[INFO] fetching crate rhai 0.19.12...
[INFO] checking rhai-0.19.12 against try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322
[INFO] extracting crate rhai 0.19.12 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rhai 0.19.12 on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rhai 0.19.12
[INFO] finished tweaking crates.io crate rhai 0.19.12
[INFO] tweaked toml for crates.io crate rhai 0.19.12 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate rhai 0.19.12 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded core-error v0.0.0
[INFO] [stderr]   Downloaded ahash v0.6.3
[INFO] [stderr]   Downloaded rhai_codegen v0.3.2
[INFO] [stderr]   Downloaded hashbrown v0.7.2
[INFO] [stderr]   Downloaded rust_decimal v1.10.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c01e1c910acf8802b584595e79b979260fe4b35dd81a178249d7ab0a3c1aa69
[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" "7c01e1c910acf8802b584595e79b979260fe4b35dd81a178249d7ab0a3c1aa69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c01e1c910acf8802b584595e79b979260fe4b35dd81a178249d7ab0a3c1aa69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c01e1c910acf8802b584595e79b979260fe4b35dd81a178249d7ab0a3c1aa69", kill_on_drop: false }`
[INFO] [stdout] 7c01e1c910acf8802b584595e79b979260fe4b35dd81a178249d7ab0a3c1aa69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d9a8090d56c9880bcebc07d83140ca72b64cc0441f3f5498ddb11afae691b92
[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" "0d9a8090d56c9880bcebc07d83140ca72b64cc0441f3f5498ddb11afae691b92", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling rhai_codegen v0.3.2
[INFO] [stderr]     Checking rhai v0.19.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `rhai::engine_api::<impl rhai::Engine>::register_raw_fn`: this function is volatile and may change
[INFO] [stdout]   --> tests/native.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |         .register_raw_fn(
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `rhai::engine_api::<impl rhai::Engine>::register_raw_fn`: this function is volatile and may change
[INFO] [stdout]   --> tests/native.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |         .register_raw_fn(
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Foo`
[INFO] [stdout]   --> tests/switch.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         Foo,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bar`
[INFO] [stdout]   --> tests/switch.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         Bar(INT),
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "0d9a8090d56c9880bcebc07d83140ca72b64cc0441f3f5498ddb11afae691b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d9a8090d56c9880bcebc07d83140ca72b64cc0441f3f5498ddb11afae691b92", kill_on_drop: false }`
[INFO] [stdout] 0d9a8090d56c9880bcebc07d83140ca72b64cc0441f3f5498ddb11afae691b92