[INFO] cloning repository https://github.com/binh-vu/testio [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/binh-vu/testio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinh-vu%2Ftestio", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinh-vu%2Ftestio'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a0e690f88436c8bed950554fc67a5b5e6a16c045 [INFO] checking binh-vu/testio/a0e690f88436c8bed950554fc67a5b5e6a16c045 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinh-vu%2Ftestio" "/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/binh-vu/testio on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/binh-vu/testio [INFO] finished tweaking git repo https://github.com/binh-vu/testio [INFO] tweaked toml for git repo https://github.com/binh-vu/testio written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/binh-vu/testio 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6481fbda4f804930ff57348c7e90edda118aabf0abbb670c30fb2bd1f4076ff8 [INFO] running `Command { std: "docker" "start" "-a" "6481fbda4f804930ff57348c7e90edda118aabf0abbb670c30fb2bd1f4076ff8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6481fbda4f804930ff57348c7e90edda118aabf0abbb670c30fb2bd1f4076ff8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6481fbda4f804930ff57348c7e90edda118aabf0abbb670c30fb2bd1f4076ff8", kill_on_drop: false }` [INFO] [stdout] 6481fbda4f804930ff57348c7e90edda118aabf0abbb670c30fb2bd1f4076ff8 [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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 32ea4f14ab2664b1d77f8952b762dacc8601738c25a81c8b8d5a7f4159b448bf [INFO] running `Command { std: "docker" "start" "-a" "32ea4f14ab2664b1d77f8952b762dacc8601738c25a81c8b8d5a7f4159b448bf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling serde v1.0.190 [INFO] [stderr] Compiling rustix v0.38.20 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking linux-raw-sys v0.4.10 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking gimli v0.28.0 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling portable-atomic v1.5.0 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Checking object v0.32.1 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking console v0.15.7 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking uuid v1.5.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Compiling findshlibs v0.10.2 [INFO] [stderr] Checking tempfile v3.8.0 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling serde_derive v1.0.190 [INFO] [stderr] Checking indicatif v0.17.7 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking ipc-channel v0.16.1 [INFO] [stderr] Checking procspawn v1.0.0 [INFO] [stderr] Checking testio 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:59:37 [INFO] [stdout] | [INFO] [stdout] 59 | .map(|filename| std::fs::read_to_string(&filename).unwrap().len()) [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:68:20 [INFO] [stdout] | [INFO] [stdout] 68 | .map(|job| job.join().unwrap()) [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] [stderr] error: could not compile `testio` (bin "testio" test) due to 3 previous errors [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:59:37 [INFO] [stdout] | [INFO] [stdout] 59 | .map(|filename| std::fs::read_to_string(&filename).unwrap().len()) [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] [stderr] warning: build failed, waiting for other jobs to finish... [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:68:20 [INFO] [stdout] | [INFO] [stdout] 68 | .map(|job| job.join().unwrap()) [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] [stderr] error: could not compile `testio` (bin "testio") due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "32ea4f14ab2664b1d77f8952b762dacc8601738c25a81c8b8d5a7f4159b448bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32ea4f14ab2664b1d77f8952b762dacc8601738c25a81c8b8d5a7f4159b448bf", kill_on_drop: false }` [INFO] [stdout] 32ea4f14ab2664b1d77f8952b762dacc8601738c25a81c8b8d5a7f4159b448bf