[INFO] fetching crate user_stable_vtable 0.3.0...
[INFO] testing user_stable_vtable-0.3.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate user_stable_vtable 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate user_stable_vtable 0.3.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate user_stable_vtable 0.3.0
[INFO] finished tweaking crates.io crate user_stable_vtable 0.3.0
[INFO] tweaked toml for crates.io crate user_stable_vtable 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7858450b7279879560dfe7c8d022affb61fab2fd9bbc82b41444f6a0b33fda86
[INFO] running `Command { std: "docker" "start" "-a" "7858450b7279879560dfe7c8d022affb61fab2fd9bbc82b41444f6a0b33fda86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7858450b7279879560dfe7c8d022affb61fab2fd9bbc82b41444f6a0b33fda86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7858450b7279879560dfe7c8d022affb61fab2fd9bbc82b41444f6a0b33fda86", kill_on_drop: false }`
[INFO] [stdout] 7858450b7279879560dfe7c8d022affb61fab2fd9bbc82b41444f6a0b33fda86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4aa2204fc5c550250d95702c6c3d6d0704330e7d25cc6de70c87817c3ceb9d57
[INFO] running `Command { std: "docker" "start" "-a" "4aa2204fc5c550250d95702c6c3d6d0704330e7d25cc6de70c87817c3ceb9d57", kill_on_drop: false }`
[INFO] [stderr]    Compiling user_stable_vtable v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "4aa2204fc5c550250d95702c6c3d6d0704330e7d25cc6de70c87817c3ceb9d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa2204fc5c550250d95702c6c3d6d0704330e7d25cc6de70c87817c3ceb9d57", kill_on_drop: false }`
[INFO] [stdout] 4aa2204fc5c550250d95702c6c3d6d0704330e7d25cc6de70c87817c3ceb9d57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baf57b0bdb5f48e35e44f04acb234152794b1353c4a1a321456d0202ce1da166
[INFO] running `Command { std: "docker" "start" "-a" "baf57b0bdb5f48e35e44f04acb234152794b1353c4a1a321456d0202ce1da166", kill_on_drop: false }`
[INFO] [stderr]    Compiling user_stable_vtable v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "baf57b0bdb5f48e35e44f04acb234152794b1353c4a1a321456d0202ce1da166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baf57b0bdb5f48e35e44f04acb234152794b1353c4a1a321456d0202ce1da166", kill_on_drop: false }`
[INFO] [stdout] baf57b0bdb5f48e35e44f04acb234152794b1353c4a1a321456d0202ce1da166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d9a9d09a0a4730b97c4f055cbca5ba02215e7e0d765707528ee1fe279f50e50
[INFO] running `Command { std: "docker" "start" "-a" "2d9a9d09a0a4730b97c4f055cbca5ba02215e7e0d765707528ee1fe279f50e50", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/user_stable_vtable-f4324d4c19265444)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test some_tests::test_ref_none_is_null ... ok
[INFO] [stdout] test some_tests::test_nonnull_none_is_null ... ok
[INFO] [stdout] test some_tests::test_ref_some_is_not_null - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests user_stable_vtable
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2d9a9d09a0a4730b97c4f055cbca5ba02215e7e0d765707528ee1fe279f50e50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d9a9d09a0a4730b97c4f055cbca5ba02215e7e0d765707528ee1fe279f50e50", kill_on_drop: false }`
[INFO] [stdout] 2d9a9d09a0a4730b97c4f055cbca5ba02215e7e0d765707528ee1fe279f50e50