[INFO] cloning repository https://github.com/merlox/rustling-merunas [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/merlox/rustling-merunas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerlox%2Frustling-merunas", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerlox%2Frustling-merunas'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2cd06826c0f4da8bc92825717e73eb44cd18095d [INFO] checking merlox/rustling-merunas against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerlox%2Frustling-merunas" "/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/merlox/rustling-merunas 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/merlox/rustling-merunas [INFO] finished tweaking git repo https://github.com/merlox/rustling-merunas [INFO] tweaked toml for git repo https://github.com/merlox/rustling-merunas written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/merlox/rustling-merunas 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] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] [stderr] Updating rustlings v1.4.0 (/workspace/builds/worker-6-tc1/source) -> v1.4.1 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded winapi-util v0.1.2 [INFO] [stderr] Downloaded notify v4.0.12 [INFO] [stderr] Downloaded clicolors-control v1.0.0 [INFO] [stderr] Downloaded predicates-tree v1.0.0 [INFO] [stderr] Downloaded atty v0.2.11 [INFO] [stderr] Downloaded same-file v1.0.4 [INFO] [stderr] Downloaded clicolors-control v0.2.0 [INFO] [stderr] Downloaded inotify-sys v0.1.3 [INFO] [stderr] Downloaded console v0.7.5 [INFO] [stderr] Downloaded predicates-core v1.0.0 [INFO] [stderr] Downloaded console v0.6.2 [INFO] [stderr] Downloaded syn v0.15.34 [INFO] [stderr] Downloaded predicates v1.0.1 [INFO] [stderr] Downloaded ryu v0.2.8 [INFO] [stderr] Downloaded serde_json v1.0.39 [INFO] [stderr] Downloaded serde v1.0.92 [INFO] [stderr] Downloaded encode_unicode v0.3.5 [INFO] [stderr] Downloaded log v0.4.6 [INFO] [stderr] Downloaded mio v0.6.19 [INFO] [stderr] Downloaded serde_derive v1.0.92 [INFO] [stderr] Downloaded aho-corasick v0.7.3 [INFO] [stderr] Downloaded parking_lot v0.8.0 [INFO] [stderr] Downloaded regex v0.2.11 [INFO] [stderr] Downloaded regex-syntax v0.5.6 [INFO] [stderr] Downloaded regex v1.1.6 [INFO] [stderr] Downloaded regex-syntax v0.6.6 [INFO] [stderr] Downloaded termion v1.5.2 [INFO] [stderr] Downloaded lock_api v0.2.0 [INFO] [stderr] Downloaded parking_lot_core v0.5.0 [INFO] [stderr] Downloaded ucd-util v0.1.3 [INFO] [stderr] Downloaded filetime v0.2.5 [INFO] [stderr] Downloaded inotify v0.6.1 [INFO] [stderr] Downloaded mio-extras v2.0.5 [INFO] [stderr] Downloaded libc v0.2.58 [INFO] [stderr] Downloaded quote v0.6.12 [INFO] [stderr] Downloaded unicode-width v0.1.5 [INFO] [stderr] Downloaded scopeguard v1.0.0 [INFO] [stderr] Downloaded smallvec v0.6.9 [INFO] [stderr] Downloaded memchr v2.2.0 [INFO] [stderr] Downloaded lazy_static v1.3.0 [INFO] [stderr] Downloaded utf8-ranges v1.0.2 [INFO] [stderr] Downloaded redox_syscall v0.1.54 [INFO] [stderr] Downloaded iovec v0.1.2 [INFO] [stderr] Downloaded lazycell v1.2.1 [INFO] [stderr] Downloaded walkdir v2.2.7 [INFO] [stderr] Downloaded indicatif v0.9.0 [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] f7ec6687d37a707938e350b68a322eea2b8acda19d47394746634529e3f60c55 [INFO] running `Command { std: "docker" "start" "-a" "f7ec6687d37a707938e350b68a322eea2b8acda19d47394746634529e3f60c55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7ec6687d37a707938e350b68a322eea2b8acda19d47394746634529e3f60c55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7ec6687d37a707938e350b68a322eea2b8acda19d47394746634529e3f60c55", kill_on_drop: false }` [INFO] [stdout] f7ec6687d37a707938e350b68a322eea2b8acda19d47394746634529e3f60c55 [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] 872291bc73f7424948d871402b2a4703e2a98938d27709a5aa6df5245003aabf [INFO] running `Command { std: "docker" "start" "-a" "872291bc73f7424948d871402b2a4703e2a98938d27709a5aa6df5245003aabf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Checking lock_api v0.2.