[INFO] fetching crate rhai 0.19.11...
[INFO] checking rhai-0.19.11 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate rhai 0.19.11 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rhai 0.19.11 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rhai 0.19.11
[INFO] finished tweaking crates.io crate rhai 0.19.11
[INFO] tweaked toml for crates.io crate rhai 0.19.11 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate rhai 0.19.11 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "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 hashbrown v0.7.2
[INFO] [stderr]   Downloaded ahash v0.6.3
[INFO] [stderr]   Downloaded rhai_codegen v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", 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] c8719526918f590efab21751a7a285fd17b1da03bdd1bc19a4bf6fddd58cb7b5
[INFO] running `Command { std: "docker" "start" "-a" "c8719526918f590efab21751a7a285fd17b1da03bdd1bc19a4bf6fddd58cb7b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8719526918f590efab21751a7a285fd17b1da03bdd1bc19a4bf6fddd58cb7b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8719526918f590efab21751a7a285fd17b1da03bdd1bc19a4bf6fddd58cb7b5", kill_on_drop: false }`
[INFO] [stdout] c8719526918f590efab21751a7a285fd17b1da03bdd1bc19a4bf6fddd58cb7b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "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] bfad01835fd06cccbc6791b60df815bfb4c43e636e73b8eee9092719d499142a
[INFO] running `Command { std: "docker" "start" "-a" "bfad01835fd06cccbc6791b60df815bfb4c43e636e73b8eee9092719d499142a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[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 v0.19.11 (/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: 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: 2 warnings emitted
[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 58.92s
[INFO] running `Command { std: "docker" "inspect" "bfad01835fd06cccbc6791b60df815bfb4c43e636e73b8eee9092719d499142a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfad01835fd06cccbc6791b60df815bfb4c43e636e73b8eee9092719d499142a", kill_on_drop: false }`
[INFO] [stdout] bfad01835fd06cccbc6791b60df815bfb4c43e636e73b8eee9092719d499142a