[INFO] fetching crate sp-npos-elections-compact 2.0.0-rc5...
[INFO] testing sp-npos-elections-compact-2.0.0-rc5 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate sp-npos-elections-compact 2.0.0-rc5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sp-npos-elections-compact 2.0.0-rc5 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 sp-npos-elections-compact 2.0.0-rc5
[INFO] finished tweaking crates.io crate sp-npos-elections-compact 2.0.0-rc5
[INFO] tweaked toml for crates.io crate sp-npos-elections-compact 2.0.0-rc5 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 4f12f885c9cb0d632207900c5429316ebefd6bf07ed6cfe62bcbf4ed4d2b2c00
[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" "4f12f885c9cb0d632207900c5429316ebefd6bf07ed6cfe62bcbf4ed4d2b2c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f12f885c9cb0d632207900c5429316ebefd6bf07ed6cfe62bcbf4ed4d2b2c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f12f885c9cb0d632207900c5429316ebefd6bf07ed6cfe62bcbf4ed4d2b2c00", kill_on_drop: false }`
[INFO] [stdout] 4f12f885c9cb0d632207900c5429316ebefd6bf07ed6cfe62bcbf4ed4d2b2c00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 5fbbb9f7a7955e5e8d682f784b2636e53f065d0c2a12d1d80884cf2635e25180
[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" "5fbbb9f7a7955e5e8d682f784b2636e53f065d0c2a12d1d80884cf2635e25180", kill_on_drop: false }`
[INFO] [stderr]    Compiling sp-npos-elections-compact v2.0.0-rc5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.26s
[INFO] running `Command { std: "docker" "inspect" "5fbbb9f7a7955e5e8d682f784b2636e53f065d0c2a12d1d80884cf2635e25180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fbbb9f7a7955e5e8d682f784b2636e53f065d0c2a12d1d80884cf2635e25180", kill_on_drop: false }`
[INFO] [stdout] 5fbbb9f7a7955e5e8d682f784b2636e53f065d0c2a12d1d80884cf2635e25180
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3ce1e3f7bd340e48241550cb09705a77fe1807095f8cf3f3f397bfd0d226389b
[INFO] running `Command { std: "docker" "start" "-a" "3ce1e3f7bd340e48241550cb09705a77fe1807095f8cf3f3f397bfd0d226389b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sp-npos-elections-compact v2.0.0-rc5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "3ce1e3f7bd340e48241550cb09705a77fe1807095f8cf3f3f397bfd0d226389b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ce1e3f7bd340e48241550cb09705a77fe1807095f8cf3f3f397bfd0d226389b", kill_on_drop: false }`
[INFO] [stdout] 3ce1e3f7bd340e48241550cb09705a77fe1807095f8cf3f3f397bfd0d226389b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6c234435525a8264e83516f851f8d6e60e009503a9e2747e2cdfd29605c24bd1
[INFO] running `Command { std: "docker" "start" "-a" "6c234435525a8264e83516f851f8d6e60e009503a9e2747e2cdfd29605c24bd1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sp_npos_elections_compact-65c6812ef8302217
[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] [stderr]    Doc-tests sp-npos-elections-compact
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - generate_compact_solution_type (line 35) ... ignored
[INFO] [stdout] test src/lib.rs - generate_compact_solution_type (line 43) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6c234435525a8264e83516f851f8d6e60e009503a9e2747e2cdfd29605c24bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c234435525a8264e83516f851f8d6e60e009503a9e2747e2cdfd29605c24bd1", kill_on_drop: false }`
[INFO] [stdout] 6c234435525a8264e83516f851f8d6e60e009503a9e2747e2cdfd29605c24bd1