[INFO] fetching crate yaecs 0.11.0...
[INFO] checking yaecs-0.11.0 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate yaecs 0.11.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate yaecs 0.11.0 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yaecs 0.11.0
[INFO] finished tweaking crates.io crate yaecs 0.11.0
[INFO] tweaked toml for crates.io crate yaecs 0.11.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9758d4398c9f5102cf61bfcb8add83546499ea4bc139a92b885348a019b9ea6
[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" "b9758d4398c9f5102cf61bfcb8add83546499ea4bc139a92b885348a019b9ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9758d4398c9f5102cf61bfcb8add83546499ea4bc139a92b885348a019b9ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9758d4398c9f5102cf61bfcb8add83546499ea4bc139a92b885348a019b9ea6", kill_on_drop: false }`
[INFO] [stdout] b9758d4398c9f5102cf61bfcb8add83546499ea4bc139a92b885348a019b9ea6
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--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] 8df6964129d5bd215a703034c7b444e0feabcb7509fad5ce1946bb602454d7b7
[INFO] running `Command { std: "docker" "start" "-a" "8df6964129d5bd215a703034c7b444e0feabcb7509fad5ce1946bb602454d7b7", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking tabwriter v0.1.25
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking yaecs v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/system.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Debug for System {
[INFO] [stdout]   |                ^^^^^^ help: use `dyn`: `dyn System`
[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/world.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 |     systems: Vec<Box<System>>,
[INFO] [stdout]   |                      ^^^^^^ help: use `dyn`: `dyn System`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking avow v0.1.0
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/system.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Debug for System {
[INFO] [stdout]   |                ^^^^^^ help: use `dyn`: `dyn System`
[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/world.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 |     systems: Vec<Box<System>>,
[INFO] [stdout]   |                      ^^^^^^ help: use `dyn`: `dyn System`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/basic.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/entities.rs:139:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let mut unwrapped = results.pop().unwrap();
[INFO] [stdout]     |                 ----^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "8df6964129d5bd215a703034c7b444e0feabcb7509fad5ce1946bb602454d7b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8df6964129d5bd215a703034c7b444e0feabcb7509fad5ce1946bb602454d7b7", kill_on_drop: false }`
[INFO] [stdout] 8df6964129d5bd215a703034c7b444e0feabcb7509fad5ce1946bb602454d7b7