[INFO] cloning repository https://github.com/LovecraftianHorror/dumpsta [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LovecraftianHorror/dumpsta" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLovecraftianHorror%2Fdumpsta", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLovecraftianHorror%2Fdumpsta'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5fa82ad723fa0ae819907bebfff99029171d24bd [INFO] checking LovecraftianHorror/dumpsta/5fa82ad723fa0ae819907bebfff99029171d24bd 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%2FLovecraftianHorror%2Fdumpsta" "/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/LovecraftianHorror/dumpsta 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/LovecraftianHorror/dumpsta [INFO] finished tweaking git repo https://github.com/LovecraftianHorror/dumpsta [INFO] tweaked toml for git repo https://github.com/LovecraftianHorror/dumpsta written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/LovecraftianHorror/dumpsta 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 39f014531179f2b5d306b29987017be439e120fde271e3e1075c576ea563d4db [INFO] running `Command { std: "docker" "start" "-a" "39f014531179f2b5d306b29987017be439e120fde271e3e1075c576ea563d4db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "39f014531179f2b5d306b29987017be439e120fde271e3e1075c576ea563d4db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39f014531179f2b5d306b29987017be439e120fde271e3e1075c576ea563d4db", kill_on_drop: false }` [INFO] [stdout] 39f014531179f2b5d306b29987017be439e120fde271e3e1075c576ea563d4db [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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1483a4236bf24cf2314b89ee7767a09f6a8b8b1f80d9358f73d355d02265ac8e [INFO] running `Command { std: "docker" "start" "-a" "1483a4236bf24cf2314b89ee7767a09f6a8b8b1f80d9358f73d355d02265ac8e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling syn v1.0.89 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Compiling rustls v0.20.4 [INFO] [stderr] Compiling semver v1.0.6 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Compiling quote v1.0.16 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Compiling anyhow v1.0.56 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking filetime v0.2.15 [INFO] [stderr] Checking console v0.15.0 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking chunked_transfer v1.4.0 [INFO] [stderr] Checking home v0.5.3 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking dirs v4.0.0 [INFO] [stderr] Compiling jobserver v0.1.24 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Compiling paste v1.0.7 [INFO] [stderr] Checking tar v0.4.38 [INFO] [stderr] Checking flate2 v1.0.22 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling libz-sys v1.1.5 [INFO] [stderr] Compiling openssl-sys v0.9.72 [INFO] [stderr] Compiling libssh2-sys v0.2.23 [INFO] [stderr] Compiling libgit2-sys v0.13.2+1.4.2 [INFO] [stderr] Checking indicatif v0.16.2 [INFO] [stderr] Checking smartstring v1.0.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling clap_derive v3.1.4 [INFO] [stderr] Checking clap v3.1.6 [INFO] [stderr] Checking webpki v0.22.0 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Checking webpki-roots v0.22.2 [INFO] [stderr] Checking git2 v0.14.2 [INFO] [stderr] Checking ureq v2.4.0 [INFO] [stderr] Checking crates-index v0.18.7 [INFO] [stderr] Checking dumpsta v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Path` [INFO] [stdout] --> src/main.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Path` [INFO] [stdout] --> src/main.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config` [INFO] [stdout] --> src/main.rs:179:9 [INFO] [stdout] | [INFO] [stdout] 179 | let config = index.index_config()?; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config` [INFO] [stdout] --> src/main.rs:179:9 [INFO] [stdout] | [INFO] [stdout] 179 | let config = index.index_config()?; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `index` is never used [INFO] [stdout] --> src/main.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 36 | impl CargoRegistry { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 64 | pub fn index(&self) -> PathBuf { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `err` is never used [INFO] [stdout] --> src/main.rs:142:4 [INFO] [stdout] | [INFO] [stdout] 142 | fn err(err: impl std::error::Error + Send + Sync + 'static) -> anyhow::Error { [INFO] [stdout] | ^^^ [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:51:40 [INFO] [stdout] | [INFO] [stdout] 51 | .and_then(|mut dirs| match dirs.next() { [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] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `index` is never used [INFO] [stdout] --> src/main.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 36 | impl CargoRegistry { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 64 | pub fn index(&self) -> PathBuf { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `err` is never used [INFO] [stdout] --> src/main.rs:142:4 [INFO] [stdout] | [INFO] [stdout] 142 | fn err(err: impl std::error::Error + Send + Sync + 'static) -> anyhow::Error { [INFO] [stdout] | ^^^ [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:51:40 [INFO] [stdout] | [INFO] [stdout] 51 | .and_then(|mut dirs| match dirs.next() { [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] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dumpsta` (bin "dumpsta") due to 2 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `dumpsta` (bin "dumpsta" test) due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "1483a4236bf24cf2314b89ee7767a09f6a8b8b1f80d9358f73d355d02265ac8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1483a4236bf24cf2314b89ee7767a09f6a8b8b1f80d9358f73d355d02265ac8e", kill_on_drop: false }` [INFO] [stdout] 1483a4236bf24cf2314b89ee7767a09f6a8b8b1f80d9358f73d355d02265ac8e