[INFO] cloning repository https://github.com/Mandar-Shinde/rust-alerts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mandar-Shinde/rust-alerts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMandar-Shinde%2Frust-alerts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMandar-Shinde%2Frust-alerts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ff886e60b719e9250a50ac41abe3c8b70195b93
[INFO] testing Mandar-Shinde/rust-alerts against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMandar-Shinde%2Frust-alerts" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mandar-Shinde/rust-alerts on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mandar-Shinde/rust-alerts
[INFO] finished tweaking git repo https://github.com/Mandar-Shinde/rust-alerts
[INFO] tweaked toml for git repo https://github.com/Mandar-Shinde/rust-alerts written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Mandar-Shinde/rust-alerts already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0eda88dea316512cd1b1efbca11532d6ad9ca1cdc9a4b2609d49a56f0c19129c
[INFO] running `Command { std: "docker" "start" "-a" "0eda88dea316512cd1b1efbca11532d6ad9ca1cdc9a4b2609d49a56f0c19129c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0eda88dea316512cd1b1efbca11532d6ad9ca1cdc9a4b2609d49a56f0c19129c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eda88dea316512cd1b1efbca11532d6ad9ca1cdc9a4b2609d49a56f0c19129c", kill_on_drop: false }`
[INFO] [stdout] 0eda88dea316512cd1b1efbca11532d6ad9ca1cdc9a4b2609d49a56f0c19129c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9f0612c48f2b3dd4fb9858ebe19a8b88d5fcbb60a9a8a23dcd30fca984a59f6
[INFO] running `Command { std: "docker" "start" "-a" "a9f0612c48f2b3dd4fb9858ebe19a8b88d5fcbb60a9a8a23dcd30fca984a59f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling alerts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `head`
[INFO] [stdout]   --> src/alert.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "a9f0612c48f2b3dd4fb9858ebe19a8b88d5fcbb60a9a8a23dcd30fca984a59f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9f0612c48f2b3dd4fb9858ebe19a8b88d5fcbb60a9a8a23dcd30fca984a59f6", kill_on_drop: false }`
[INFO] [stdout] a9f0612c48f2b3dd4fb9858ebe19a8b88d5fcbb60a9a8a23dcd30fca984a59f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e907fa4fe00c03d32e73d7cd9da37aad1d60301ffe556a6089747d46c470711
[INFO] running `Command { std: "docker" "start" "-a" "2e907fa4fe00c03d32e73d7cd9da37aad1d60301ffe556a6089747d46c470711", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `head`
[INFO] [stdout]   --> src/alert.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling alerts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `head`
[INFO] [stdout]   --> src/alert.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "2e907fa4fe00c03d32e73d7cd9da37aad1d60301ffe556a6089747d46c470711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e907fa4fe00c03d32e73d7cd9da37aad1d60301ffe556a6089747d46c470711", kill_on_drop: false }`
[INFO] [stdout] 2e907fa4fe00c03d32e73d7cd9da37aad1d60301ffe556a6089747d46c470711
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4100e5989687f4eb274563e38ae88a11e3e24fff75c5777b3547c622809c9b63
[INFO] running `Command { std: "docker" "start" "-a" "4100e5989687f4eb274563e38ae88a11e3e24fff75c5777b3547c622809c9b63", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `head`
[INFO] [stderr]   --> src/alert.rs:33:18
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
[INFO] [stderr]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `alerts` (lib) generated 1 warning (run `cargo fix --lib -p alerts` to apply 1 suggestion)
[INFO] [stderr] warning: `alerts` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/alert.rs (/opt/rustwide/target/debug/deps/alert-de63e06c60438578)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests alert
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/alert.rs - (line 6) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/alert.rs - (line 6) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `alerts`
[INFO] [stdout]  --> src/alert.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate alerts;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/alert.rs - (line 6)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "4100e5989687f4eb274563e38ae88a11e3e24fff75c5777b3547c622809c9b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4100e5989687f4eb274563e38ae88a11e3e24fff75c5777b3547c622809c9b63", kill_on_drop: false }`
