[INFO] crate solana_libra_nibble 0.0.1-sol5 is already in cache
[INFO] testing solana_libra_nibble-0.0.1-sol5 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate solana_libra_nibble 0.0.1-sol5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate solana_libra_nibble 0.0.1-sol5 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate solana_libra_nibble 0.0.1-sol5
[INFO] finished tweaking crates.io crate solana_libra_nibble 0.0.1-sol5
[INFO] tweaked toml for crates.io crate solana_libra_nibble 0.0.1-sol5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] dc988ceaffe0e6e254ba65d7bd760d1bc672fcd140a4a6eeee3bee6d48c87dae
[INFO] running `Command { std: "docker" "start" "-a" "dc988ceaffe0e6e254ba65d7bd760d1bc672fcd140a4a6eeee3bee6d48c87dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc988ceaffe0e6e254ba65d7bd760d1bc672fcd140a4a6eeee3bee6d48c87dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc988ceaffe0e6e254ba65d7bd760d1bc672fcd140a4a6eeee3bee6d48c87dae", kill_on_drop: false }`
[INFO] [stdout] dc988ceaffe0e6e254ba65d7bd760d1bc672fcd140a4a6eeee3bee6d48c87dae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cf69c6ec3bd9233ca0ab4fa9e9dea2b9aab735abd28538fd64f51283d8109a0
[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" "8cf69c6ec3bd9233ca0ab4fa9e9dea2b9aab735abd28538fd64f51283d8109a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling proptest v0.9.6
[INFO] [stderr]    Compiling solana_libra_nibble v0.0.1-sol5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.64s
[INFO] running `Command { std: "docker" "inspect" "8cf69c6ec3bd9233ca0ab4fa9e9dea2b9aab735abd28538fd64f51283d8109a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cf69c6ec3bd9233ca0ab4fa9e9dea2b9aab735abd28538fd64f51283d8109a0", kill_on_drop: false }`
[INFO] [stdout] 8cf69c6ec3bd9233ca0ab4fa9e9dea2b9aab735abd28538fd64f51283d8109a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fad2e6f3f0d8adb042df60fc334919c0707a4e5480394a47d9a9c72f5f1ae77
[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" "2fad2e6f3f0d8adb042df60fc334919c0707a4e5480394a47d9a9c72f5f1ae77", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling solana_libra_nibble v0.0.1-sol5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "2fad2e6f3f0d8adb042df60fc334919c0707a4e5480394a47d9a9c72f5f1ae77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fad2e6f3f0d8adb042df60fc334919c0707a4e5480394a47d9a9c72f5f1ae77", kill_on_drop: false }`
[INFO] [stdout] 2fad2e6f3f0d8adb042df60fc334919c0707a4e5480394a47d9a9c72f5f1ae77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 766d22b91cf5f0eff2d4f1a49a8f50d707e335a24861320ccbbdbc9e5be3bdec
[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" "766d22b91cf5f0eff2d4f1a49a8f50d707e335a24861320ccbbdbc9e5be3bdec", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/solana_libra_nibble-5ea25f170fb98177
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests solana_libra_nibble
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "766d22b91cf5f0eff2d4f1a49a8f50d707e335a24861320ccbbdbc9e5be3bdec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "766d22b91cf5f0eff2d4f1a49a8f50d707e335a24861320ccbbdbc9e5be3bdec", kill_on_drop: false }`
[INFO] [stdout] 766d22b91cf5f0eff2d4f1a49a8f50d707e335a24861320ccbbdbc9e5be3bdec