[INFO] fetching crate polkadot-rewards 0.3.0...
[INFO] testing polkadot-rewards-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate polkadot-rewards 0.3.0 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate polkadot-rewards 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polkadot-rewards 0.3.0
[INFO] finished tweaking crates.io crate polkadot-rewards 0.3.0
[INFO] tweaked toml for crates.io crate polkadot-rewards 0.3.0 written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate crates.io crate polkadot-rewards 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] [stderr]   Downloaded cli-table-derive v0.4.4
[INFO] [stderr]   Downloaded cli-table v0.4.6
[INFO] [stderr]   Downloaded argh_shared v0.1.6
[INFO] [stderr]   Downloaded argh_derive v0.1.6
[INFO] [stderr]   Downloaded argh v0.1.6
[INFO] [stderr]   Downloaded indicatif v0.16.2
[INFO] [stderr]   Downloaded sp-arithmetic v3.0.0
[INFO] [stderr]   Downloaded sp-debug-derive v3.0.0
[INFO] [stderr]   Downloaded sp-std v3.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caa76c81aa5c79f2b197e8898413d958103ee8e4eda9bccfb101bfe57a567872
[INFO] running `Command { std: "docker" "start" "-a" "caa76c81aa5c79f2b197e8898413d958103ee8e4eda9bccfb101bfe57a567872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caa76c81aa5c79f2b197e8898413d958103ee8e4eda9bccfb101bfe57a567872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa76c81aa5c79f2b197e8898413d958103ee8e4eda9bccfb101bfe57a567872", kill_on_drop: false }`
[INFO] [stdout] caa76c81aa5c79f2b197e8898413d958103ee8e4eda9bccfb101bfe57a567872
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0064e5804cd682ac5cbafb1b4b2025623beb8e63e5cfbe96ec75d14c365d05c
[INFO] running `Command { std: "docker" "start" "-a" "d0064e5804cd682ac5cbafb1b4b2025623beb8e63e5cfbe96ec75d14c365d05c", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling argh_shared v0.1.6
[INFO] [stderr]    Compiling arrayvec v0.7.1
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling chunked_transfer v1.4.0
[INFO] [stderr]    Compiling sp-std v3.0.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bitvec v0.20.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling indicatif v0.16.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling integer-sqrt v0.1.5
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling webpki-roots v0.21.1
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling sp-debug-derive v3.0.0
[INFO] [stderr]    Compiling cli-table-derive v0.4.4
[INFO] [stderr]    Compiling argh_derive v0.1.6
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling argh v0.1.6
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling ureq v2.2.0
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling cli-table v0.4.6
[INFO] [stderr]    Compiling parity-scale-codec-derive v2.2.0
[INFO] [stderr]    Compiling parity-scale-codec v2.2.0
[INFO] [stderr]    Compiling sp-arithmetic v3.0.0
[INFO] [stderr]    Compiling polkadot-rewards v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.90s
[INFO] running `Command { std: "docker" "inspect" "d0064e5804cd682ac5cbafb1b4b2025623beb8e63e5cfbe96ec75d14c365d05c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0064e5804cd682ac5cbafb1b4b2025623beb8e63e5cfbe96ec75d14c365d05c", kill_on_drop: false }`
[INFO] [stdout] d0064e5804cd682ac5cbafb1b4b2025623beb8e63e5cfbe96ec75d14c365d05c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d504a8ff0598e0953c683379ec540a0e869de7f56e3f6992379fda62d4e05e36
[INFO] running `Command { std: "docker" "start" "-a" "d504a8ff0598e0953c683379ec540a0e869de7f56e3f6992379fda62d4e05e36", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling polkadot-rewards v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "d504a8ff0598e0953c683379ec540a0e869de7f56e3f6992379fda62d4e05e36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d504a8ff0598e0953c683379ec540a0e869de7f56e3f6992379fda62d4e05e36", kill_on_drop: false }`
[INFO] [stdout] d504a8ff0598e0953c683379ec540a0e869de7f56e3f6992379fda62d4e05e36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd901378a6f9b36333180e7615baf1e2072a1507d04c1a7538859ea2dfef336f
[INFO] running `Command { std: "docker" "start" "-a" "cd901378a6f9b36333180e7615baf1e2072a1507d04c1a7538859ea2dfef336f", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polkadot_rewards-8ebcf76bfedb7bd9)
[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" "cd901378a6f9b36333180e7615baf1e2072a1507d04c1a7538859ea2dfef336f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd901378a6f9b36333180e7615baf1e2072a1507d04c1a7538859ea2dfef336f", kill_on_drop: false }`
[INFO] [stdout] cd901378a6f9b36333180e7615baf1e2072a1507d04c1a7538859ea2dfef336f