[INFO] cloning repository https://github.com/jayson-lennon/rust-tdd-techniques
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jayson-lennon/rust-tdd-techniques" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayson-lennon%2Frust-tdd-techniques", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayson-lennon%2Frust-tdd-techniques'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cde6cef9168d8d0e6a44bae962abc4b99ac8629c
[INFO] checking jayson-lennon/rust-tdd-techniques against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayson-lennon%2Frust-tdd-techniques" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jayson-lennon/rust-tdd-techniques
[INFO] finished tweaking git repo https://github.com/jayson-lennon/rust-tdd-techniques
[INFO] tweaked toml for git repo https://github.com/jayson-lennon/rust-tdd-techniques written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jayson-lennon/rust-tdd-techniques on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jayson-lennon/rust-tdd-techniques 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90b0a23e7aea02fc395ef00f7715ebc512146fc7590325da02e5c774707e466f
[INFO] running `Command { std: "docker" "start" "-a" "90b0a23e7aea02fc395ef00f7715ebc512146fc7590325da02e5c774707e466f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90b0a23e7aea02fc395ef00f7715ebc512146fc7590325da02e5c774707e466f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90b0a23e7aea02fc395ef00f7715ebc512146fc7590325da02e5c774707e466f", kill_on_drop: false }`
[INFO] [stdout] 90b0a23e7aea02fc395ef00f7715ebc512146fc7590325da02e5c774707e466f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5abf1c45d1438d90973835eb8a52830a9c2a3baf40b9408b83662123e76fd635
[INFO] running `Command { std: "docker" "start" "-a" "5abf1c45d1438d90973835eb8a52830a9c2a3baf40b9408b83662123e76fd635", kill_on_drop: false }`
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking tdd-techniques v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `DependencyContainer` is never constructed
[INFO] [stdout]   --> src/centralized_dependencies.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub struct DependencyContainer<F, B>
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `DependencyContainer` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tdd-techniques` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5abf1c45d1438d90973835eb8a52830a9c2a3baf40b9408b83662123e76fd635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5abf1c45d1438d90973835eb8a52830a9c2a3baf40b9408b83662123e76fd635", kill_on_drop: false }`
[INFO] [stdout] 5abf1c45d1438d90973835eb8a52830a9c2a3baf40b9408b83662123e76fd635