[INFO] cloning repository https://github.com/anderstorpsfestivalen/matrixprint [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anderstorpsfestivalen/matrixprint" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanderstorpsfestivalen%2Fmatrixprint", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanderstorpsfestivalen%2Fmatrixprint'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0500a2216dcacc342a49e2aa66f30a15de6c9215 [INFO] checking anderstorpsfestivalen/matrixprint/0500a2216dcacc342a49e2aa66f30a15de6c9215 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%2Fanderstorpsfestivalen%2Fmatrixprint" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/anderstorpsfestivalen/matrixprint 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/anderstorpsfestivalen/matrixprint [INFO] finished tweaking git repo https://github.com/anderstorpsfestivalen/matrixprint [INFO] tweaked toml for git repo https://github.com/anderstorpsfestivalen/matrixprint written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/anderstorpsfestivalen/matrixprint 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 89523047f1377f89363b2d0eeee39b75e68479823fc420674584d6f05bd1a2a1 [INFO] running `Command { std: "docker" "start" "-a" "89523047f1377f89363b2d0eeee39b75e68479823fc420674584d6f05bd1a2a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "89523047f1377f89363b2d0eeee39b75e68479823fc420674584d6f05bd1a2a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89523047f1377f89363b2d0eeee39b75e68479823fc420674584d6f05bd1a2a1", kill_on_drop: false }` [INFO] [stdout] 89523047f1377f89363b2d0eeee39b75e68479823fc420674584d6f05bd1a2a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7637ae0245658dfa38e53c7a07c661a80808c6fd098395a15b056074fe49ea1f [INFO] running `Command { std: "docker" "start" "-a" "7637ae0245658dfa38e53c7a07c661a80808c6fd098395a15b056074fe49ea1f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Compiling httparse v1.7.1 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Checking tracing-core v0.1.28 [INFO] [stderr] Checking hashbrown v0.12.1 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Compiling serde_derive v1.0.138 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking unicode-normalization v0.1.21 [INFO] [stderr] Checking tracing v0.1.35 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling rustls v0.21.2 [INFO] [stderr] Compiling rustix v0.37.20 [INFO] [stderr] Compiling rustls v0.20.6 [INFO] [stderr] Compiling serde v1.0.138 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking crypto-common v0.1.4 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking rustls-pemfile v1.0.0 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking cpufeatures v0.2.2 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Compiling encoding_rs v0.8.31 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Checking httpdate v1.0.2 [INFO] [stderr] Checking sha1 v0.10.5 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking os_str_bytes v6.1.0 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Checking webpki v0.22.0 [INFO] [stderr] Checking rustls-webpki v0.100.1 [INFO] [stderr] Checking data-encoding v2.4.0 [INFO] [stderr] Compiling serde_json v1.0.82 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Compiling anyhow v1.0.58 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking is-terminal v0.4.7 [INFO] [stderr] Checking sha1_smol v1.0.0 [INFO] [stderr] Checking rustls-native-certs v0.6.2 [INFO] [stderr] Checking webpki-roots v0.22.4 [INFO] [stderr] Checking uuid v1.4.1 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking ipnet v2.5.0 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking env_logger v0.10.0 [INFO] [stderr] Checking printers v1.2.0 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Checking rppal v0.14.1 [INFO] [stderr] Checking pretty_env_logger v0.5.0 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling clap_derive v3.2.7 [INFO] [stderr] Checking tokio v1.19.2 [INFO] [stderr] Checking thiserror v1.0.31 [INFO] [stderr] Checking tungstenite v0.19.0 [INFO] [stderr] Checking clap v3.2.8 [INFO] [stderr] Checking tokio-util v0.7.3 [INFO] [stderr] Checking tokio-rustls v0.23.4 [INFO] [stderr] Checking tokio-rustls v0.24.1 [INFO] [stderr] Checking tokio-tungstenite v0.19.0 [INFO] [stderr] Checking h2 v0.3.13 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking hyper v0.14.20 [INFO] [stderr] Checking hyper-rustls v0.23.0 [INFO] [stderr] Checking reqwest v0.11.11 [INFO] [stderr] Checking matrixprint v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tokio::fs::OpenOptions` [INFO] [stdout] --> src/printer.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use tokio::fs::OpenOptions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::task` [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use tokio::task; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::fs::OpenOptions` [INFO] [stdout] --> src/printer.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use tokio::fs::OpenOptions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::task` [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use tokio::task; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/printer.rs:15:23 [INFO] [stdout] | [INFO] [stdout] 15 | pub async fn open(path: &str, stats: Option) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::io::AsyncWriteExt` [INFO] [stdout] --> src/printer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use tokio::io::AsyncWriteExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `url`, `key`, and `client` are never read [INFO] [stdout] --> src/stats.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Stats { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 4 | url: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 5 | key: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 6 | client: reqwest::Client, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `print` is never used [INFO] [stdout] --> src/stats.rs:23:18 [INFO] [stdout] | [INFO] [stdout] 9 | impl Stats { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 23 | pub async fn print(&self) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `stats` is never read [INFO] [stdout] --> src/printer.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Printer { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 10 | // output: tokio::fs::File, [INFO] [stdout] 11 | stats: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ControlCodes` is never used [INFO] [stdout] --> src/printer.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | pub enum ControlCodes { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `value` is never used [INFO] [stdout] --> src/printer.rs:85:8 [INFO] [stdout] | [INFO] [stdout] 84 | impl ControlCodes { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] 85 | fn value(self) -> u8 { [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/conn.rs:23:58 [INFO] [stdout] | [INFO] [stdout] 22 | let p = conn.pipe.clone(); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 23 | tokio::spawn(async { Connection::connect(url, p).await }); [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: aborting due to 1 previous error; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `matrixprint` (bin "matrixprint") due to 2 previous errors; 9 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/printer.rs:15:23 [INFO] [stdout] | [INFO] [stdout] 15 | pub async fn open(path: &str, stats: Option) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::io::AsyncWriteExt` [INFO] [stdout] --> src/printer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use tokio::io::AsyncWriteExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `url`, `key`, and `client` are never read [INFO] [stdout] --> src/stats.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Stats { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 4 | url: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 5 | key: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 6 | client: reqwest::Client, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `print` is never used [INFO] [stdout] --> src/stats.rs:23:18 [INFO] [stdout] | [INFO] [stdout] 9 | impl Stats { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 23 | pub async fn print(&self) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `stats` is never read [INFO] [stdout] --> src/printer.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Printer { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 10 | // output: tokio::fs::File, [INFO] [stdout] 11 | stats: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ControlCodes` is never used [INFO] [stdout] --> src/printer.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | pub enum ControlCodes { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `value` is never used [INFO] [stdout] --> src/printer.rs:85:8 [INFO] [stdout] | [INFO] [stdout] 84 | impl ControlCodes { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] 85 | fn value(self) -> u8 { [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/conn.rs:23:58 [INFO] [stdout] | [INFO] [stdout] 22 | let p = conn.pipe.clone(); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 23 | tokio::spawn(async { Connection::connect(url, p).await }); [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: aborting due to 1 previous error; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `matrixprint` (bin "matrixprint" test) due to 2 previous errors; 9 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7637ae0245658dfa38e53c7a07c661a80808c6fd098395a15b056074fe49ea1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7637ae0245658dfa38e53c7a07c661a80808c6fd098395a15b056074fe49ea1f", kill_on_drop: false }` [INFO] [stdout] 7637ae0245658dfa38e53c7a07c661a80808c6fd098395a15b056074fe49ea1f