[INFO] cloning repository https://github.com/nekodjin/nkdcc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nekodjin/nkdcc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnekodjin%2Fnkdcc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnekodjin%2Fnkdcc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f95de993195900ab7b738b26e5f8cda7ebc519c4
[INFO] testing nekodjin/nkdcc against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnekodjin%2Fnkdcc" "/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/nekodjin/nkdcc 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/nekodjin/nkdcc
[INFO] finished tweaking git repo https://github.com/nekodjin/nkdcc
[INFO] tweaked toml for git repo https://github.com/nekodjin/nkdcc written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/nekodjin/nkdcc 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] 86044f3ef6b928bfc038450ecf4bee91f74a5e27585af91b9aadb7177f4e7922
[INFO] running `Command { std: "docker" "start" "-a" "86044f3ef6b928bfc038450ecf4bee91f74a5e27585af91b9aadb7177f4e7922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86044f3ef6b928bfc038450ecf4bee91f74a5e27585af91b9aadb7177f4e7922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86044f3ef6b928bfc038450ecf4bee91f74a5e27585af91b9aadb7177f4e7922", kill_on_drop: false }`
[INFO] [stdout] 86044f3ef6b928bfc038450ecf4bee91f74a5e27585af91b9aadb7177f4e7922
[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] 843c2d652a8be20bc6f3ab149a6b032c2e0107c7a5e34b85ba22bf6bf32794b1
[INFO] running `Command { std: "docker" "start" "-a" "843c2d652a8be20bc6f3ab149a6b032c2e0107c7a5e34b85ba22bf6bf32794b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling nkdcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.68s
[INFO] running `Command { std: "docker" "inspect" "843c2d652a8be20bc6f3ab149a6b032c2e0107c7a5e34b85ba22bf6bf32794b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "843c2d652a8be20bc6f3ab149a6b032c2e0107c7a5e34b85ba22bf6bf32794b1", kill_on_drop: false }`
[INFO] [stdout] 843c2d652a8be20bc6f3ab149a6b032c2e0107c7a5e34b85ba22bf6bf32794b1
[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] 41671e06bb61735f18b038d8753b4bc49f09e66a01d568b9a29d94b517a0eb01
[INFO] running `Command { std: "docker" "start" "-a" "41671e06bb61735f18b038d8753b4bc49f09e66a01d568b9a29d94b517a0eb01", kill_on_drop: false }`
[INFO] [stderr]    Compiling nkdcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "41671e06bb61735f18b038d8753b4bc49f09e66a01d568b9a29d94b517a0eb01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41671e06bb61735f18b038d8753b4bc49f09e66a01d568b9a29d94b517a0eb01", kill_on_drop: false }`
[INFO] [stdout] 41671e06bb61735f18b038d8753b4bc49f09e66a01d568b9a29d94b517a0eb01
[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] 93659bd8a96dfd668e277f5257a66b797c91190b4ecada2e3edff06d49097f24
[INFO] running `Command { std: "docker" "start" "-a" "93659bd8a96dfd668e277f5257a66b797c91190b4ecada2e3edff06d49097f24", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nkdcc-94e1384217acb7ff)
[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" "93659bd8a96dfd668e277f5257a66b797c91190b4ecada2e3edff06d49097f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93659bd8a96dfd668e277f5257a66b797c91190b4ecada2e3edff06d49097f24", kill_on_drop: false }`
[INFO] [stdout] 93659bd8a96dfd668e277f5257a66b797c91190b4ecada2e3edff06d49097f24