[INFO] cloning repository https://github.com/gabriel-gatti/rust_studies [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gabriel-gatti/rust_studies" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabriel-gatti%2Frust_studies", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabriel-gatti%2Frust_studies'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6fcddd58724f0c310dbbfc93f5f3a99f651d6dad [INFO] checking gabriel-gatti/rust_studies against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabriel-gatti%2Frust_studies" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] [stderr] Updating files: 47% (970/2047) Updating files: 48% (983/2047) Updating files: 49% (1004/2047) Updating files: 50% (1024/2047) Updating files: 51% (1044/2047) Updating files: 52% (1065/2047) Updating files: 53% (1085/2047) Updating files: 54% (1106/2047) Updating files: 55% (1126/2047) Updating files: 56% (1147/2047) Updating files: 57% (1167/2047) Updating files: 58% (1188/2047) Updating files: 59% (1208/2047) Updating files: 60% (1229/2047) Updating files: 61% (1249/2047) Updating files: 62% (1270/2047) Updating files: 63% (1290/2047) Updating files: 64% (1311/2047) Updating files: 65% (1331/2047) Updating files: 66% (1352/2047) Updating files: 67% (1372/2047) Updating files: 68% (1392/2047) Updating files: 69% (1413/2047) Updating files: 70% (1433/2047) Updating files: 71% (1454/2047) Updating files: 72% (1474/2047) Updating files: 73% (1495/2047) Updating files: 74% (1515/2047) Updating files: 75% (1536/2047) Updating files: 76% (1556/2047) Updating files: 77% (1577/2047) Updating files: 78% (1597/2047) Updating files: 79% (1618/2047) Updating files: 80% (1638/2047) Updating files: 81% (1659/2047) Updating files: 82% (1679/2047) Updating files: 83% (1700/2047) Updating files: 84% (1720/2047) Updating files: 85% (1740/2047) Updating files: 86% (1761/2047) Updating files: 87% (1781/2047) Updating files: 88% (1802/2047) Updating files: 89% (1822/2047) Updating files: 90% (1843/2047) Updating files: 91% (1863/2047) Updating files: 92% (1884/2047) Updating files: 93% (1904/2047) Updating files: 93% (1917/2047) Updating files: 94% (1925/2047) Updating files: 95% (1945/2047) Updating files: 96% (1966/2047) Updating files: 97% (1986/2047) Updating files: 98% (2007/2047) Updating files: 99% (2027/2047) Updating files: 100% (2047/2047) Updating files: 100% (2047/2047), done. [INFO] validating manifest of git repo https://github.com/gabriel-gatti/rust_studies 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/gabriel-gatti/rust_studies [INFO] finished tweaking git repo https://github.com/gabriel-gatti/rust_studies [INFO] tweaked toml for git repo https://github.com/gabriel-gatti/rust_studies written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/gabriel-gatti/rust_studies 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_derive v0.1.4 [INFO] [stderr] Downloaded argh v0.1.4 [INFO] [stderr] Downloaded argh_shared v0.1.4 [INFO] [stderr] Downloaded predicates-tree v1.0.2 [INFO] [stderr] Downloaded predicates v1.0.7 [INFO] [stderr] Downloaded notify v4.0.16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5c134414255372e812477e7f1e329cfe6bcc2bd2707a61f91171e5540ded717f [INFO] running `Command { std: "docker" "start" "-a" "5c134414255372e812477e7f1e329cfe6bcc2bd2707a61f91171e5540ded717f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c134414255372e812477e7f1e329cfe6bcc2bd2707a61f91171e5540ded717f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c134414255372e812477e7f1e329cfe6bcc2bd2707a61f91171e5540ded717f", kill_on_drop: false }` [INFO] [stdout] 5c134414255372e812477e7f1e329cfe6bcc2bd2707a61f91171e5540ded717f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 022e7cd1c5520dce0d233089813730093f413623e0df5aa29a9de87462ea1f0b [INFO] running `Command { std: "docker" "start" "-a" "022e7cd1c5520dce0d233089813730093f413623e0df5aa29a9de87462ea1f0b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking lock_api v0.4.3 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Checking predicates-core v1.0.2 [INFO] [stderr] Compiling argh_shared v0.1.4 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking predicates-tree v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking termios v0.3.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clicolors-control v1.0.1 [INFO] [stderr] Checking filetime v0.2.14 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking number_prefix v0.2.8 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking notify v4.0.16 [INFO] [stderr] Checking regex v1.4.6 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Checking predicates v1.0.7 [INFO] [stderr] Checking console v0.7.7 [INFO] [stderr] Compiling argh_derive v0.1.4 [INFO] [stderr] Checking indicatif v0.10.3 [INFO] [stderr] Checking argh v0.1.4 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking rustlings v4.