[INFO] fetching crate nats 0.9.18...
[INFO] checking nats-0.9.18 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate nats 0.9.18 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate nats 0.9.18 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nats 0.9.18
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate nats 0.9.18
[INFO] tweaked toml for crates.io crate nats 0.9.18 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate nats 0.9.18 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded globwalk v0.3.1
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[INFO] [stderr]   Downloaded historian v4.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 841a8657f58200c7776221e4c7a8c1018de5e9de67480460af5318dddc7e3152
[INFO] running `Command { std: "docker" "start" "-a" "841a8657f58200c7776221e4c7a8c1018de5e9de67480460af5318dddc7e3152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "841a8657f58200c7776221e4c7a8c1018de5e9de67480460af5318dddc7e3152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "841a8657f58200c7776221e4c7a8c1018de5e9de67480460af5318dddc7e3152", kill_on_drop: false }`
[INFO] [stdout] 841a8657f58200c7776221e4c7a8c1018de5e9de67480460af5318dddc7e3152
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 352ec833da303a4db5f07a797d16e267543d87941397e7a373ad12064a1b1e6a
[INFO] running `Command { std: "docker" "start" "-a" "352ec833da303a4db5f07a797d16e267543d87941397e7a373ad12064a1b1e6a", kill_on_drop: false }`
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[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking nkeys v0.0.11
[INFO] [stderr]     Checking nats v0.9.18 (/opt/rustwide/workdir)
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[INFO] [stderr]     Checking criterion v0.3.4
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[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> examples/nats_bench.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |             for i in 0..messages {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `nats_test_server`
[INFO] [stdout]   --> tests/reconnection.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use nats_test_server::NatsTestServer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `nats_test_server`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nats`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "352ec833da303a4db5f07a797d16e267543d87941397e7a373ad12064a1b1e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "352ec833da303a4db5f07a797d16e267543d87941397e7a373ad12064a1b1e6a", kill_on_drop: false }`
[INFO] [stdout] 352ec833da303a4db5f07a797d16e267543d87941397e7a373ad12064a1b1e6a