[INFO] cloning repository https://github.com/flowerinthenight/rusttrace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flowerinthenight/rusttrace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflowerinthenight%2Frusttrace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflowerinthenight%2Frusttrace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c969808caf79d932b6c40f9460fe7b87d04ae0e
[INFO] testing flowerinthenight/rusttrace 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%2Fflowerinthenight%2Frusttrace" "/workspace/builds/worker-101/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flowerinthenight/rusttrace 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/flowerinthenight/rusttrace
[INFO] finished tweaking git repo https://github.com/flowerinthenight/rusttrace
[INFO] tweaked toml for git repo https://github.com/flowerinthenight/rusttrace written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate git repo https://github.com/flowerinthenight/rusttrace 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] f1a0f4a4c916385c5e453f1725635d07322a2e878cb02fbc181e1815e94e7afd
[INFO] running `Command { std: "docker" "start" "-a" "f1a0f4a4c916385c5e453f1725635d07322a2e878cb02fbc181e1815e94e7afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1a0f4a4c916385c5e453f1725635d07322a2e878cb02fbc181e1815e94e7afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1a0f4a4c916385c5e453f1725635d07322a2e878cb02fbc181e1815e94e7afd", kill_on_drop: false }`
[INFO] [stdout] f1a0f4a4c916385c5e453f1725635d07322a2e878cb02fbc181e1815e94e7afd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] cd8b869ec7d2ea5d17fe55eb397c5cfea74209f9e7ba296a6842b9e8a11dfa22
[INFO] running `Command { std: "docker" "start" "-a" "cd8b869ec7d2ea5d17fe55eb397c5cfea74209f9e7ba296a6842b9e8a11dfa22", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rusttrace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: could not find native static library `libtrace`, perhaps an -L flag is missing?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusttrace` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "cd8b869ec7d2ea5d17fe55eb397c5cfea74209f9e7ba296a6842b9e8a11dfa22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8b869ec7d2ea5d17fe55eb397c5cfea74209f9e7ba296a6842b9e8a11dfa22", kill_on_drop: false }`
[INFO] [stdout] cd8b869ec7d2ea5d17fe55eb397c5cfea74209f9e7ba296a6842b9e8a11dfa22