[INFO] [stdout] 4100e5989687f4eb274563e38ae88a11e3e24fff75c5777b3547c622809c9b63
[INFO] testing Mandar-Shinde/rust-alerts against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMandar-Shinde%2Frust-alerts" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mandar-Shinde/rust-alerts on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mandar-Shinde/rust-alerts
[INFO] finished tweaking git repo https://github.com/Mandar-Shinde/rust-alerts
[INFO] tweaked toml for git repo https://github.com/Mandar-Shinde/rust-alerts written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Mandar-Shinde/rust-alerts already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b222dd3adc1d6853b17146e222e839711f584f3e92f8caab4145c659ae550d5d
[INFO] running `Command { std: "docker" "start" "-a" "b222dd3adc1d6853b17146e222e839711f584f3e92f8caab4145c659ae550d5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b222dd3adc1d6853b17146e222e839711f584f3e92f8caab4145c659ae550d5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b222dd3adc1d6853b17146e222e839711f584f3e92f8caab4145c659ae550d5d", kill_on_drop: false }`
[INFO] [stdout] b222dd3adc1d6853b17146e222e839711f584f3e92f8caab4145c659ae550d5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af793216f7c91b915f70f142a6fa9c90a4b6fcf27d1bbb0612f329bb45f135c1
[INFO] running `Command { std: "docker" "start" "-a" "af793216f7c91b915f70f142a6fa9c90a4b6fcf27d1bbb0612f329bb45f135c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling alerts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `head`
[INFO] [stdout]   --> src/alert.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "af793216f7c91b915f70f142a6fa9c90a4b6fcf27d1bbb0612f329bb45f135c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af793216f7c91b915f70f142a6fa9c90a4b6fcf27d1bbb0612f329bb45f135c1", kill_on_drop: false }`
[INFO] [stdout] af793216f7c91b915f70f142a6fa9c90a4b6fcf27d1bbb0612f329bb45f135c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a96405678e30271b76ef8c4546b02e78e2cb4bfe30195cfb36a39b56e58d84c3
[INFO] running `Command { std: "docker" "start" "-a" "a96405678e30271b76ef8c4546b02e78e2cb4bfe30195cfb36a39b56e58d84c3", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `head`
[INFO] [stdout]   --> src/alert.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling alerts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `head`
[INFO] [stdout]   --> src/alert.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "a96405678e30271b76ef8c4546b02e78e2cb4bfe30195cfb36a39b56e58d84c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a96405678e30271b76ef8c4546b02e78e2cb4bfe30195cfb36a39b56e58d84c3", kill_on_drop: false }`
[INFO] [stdout] a96405678e30271b76ef8c4546b02e78e2cb4bfe30195cfb36a39b56e58d84c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5245ab79fd88c29d070f1b652cf6d441d3fff90d88450218dbc96ae5ef3014de
[INFO] running `Command { std: "docker" "start" "-a" "5245ab79fd88c29d070f1b652cf6d441d3fff90d88450218dbc96ae5ef3014de", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `head`
[INFO] [stderr]   --> src/alert.rs:33:18
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
[INFO] [stderr]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `alerts` (lib) generated 1 warning (run `cargo fix --lib -p alerts` to apply 1 suggestion)
[INFO] [stderr] warning: `alerts` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/alert.rs (/opt/rustwide/target/debug/deps/alert-895bbc066c096cde)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests alert
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/alert.rs - (line 6) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/alert.rs - (line 6) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `alerts`
[INFO] [stdout]  --> src/alert.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate alerts;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/alert.rs - (line 6)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5245ab79fd88c29d070f1b652cf6d441d3fff90d88450218dbc96ae5ef3014de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5245ab79fd88c29d070f1b652cf6d441d3fff90d88450218dbc96ae5ef3014de", kill_on_drop: false }`
[INFO] [stdout] 5245ab79fd88c29d070f1b652cf6d441d3fff90d88450218dbc96ae5ef3014de
