[INFO] fetching crate dbus-crossroads 0.2.1...
[INFO] testing dbus-crossroads-0.2.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate dbus-crossroads 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate dbus-crossroads 0.2.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dbus-crossroads 0.2.1
[INFO] finished tweaking crates.io crate dbus-crossroads 0.2.1
[INFO] tweaked toml for crates.io crate dbus-crossroads 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate dbus-crossroads 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88c31ef18f1dfd54f6e08c4f264baa90fb0501824ab3bfec4a2a572f2d20c5ca
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "88c31ef18f1dfd54f6e08c4f264baa90fb0501824ab3bfec4a2a572f2d20c5ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88c31ef18f1dfd54f6e08c4f264baa90fb0501824ab3bfec4a2a572f2d20c5ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c31ef18f1dfd54f6e08c4f264baa90fb0501824ab3bfec4a2a572f2d20c5ca", kill_on_drop: false }`
[INFO] [stdout] 88c31ef18f1dfd54f6e08c4f264baa90fb0501824ab3bfec4a2a572f2d20c5ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4324a17c2af8f4a1aedbc440ae41562f81ddad0de8a102490774425b7c37756f
[INFO] running `Command { std: "docker" "start" "-a" "4324a17c2af8f4a1aedbc440ae41562f81ddad0de8a102490774425b7c37756f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling dbus v0.8.4
[INFO] [stderr]    Compiling dbus-crossroads v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.06s
[INFO] running `Command { std: "docker" "inspect" "4324a17c2af8f4a1aedbc440ae41562f81ddad0de8a102490774425b7c37756f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4324a17c2af8f4a1aedbc440ae41562f81ddad0de8a102490774425b7c37756f", kill_on_drop: false }`
[INFO] [stdout] 4324a17c2af8f4a1aedbc440ae41562f81ddad0de8a102490774425b7c37756f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a40ffa96d12e20a56d5505e9e857a34f146aa5ee9d1649e1ffc25ff1ab319f53
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a40ffa96d12e20a56d5505e9e857a34f146aa5ee9d1649e1ffc25ff1ab319f53", kill_on_drop: false }`
[INFO] [stderr]    Compiling dbus-crossroads v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `std::sync::Mutex<std::vec::Vec<_>>: dbus::channel::Sender` is not satisfied
[INFO] [stdout]    --> src/test.rs:177:40
[INFO] [stdout]     |
[INFO] [stdout] 177 |     cr.set_object_manager_support(Some(add_remove.clone()));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^ the trait `dbus::channel::Sender` is not implemented for `std::sync::Mutex<std::vec::Vec<_>>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required for the cast to the object type `dyn dbus::channel::Sender + std::marker::Send + std::marker::Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dbus-crossroads`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a40ffa96d12e20a56d5505e9e857a34f146aa5ee9d1649e1ffc25ff1ab319f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a40ffa96d12e20a56d5505e9e857a34f146aa5ee9d1649e1ffc25ff1ab319f53", kill_on_drop: false }`
[INFO] [stdout] a40ffa96d12e20a56d5505e9e857a34f146aa5ee9d1649e1ffc25ff1ab319f53