[INFO] fetching crate frandb 0.0.0...
[INFO] testing frandb-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate frandb 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate frandb 0.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate frandb 0.0.0
[INFO] finished tweaking crates.io crate frandb 0.0.0
[INFO] tweaked toml for crates.io crate frandb 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate frandb 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b97c6893b95185d8b9341729f8a86322a6fefc81cbddc80e26fe775da01f1587
[INFO] running `Command { std: "docker" "start" "-a" "b97c6893b95185d8b9341729f8a86322a6fefc81cbddc80e26fe775da01f1587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b97c6893b95185d8b9341729f8a86322a6fefc81cbddc80e26fe775da01f1587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97c6893b95185d8b9341729f8a86322a6fefc81cbddc80e26fe775da01f1587", kill_on_drop: false }`
[INFO] [stdout] b97c6893b95185d8b9341729f8a86322a6fefc81cbddc80e26fe775da01f1587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 385e36f83541d6f2644c0b4999c6fd16eed860ad96f1228b1dd09c39c7305eb4
[INFO] running `Command { std: "docker" "start" "-a" "385e36f83541d6f2644c0b4999c6fd16eed860ad96f1228b1dd09c39c7305eb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling frandb v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "385e36f83541d6f2644c0b4999c6fd16eed860ad96f1228b1dd09c39c7305eb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "385e36f83541d6f2644c0b4999c6fd16eed860ad96f1228b1dd09c39c7305eb4", kill_on_drop: false }`
[INFO] [stdout] 385e36f83541d6f2644c0b4999c6fd16eed860ad96f1228b1dd09c39c7305eb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf9cb7dba432297509d6dac84856b87022ccdc6f5eeb10645241c77bf1d4f6cf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cf9cb7dba432297509d6dac84856b87022ccdc6f5eeb10645241c77bf1d4f6cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling frandb v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/frandb-9db105007cbe3fe4)
[INFO] running `Command { std: "docker" "inspect" "cf9cb7dba432297509d6dac84856b87022ccdc6f5eeb10645241c77bf1d4f6cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf9cb7dba432297509d6dac84856b87022ccdc6f5eeb10645241c77bf1d4f6cf", kill_on_drop: false }`
[INFO] [stdout] cf9cb7dba432297509d6dac84856b87022ccdc6f5eeb10645241c77bf1d4f6cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 019fddb052b19559c4f7200ee25f7ff4031bac5fcb10ad873fde8b9b45ba16a5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "019fddb052b19559c4f7200ee25f7ff4031bac5fcb10ad873fde8b9b45ba16a5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/frandb-9db105007cbe3fe4)
[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" "019fddb052b19559c4f7200ee25f7ff4031bac5fcb10ad873fde8b9b45ba16a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "019fddb052b19559c4f7200ee25f7ff4031bac5fcb10ad873fde8b9b45ba16a5", kill_on_drop: false }`
[INFO] [stdout] 019fddb052b19559c4f7200ee25f7ff4031bac5fcb10ad873fde8b9b45ba16a5