[INFO] fetching crate object-safe 0.3.1...
[INFO] building object-safe-0.3.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate object-safe 0.3.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate object-safe 0.3.1
[INFO] finished tweaking crates.io crate object-safe 0.3.1
[INFO] tweaked toml for crates.io crate object-safe 0.3.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate object-safe 0.3.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ef462ab1783385f4f9067c8617689659f3b7570bdc5cd4035e6c03d2ff139f0
[INFO] running `Command { std: "docker" "start" "-a" "4ef462ab1783385f4f9067c8617689659f3b7570bdc5cd4035e6c03d2ff139f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ef462ab1783385f4f9067c8617689659f3b7570bdc5cd4035e6c03d2ff139f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ef462ab1783385f4f9067c8617689659f3b7570bdc5cd4035e6c03d2ff139f0", kill_on_drop: false }`
[INFO] [stdout] 4ef462ab1783385f4f9067c8617689659f3b7570bdc5cd4035e6c03d2ff139f0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecf0a6033df8e3ece77a771816ffcc2fecd9bb4b489355b87a072f941f86317b
[INFO] running `Command { std: "docker" "start" "-a" "ecf0a6033df8e3ece77a771816ffcc2fecd9bb4b489355b87a072f941f86317b", kill_on_drop: false }`
[INFO] [stderr]    Compiling object-safe v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:90:26
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn as_any(&self) -> &(dyn Any) {
[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] 90 -     fn as_any(&self) -> &(dyn Any) {
[INFO] [stdout] 90 +     fn as_any(&self) -> &dyn Any {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "ecf0a6033df8e3ece77a771816ffcc2fecd9bb4b489355b87a072f941f86317b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf0a6033df8e3ece77a771816ffcc2fecd9bb4b489355b87a072f941f86317b", kill_on_drop: false }`
[INFO] [stdout] ecf0a6033df8e3ece77a771816ffcc2fecd9bb4b489355b87a072f941f86317b
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7fb50dc335751ebfe2c5486bce0be1fd7605c124228231cbcecc566fe76f31e
[INFO] running `Command { std: "docker" "start" "-a" "a7fb50dc335751ebfe2c5486bce0be1fd7605c124228231cbcecc566fe76f31e", kill_on_drop: false }`
[INFO] [stderr]    Compiling object-safe v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:90:26
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn as_any(&self) -> &(dyn Any) {
[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] 90 -     fn as_any(&self) -> &(dyn Any) {
[INFO] [stdout] 90 +     fn as_any(&self) -> &dyn Any {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:90:26
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn as_any(&self) -> &(dyn Any) {
[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] 90 -     fn as_any(&self) -> &(dyn Any) {
[INFO] [stdout] 90 +     fn as_any(&self) -> &dyn Any {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MyPartialEq` is never used
[INFO] [stdout]    --> src/lib.rs:324:15
[INFO] [stdout]     |
[INFO] [stdout] 324 |         trait MyPartialEq: PartialEqObj {}
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyPartialEqWrapper` is never constructed
[INFO] [stdout]    --> src/lib.rs:326:16
[INFO] [stdout]     |
[INFO] [stdout] 326 |         struct MyPartialEqWrapper(Obj<Box<dyn MyPartialEq>>);
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "a7fb50dc335751ebfe2c5486bce0be1fd7605c124228231cbcecc566fe76f31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7fb50dc335751ebfe2c5486bce0be1fd7605c124228231cbcecc566fe76f31e", kill_on_drop: false }`
[INFO] [stdout] a7fb50dc335751ebfe2c5486bce0be1fd7605c124228231cbcecc566fe76f31e