[INFO] fetching crate sc-basic-authorship 0.8.0...
[INFO] checking sc-basic-authorship-0.8.0 against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] extracting crate sc-basic-authorship 0.8.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sc-basic-authorship 0.8.0 on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-basic-authorship 0.8.0
[INFO] finished tweaking crates.io crate sc-basic-authorship 0.8.0
[INFO] tweaked toml for crates.io crate sc-basic-authorship 0.8.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3489713869d312b0015b06ca14240726127774dec5f30b2a160628b29577828
[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" "e3489713869d312b0015b06ca14240726127774dec5f30b2a160628b29577828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3489713869d312b0015b06ca14240726127774dec5f30b2a160628b29577828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3489713869d312b0015b06ca14240726127774dec5f30b2a160628b29577828", kill_on_drop: false }`
[INFO] [stdout] e3489713869d312b0015b06ca14240726127774dec5f30b2a160628b29577828
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc3964a9ae128c88c473a4f24e5c2398438c429dc4d204af36ef0a4c06d0e39f
[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" "cc3964a9ae128c88c473a4f24e5c2398438c429dc4d204af36ef0a4c06d0e39f", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking sp-arithmetic v2.0.0
[INFO] [stderr]     Checking sc-proposer-metrics v0.8.0
[INFO] [stderr]     Checking parity-util-mem v0.7.0
[INFO] [stderr]     Checking sp-runtime-interface v2.0.0
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sp-arithmetic-2.0.0/src/fixed_point.rs:541:9
[INFO] [stdout]      |
[INFO] [stdout] 541  |                   let accuracy = P::ACCURACY.saturated_into();
[INFO] [stdout]      |                       ^^^^^^^^ consider giving `accuracy` a type
[INFO] [stdout] ...
[INFO] [stdout] 1595 | / implement_fixed!(
[INFO] [stdout] 1596 | |     FixedI64,
[INFO] [stdout] 1597 | |     test_fixed_i64,
[INFO] [stdout] 1598 | |     i64,
[INFO] [stdout] ...    |
[INFO] [stdout] 1601 | |     "_Fixed Point 64 bits signed, range = [-9223372036.854775808, 9223372036.854775807]_",
[INFO] [stdout] 1602 | | );
[INFO] [stdout]      | |__- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sp-arithmetic-2.0.0/src/fixed_point.rs:541:9
[INFO] [stdout]      |
[INFO] [stdout] 541  |                   let accuracy = P::ACCURACY.saturated_into();
[INFO] [stdout]      |                       ^^^^^^^^ consider giving `accuracy` a type
[INFO] [stdout] ...
[INFO] [stdout] 1604 | / implement_fixed!(
[INFO] [stdout] 1605 | |     FixedI128,
[INFO] [stdout] 1606 | |     test_fixed_i128,
[INFO] [stdout] 1607 | |     i128,
[INFO] [stdout] ...    |
[INFO] [stdout] 1611 | |         [-170141183460469231731.687303715884105728, 170141183460469231731.687303715884105727]_",
[INFO] [stdout] 1612 | | );
[INFO] [stdout]      | |__- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sp-arithmetic-2.0.0/src/fixed_point.rs:541:9
[INFO] [stdout]      |
[INFO] [stdout] 541  |                   let accuracy = P::ACCURACY.saturated_into();
[INFO] [stdout]      |                       ^^^^^^^^ consider giving `accuracy` a type
[INFO] [stdout] ...
[INFO] [stdout] 1614 | / implement_fixed!(
[INFO] [stdout] 1615 | |     FixedU128,
[INFO] [stdout] 1616 | |     test_fixed_u128,
[INFO] [stdout] 1617 | |     u128,
[INFO] [stdout] ...    |
[INFO] [stdout] 1621 | |         [0.000000000000000000, 340282366920938463463.374607431768211455]_",
[INFO] [stdout] 1622 | | );
[INFO] [stdout]      | |__- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr]     Checking memory-db v0.24.1
[INFO] [stderr]     Checking kvdb v0.7.0
[INFO] [stderr] error: could not compile `sp-arithmetic`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cc3964a9ae128c88c473a4f24e5c2398438c429dc4d204af36ef0a4c06d0e39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc3964a9ae128c88c473a4f24e5c2398438c429dc4d204af36ef0a4c06d0e39f", kill_on_drop: false }`
[INFO] [stdout] cc3964a9ae128c88c473a4f24e5c2398438c429dc4d204af36ef0a4c06d0e39f