[INFO] cloning repository https://github.com/reta-ygs/rust-factory-method-pattern
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reta-ygs/rust-factory-method-pattern" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freta-ygs%2Frust-factory-method-pattern", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freta-ygs%2Frust-factory-method-pattern'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 845de4bc151804d4d4bb22da0d7ca893bab93dfe
[INFO] testing reta-ygs/rust-factory-method-pattern against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freta-ygs%2Frust-factory-method-pattern" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reta-ygs/rust-factory-method-pattern on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/reta-ygs/rust-factory-method-pattern
[INFO] finished tweaking git repo https://github.com/reta-ygs/rust-factory-method-pattern
[INFO] tweaked toml for git repo https://github.com/reta-ygs/rust-factory-method-pattern written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/reta-ygs/rust-factory-method-pattern already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4655ce88525166667ac8526606ce5c9e68cc6a8ebc199676d7b8c4634ca995e
[INFO] running `Command { std: "docker" "start" "-a" "e4655ce88525166667ac8526606ce5c9e68cc6a8ebc199676d7b8c4634ca995e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4655ce88525166667ac8526606ce5c9e68cc6a8ebc199676d7b8c4634ca995e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4655ce88525166667ac8526606ce5c9e68cc6a8ebc199676d7b8c4634ca995e", kill_on_drop: false }`
[INFO] [stdout] e4655ce88525166667ac8526606ce5c9e68cc6a8ebc199676d7b8c4634ca995e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8022c3d685f97e079552c1fbbc2c906a888c6ec847d47533181da5f742040928
[INFO] running `Command { std: "docker" "start" "-a" "8022c3d685f97e079552c1fbbc2c906a888c6ec847d47533181da5f742040928", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling factory-method v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::api_client::api_client`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::api_client::api_client::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/mail/mail_client.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new (user_name: &'a str) -> Box<dyn ApiClientFactory + 'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "8022c3d685f97e079552c1fbbc2c906a888c6ec847d47533181da5f742040928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8022c3d685f97e079552c1fbbc2c906a888c6ec847d47533181da5f742040928", kill_on_drop: false }`
[INFO] [stdout] 8022c3d685f97e079552c1fbbc2c906a888c6ec847d47533181da5f742040928
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2709208412a292fe5719494694c2bcf02c4cd23283368ca9a434955e11e927af
[INFO] running `Command { std: "docker" "start" "-a" "2709208412a292fe5719494694c2bcf02c4cd23283368ca9a434955e11e927af", kill_on_drop: false }`
[INFO] [stderr]    Compiling factory-method v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::api_client::api_client`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::api_client::api_client::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/mail/mail_client.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new (user_name: &'a str) -> Box<dyn ApiClientFactory + 'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "2709208412a292fe5719494694c2bcf02c4cd23283368ca9a434955e11e927af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2709208412a292fe5719494694c2bcf02c4cd23283368ca9a434955e11e927af", kill_on_drop: false }`
[INFO] [stdout] 2709208412a292fe5719494694c2bcf02c4cd23283368ca9a434955e11e927af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 65d308e620ee4d9fab96ec546f93813f1be33d6c28c86f1e8b6d373a196db98a
[INFO] running `Command { std: "docker" "start" "-a" "65d308e620ee4d9fab96ec546f93813f1be33d6c28c86f1e8b6d373a196db98a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::api_client::api_client`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::api_client::api_client::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/mail/mail_client.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new (user_name: &'a str) -> Box<dyn ApiClientFactory + 'a> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `factory-method` (bin "factory-method" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/factory_method-40c416ffdd0f6ab7)
[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] running `Command { std: "docker" "inspect" "65d308e620ee4d9fab96ec546f93813f1be33d6c28c86f1e8b6d373a196db98a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d308e620ee4d9fab96ec546f93813f1be33d6c28c86f1e8b6d373a196db98a", kill_on_drop: false }`
[INFO] [stdout] 65d308e620ee4d9fab96ec546f93813f1be33d6c28c86f1e8b6d373a196db98a