[INFO] crate cr-sys 0.1.1 is already in cache
[INFO] testing cr-sys-0.1.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate cr-sys 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate cr-sys 0.1.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cr-sys 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate cr-sys 0.1.1
[INFO] tweaked toml for crates.io crate cr-sys 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 339a91253a0ab875bda32a7de70a2d9a10329ceec9fe9c20edbc05f27fc066c7
[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" "339a91253a0ab875bda32a7de70a2d9a10329ceec9fe9c20edbc05f27fc066c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "339a91253a0ab875bda32a7de70a2d9a10329ceec9fe9c20edbc05f27fc066c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "339a91253a0ab875bda32a7de70a2d9a10329ceec9fe9c20edbc05f27fc066c7", kill_on_drop: false }`
[INFO] [stdout] 339a91253a0ab875bda32a7de70a2d9a10329ceec9fe9c20edbc05f27fc066c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7f27fef4099e0811f2a1bdc7d285fa6288e03517b8a74e6f951029b6e8592aa
[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" "b7f27fef4099e0811f2a1bdc7d285fa6288e03517b8a74e6f951029b6e8592aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bindgen v0.49.4
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling cr-sys v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: In file included from src/host.cpp:2:
[INFO] [stderr] warning: src/../vendor/cr.h: In function 'bool cr_is_empty(const void*, int64_t)':
[INFO] [stderr] warning: src/../vendor/cr.h:1216:33: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:  1216 |     auto c = (const char *const)buf;
[INFO] [stderr] warning:       |                                 ^~~
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.71s
[INFO] running `Command { std: "docker" "inspect" "b7f27fef4099e0811f2a1bdc7d285fa6288e03517b8a74e6f951029b6e8592aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f27fef4099e0811f2a1bdc7d285fa6288e03517b8a74e6f951029b6e8592aa", kill_on_drop: false }`
[INFO] [stdout] b7f27fef4099e0811f2a1bdc7d285fa6288e03517b8a74e6f951029b6e8592aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48914d8411510956566a0090ba73b6155d2b4793e45bf2337d1d5ab9e58110ef
[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" "48914d8411510956566a0090ba73b6155d2b4793e45bf2337d1d5ab9e58110ef", kill_on_drop: false }`
[INFO] [stderr] warning: In file included from src/host.cpp:2:
[INFO] [stderr] warning: src/../vendor/cr.h: In function 'bool cr_is_empty(const void*, int64_t)':
[INFO] [stderr] warning: src/../vendor/cr.h:1216:33: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:  1216 |     auto c = (const char *const)buf;
[INFO] [stderr] warning:       |                                 ^~~
[INFO] [stderr]    Compiling cr-sys v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> examples/raw_host.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | /     loop {
[INFO] [stdout] 32 | |         println!("Run Update: cr_failure={:?}", plugin.failure);
[INFO] [stdout] 33 | |         let rc = unsafe { cr_plugin_update(&mut plugin, true) };
[INFO] [stdout] 34 | |         println!("cr_plugin_update(ctx, true) = {}", rc);
[INFO] [stdout] ...  |
[INFO] [stdout] 44 | |         thread::sleep(Duration::from_millis(200));
[INFO] [stdout] 45 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 46 |       println!("Call cr_plugin_close(ctx)");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `raw_state`
[INFO] [stdout]  --> examples/raw_state.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / #[derive(Debug)]
[INFO] [stdout] 2 | | pub struct RawState {
[INFO] [stdout] 3 | |     pub counter: i32,
[INFO] [stdout] 4 | | }
[INFO] [stdout]   | |_^ consider adding a `main` function to `examples/raw_state.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: In file included from src/host.cpp:2:
[INFO] [stderr] warning: src/../vendor/cr.h: In function 'bool cr_is_empty(const void*, int64_t)':
[INFO] [stderr] warning: src/../vendor/cr.h:1216:33: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:  1216 |     auto c = (const char *const)buf;
[INFO] [stderr] warning:       |                                 ^~~
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `cr-sys`.
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "48914d8411510956566a0090ba73b6155d2b4793e45bf2337d1d5ab9e58110ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48914d8411510956566a0090ba73b6155d2b4793e45bf2337d1d5ab9e58110ef", kill_on_drop: false }`
[INFO] [stdout] 48914d8411510956566a0090ba73b6155d2b4793e45bf2337d1d5ab9e58110ef