[INFO] fetching crate freeswitchrs 0.1.1...
[INFO] checking freeswitchrs-0.1.1 against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] extracting crate freeswitchrs 0.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate freeswitchrs 0.1.1 on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate freeswitchrs 0.1.1
[INFO] finished tweaking crates.io crate freeswitchrs 0.1.1
[INFO] tweaked toml for crates.io crate freeswitchrs 0.1.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9b834260ae206a24f1e21ac33c418ab5e6140e2580a31d9dd9b3da03b637194
[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" "e9b834260ae206a24f1e21ac33c418ab5e6140e2580a31d9dd9b3da03b637194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9b834260ae206a24f1e21ac33c418ab5e6140e2580a31d9dd9b3da03b637194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9b834260ae206a24f1e21ac33c418ab5e6140e2580a31d9dd9b3da03b637194", kill_on_drop: false }`
[INFO] [stdout] e9b834260ae206a24f1e21ac33c418ab5e6140e2580a31d9dd9b3da03b637194
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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] dac7e60aa1e7bd308c28224e5e6a213aff4a5894b924e92813f68c51758e3114
[INFO] running `Command { std: "docker" "start" "-a" "dac7e60aa1e7bd308c28224e5e6a213aff4a5894b924e92813f68c51758e3114", kill_on_drop: false }`
[INFO] [stderr]     Checking freeswitchrs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `freeswitchrs`
[INFO] [stdout] error[E0601]: `main` function not found in crate `mod_skelr`
[INFO] [stdout]   --> examples/mod_skelr.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #[macro_use]
[INFO] [stdout] 2  | | extern crate freeswitchrs;
[INFO] [stdout] 3  | |
[INFO] [stdout] 4  | | use freeswitchrs::raw as fsr;
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | |     fsr::status::SUCCESS
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `examples/mod_skelr.rs`
[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] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "dac7e60aa1e7bd308c28224e5e6a213aff4a5894b924e92813f68c51758e3114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac7e60aa1e7bd308c28224e5e6a213aff4a5894b924e92813f68c51758e3114", kill_on_drop: false }`
[INFO] [stdout] dac7e60aa1e7bd308c28224e5e6a213aff4a5894b924e92813f68c51758e3114