[INFO] fetching crate simulate 0.3.0...
[INFO] checking simulate-0.3.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate simulate 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate simulate 0.3.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simulate 0.3.0
[INFO] finished tweaking crates.io crate simulate 0.3.0
[INFO] tweaked toml for crates.io crate simulate 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 411d853bc6f1d356e519820a774d96f574f83594cc4fde6f848a0adf634c7008
[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" "411d853bc6f1d356e519820a774d96f574f83594cc4fde6f848a0adf634c7008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "411d853bc6f1d356e519820a774d96f574f83594cc4fde6f848a0adf634c7008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "411d853bc6f1d356e519820a774d96f574f83594cc4fde6f848a0adf634c7008", kill_on_drop: false }`
[INFO] [stdout] 411d853bc6f1d356e519820a774d96f574f83594cc4fde6f848a0adf634c7008
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] f63bc7d04ca183d09f91729cf2d8e66f6e76942e8f906ccc9c7082dd91b496f1
[INFO] running `Command { std: "docker" "start" "-a" "f63bc7d04ca183d09f91729cf2d8e66f6e76942e8f906ccc9c7082dd91b496f1", kill_on_drop: false }`
[INFO] [stderr]     Checking simulate v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find value `SIM` in this scope
[INFO] [stdout]    --> src/buf.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         SIM.send_events(self)
[INFO] [stdout]     |         ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SIM` in this scope
[INFO] [stdout]    --> src/lib.rs:349:5
[INFO] [stdout]     |
[INFO] [stdout] 349 |     SIM.send_events(events)
[INFO] [stdout]     |     ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SIM` in this scope
[INFO] [stdout]    --> src/buf.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         SIM.send_events(self)
[INFO] [stdout]     |         ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SIM` in this scope
[INFO] [stdout]    --> src/lib.rs:349:5
[INFO] [stdout]     |
[INFO] [stdout] 349 |     SIM.send_events(events)
[INFO] [stdout]     |     ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simulate`
[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" "f63bc7d04ca183d09f91729cf2d8e66f6e76942e8f906ccc9c7082dd91b496f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f63bc7d04ca183d09f91729cf2d8e66f6e76942e8f906ccc9c7082dd91b496f1", kill_on_drop: false }`
[INFO] [stdout] f63bc7d04ca183d09f91729cf2d8e66f6e76942e8f906ccc9c7082dd91b496f1