[INFO] fetching crate xml_sax 0.0.3...
[INFO] checking xml_sax-0.0.3 against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] extracting crate xml_sax 0.0.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate xml_sax 0.0.3 on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xml_sax 0.0.3
[INFO] finished tweaking crates.io crate xml_sax 0.0.3
[INFO] tweaked toml for crates.io crate xml_sax 0.0.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0deb8622d3a61c3e97d7fe292b9b315a2a3aa04ce0a80aa07e0c7132b41631f
[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" "c0deb8622d3a61c3e97d7fe292b9b315a2a3aa04ce0a80aa07e0c7132b41631f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0deb8622d3a61c3e97d7fe292b9b315a2a3aa04ce0a80aa07e0c7132b41631f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0deb8622d3a61c3e97d7fe292b9b315a2a3aa04ce0a80aa07e0c7132b41631f", kill_on_drop: false }`
[INFO] [stdout] c0deb8622d3a61c3e97d7fe292b9b315a2a3aa04ce0a80aa07e0c7132b41631f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09636ea27ec198355b5eb727904ef3637f50b3e3638f95eacf2ec41324882117
[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" "09636ea27ec198355b5eb727904ef3637f50b3e3638f95eacf2ec41324882117", kill_on_drop: false }`
[INFO] [stderr]     Checking xml_sax v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn iter(&self) -> Box<Iterator<Item = Box<SAXAttribute>>>;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Box<SAXAttribute>>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:4:47
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn iter(&self) -> Box<Iterator<Item = Box<SAXAttribute>>>;
[INFO] [stdout]   |                                               ^^^^^^^^^^^^ help: use `dyn`: `dyn SAXAttribute`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:8:56
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn get_by_index(&self, index: usize) -> Option<Box<SAXAttribute>>;
[INFO] [stdout]   |                                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn SAXAttribute`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:28:22
[INFO] [stdout]    |
[INFO] [stdout] 28 |         attributes: &SAXAttributes,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^ help: use `dyn`: `dyn SAXAttributes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn iter(&self) -> Box<Iterator<Item = Box<SAXAttribute>>>;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Box<SAXAttribute>>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:4:47
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn iter(&self) -> Box<Iterator<Item = Box<SAXAttribute>>>;
[INFO] [stdout]   |                                               ^^^^^^^^^^^^ help: use `dyn`: `dyn SAXAttribute`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:8:56
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn get_by_index(&self, index: usize) -> Option<Box<SAXAttribute>>;
[INFO] [stdout]   |                                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn SAXAttribute`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:28:22
[INFO] [stdout]    |
[INFO] [stdout] 28 |         attributes: &SAXAttributes,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^ help: use `dyn`: `dyn SAXAttributes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "09636ea27ec198355b5eb727904ef3637f50b3e3638f95eacf2ec41324882117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09636ea27ec198355b5eb727904ef3637f50b3e3638f95eacf2ec41324882117", kill_on_drop: false }`
[INFO] [stdout] 09636ea27ec198355b5eb727904ef3637f50b3e3638f95eacf2ec41324882117