[INFO] cloning repository https://github.com/Meow/markov
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Meow/markov" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMeow%2Fmarkov", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMeow%2Fmarkov'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95f7ac5f0800bd739eec59babe4dedcd185fa90d
[INFO] checking Meow/markov/95f7ac5f0800bd739eec59babe4dedcd185fa90d against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMeow%2Fmarkov" "/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/Meow/markov on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Meow/markov
[INFO] finished tweaking git repo https://github.com/Meow/markov
[INFO] tweaked toml for git repo https://github.com/Meow/markov written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Meow/markov 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0353af36ab62bca02f8c4eaed30498dfc9510136b427f7ce9117c9bb20db9592
[INFO] running `Command { std: "docker" "start" "-a" "0353af36ab62bca02f8c4eaed30498dfc9510136b427f7ce9117c9bb20db9592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0353af36ab62bca02f8c4eaed30498dfc9510136b427f7ce9117c9bb20db9592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0353af36ab62bca02f8c4eaed30498dfc9510136b427f7ce9117c9bb20db9592", kill_on_drop: false }`
[INFO] [stdout] 0353af36ab62bca02f8c4eaed30498dfc9510136b427f7ce9117c9bb20db9592
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05b1c4558ebe95d31a0bd842be696563aa6162bedc9c7cc58f04488ccd106286
[INFO] running `Command { std: "docker" "start" "-a" "05b1c4558ebe95d31a0bd842be696563aa6162bedc9c7cc58f04488ccd106286", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling httparse v1.7.0
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking tracing-core v0.1.25
[INFO] [stderr]    Compiling rustls v0.20.4
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling libsodium-sys v0.2.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]     Checking signature v1.5.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking ed25519 v1.4.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking rustls-pemfile v0.3.0
[INFO] [stderr]     Checking ipnet v2.4.0
[INFO] [stderr]    Compiling serenity v0.10.10
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking typemap_rev v0.1.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking webpki-roots v0.22.3
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking tracing v0.1.33
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking tokio-util v0.7.1
[INFO] [stderr]     Checking tokio-rustls v0.23.3
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking async-tungstenite v0.11.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking secstr v0.4.0
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking hyper v0.14.18
[INFO] [stderr]     Checking hyper-rustls v0.23.0
[INFO] [stderr]     Checking reqwest v0.11.10
[INFO] [stderr]     Checking sodiumoxide v0.2.7
[INFO] [stderr]     Checking microkv v0.2.8
[INFO] [stderr]     Checking markov v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this value of type `Result<(), SerenityError>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/main.rs:234:23
[INFO] [stdout]     |
[INFO] [stdout] 229 |     let mut client = Client::builder(&token)
[INFO] [stdout]     |         ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 234 |     if let Err(why) = client.start().await {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^
[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: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `markov` (bin "markov" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this value of type `Result<(), SerenityError>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/main.rs:234:23
[INFO] [stdout]     |
[INFO] [stdout] 229 |     let mut client = Client::builder(&token)
[INFO] [stdout]     |         ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 234 |     if let Err(why) = client.start().await {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^
[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: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `markov` (bin "markov") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "05b1c4558ebe95d31a0bd842be696563aa6162bedc9c7cc58f04488ccd106286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05b1c4558ebe95d31a0bd842be696563aa6162bedc9c7cc58f04488ccd106286", kill_on_drop: false }`
[INFO] [stdout] 05b1c4558ebe95d31a0bd842be696563aa6162bedc9c7cc58f04488ccd106286