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.39s [INFO] running `Command { std: "docker" "inspect" "022e7cd1c5520dce0d233089813730093f413623e0df5aa29a9de87462ea1f0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "022e7cd1c5520dce0d233089813730093f413623e0df5aa29a9de87462ea1f0b", kill_on_drop: false }` [INFO] [stdout] 022e7cd1c5520dce0d233089813730093f413623e0df5aa29a9de87462ea1f0b [INFO] checking gabriel-gatti/rust_studies 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%2Fgabriel-gatti%2Frust_studies" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] [stderr] Updating files: 47% (970/2047) Updating files: 48% (983/2047) Updating files: 49% (1004/2047) Updating files: 50% (1024/2047) Updating files: 51% (1044/2047) Updating files: 52% (1065/2047) Updating files: 53% (1085/2047) Updating files: 54% (1106/2047) Updating files: 55% (1126/2047) Updating files: 56% (1147/2047) Updating files: 57% (1167/2047) Updating files: 58% (1188/2047) Updating files: 59% (1208/2047) Updating files: 60% (1229/2047) Updating files: 61% (1249/2047) Updating files: 62% (1270/2047) Updating files: 63% (1290/2047) Updating files: 64% (1311/2047) Updating files: 65% (1331/2047) Updating files: 66% (1352/2047) Updating files: 67% (1372/2047) Updating files: 68% (1392/2047) Updating files: 69% (1413/2047) Updating files: 70% (1433/2047) Updating files: 71% (1454/2047) Updating files: 72% (1474/2047) Updating files: 73% (1495/2047) Updating files: 74% (1515/2047) Updating files: 75% (1536/2047) Updating files: 76% (1556/2047) Updating files: 77% (1577/2047) Updating files: 78% (1597/2047) Updating files: 79% (1618/2047) Updating files: 80% (1638/2047) Updating files: 81% (1659/2047) Updating files: 82% (1679/2047) Updating files: 83% (1700/2047) Updating files: 84% (1720/2047) Updating files: 85% (1740/2047) Updating files: 86% (1761/2047) Updating files: 87% (1781/2047) Updating files: 88% (1802/2047) Updating files: 89% (1822/2047) Updating files: 90% (1843/2047) Updating files: 91% (1863/2047) Updating files: 92% (1884/2047) Updating files: 93% (1904/2047) Updating files: 93% (1917/2047) Updating files: 94% (1925/2047) Updating files: 95% (1945/2047) Updating files: 96% (1966/2047) Updating files: 97% (1986/2047) Updating files: 98% (2007/2047) Updating files: 99% (2027/2047) Updating files: 100% (2047/2047) Updating files: 100% (2047/2047), done. [INFO] validating manifest of git repo https://github.com/gabriel-gatti/rust_studies 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/gabriel-gatti/rust_studies [INFO] finished tweaking git repo https://github.com/gabriel-gatti/rust_studies [INFO] tweaked toml for git repo https://github.com/gabriel-gatti/rust_studies written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/gabriel-gatti/rust_studies 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ea61fd8dbdc817dc738e64f1adacecb882fde58cfd97229fd5bc746fd2e262b0 [INFO] running `Command { std: "docker" "start" "-a" "ea61fd8dbdc817dc738e64f1adacecb882fde58cfd97229fd5bc746fd2e262b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ea61fd8dbdc817dc738e64f1adacecb882fde58cfd97229fd5bc746fd2e262b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea61fd8dbdc817dc738e64f1adacecb882fde58cfd97229fd5bc746fd2e262b0", kill_on_drop: false }` [INFO] [stdout] ea61fd8dbdc817dc738e64f1adacecb882fde58cfd97229fd5bc746fd2e262b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4033dcd5edcd246d07715bf8c0ff6425e59898391e9d7b54d2f0b2106890c287 [INFO] running `Command { std: "docker" "start" "-a" "4033dcd5edcd246d07715bf8c0ff6425e59898391e9d7b54d2f0b2106890c287", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking lock_api v0.4.3 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling argh_shared v0.1.4 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking predicates-core v1.0.2 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking predicates-tree v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking termios v0.3.3 [INFO] [stderr] Checking clicolors-control v1.0.1 [INFO] [stderr] Checking filetime v0.2.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking number_prefix v0.2.8 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking notify v4.0.16 [INFO] [stderr] Checking regex v1.4.6 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Checking predicates v1.0.7 [INFO] [stderr] Checking console v0.7.7 [INFO] [stderr] Compiling argh_derive v0.1.4 [INFO] [stderr] Checking indicatif v0.10.3 [INFO] [stderr] Checking argh v0.1.4 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking rustlings v4.4.0 (/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/exercise.rs:27:10 [INFO] [stdout] | [INFO] [stdout] 27 | #[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" "4033dcd5edcd246d07715bf8c0ff6425e59898391e9d7b54d2f0b2106890c287", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4033dcd5edcd246d07715bf8c0ff6425e59898391e9d7b54d2f0b2106890c287", kill_on_drop: false }` [INFO] [stdout] 4033dcd5edcd246d07715bf8c0ff6425e59898391e9d7b54d2f0b2106890c287