[INFO] fetching crate dbus-tree 0.9.1...
[INFO] testing dbus-tree-0.9.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dbus-tree 0.9.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dbus-tree 0.9.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dbus-tree 0.9.1
[INFO] finished tweaking crates.io crate dbus-tree 0.9.1
[INFO] tweaked toml for crates.io crate dbus-tree 0.9.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate dbus-tree 0.9.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29dc888b012a821cd8c9425f82081a2e303ba5d2e8debab444d6bd5e9eba5737
[INFO] running `Command { std: "docker" "start" "-a" "29dc888b012a821cd8c9425f82081a2e303ba5d2e8debab444d6bd5e9eba5737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29dc888b012a821cd8c9425f82081a2e303ba5d2e8debab444d6bd5e9eba5737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29dc888b012a821cd8c9425f82081a2e303ba5d2e8debab444d6bd5e9eba5737", kill_on_drop: false }`
[INFO] [stdout] 29dc888b012a821cd8c9425f82081a2e303ba5d2e8debab444d6bd5e9eba5737
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de8a6fdb36b1688c3f03c4a93b32fe87191801639938b0b4706e8415350dfc52
[INFO] running `Command { std: "docker" "start" "-a" "de8a6fdb36b1688c3f03c4a93b32fe87191801639938b0b4706e8415350dfc52", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling dbus v0.9.2
[INFO] [stderr]    Compiling dbus-tree v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.56s
[INFO] running `Command { std: "docker" "inspect" "de8a6fdb36b1688c3f03c4a93b32fe87191801639938b0b4706e8415350dfc52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de8a6fdb36b1688c3f03c4a93b32fe87191801639938b0b4706e8415350dfc52", kill_on_drop: false }`
[INFO] [stdout] de8a6fdb36b1688c3f03c4a93b32fe87191801639938b0b4706e8415350dfc52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14a1b59d5a99c87455457b30fb5ee17a517c32783aeaf0d39febe3dd1536fdf1
[INFO] running `Command { std: "docker" "start" "-a" "14a1b59d5a99c87455457b30fb5ee17a517c32783aeaf0d39febe3dd1536fdf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling dbus-tree v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.33s
[INFO] running `Command { std: "docker" "inspect" "14a1b59d5a99c87455457b30fb5ee17a517c32783aeaf0d39febe3dd1536fdf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14a1b59d5a99c87455457b30fb5ee17a517c32783aeaf0d39febe3dd1536fdf1", kill_on_drop: false }`
[INFO] [stdout] 14a1b59d5a99c87455457b30fb5ee17a517c32783aeaf0d39febe3dd1536fdf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4fb8fdb0d0044ae2659427b2a1b545ce0c79cd680a26f844edff66e15a853a97
[INFO] running `Command { std: "docker" "start" "-a" "4fb8fdb0d0044ae2659427b2a1b545ce0c79cd680a26f844edff66e15a853a97", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dbus_tree-f4c664fb27640217)
[INFO] [stdout] test leaves::test_get_managed_objects ... ok
[INFO] [stdout] test objectpath::test_iter ... ok
[INFO] [stderr]    Doc-tests dbus-tree
[INFO] [stdout] test objectpath::test_introspection_dynamic ... ok
[INFO] [stdout] test factory::create_fnmut ... ok
[INFO] [stdout] test objectpath::test_set_default_interface ... ok
[INFO] [stdout] test factory::fn_customdata ... ok
[INFO] [stdout] test leaves::test_sync_prop ... ok
[INFO] [stdout] test leaves::test_prop_handlers ... ok
[INFO] [stdout] test objectpath::test_introspection ... ok
[INFO] [stdout] test leaves::test_set_prop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 4) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4fb8fdb0d0044ae2659427b2a1b545ce0c79cd680a26f844edff66e15a853a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fb8fdb0d0044ae2659427b2a1b545ce0c79cd680a26f844edff66e15a853a97", kill_on_drop: false }`
[INFO] [stdout] 4fb8fdb0d0044ae2659427b2a1b545ce0c79cd680a26f844edff66e15a853a97