[INFO] fetching crate plugin_macros 0.1.0...
[INFO] checking plugin_macros-0.1.0 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate plugin_macros 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate plugin_macros 0.1.0 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", 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] 81971f47090cdc58b438d440f0fafc7852264d98f5b70c149df1d6c0e9761619
[INFO] running `Command { std: "docker" "start" "-a" "81971f47090cdc58b438d440f0fafc7852264d98f5b70c149df1d6c0e9761619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81971f47090cdc58b438d440f0fafc7852264d98f5b70c149df1d6c0e9761619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81971f47090cdc58b438d440f0fafc7852264d98f5b70c149df1d6c0e9761619", kill_on_drop: false }`
[INFO] [stdout] 81971f47090cdc58b438d440f0fafc7852264d98f5b70c149df1d6c0e9761619
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 360a6c83974dda76abc824a10bfe163ad3493897adccadcd3e73e335f65f65b0
[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" "360a6c83974dda76abc824a10bfe163ad3493897adccadcd3e73e335f65f65b0", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking backtrace v0.3.48
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.40s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "360a6c83974dda76abc824a10bfe163ad3493897adccadcd3e73e335f65f65b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "360a6c83974dda76abc824a10bfe163ad3493897adccadcd3e73e335f65f65b0", kill_on_drop: false }`
[INFO] [stdout] 360a6c83974dda76abc824a10bfe163ad3493897adccadcd3e73e335f65f65b0