[INFO] fetching crate talos_rdkafka_utils 0.3.13...
[INFO] checking talos_rdkafka_utils-0.3.13 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate talos_rdkafka_utils 0.3.13 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate talos_rdkafka_utils 0.3.13
[INFO] finished tweaking crates.io crate talos_rdkafka_utils 0.3.13
[INFO] tweaked toml for crates.io crate talos_rdkafka_utils 0.3.13 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate talos_rdkafka_utils 0.3.13 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d29e203d42349b269d3b37468fbb2fd4121c76c1490d6645882b4111f5989e6a
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[INFO] running `Command { std: "docker" "inspect" "d29e203d42349b269d3b37468fbb2fd4121c76c1490d6645882b4111f5989e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d29e203d42349b269d3b37468fbb2fd4121c76c1490d6645882b4111f5989e6a", kill_on_drop: false }`
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[INFO] [stdout] 4524fe787fe5c53efdb237dd635ea35515101a5719984095d049301109e70272
[INFO] running `Command { std: "docker" "start" "-a" "4524fe787fe5c53efdb237dd635ea35515101a5719984095d049301109e70272", kill_on_drop: false }`
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[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/kafka_config.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let log_level = env_var_with_defaults!(format!("{}KAFKA_LOG_LEVEL", prefix), String, "info".to_string());
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `env_var_with_defaults` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/kafka_config.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |             brokers: env_var!(format!("{}KAFKA_BROKERS", prefix), Vec<String>),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env_var` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/kafka_config.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let log_level = env_var_with_defaults!(format!("{}KAFKA_LOG_LEVEL", prefix), String, "info".to_string());
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `env_var_with_defaults` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/kafka_config.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |             brokers: env_var!(format!("{}KAFKA_BROKERS", prefix), Vec<String>),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env_var` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `talos_rdkafka_utils` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `talos_rdkafka_utils` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4524fe787fe5c53efdb237dd635ea35515101a5719984095d049301109e70272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4524fe787fe5c53efdb237dd635ea35515101a5719984095d049301109e70272", kill_on_drop: false }`
[INFO] [stdout] 4524fe787fe5c53efdb237dd635ea35515101a5719984095d049301109e70272