[INFO] cloning repository https://github.com/aakash4dev/rust_leveldb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aakash4dev/rust_leveldb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faakash4dev%2Frust_leveldb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faakash4dev%2Frust_leveldb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 877bdf735b053104616b9dab8626f169aaee6bc4
[INFO] checking aakash4dev/rust_leveldb against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faakash4dev%2Frust_leveldb" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aakash4dev/rust_leveldb on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aakash4dev/rust_leveldb
[INFO] finished tweaking git repo https://github.com/aakash4dev/rust_leveldb
[INFO] tweaked toml for git repo https://github.com/aakash4dev/rust_leveldb written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aakash4dev/rust_leveldb 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded db-key v0.0.5
[INFO] [stderr]   Downloaded ffi-opaque v2.0.1
[INFO] [stderr]   Downloaded leveldb v0.8.6
[INFO] [stderr]   Downloaded string v0.3.0
[INFO] [stderr]   Downloaded leveldb-sys v2.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56f1bcafc9c1717f891db7563837fa9fd181e5f9fb28a0f658bfa80dd2e8aab0
[INFO] running `Command { std: "docker" "start" "-a" "56f1bcafc9c1717f891db7563837fa9fd181e5f9fb28a0f658bfa80dd2e8aab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56f1bcafc9c1717f891db7563837fa9fd181e5f9fb28a0f658bfa80dd2e8aab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56f1bcafc9c1717f891db7563837fa9fd181e5f9fb28a0f658bfa80dd2e8aab0", kill_on_drop: false }`
[INFO] [stdout] 56f1bcafc9c1717f891db7563837fa9fd181e5f9fb28a0f658bfa80dd2e8aab0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eccc14c4268d80f18e3ab1bfc921be84ad0a2d681ebd9391c78dea7c0d0927d9
[INFO] running `Command { std: "docker" "start" "-a" "eccc14c4268d80f18e3ab1bfc921be84ad0a2d681ebd9391c78dea7c0d0927d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking ffi-opaque v2.0.1
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking db-key v0.0.5
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking string v0.3.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling leveldb-sys v2.0.9
[INFO] [stderr]     Checking leveldb v0.8.6
[INFO] [stderr]     Checking rust_leveldb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.70s
[INFO] running `Command { std: "docker" "inspect" "eccc14c4268d80f18e3ab1bfc921be84ad0a2d681ebd9391c78dea7c0d0927d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eccc14c4268d80f18e3ab1bfc921be84ad0a2d681ebd9391c78dea7c0d0927d9", kill_on_drop: false }`
[INFO] [stdout] eccc14c4268d80f18e3ab1bfc921be84ad0a2d681ebd9391c78dea7c0d0927d9