0cbf23a910a92a7e39c [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] 3cc7091d038046976a77c1ee0ca538f871603e17bffdb5d57b18d2784eea5e58 [INFO] running `Command { std: "docker" "start" "-a" "3cc7091d038046976a77c1ee0ca538f871603e17bffdb5d57b18d2784eea5e58", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling cc v1.0.98 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking gimli v0.29.0 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking miniz_oxide v0.7.3 [INFO] [stderr] Checking object v0.35.0 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Compiling backtrace v0.3.72 [INFO] [stderr] Checking addr2line v0.22.0 [INFO] [stderr] Checking learn-regex-engine v0.1.0 (/opt/rustwide/workdir) [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:46:18 [INFO] [stdout] | [INFO] [stdout] 45 | fn choice(choices: Vec>) -> Box { [INFO] [stdout] | ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 46 | Box::new(NFA::Choice(Choice { [INFO] [stdout] | __________________^ [INFO] [stdout] 47 | | choices, [INFO] [stdout] 48 | | next: None, [INFO] [stdout] 49 | | })) [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:53:18 [INFO] [stdout] | [INFO] [stdout] 52 | fn repeat(nfa: Box) -> Box { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | Box::new(NFA::Repeat(Repeat { nfa, next: None })) [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: 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:57:18 [INFO] [stdout] | [INFO] [stdout] 56 | fn group(nfa: Box) -> Box { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 57 | Box::new(NFA::Group(Group { nfa, next: None })) [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: 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:46:18 [INFO] [stdout] | [INFO] [stdout] 45 | fn choice(choices: Vec>) -> Box { [INFO] [stdout] | ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 46 | Box::new(NFA::Choice(Choice { [INFO] [stdout] | __________________^ [INFO] [stdout] 47 | | choices, [INFO] [stdout] 48 | | next: None, [INFO] [stdout] 49 | | })) [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:53:18 [INFO] [stdout] | [INFO] [stdout] 52 | fn repeat(nfa: Box) -> Box { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | Box::new(NFA::Repeat(Repeat { nfa, next: None })) [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 3 previous errors [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:57:18 [INFO] [stdout] | [INFO] [stdout] 56 | fn group(nfa: Box) -> Box { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 57 | Box::new(NFA::Group(Group { nfa, next: None })) [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] [stderr] error: could not compile `learn-regex-engine` (bin "learn-regex-engine" test) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `learn-regex-engine` (bin "learn-regex-engine") due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "3cc7091d038046976a77c1ee0ca538f871603e17bffdb5d57b18d2784eea5e58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cc7091d038046976a77c1ee0ca538f871603e17bffdb5d57b18d2784eea5e58", kill_on_drop: false }` [INFO] [stdout] 3cc7091d038046976a77c1ee0ca538f871603e17bffdb5d57b18d2784eea5e58