[INFO] fetching crate plugin_macros 0.1.0...
[INFO] checking plugin_macros-0.1.0 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate plugin_macros 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate plugin_macros 0.1.0 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plugin_macros 0.1.0
[INFO] finished tweaking crates.io crate plugin_macros 0.1.0
[INFO] tweaked toml for crates.io crate plugin_macros 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c42ce67b27c9b13ac1974890a90fd5feb1efe277426b2c9926c86fe633f6a2c7
[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" "c42ce67b27c9b13ac1974890a90fd5feb1efe277426b2c9926c86fe633f6a2c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c42ce67b27c9b13ac1974890a90fd5feb1efe277426b2c9926c86fe633f6a2c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c42ce67b27c9b13ac1974890a90fd5feb1efe277426b2c9926c86fe633f6a2c7", kill_on_drop: false }`
[INFO] [stdout] c42ce67b27c9b13ac1974890a90fd5feb1efe277426b2c9926c86fe633f6a2c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85205efcb221a56b03b17bbaa066e5964222b3e7889a7b764496ea4f7ee107fa
[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" "85205efcb221a56b03b17bbaa066e5964222b3e7889a7b764496ea4f7ee107fa", kill_on_drop: false }`
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking plugin_macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:44:34
[INFO] [stdout]    |
[INFO] [stdout] 44 |     plugins: HashMap<String, Box<Plugin>>,
[INFO] [stdout]    |                                  ^^^^^^ help: use `dyn`: `dyn Plugin`
[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:57:66
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn get_by_file_name(&self, name: &String) -> Option<&Box<Plugin>> {
[INFO] [stdout]    |                                                                  ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:43
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let func: Symbol<fn() -> *mut Plugin> = self
[INFO] [stdout]    |                                           ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:44:34
[INFO] [stdout]    |
[INFO] [stdout] 44 |     plugins: HashMap<String, Box<Plugin>>,
[INFO] [stdout]    |                                  ^^^^^^ help: use `dyn`: `dyn Plugin`
[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:57:66
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn get_by_file_name(&self, name: &String) -> Option<&Box<Plugin>> {
[INFO] [stdout]    |                                                                  ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:43
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let func: Symbol<fn() -> *mut Plugin> = self
[INFO] [stdout]    |                                           ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "85205efcb221a56b03b17bbaa066e5964222b3e7889a7b764496ea4f7ee107fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85205efcb221a56b03b17bbaa066e5964222b3e7889a7b764496ea4f7ee107fa", kill_on_drop: false }`
[INFO] [stdout] 85205efcb221a56b03b17bbaa066e5964222b3e7889a7b764496ea4f7ee107fa