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking predicates v1.0.1 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking termios v0.3.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking clicolors-control v1.0.0 [INFO] [stderr] Checking filetime v0.2.5 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking clicolors-control v0.2.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking inotify v0.6.1 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Checking notify v4.0.12 [INFO] [stderr] Checking console v0.7.5 [INFO] [stderr] Checking console v0.6.2 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Checking indicatif v0.9.0 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking rustlings v1.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.31s [INFO] running `Command { std: "docker" "inspect" "872291bc73f7424948d871402b2a4703e2a98938d27709a5aa6df5245003aabf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "872291bc73f7424948d871402b2a4703e2a98938d27709a5aa6df5245003aabf", kill_on_drop: false }` [INFO] [stdout] 872291bc73f7424948d871402b2a4703e2a98938d27709a5aa6df5245003aabf [INFO] checking merlox/rustling-merunas 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%2Fmerlox%2Frustling-merunas" "/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/merlox/rustling-merunas 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/merlox/rustling-merunas [INFO] finished tweaking git repo https://github.com/merlox/rustling-merunas [INFO] tweaked toml for git repo https://github.com/merlox/rustling-merunas written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/merlox/rustling-merunas 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] Locking 1 package to latest compatible version [INFO] [stderr] Updating rustlings v1.4.0 (/workspace/builds/worker-6-tc2/source) -> v1.4.1 [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] 9e9d179a128bec3e45f7679baca6b4e7da979be1c210a943183e6c796c9d934c [INFO] running `Command { std: "docker" "start" "-a" "9e9d179a128bec3e45f7679baca6b4e7da979be1c210a943183e6c796c9d934c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e9d179a128bec3e45f7679baca6b4e7da979be1c210a943183e6c796c9d934c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e9d179a128bec3e45f7679baca6b4e7da979be1c210a943183e6c796c9d934c", kill_on_drop: false }` [INFO] [stdout] 9e9d179a128bec3e45f7679baca6b4e7da979be1c210a943183e6c796c9d934c [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] c4216b4674aa431ea989e2ff45c46c9171906ecc58a34a29e76e017745eeac6b [INFO] running `Command { std: "docker" "start" "-a" "c4216b4674aa431ea989e2ff45c46c9171906ecc58a34a29e76e017745eeac6b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking lock_api v0.2.0 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking predicates v1.0.1 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking termios v0.3.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking clicolors-control v1.0.0 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking clicolors-control v0.2.0 [INFO] [stderr] Checking filetime v0.2.5 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking inotify v0.6.1 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Checking notify v4.0.12 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Checking console v0.7.5 [INFO] [stderr] Checking console v0.6.2 [INFO] [stderr] Checking indicatif v0.9.0 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking rustlings v1.4.1 (/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:13:10 [INFO] [stdout] | [INFO] [stdout] 13 | #[derive(Deserialize)] [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" "c4216b4674aa431ea989e2ff45c46c9171906ecc58a34a29e76e017745eeac6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4216b4674aa431ea989e2ff45c46c9171906ecc58a34a29e76e017745eeac6b", kill_on_drop: false }` [INFO] [stdout] c4216b4674aa431ea989e2ff45c46c9171906ecc58a34a29e76e017745eeac6b