[INFO] cloning repository https://github.com/JadKHaddad/Rocust-JSON
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JadKHaddad/Rocust-JSON" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJadKHaddad%2FRocust-JSON", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJadKHaddad%2FRocust-JSON'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5816e6731c7274e1b53902aa9c7f9b59e542a48
[INFO] checking JadKHaddad/Rocust-JSON/a5816e6731c7274e1b53902aa9c7f9b59e542a48 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJadKHaddad%2FRocust-JSON" "/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/JadKHaddad/Rocust-JSON on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JadKHaddad/Rocust-JSON
[INFO] finished tweaking git repo https://github.com/JadKHaddad/Rocust-JSON
[INFO] tweaked toml for git repo https://github.com/JadKHaddad/Rocust-JSON written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JadKHaddad/Rocust-JSON 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f216e991c830a0ea3166e1324eebad0f37da31b367e14845cc69d04ca958a543
[INFO] running `Command { std: "docker" "start" "-a" "f216e991c830a0ea3166e1324eebad0f37da31b367e14845cc69d04ca958a543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f216e991c830a0ea3166e1324eebad0f37da31b367e14845cc69d04ca958a543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f216e991c830a0ea3166e1324eebad0f37da31b367e14845cc69d04ca958a543", kill_on_drop: false }`
[INFO] [stdout] f216e991c830a0ea3166e1324eebad0f37da31b367e14845cc69d04ca958a543
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9288a2f1d7be8b2e9f599575c88d3938cf9b89c8b8a372bde2ad69057419510d
[INFO] running `Command { std: "docker" "start" "-a" "9288a2f1d7be8b2e9f599575c88d3938cf9b89c8b8a372bde2ad69057419510d", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling tokio v1.21.0
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling uncased v0.9.7
[INFO] [stderr]     Checking aho-corasick v0.7.19
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[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking iana-time-zone v0.1.47
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking sha1 v0.10.4
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking headers-core v0.2.0
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[INFO] [stderr]     Checking headers v0.3.8
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking encode_unicode v1.0.0
[INFO] [stderr]     Checking rocust_frontend v0.1.0 (/opt/rustwide/workdir/rocust_frontend)
[INFO] [stderr]     Checking rocust_desktop v0.1.0 (/opt/rustwide/workdir/rocust_desktop)
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking typed-headers v0.2.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling thiserror-impl v1.0.34
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking openssl v0.10.41
[INFO] [stderr]     Checking futures-util v0.3.24
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking thiserror v1.0.34
[INFO] [stderr]     Checking tungstenite v0.17.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.15
[INFO] [stderr]     Checking native-tls v0.2.10
[INFO] [stderr]     Checking serde v1.0.144
[INFO] [stderr]     Checking futures-executor v0.3.24
[INFO] [stderr]     Checking futures v0.3.24
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking tokio-tungstenite v0.17.2
[INFO] [stderr]     Checking tokio-stream v0.1.9
[INFO] [stderr]     Checking h2 v0.3.14
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_json v1.0.85
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]    Compiling proc-macro-crate v1.2.1
[INFO] [stderr]     Checking prettytable-rs v0.9.0
[INFO] [stderr]    Compiling poem-derive v1.3.41
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking poem v1.3.41
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking rocust_lib v0.1.0 (/opt/rustwide/workdir/rocust_lib)
[INFO] [stdout] warning: unused import: `fs`
[INFO] [stdout]   --> rocust_lib/src/logger.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::{fs, fs::OpenOptions, io::AsyncWriteExt};
[INFO] [stdout]    |             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs`
[INFO] [stdout]   --> rocust_lib/src/logger.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::{fs, fs::OpenOptions, io::AsyncWriteExt};
[INFO] [stdout]    |             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `CancellationToken` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> rocust_lib/src/master.rs:362:13
[INFO] [stdout]     |
[INFO] [stdout] 362 |           let token = self.token.lock().unwrap().clone();
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout] 363 | /         select! {
[INFO] [stdout] 364 | |             _ = token.cancelled() => {
[INFO] [stdout] 365 | |
[INFO] [stdout] 366 | |             }
[INFO] [stdout] ...   |
[INFO] [stdout] 369 | |             }
[INFO] [stdout] 370 | |         }
[INFO] [stdout]     | |_________- these local bindings with significant drop implementation may 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 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `CancellationToken` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> rocust_lib/src/master.rs:362:13
[INFO] [stdout]     |
[INFO] [stdout] 362 |           let token = self.token.lock().unwrap().clone();
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout] 363 | /         select! {
[INFO] [stdout] 364 | |             _ = token.cancelled() => {
[INFO] [stdout] 365 | |
[INFO] [stdout] 366 | |             }
[INFO] [stdout] ...   |
[INFO] [stdout] 369 | |             }
[INFO] [stdout] 370 | |         }
[INFO] [stdout]     | |_________- these local bindings with significant drop implementation may 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 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `CancellationToken` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> rocust_lib/src/test.rs:97:13
[INFO] [stdout]     |
[INFO] [stdout] 97  |           let background_token = self.background_token.lock().unwrap().clone();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 98  | /         select! {
[INFO] [stdout] 99  | |             _ = background_token.cancelled() => {
[INFO] [stdout] 100 | |
[INFO] [stdout] 101 | |             }
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |             }
[INFO] [stdout] 105 | |         }
[INFO] [stdout]     | |_________- these local bindings with significant drop implementation may 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 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `CancellationToken` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> rocust_lib/src/test.rs:97:13
[INFO] [stdout]     |
[INFO] [stdout] 97  |           let background_token = self.background_token.lock().unwrap().clone();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 98  | /         select! {
[INFO] [stdout] 99  | |             _ = background_token.cancelled() => {
[INFO] [stdout] 100 | |
[INFO] [stdout] 101 | |             }
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |             }
[INFO] [stdout] 105 | |         }
[INFO] [stdout]     | |_________- these local bindings with significant drop implementation may 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 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `CancellationToken` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> rocust_lib/src/worker.rs:266:13
[INFO] [stdout]     |
[INFO] [stdout] 266 |           let token = self.token.lock().unwrap().clone();
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout] 267 | /         select! {
[INFO] [stdout] 268 | |             _ = token.cancelled() => {
[INFO] [stdout] 269 | |
[INFO] [stdout] 270 | |             }
[INFO] [stdout] ...   |
[INFO] [stdout] 273 | |             }
[INFO] [stdout] 274 | |         }
[INFO] [stdout]     | |_________- these local bindings with significant drop implementation may 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 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `CancellationToken` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> rocust_lib/src/worker.rs:266:13
[INFO] [stdout]     |
[INFO] [stdout] 266 |           let token = self.token.lock().unwrap().clone();
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout] 267 | /         select! {
[INFO] [stdout] 268 | |             _ = token.cancelled() => {
[INFO] [stdout] 269 | |
[INFO] [stdout] 270 | |             }
[INFO] [stdout] ...   |
[INFO] [stdout] 273 | |             }
[INFO] [stdout] 274 | |         }
[INFO] [stdout]     | |_________- these local bindings with significant drop implementation may 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 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rocust_lib` (lib test) due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rocust_lib` (lib) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "9288a2f1d7be8b2e9f599575c88d3938cf9b89c8b8a372bde2ad69057419510d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9288a2f1d7be8b2e9f599575c88d3938cf9b89c8b8a372bde2ad69057419510d", kill_on_drop: false }`
[INFO] [stdout] 9288a2f1d7be8b2e9f599575c88d3938cf9b89c8b8a372bde2ad69057419510d