[INFO] fetching crate deserr 0.6.2...
[INFO] checking deserr-0.6.2 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate deserr 0.6.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate deserr 0.6.2 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deserr 0.6.2
[INFO] finished tweaking crates.io crate deserr 0.6.2
[INFO] tweaked toml for crates.io crate deserr 0.6.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate deserr 0.6.2 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" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.8.14
[INFO] [stderr]   Downloaded actix-server v2.4.0
[INFO] [stderr]   Downloaded serde-cs v0.2.4
[INFO] [stderr]   Downloaded similar v2.5.0
[INFO] [stderr]   Downloaded automod v1.0.14
[INFO] [stderr]   Downloaded deserr-internal v0.6.2
[INFO] [stderr]   Downloaded actix-web v4.8.0
[INFO] [stderr]   Downloaded actix-http v3.8.0
[INFO] [stderr]   Downloaded object v0.36.1
[INFO] [stderr]   Downloaded tokio v1.38.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04d2cb1e26334f11c2e5d0b45482de35aa9017231552c6f2209a809c360e7a02
[INFO] running `Command { std: "docker" "start" "-a" "04d2cb1e26334f11c2e5d0b45482de35aa9017231552c6f2209a809c360e7a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04d2cb1e26334f11c2e5d0b45482de35aa9017231552c6f2209a809c360e7a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04d2cb1e26334f11c2e5d0b45482de35aa9017231552c6f2209a809c360e7a02", kill_on_drop: false }`
[INFO] [stdout] 04d2cb1e26334f11c2e5d0b45482de35aa9017231552c6f2209a809c360e7a02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "-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" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3e1b07234fadb0436bf02ebca0804352f6b17a6254547105164d3083b27ba77
[INFO] running `Command { std: "docker" "start" "-a" "e3e1b07234fadb0436bf02ebca0804352f6b17a6254547105164d3083b27ba77", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking winnow v0.6.13
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling trybuild v1.0.96
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking dissimilar v1.0.9
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling deserr-internal v0.6.2
[INFO] [stderr]    Compiling automod v1.0.14
[INFO] [stderr]     Checking serde_spanned v0.6.6
[INFO] [stderr]     Checking toml_datetime v0.6.6
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde-cs v0.2.4
[INFO] [stderr]     Checking insta v1.39.0
[INFO] [stderr]     Checking toml_edit v0.22.14
[INFO] [stderr]     Checking deserr v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml v0.8.14
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]   --> tests/regression/issue24.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Point {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 29 |     pub x: u32,
[INFO] [stdout]    |         ^
[INFO] [stdout] 30 |     pub y: u32,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[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 11.61s
[INFO] running `Command { std: "docker" "inspect" "e3e1b07234fadb0436bf02ebca0804352f6b17a6254547105164d3083b27ba77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e1b07234fadb0436bf02ebca0804352f6b17a6254547105164d3083b27ba77", kill_on_drop: false }`
[INFO] [stdout] e3e1b07234fadb0436bf02ebca0804352f6b17a6254547105164d3083b27ba77