[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] a0938f23d89f4cedb94eff55963f59fdefabd33a
[INFO] building mindriot101/cftail against try#615edd3ad1cf6871c977dc900317cb6c2070fd6b for pr-97334
[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 615edd3ad1cf6871c977dc900317cb6c2070fd6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "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" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b57cfcbd5591327ca7636b24f8415b5fa7800d439ed3d70a9aa89bf8438eec92
[INFO] running `Command { std: "docker" "start" "-a" "b57cfcbd5591327ca7636b24f8415b5fa7800d439ed3d70a9aa89bf8438eec92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b57cfcbd5591327ca7636b24f8415b5fa7800d439ed3d70a9aa89bf8438eec92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b57cfcbd5591327ca7636b24f8415b5fa7800d439ed3d70a9aa89bf8438eec92", kill_on_drop: false }`
[INFO] [stdout] b57cfcbd5591327ca7636b24f8415b5fa7800d439ed3d70a9aa89bf8438eec92
[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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "42172e0b576f4237df2136c31c7557c3dc657b6ffc30740ad62e5d21e49669f7", kill_on_drop: false }`
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[INFO] [stderr]    Compiling cftail v0.7.0 (/opt/rustwide/workdir)
[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: variant is never constructed: `NoCredentials`
[INFO] [stdout]   --> src/error.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     NoCredentials,
[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]   --> src/error.rs:5:28
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(thiserror::Error, Debug)]
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RateLimitExceeded`
[INFO] [stdout]   --> src/error.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     RateLimitExceeded,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error.rs:5:28
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(thiserror::Error, Debug)]
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CredentialsExpired`
[INFO] [stdout]   --> src/error.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     CredentialsExpired,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error.rs:5:28
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(thiserror::Error, Debug)]
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoStack`
[INFO] [stdout]   --> src/error.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     NoStack(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error.rs:5:28
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(thiserror::Error, Debug)]
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ErrorResponse`
[INFO] [stdout]   --> src/error.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     ErrorResponse(ErrorResponse),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error.rs:5:28
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(thiserror::Error, Debug)]
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Other`
[INFO] [stdout]   --> src/error.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Other(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error.rs:5:28
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(thiserror::Error, Debug)]
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 27s
[INFO] running `Command { std: "docker" "inspect" "42172e0b576f4237df2136c31c7557c3dc657b6ffc30740ad62e5d21e49669f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42172e0b576f4237df2136c31c7557c3dc657b6ffc30740ad62e5d21e49669f7", kill_on_drop: false }`
[INFO] [stdout] 42172e0b576f4237df2136c31c7557c3dc657b6ffc30740ad62e5d21e49669f7
[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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca0e9f49fcf96edf4dd3ae7fb2797dbc475f4887244312f30fdf4701c1392aad
[INFO] running `Command { std: "docker" "start" "-a" "ca0e9f49fcf96edf4dd3ae7fb2797dbc475f4887244312f30fdf4701c1392aad", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling cftail v0.7.0 (/opt/rustwide/workdir)
[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: variant is never constructed: `NoCredentials`
[INFO] [stdout]   --> src/error.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     NoCredentials,
[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]   --> src/error.rs:5:28
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(thiserror::Error, Debug)]
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RateLimitExceeded`
[INFO] [stdout]   --> src/error.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     RateLimitExceeded,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error.rs:5:28
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(thiserror::Error, Debug)]
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CredentialsExpired`
[INFO] [stdout]   --> src/error.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     CredentialsExpired,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error.rs:5:28
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(thiserror::Error, Debug)]
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoStack`
[INFO] [stdout]   --> src/error.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     NoStack(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error.rs:5:28
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(thiserror::Error, Debug)]
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ErrorResponse`
[INFO] [stdout]   --> src/error.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     ErrorResponse(ErrorResponse),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error.rs:5:28
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(thiserror::Error, Debug)]
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Other`
[INFO] [stdout]   --> src/error.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Other(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error.rs:5:28
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(thiserror::Error, Debug)]
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 50.10s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/cftail-08613ca0b1f64294)
[INFO] running `Command { std: "docker" "inspect" "ca0e9f49fcf96edf4dd3ae7fb2797dbc475f4887244312f30fdf4701c1392aad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca0e9f49fcf96edf4dd3ae7fb2797dbc475f4887244312f30fdf4701c1392aad", kill_on_drop: false }`
[INFO] [stdout] ca0e9f49fcf96edf4dd3ae7fb2797dbc475f4887244312f30fdf4701c1392aad