[INFO] fetching crate structdiff 0.7.3...
[INFO] building structdiff-0.7.3 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate structdiff 0.7.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate structdiff 0.7.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate structdiff 0.7.3
[INFO] tweaked toml for crates.io crate structdiff 0.7.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate structdiff 0.7.3 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate structdiff 0.7.3 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3759c019a68335d32a8b2651c050f52950673eb5319330d440f30b9a1cbb07d4
[INFO] running `Command { std: "docker" "start" "-a" "3759c019a68335d32a8b2651c050f52950673eb5319330d440f30b9a1cbb07d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3759c019a68335d32a8b2651c050f52950673eb5319330d440f30b9a1cbb07d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3759c019a68335d32a8b2651c050f52950673eb5319330d440f30b9a1cbb07d4", kill_on_drop: false }`
[INFO] [stdout] 3759c019a68335d32a8b2651c050f52950673eb5319330d440f30b9a1cbb07d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6916290fe0661ba48c6ad2a2205dc22a331ac4af5faf2f3b11bbc7bd2438c2f0
[INFO] running `Command { std: "docker" "start" "-a" "6916290fe0661ba48c6ad2a2205dc22a331ac4af5faf2f3b11bbc7bd2438c2f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling structdiff-derive v0.7.3
[INFO] [stderr]    Compiling structdiff v0.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "6916290fe0661ba48c6ad2a2205dc22a331ac4af5faf2f3b11bbc7bd2438c2f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6916290fe0661ba48c6ad2a2205dc22a331ac4af5faf2f3b11bbc7bd2438c2f0", kill_on_drop: false }`
[INFO] [stdout] 6916290fe0661ba48c6ad2a2205dc22a331ac4af5faf2f3b11bbc7bd2438c2f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98b3cf21e4b84de19bebcc62d8a89c6ca510e97c8a78fdae6f8d70172ca3650d
[INFO] running `Command { std: "docker" "start" "-a" "98b3cf21e4b84de19bebcc62d8a89c6ca510e97c8a78fdae6f8d70172ca3650d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling assert_unordered v0.3.5
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling structdiff v0.7.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> tests/derives.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     (dyn core::fmt::Debug + Send + 'static): Debug,
[INFO] [stdout]    |     ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -     (dyn core::fmt::Debug + Send + 'static): Debug,
[INFO] [stdout] 33 +     dyn core::fmt::Debug + Send + 'static: Debug,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> tests/derives.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     (dyn core::fmt::Debug + Send + 'static): Debug,
[INFO] [stdout]    |     ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -     (dyn core::fmt::Debug + Send + 'static): Debug,
[INFO] [stdout] 33 +     dyn core::fmt::Debug + Send + 'static: Debug,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestSetters` is never constructed
[INFO] [stdout]   --> tests/types.rs:99:12
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub struct TestSetters {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.79s
[INFO] running `Command { std: "docker" "inspect" "98b3cf21e4b84de19bebcc62d8a89c6ca510e97c8a78fdae6f8d70172ca3650d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98b3cf21e4b84de19bebcc62d8a89c6ca510e97c8a78fdae6f8d70172ca3650d", kill_on_drop: false }`
[INFO] [stdout] 98b3cf21e4b84de19bebcc62d8a89c6ca510e97c8a78fdae6f8d70172ca3650d