[INFO] fetching crate iocp 0.0.6...
[INFO] checking iocp-0.0.6 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] extracting crate iocp 0.0.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate iocp 0.0.6 on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iocp 0.0.6
[INFO] finished tweaking crates.io crate iocp 0.0.6
[INFO] tweaked toml for crates.io crate iocp 0.0.6 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 492f36988c2f751b4c29900839ececa833dc07a1d8628463a333ac4fdc9b12d8
[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" "492f36988c2f751b4c29900839ececa833dc07a1d8628463a333ac4fdc9b12d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "492f36988c2f751b4c29900839ececa833dc07a1d8628463a333ac4fdc9b12d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "492f36988c2f751b4c29900839ececa833dc07a1d8628463a333ac4fdc9b12d8", kill_on_drop: false }`
[INFO] [stdout] 492f36988c2f751b4c29900839ececa833dc07a1d8628463a333ac4fdc9b12d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09eacb2b3eff91baddcf65ec1183a62ead3735bc2631f70d2b474691c9a706f7
[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" "09eacb2b3eff91baddcf65ec1183a62ead3735bc2631f70d2b474691c9a706f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking iocp v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `iocp`
[INFO] [stdout] error: expected identifier, found `"kernel32-sys"`
[INFO] [stdout]  --> src/lib.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate "kernel32-sys" as kernel32;
[INFO] [stdout]   |              ^^^^^^^^^^^^^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: expected identifier, found `"kernel32-sys"`
[INFO] [stdout]  --> src/lib.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate "kernel32-sys" as kernel32;
[INFO] [stdout]   |              ^^^^^^^^^^^^^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "09eacb2b3eff91baddcf65ec1183a62ead3735bc2631f70d2b474691c9a706f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09eacb2b3eff91baddcf65ec1183a62ead3735bc2631f70d2b474691c9a706f7", kill_on_drop: false }`
[INFO] [stdout] 09eacb2b3eff91baddcf65ec1183a62ead3735bc2631f70d2b474691c9a706f7