[INFO] fetching crate object-safe 0.3.1...
[INFO] checking object-safe-0.3.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate object-safe 0.3.1 into /workspace/builds/worker-4-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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate object-safe 0.3.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a64c06e7259c6e462cbc214260bd5bb61072236cd7fdd76987e3d0b45385d655
[INFO] running `Command { std: "docker" "start" "-a" "a64c06e7259c6e462cbc214260bd5bb61072236cd7fdd76987e3d0b45385d655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a64c06e7259c6e462cbc214260bd5bb61072236cd7fdd76987e3d0b45385d655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a64c06e7259c6e462cbc214260bd5bb61072236cd7fdd76987e3d0b45385d655", kill_on_drop: false }`
[INFO] [stdout] a64c06e7259c6e462cbc214260bd5bb61072236cd7fdd76987e3d0b45385d655
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f02d3369c3f3d6a946ce24a3885c73e759a2dd4e95d84d9ef7b11a8800d3fc90
[INFO] running `Command { std: "docker" "start" "-a" "f02d3369c3f3d6a946ce24a3885c73e759a2dd4e95d84d9ef7b11a8800d3fc90", kill_on_drop: false }`
[INFO] [stderr]     Checking 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)]` 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)]` 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)]` 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 `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "f02d3369c3f3d6a946ce24a3885c73e759a2dd4e95d84d9ef7b11a8800d3fc90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02d3369c3f3d6a946ce24a3885c73e759a2dd4e95d84d9ef7b11a8800d3fc90", kill_on_drop: false }`
[INFO] [stdout] f02d3369c3f3d6a946ce24a3885c73e759a2dd4e95d84d9ef7b11a8800d3fc90