[INFO] fetching crate safecoin-vote-program 1.6.19...
[INFO] checking safecoin-vote-program-1.6.19 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate safecoin-vote-program 1.6.19 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate safecoin-vote-program 1.6.19 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safecoin-vote-program 1.6.19
[INFO] finished tweaking crates.io crate safecoin-vote-program 1.6.19
[INFO] tweaked toml for crates.io crate safecoin-vote-program 1.6.19 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded borsh-schema-derive-internal v0.9.1
[INFO] [stderr]   Downloaded derivation-path v0.1.3
[INFO] [stderr]   Downloaded ed25519-dalek-bip32 v0.1.1
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[INFO] [stderr]   Downloaded feature-probe v0.1.1
[INFO] [stderr]   Downloaded safecoin-sdk v1.6.20
[INFO] [stderr]   Downloaded safecoin-metrics v1.6.19
[INFO] [stderr]   Downloaded safecoin-crate-features v1.6.18
[INFO] [stderr]   Downloaded safecoin-sdk-macro v1.6.18
[INFO] [stderr]   Downloaded cc v1.0.49
[INFO] [stderr]   Downloaded safecoin-frozen-abi v1.6.19
[INFO] [stderr]   Downloaded safecoin-program v1.6.19
[INFO] [stderr]   Downloaded safecoin-logger v1.6.18
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[INFO] [stderr]   Downloaded bv v0.11.1
[INFO] [stderr]   Downloaded ring v0.16.12
[INFO] [stderr]   Downloaded safecoin-frozen-abi-macro v1.6.19
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18ef7fced6d262e6663cd1bbe1a8b6e6a0e808136ce2ea220b4a50801baa1c16
[INFO] running `Command { std: "docker" "start" "-a" "18ef7fced6d262e6663cd1bbe1a8b6e6a0e808136ce2ea220b4a50801baa1c16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18ef7fced6d262e6663cd1bbe1a8b6e6a0e808136ce2ea220b4a50801baa1c16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18ef7fced6d262e6663cd1bbe1a8b6e6a0e808136ce2ea220b4a50801baa1c16", kill_on_drop: false }`
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[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "3530e6c8ca0ffe09ec341e89ef8aa2fe78b88ae3c04e2229552de6ad736e8fc3", kill_on_drop: false }`
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[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:1:48
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(RUSTC_WITH_SPECIALIZATION, feature(specialization))]
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]   = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:1:48
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(RUSTC_WITH_SPECIALIZATION, feature(specialization))]
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]   = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] running `Command { std: "docker" "inspect" "3530e6c8ca0ffe09ec341e89ef8aa2fe78b88ae3c04e2229552de6ad736e8fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3530e6c8ca0ffe09ec341e89ef8aa2fe78b88ae3c04e2229552de6ad736e8fc3", kill_on_drop: false }`
[INFO] [stdout] 3530e6c8ca0ffe09ec341e89ef8aa2fe78b88ae3c04e2229552de6ad736e8fc3