[INFO] fetching crate shreddit 0.9.3...
[INFO] checking shreddit-0.9.3 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate shreddit 0.9.3 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate shreddit 0.9.3 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 crates.io crate shreddit 0.9.3
[INFO] finished tweaking crates.io crate shreddit 0.9.3
[INFO] tweaked toml for crates.io crate shreddit 0.9.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate shreddit 0.9.3 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2b3e97cc0360edb50c583375fdbcfb246cfbe74ecd175f9050fac88f28a1b7de
[INFO] running `Command { std: "docker" "start" "-a" "2b3e97cc0360edb50c583375fdbcfb246cfbe74ecd175f9050fac88f28a1b7de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b3e97cc0360edb50c583375fdbcfb246cfbe74ecd175f9050fac88f28a1b7de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b3e97cc0360edb50c583375fdbcfb246cfbe74ecd175f9050fac88f28a1b7de", kill_on_drop: false }`
[INFO] [stdout] 2b3e97cc0360edb50c583375fdbcfb246cfbe74ecd175f9050fac88f28a1b7de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fd1020494ab84e17473a9083fd9956a7f14a0b2a0897bffba41603dfb22a508c
[INFO] running `Command { std: "docker" "start" "-a" "fd1020494ab84e17473a9083fd9956a7f14a0b2a0897bffba41603dfb22a508c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking unicode-bidi v0.3.14
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[INFO] [stderr]    Compiling cc v1.0.83
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[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking anstyle v1.0.4
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[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]    Compiling async-trait v0.1.74
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[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking csv-core v0.1.11
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[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking tokio v1.35.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking clap v4.4.11
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking h2 v0.3.22
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
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[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking reqwest v0.11.22
[INFO] [stderr]     Checking shreddit v0.9.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `after` and `before` are never read
[INFO] [stdout]    --> src/things/comment.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 355 | pub struct ResponseData {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 356 |     pub children: Vec<Child>,
[INFO] [stdout] 357 |     pub after: Option<String>,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 358 |     pub before: Option<String>,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ResponseData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `after` and `before` are never read
[INFO] [stdout]    --> src/things/comment.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 355 | pub struct ResponseData {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 356 |     pub children: Vec<Child>,
[INFO] [stdout] 357 |     pub after: Option<String>,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 358 |     pub before: Option<String>,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ResponseData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.12s
[INFO] running `Command { std: "docker" "inspect" "fd1020494ab84e17473a9083fd9956a7f14a0b2a0897bffba41603dfb22a508c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd1020494ab84e17473a9083fd9956a7f14a0b2a0897bffba41603dfb22a508c", kill_on_drop: false }`
[INFO] [stdout] fd1020494ab84e17473a9083fd9956a7f14a0b2a0897bffba41603dfb22a508c