[INFO] cloning repository https://github.com/julia-szymanska/mining-pools-benchmark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/julia-szymanska/mining-pools-benchmark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulia-szymanska%2Fmining-pools-benchmark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulia-szymanska%2Fmining-pools-benchmark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6b0234e2c7f4124e8b39c42760a9af4bba68413
[INFO] testing julia-szymanska/mining-pools-benchmark 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%2Fjulia-szymanska%2Fmining-pools-benchmark" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/julia-szymanska/mining-pools-benchmark 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/julia-szymanska/mining-pools-benchmark
[INFO] finished tweaking git repo https://github.com/julia-szymanska/mining-pools-benchmark
[INFO] tweaked toml for git repo https://github.com/julia-szymanska/mining-pools-benchmark written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/julia-szymanska/mining-pools-benchmark 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]  Downloading crates ...
[INFO] [stderr]   Downloaded ureq v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 634336e96c56c9711c2a1f9032a31ad5a08d38bceb7bfecf7d165643083f0dc5
[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" "634336e96c56c9711c2a1f9032a31ad5a08d38bceb7bfecf7d165643083f0dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "634336e96c56c9711c2a1f9032a31ad5a08d38bceb7bfecf7d165643083f0dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "634336e96c56c9711c2a1f9032a31ad5a08d38bceb7bfecf7d165643083f0dc5", kill_on_drop: false }`
[INFO] [stdout] 634336e96c56c9711c2a1f9032a31ad5a08d38bceb7bfecf7d165643083f0dc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 4a295569d11a3d2ae932557af08a16f28fcf2da0ea62780c8880ccf26c10e6cf
[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" "4a295569d11a3d2ae932557af08a16f28fcf2da0ea62780c8880ccf26c10e6cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling webpki-roots v0.21.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling ureq v2.1.0
[INFO] [stderr]    Compiling mining-pools-benchmark v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.17s
[INFO] running `Command { std: "docker" "inspect" "4a295569d11a3d2ae932557af08a16f28fcf2da0ea62780c8880ccf26c10e6cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a295569d11a3d2ae932557af08a16f28fcf2da0ea62780c8880ccf26c10e6cf", kill_on_drop: false }`
[INFO] [stdout] 4a295569d11a3d2ae932557af08a16f28fcf2da0ea62780c8880ccf26c10e6cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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] f8feeedf2210b6799fdffdb3119a16246015863b058facbbbe134bd47c423949
[INFO] running `Command { std: "docker" "start" "-a" "f8feeedf2210b6799fdffdb3119a16246015863b058facbbbe134bd47c423949", kill_on_drop: false }`
[INFO] [stderr]    Compiling mining-pools-benchmark v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "f8feeedf2210b6799fdffdb3119a16246015863b058facbbbe134bd47c423949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8feeedf2210b6799fdffdb3119a16246015863b058facbbbe134bd47c423949", kill_on_drop: false }`
[INFO] [stdout] f8feeedf2210b6799fdffdb3119a16246015863b058facbbbe134bd47c423949
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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] fedda7ce0c3546d50d3adf010cd26a5dec799c8da1cdd16bb2a100e154bba92c
[INFO] running `Command { std: "docker" "start" "-a" "fedda7ce0c3546d50d3adf010cd26a5dec799c8da1cdd16bb2a100e154bba92c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mining_pools_benchmark-a52b775c2801296e)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fedda7ce0c3546d50d3adf010cd26a5dec799c8da1cdd16bb2a100e154bba92c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fedda7ce0c3546d50d3adf010cd26a5dec799c8da1cdd16bb2a100e154bba92c", kill_on_drop: false }`
[INFO] [stdout] fedda7ce0c3546d50d3adf010cd26a5dec799c8da1cdd16bb2a100e154bba92c