[INFO] cloning repository https://github.com/LearningOS/rust-rustlings-2023-autumn-apengaaa [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LearningOS/rust-rustlings-2023-autumn-apengaaa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-apengaaa", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-apengaaa'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bfe81692d5624c6275b730d5dfa5a50f824b5536 [INFO] checking LearningOS/rust-rustlings-2023-autumn-apengaaa against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-apengaaa" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-apengaaa 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/LearningOS/rust-rustlings-2023-autumn-apengaaa [INFO] finished tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-apengaaa [INFO] tweaked toml for git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-apengaaa written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-apengaaa 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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cae30dafd80fecbca8e07c849a9736aa3b9d93029fc438000709bee888c3a224 [INFO] running `Command { std: "docker" "start" "-a" "cae30dafd80fecbca8e07c849a9736aa3b9d93029fc438000709bee888c3a224", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cae30dafd80fecbca8e07c849a9736aa3b9d93029fc438000709bee888c3a224", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cae30dafd80fecbca8e07c849a9736aa3b9d93029fc438000709bee888c3a224", kill_on_drop: false }` [INFO] [stdout] cae30dafd80fecbca8e07c849a9736aa3b9d93029fc438000709bee888c3a224 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b34c1e57b4913c424535f82df53b29f0852f478f0642c5c9a5407517e679ac37 [INFO] running `Command { std: "docker" "start" "-a" "b34c1e57b4913c424535f82df53b29f0852f478f0642c5c9a5407517e679ac37", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.64 [INFO] [stderr] Compiling unicode-ident v1.0.10 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde v1.0.171 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking regex-syntax v0.7.4 [INFO] [stderr] Compiling serde_json v1.0.102 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking itoa v1.0.8 [INFO] [stderr] Checking aho-corasick v1.0.2 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Checking ryu v1.0.14 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling tokio v1.29.1 [INFO] [stderr] Compiling syn v2.0.25 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling argh_shared v0.1.10 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking console v0.15.7 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking filetime v0.2.21 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Checking pin-project-lite v0.2.10 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking notify v4.0.17 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking home v0.5.5 [INFO] [stderr] Checking regex-automata v0.3.3 [INFO] [stderr] Compiling argh_derive v0.1.10 [INFO] [stderr] Checking argh v0.1.10 [INFO] [stderr] Checking regex v1.9.1 [INFO] [stderr] Checking predicates v1.0.8 [INFO] [stderr] Checking indicatif v0.16.2 [INFO] [stderr] Compiling serde_derive v1.0.171 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking rustlings v5.5.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.62s [INFO] running `Command { std: "docker" "inspect" "b34c1e57b4913c424535f82df53b29f0852f478f0642c5c9a5407517e679ac37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b34c1e57b4913c424535f82df53b29f0852f478f0642c5c9a5407517e679ac37", kill_on_drop: false }` [INFO] [stdout] b34c1e57b4913c424535f82df53b29f0852f478f0642c5c9a5407517e679ac37 [INFO] checking LearningOS/rust-rustlings-2023-autumn-apengaaa 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%2FLearningOS%2Frust-rustlings-2023-autumn-apengaaa" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-apengaaa 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/LearningOS/rust-rustlings-2023-autumn-apengaaa [INFO] finished tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-apengaaa [INFO] tweaked toml for git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-apengaaa written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-apengaaa 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 091dcc1335d30e0ed75b4012d6fd2ffee9b7d32f1ec5b555f156eca215e30af5 [INFO] running `Command { std: "docker" "start" "-a" "091dcc1335d30e0ed75b4012d6fd2ffee9b7d32f1ec5b555f156eca215e30af5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "091dcc1335d30e0ed75b4012d6fd2ffee9b7d32f1ec5b555f156eca215e30af5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "091dcc1335d30e0ed75b4012d6fd2ffee9b7d32f1ec5b555f156eca215e30af5", kill_on_drop: false }` [INFO] [stdout] 091dcc1335d30e0ed75b4012d6fd2ffee9b7d32f1ec5b555f156eca215e30af5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f01673529ad3d221dd9a36a9adfa37cc2b641c2706fdba527d5154a9b584b3a5 [INFO] running `Command { std: "docker" "start" "-a" "f01673529ad3d221dd9a36a9adfa37cc2b641c2706fdba527d5154a9b584b3a5", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.64 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling unicode-ident v1.0.10 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde v1.0.171 [INFO] [stderr] Checking regex-syntax v0.7.4 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde_json v1.0.102 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Checking ryu v1.0.14 [INFO] [stderr] Checking aho-corasick v1.0.2 [INFO] [stderr] Checking itoa v1.0.8 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Compiling tokio v1.29.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Compiling syn v2.0.25 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling argh_shared v0.1.10 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking console v0.15.7 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking regex-automata v0.3.3 [INFO] [stderr] Checking filetime v0.2.21 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking pin-project-lite v0.2.10 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Checking notify v4.0.17 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking home v0.5.5 [INFO] [stderr] Compiling argh_derive v0.1.10 [INFO] [stderr] Checking regex v1.9.1 [INFO] [stderr] Checking argh v0.1.10 [INFO] [stderr] Checking predicates v1.0.8 [INFO] [stderr] Checking indicatif v0.16.2 [INFO] [stderr] Compiling serde_derive v1.0.171 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking rustlings v5.5.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking assert_cmd v0.11.1 [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/exercise.rs:29:10 [INFO] [stdout] | [INFO] [stdout] 29 | #[derive(Deserialize, Copy, Clone, Debug)] [INFO] [stdout] | ^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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] = note: this error originates in the macro `try` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rustlings` (bin "rustlings") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "f01673529ad3d221dd9a36a9adfa37cc2b641c2706fdba527d5154a9b584b3a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f01673529ad3d221dd9a36a9adfa37cc2b641c2706fdba527d5154a9b584b3a5", kill_on_drop: false }` [INFO] [stdout] f01673529ad3d221dd9a36a9adfa37cc2b641c2706fdba527d5154a9b584b3a5