[INFO] cloning repository https://github.com/TEGDV/RustCollectionChallenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TEGDV/RustCollectionChallenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTEGDV%2FRustCollectionChallenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTEGDV%2FRustCollectionChallenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e02016e526102051d4ea1c038b627759e9e8dee8
[INFO] testing TEGDV/RustCollectionChallenge against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTEGDV%2FRustCollectionChallenge" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TEGDV/RustCollectionChallenge on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TEGDV/RustCollectionChallenge
[INFO] finished tweaking git repo https://github.com/TEGDV/RustCollectionChallenge
[INFO] tweaked toml for git repo https://github.com/TEGDV/RustCollectionChallenge written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/TEGDV/RustCollectionChallenge already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46bf59289df1723e4d5c5b72fa2a15aa8446d5f16d4ecb19808ec4ae49fac15a
[INFO] running `Command { std: "docker" "start" "-a" "46bf59289df1723e4d5c5b72fa2a15aa8446d5f16d4ecb19808ec4ae49fac15a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46bf59289df1723e4d5c5b72fa2a15aa8446d5f16d4ecb19808ec4ae49fac15a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46bf59289df1723e4d5c5b72fa2a15aa8446d5f16d4ecb19808ec4ae49fac15a", kill_on_drop: false }`
[INFO] [stdout] 46bf59289df1723e4d5c5b72fa2a15aa8446d5f16d4ecb19808ec4ae49fac15a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89e856be37ffbd8f9c3fa12fcb687b2629b462fb848f6e604a5a3d1ab29c9f94
[INFO] running `Command { std: "docker" "start" "-a" "89e856be37ffbd8f9c3fa12fcb687b2629b462fb848f6e604a5a3d1ab29c9f94", kill_on_drop: false }`
[INFO] [stderr]    Compiling storing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "89e856be37ffbd8f9c3fa12fcb687b2629b462fb848f6e604a5a3d1ab29c9f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e856be37ffbd8f9c3fa12fcb687b2629b462fb848f6e604a5a3d1ab29c9f94", kill_on_drop: false }`
[INFO] [stdout] 89e856be37ffbd8f9c3fa12fcb687b2629b462fb848f6e604a5a3d1ab29c9f94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f715c8d375df7ed67016caa52f9e8b4963bdcfdff982615d97ad70731e0c0c40
[INFO] running `Command { std: "docker" "start" "-a" "f715c8d375df7ed67016caa52f9e8b4963bdcfdff982615d97ad70731e0c0c40", kill_on_drop: false }`
[INFO] [stderr]    Compiling storing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "f715c8d375df7ed67016caa52f9e8b4963bdcfdff982615d97ad70731e0c0c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f715c8d375df7ed67016caa52f9e8b4963bdcfdff982615d97ad70731e0c0c40", kill_on_drop: false }`
[INFO] [stdout] f715c8d375df7ed67016caa52f9e8b4963bdcfdff982615d97ad70731e0c0c40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8146d7c2da0e37f18c4b6436e79d164c603e2ccf867a10b4f8045b361a379917
[INFO] running `Command { std: "docker" "start" "-a" "8146d7c2da0e37f18c4b6436e79d164c603e2ccf867a10b4f8045b361a379917", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/storing-868aa81eeabd42a5)
[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] running `Command { std: "docker" "inspect" "8146d7c2da0e37f18c4b6436e79d164c603e2ccf867a10b4f8045b361a379917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8146d7c2da0e37f18c4b6436e79d164c603e2ccf867a10b4f8045b361a379917", kill_on_drop: false }`
[INFO] [stdout] 8146d7c2da0e37f18c4b6436e79d164c603e2ccf867a10b4f8045b361a379917