[INFO] cloning repository https://github.com/0reilly/jira-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0reilly/jira-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0reilly%2Fjira-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0reilly%2Fjira-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 36c72c1ce9f153694f857ccc873f6b067c1abb75 [INFO] checking 0reilly/jira-rust against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0reilly%2Fjira-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/0reilly/jira-rust 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/0reilly/jira-rust [INFO] finished tweaking git repo https://github.com/0reilly/jira-rust [INFO] tweaked toml for git repo https://github.com/0reilly/jira-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/0reilly/jira-rust 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] Downloading crates ... [INFO] [stderr] Downloaded structopt v0.3.9 [INFO] [stderr] Downloaded syn-mid v0.5.0 [INFO] [stderr] Downloaded paw-raw v1.0.0 [INFO] [stderr] Downloaded paw-attributes v1.0.2 [INFO] [stderr] Downloaded hermit-abi v0.1.6 [INFO] [stderr] Downloaded yansi v0.5.0 [INFO] [stderr] Downloaded structopt-derive v0.4.2 [INFO] [stderr] Downloaded directories v2.0.2 [INFO] [stderr] Downloaded paw v1.0.0 [INFO] [stderr] Downloaded redox_users v0.3.4 [INFO] [stderr] Downloaded blake2b_simd v0.5.10 [INFO] [stderr] Downloaded serde_yaml v0.8.17 [INFO] [stderr] Downloaded proc-macro-error-attr v0.4.8 [INFO] [stderr] Downloaded rust-argon2 v0.7.0 [INFO] [stderr] Downloaded aho-corasick v0.7.9 [INFO] [stderr] Downloaded chrono v0.4.11 [INFO] [stderr] Downloaded read_input v0.8.4 [INFO] [stderr] Downloaded rustversion v1.0.2 [INFO] [stderr] Downloaded proc-macro-error v0.4.8 [INFO] [stderr] Downloaded syn v1.0.14 [INFO] [stderr] Downloaded regex-syntax v0.6.16 [INFO] [stderr] Downloaded fake v2.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 605852a6e4207cef553f6cce830a2016db2475b95009b2b5ab154d8d09f29217 [INFO] running `Command { std: "docker" "start" "-a" "605852a6e4207cef553f6cce830a2016db2475b95009b2b5ab154d8d09f29217", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "605852a6e4207cef553f6cce830a2016db2475b95009b2b5ab154d8d09f29217", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "605852a6e4207cef553f6cce830a2016db2475b95009b2b5ab154d8d09f29217", kill_on_drop: false }` [INFO] [stdout] 605852a6e4207cef553f6cce830a2016db2475b95009b2b5ab154d8d09f29217 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9af09d2f98b05af98754a1300a16f2a1ca90ca733ec9d10efa534b7dc4888874 [INFO] running `Command { std: "docker" "start" "-a" "9af09d2f98b05af98754a1300a16f2a1ca90ca733ec9d10efa534b7dc4888874", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking paw-raw v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Compiling anyhow v1.0.26 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking regex-syntax v0.6.16 [INFO] [stderr] Checking dtoa v0.4.5 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking read_input v0.8.4 [INFO] [stderr] Checking yansi v0.5.0 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking aho-corasick v0.7.9 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking directories v2.0.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Checking fake v2.2.0 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling paw-attributes v1.0.2 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Checking paw v1.0.0 [INFO] [stderr] Compiling proc-macro-error v0.4.8 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.8 [INFO] [stderr] Compiling structopt-derive v0.4.2 [INFO] [stderr] Checking structopt v0.3.9 [INFO] [stderr] Checking koans v0.1.0 (/opt/rustwide/workdir/koans-framework) [INFO] [stderr] Checking serde_yaml v0.8.17 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking jira-cli v0.1.0 (/opt/rustwide/workdir/jira-cli) [INFO] [stderr] Checking jira-wip v0.1.0 (/opt/rustwide/workdir/jira-wip) [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> jira-wip/src/koans/02_ticket_store/02_option.rs:50:23 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn get(&self, id: &u32) -> Option<&Ticket> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> jira-wip/src/koans/02_ticket_store/01_store.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | &self.data.insert(id, ticket); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 43 | let _ = &self.data.insert(id, ticket); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ticket` [INFO] [stdout] --> jira-wip/src/koans/01_ticket/04_visibility.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | let ticket: Ticket = [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ticket` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> jira-wip/src/koans/02_ticket_store/02_option.rs:50:23 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn get(&self, id: &u32) -> Option<&Ticket> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> jira-wip/src/koans/02_ticket_store/01_store.