[INFO] fetching crate html5-picture 0.2.2...
[INFO] checking html5-picture-0.2.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate html5-picture 0.2.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate html5-picture 0.2.2 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 html5-picture 0.2.2
[INFO] finished tweaking crates.io crate html5-picture 0.2.2
[INFO] tweaked toml for crates.io crate html5-picture 0.2.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate html5-picture 0.2.2 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ac4598574e0a7a876188f3dddcc2a8e274a659be1bd1ef1cdb1d5829bebaa3aa
[INFO] running `Command { std: "docker" "start" "-a" "ac4598574e0a7a876188f3dddcc2a8e274a659be1bd1ef1cdb1d5829bebaa3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac4598574e0a7a876188f3dddcc2a8e274a659be1bd1ef1cdb1d5829bebaa3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac4598574e0a7a876188f3dddcc2a8e274a659be1bd1ef1cdb1d5829bebaa3aa", kill_on_drop: false }`
[INFO] [stdout] ac4598574e0a7a876188f3dddcc2a8e274a659be1bd1ef1cdb1d5829bebaa3aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d3e83fbe73f958f82b64364af77f2e5d09cfebd0746e4ad80c83d699f845739f
[INFO] running `Command { std: "docker" "start" "-a" "d3e83fbe73f958f82b64364af77f2e5d09cfebd0746e4ad80c83d699f845739f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.76
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[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling futures-macro v0.3.15
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[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]    Compiling crc32fast v1.2.1
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[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking html5-picture v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/html5.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub struct PictureRegister {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 127 |     config: Config,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PictureRegister` 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: field `config` is never read
[INFO] [stdout]    --> src/html5.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub struct PictureRegister {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 127 |     config: Config,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PictureRegister` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.36s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "d3e83fbe73f958f82b64364af77f2e5d09cfebd0746e4ad80c83d699f845739f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e83fbe73f958f82b64364af77f2e5d09cfebd0746e4ad80c83d699f845739f", kill_on_drop: false }`
[INFO] [stdout] d3e83fbe73f958f82b64364af77f2e5d09cfebd0746e4ad80c83d699f845739f