[INFO] fetching crate sunshine-vote-petition 0.0.2...
[INFO] checking sunshine-vote-petition-0.0.2 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate sunshine-vote-petition 0.0.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sunshine-vote-petition 0.0.2 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sunshine-vote-petition 0.0.2
[INFO] finished tweaking crates.io crate sunshine-vote-petition 0.0.2
[INFO] tweaked toml for crates.io crate sunshine-vote-petition 0.0.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b551d9ba74491aef0c3dad876cd19b8ef9863f83958389d6d93521e0d294c770
[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" "b551d9ba74491aef0c3dad876cd19b8ef9863f83958389d6d93521e0d294c770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b551d9ba74491aef0c3dad876cd19b8ef9863f83958389d6d93521e0d294c770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b551d9ba74491aef0c3dad876cd19b8ef9863f83958389d6d93521e0d294c770", kill_on_drop: false }`
[INFO] [stdout] b551d9ba74491aef0c3dad876cd19b8ef9863f83958389d6d93521e0d294c770
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--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] 436ad6d67d5011a0d1620e1d58ae3a8095c9f25bf2fc5d89247eba555ab60bb0
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[INFO] [stderr]     Checking sunshine-util v0.0.3
[INFO] [stdout] error[E0277]: the trait bound `Shares: num_traits::sign::Unsigned` is not satisfied
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sunshine-util-0.0.3/src/bank.rs:619:42
[INFO] [stdout]      |
[INFO] [stdout] 619  |                   let ownership: Permill = Permill::from_rational_approximation(shares, total);
[INFO] [stdout]      |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `num_traits::sign::Unsigned` is not implemented for `Shares`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sp-arithmetic-2.0.0-rc6/src/per_things.rs:1237:1
[INFO] [stdout]      |
[INFO] [stdout] 1237 | / implement_per_thing_with_perthousand!(
[INFO] [stdout] 1238 | |     Permill,
[INFO] [stdout] 1239 | |     test_permill,
[INFO] [stdout] 1240 | |     test_permill_extra,
[INFO] [stdout] ...    |
[INFO] [stdout] 1245 | |     "_Parts per Million_",
[INFO] [stdout] 1246 | | );
[INFO] [stdout]      | |__- required by this bound in `sp_runtime::Permill::from_rational_approximation`
[INFO] [stdout]      |
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]      |
[INFO] [stdout] 608  |         Shares: Copy + Clone + From<u32> + Parameter + Member + AtLeast32Bit + Codec + num_traits::sign::Unsigned,
[INFO] [stdout]      |                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sunshine-util`.
[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" "436ad6d67d5011a0d1620e1d58ae3a8095c9f25bf2fc5d89247eba555ab60bb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "436ad6d67d5011a0d1620e1d58ae3a8095c9f25bf2fc5d89247eba555ab60bb0", kill_on_drop: false }`
[INFO] [stdout] 436ad6d67d5011a0d1620e1d58ae3a8095c9f25bf2fc5d89247eba555ab60bb0