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | &self.data.insert(id, ticket); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 43 | let _ = &self.data.insert(id, ticket); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.46s [INFO] running `Command { std: "docker" "inspect" "9af09d2f98b05af98754a1300a16f2a1ca90ca733ec9d10efa534b7dc4888874", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9af09d2f98b05af98754a1300a16f2a1ca90ca733ec9d10efa534b7dc4888874", kill_on_drop: false }` [INFO] [stdout] 9af09d2f98b05af98754a1300a16f2a1ca90ca733ec9d10efa534b7dc4888874 [INFO] checking 0reilly/jira-rust 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%2F0reilly%2Fjira-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/0reilly/jira-rust 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/0reilly/jira-rust [INFO] finished tweaking git repo https://github.com/0reilly/jira-rust [INFO] tweaked toml for git repo https://github.com/0reilly/jira-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/0reilly/jira-rust 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f073dd3f7dd3865b46a5d62269194d53fe9207028fc7f246a86c826f88195912 [INFO] running `Command { std: "docker" "start" "-a" "f073dd3f7dd3865b46a5d62269194d53fe9207028fc7f246a86c826f88195912", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f073dd3f7dd3865b46a5d62269194d53fe9207028fc7f246a86c826f88195912", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f073dd3f7dd3865b46a5d62269194d53fe9207028fc7f246a86c826f88195912", kill_on_drop: false }` [INFO] [stdout] f073dd3f7dd3865b46a5d62269194d53fe9207028fc7f246a86c826f88195912 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3791fa0ecfe93b78eac7f41ce6a723c90936eb46fdb7657a04acc20f11a60d9f [INFO] running `Command { std: "docker" "start" "-a" "3791fa0ecfe93b78eac7f41ce6a723c90936eb46fdb7657a04acc20f11a60d9f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking paw-raw v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Compiling anyhow v1.0.26 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking dtoa v0.4.5 [INFO] [stderr] Checking regex-syntax v0.6.16 [INFO] [stderr] Checking read_input v0.8.4 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking yansi v0.5.0 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking aho-corasick v0.7.9 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking directories v2.0.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Checking fake v2.2.0 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling paw-attributes v1.0.2 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Checking paw v1.0.0 [INFO] [stderr] Compiling proc-macro-error v0.4.8 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.8 [INFO] [stderr] Compiling structopt-derive v0.4.2 [INFO] [stderr] Checking structopt v0.3.9 [INFO] [stderr] Checking koans v0.1.0 (/opt/rustwide/workdir/koans-framework) [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] --> koans-framework/src/lib.rs:63:17 [INFO] [stdout] | [INFO] [stdout] 54 | .map(|f| { [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 55 | let entry = f.unwrap(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 63 | / read_dir(entry.path()) [INFO] [stdout] 64 | | .unwrap() [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] --> koans-framework/src/lib.rs:65:63 [INFO] [stdout] | [INFO] [stdout] 65 | .map(move |f| (directory_name.to_owned(), f.unwrap().file_name())) [INFO] [stdout] | - ^^^^^^^^^^ [INFO] [stdout] | | [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] [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] --> koans-framework/src/lib.rs:63:17 [INFO] [stdout] | [INFO] [stdout] 54 | .map(|f| { [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 55 | let entry = f.unwrap(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 63 | / read_dir(entry.path()) [INFO] [stdout] 64 | | .unwrap() [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] --> koans-framework/src/lib.rs:65:63 [INFO] [stdout] | [INFO] [stdout] 65 | .map(move |f| (directory_name.to_owned(), f.unwrap().file_name())) [INFO] [stdout] | - ^^^^^^^^^^ [INFO] [stdout] | | [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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `koans` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `koans` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "3791fa0ecfe93b78eac7f41ce6a723c90936eb46fdb7657a04acc20f11a60d9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3791fa0ecfe93b78eac7f41ce6a723c90936eb46fdb7657a04acc20f11a60d9f", kill_on_drop: false }` [INFO] [stdout] 3791fa0ecfe93b78eac7f41ce6a723c90936eb46fdb7657a04acc20f11a60d9f