[INFO] fetching crate tiny-jsonrpc 0.5.1...
[INFO] checking tiny-jsonrpc-0.5.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate tiny-jsonrpc 0.5.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate tiny-jsonrpc 0.5.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tiny-jsonrpc 0.5.1
[INFO] finished tweaking crates.io crate tiny-jsonrpc 0.5.1
[INFO] tweaked toml for crates.io crate tiny-jsonrpc 0.5.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate tiny-jsonrpc 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c284dd7967bec638d11090d25abe66d37e2a52c43efd7aa3cd459445777250dd
[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" "c284dd7967bec638d11090d25abe66d37e2a52c43efd7aa3cd459445777250dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c284dd7967bec638d11090d25abe66d37e2a52c43efd7aa3cd459445777250dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c284dd7967bec638d11090d25abe66d37e2a52c43efd7aa3cd459445777250dd", kill_on_drop: false }`
[INFO] [stdout] c284dd7967bec638d11090d25abe66d37e2a52c43efd7aa3cd459445777250dd
[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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c4a29e029d92d0bf76eb0ab43db41a6faf40fada043bdb2534c41bedf73fa24
[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" "7c4a29e029d92d0bf76eb0ab43db41a6faf40fada043bdb2534c41bedf73fa24", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking futures-util v0.3.15
[INFO] [stderr]     Checking native-tls v0.2.7
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling derive_more v0.99.13
[INFO] [stderr]     Checking tokio v1.5.0
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking tokio-util v0.6.6
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking hyper v0.14.7
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.3
[INFO] [stderr]     Checking tiny-jsonrpc v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `tiny_jsonrpc::JsonValue`
[INFO] [stdout]  --> examples/simple.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tiny_jsonrpc::JsonValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `JsonValue` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `json_rpc`
[INFO] [stdout]   --> examples/simple.rs:10:28
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let client = json_rpc::Client::new(&url, None, None);
[INFO] [stdout]    |                            ^^^^^^ not found in `json_rpc`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use reqwest::Client;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use tiny_jsonrpc::Client;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tiny-jsonrpc` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "7c4a29e029d92d0bf76eb0ab43db41a6faf40fada043bdb2534c41bedf73fa24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c4a29e029d92d0bf76eb0ab43db41a6faf40fada043bdb2534c41bedf73fa24", kill_on_drop: false }`
[INFO] [stdout] 7c4a29e029d92d0bf76eb0ab43db41a6faf40fada043bdb2534c41bedf73fa24
