[INFO] cloning repository https://github.com/mindriot101/cftail
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mindriot101/cftail" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindriot101%2Fcftail", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindriot101%2Fcftail'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f49b82a3aa06fc9c608f7f5874d4d0d673c1f8f4
[INFO] checking mindriot101/cftail against master#8c6ce6b91b172f77c795a74bfeaf74b865146b3f for pr-101345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindriot101%2Fcftail" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mindriot101/cftail on toolchain 8c6ce6b91b172f77c795a74bfeaf74b865146b3f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mindriot101/cftail
[INFO] finished tweaking git repo https://github.com/mindriot101/cftail
[INFO] tweaked toml for git repo https://github.com/mindriot101/cftail written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mindriot101/cftail already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "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-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "cbcd681e396dd3b6d5ad33bc0f16264b60b80354ade225e5248d80d582b6d079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbcd681e396dd3b6d5ad33bc0f16264b60b80354ade225e5248d80d582b6d079", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "a66bbfceaa516515dede1926978a612e3346ad522f59a9661a22b8c270cd10ff", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]    --> src/tail.rs:415:9
[INFO] [stdout]     |
[INFO] [stdout] 415 |     use std::sync::Arc;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TimeZone`, `Utc`
[INFO] [stdout]    --> src/tail.rs:418:18
[INFO] [stdout]     |
[INFO] [stdout] 418 |     use chrono::{TimeZone, Utc};
[INFO] [stdout]     |                  ^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TailConfig`, `Tail`, `stacks::StackInfo`
[INFO] [stdout]    --> src/tail.rs:423:9
[INFO] [stdout]     |
[INFO] [stdout] 423 |         stacks::StackInfo,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 424 |         tail::{Tail, TailConfig},
[INFO] [stdout]     |                ^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/tail.rs:463:13
[INFO] [stdout]     |
[INFO] [stdout] 463 |             input: crate::aws::DescribeStacksInput,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/tail.rs:470:13
[INFO] [stdout]     |
[INFO] [stdout] 470 |             input: crate::aws::DescribeStackEventsInput,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/tail.rs:487:13
[INFO] [stdout]     |
[INFO] [stdout] 487 |             input: crate::aws::DescribeStackResourcesInput,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NoCredentials`, `RateLimitExceeded`, `CredentialsExpired`, `NoStack`, `ErrorResponse` and `Other` are never constructed
[INFO] [stdout]   --> src/error.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub(crate) enum Error {
[INFO] [stdout]    |                 ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     NoCredentials,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     #[error("rate limit exceeded")]
[INFO] [stdout] 12 |     RateLimitExceeded,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     #[error("credentials expired")]
[INFO] [stdout] 14 |     CredentialsExpired,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     #[error("no stack found")]
[INFO] [stdout] 16 |     NoStack(String),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     #[error("general aws error response")]
[INFO] [stdout] 18 |     ErrorResponse(ErrorResponse),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 19 |     #[error("other error {0}")]
[INFO] [stdout] 20 |     Other(String),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/tail.rs:463:13
[INFO] [stdout]     |
[INFO] [stdout] 463 |             input: crate::aws::DescribeStacksInput,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/tail.rs:470:13
[INFO] [stdout]     |
[INFO] [stdout] 470 |             input: crate::aws::DescribeStackEventsInput,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/tail.rs:487:13
[INFO] [stdout]     |
[INFO] [stdout] 487 |             input: crate::aws::DescribeStackResourcesInput,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NoCredentials`, `RateLimitExceeded`, `CredentialsExpired`, `NoStack`, `ErrorResponse` and `Other` are never constructed
[INFO] [stdout]   --> src/error.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub(crate) enum Error {
[INFO] [stdout]    |                 ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     NoCredentials,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     #[error("rate limit exceeded")]
[INFO] [stdout] 12 |     RateLimitExceeded,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     #[error("credentials expired")]
[INFO] [stdout] 14 |     CredentialsExpired,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     #[error("no stack found")]
[INFO] [stdout] 16 |     NoStack(String),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     #[error("general aws error response")]
[INFO] [stdout] 18 |     ErrorResponse(ErrorResponse),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 19 |     #[error("other error {0}")]
[INFO] [stdout] 20 |     Other(String),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "a66bbfceaa516515dede1926978a612e3346ad522f59a9661a22b8c270cd10ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a66bbfceaa516515dede1926978a612e3346ad522f59a9661a22b8c270cd10ff", kill_on_drop: false }`
[INFO] [stdout] a66bbfceaa516515dede1926978a612e3346ad522f59a9661a22b8c270cd10ff