[INFO] fetching crate tor-rpcbase 0.32.0...
[INFO] checking tor-rpcbase-0.32.0 against master#0f353363965ebf05e0757f7679c800b39c51a07e for pr-144896
[INFO] extracting crate tor-rpcbase 0.32.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate tor-rpcbase 0.32.0
[INFO] finished tweaking crates.io crate tor-rpcbase 0.32.0
[INFO] tweaked toml for crates.io crate tor-rpcbase 0.32.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tor-rpcbase 0.32.0 on toolchain 0f353363965ebf05e0757f7679c800b39c51a07e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tor-rpcbase 0.32.0 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" "+0f353363965ebf05e0757f7679c800b39c51a07e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded retry-error v0.6.5
[INFO] [stderr]   Downloaded tor-async-utils v0.32.0
[INFO] [stderr]   Downloaded assert-impl v0.1.3
[INFO] [stderr]   Downloaded futures-await-test v0.3.0
[INFO] [stderr]   Downloaded oneshot-fused-workaround v0.2.3
[INFO] [stderr]   Downloaded tor-error v0.32.0
[INFO] [stderr]   Downloaded futures-await-test-macro v0.3.0
[INFO] [stderr]   Downloaded derive-deftly v1.1.0
[INFO] [stderr]   Downloaded derive-deftly-macros v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16419ac587fc3857624e0d99778c0e408713e24de14bfa42e0df35c84bea9184
[INFO] running `Command { std: "docker" "start" "-a" "16419ac587fc3857624e0d99778c0e408713e24de14bfa42e0df35c84bea9184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16419ac587fc3857624e0d99778c0e408713e24de14bfa42e0df35c84bea9184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16419ac587fc3857624e0d99778c0e408713e24de14bfa42e0df35c84bea9184", kill_on_drop: false }`
[INFO] [stdout] 16419ac587fc3857624e0d99778c0e408713e24de14bfa42e0df35c84bea9184
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 750676c4fcbe9679b798457668150f435ac7461af33459438611c2838a80a7ef
[INFO] running `Command { std: "docker" "start" "-a" "750676c4fcbe9679b798457668150f435ac7461af33459438611c2838a80a7ef", kill_on_drop: false }`
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[INFO] [stderr]     Checking tor-rpcbase v0.32.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `PossumCage` is never constructed
[INFO] [stdout]    --> src/obj.rs:485:12
[INFO] [stdout]     |
[INFO] [stdout] 485 |     struct PossumCage {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `make_cast_table` is never used
[INFO] [stdout]    --> src/obj.rs:297:12
[INFO] [stdout]     |
[INFO] [stdout] 284 | /     impl<$tgens> $ttype where
[INFO] [stdout] ...   |
[INFO] [stdout] 287 | |         $ttype: Send + Sync + 'static,
[INFO] [stdout]     | |______________________________________- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 297 |           fn make_cast_table() -> $crate::CastTable {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 481 |       #[derive(Deftly)]
[INFO] [stdout]     |                ------ in this derive macro expansion
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `derive_deftly_template_Object` which comes from the expansion of the derive macro `Deftly` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.15s
[INFO] running `Command { std: "docker" "inspect" "750676c4fcbe9679b798457668150f435ac7461af33459438611c2838a80a7ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "750676c4fcbe9679b798457668150f435ac7461af33459438611c2838a80a7ef", kill_on_drop: false }`
[INFO] [stdout] 750676c4fcbe9679b798457668150f435ac7461af33459438611c2838a80a7ef