[INFO] fetching crate safecoin-vote-program 1.14.17...
[INFO] checking safecoin-vote-program-1.14.17 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate safecoin-vote-program 1.14.17 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate safecoin-vote-program 1.14.17 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safecoin-vote-program 1.14.17
[INFO] finished tweaking crates.io crate safecoin-vote-program 1.14.17
[INFO] tweaked toml for crates.io crate safecoin-vote-program 1.14.17 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-case v2.2.2
[INFO] [stderr]   Downloaded enum-iterator v0.8.1
[INFO] [stderr]   Downloaded enum-iterator-derive v0.8.1
[INFO] [stderr]   Downloaded test-case-macros v2.2.2
[INFO] [stderr]   Downloaded safecoin-measure v1.14.17
[INFO] [stderr]   Downloaded safecoin-program-runtime v1.14.17
[INFO] [stderr]   Downloaded safecoin-metrics v1.14.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a719baa04ee204a967022e5454eaf28ec20b11e35abf1185b104719c9cadfc04
[INFO] running `Command { std: "docker" "start" "-a" "a719baa04ee204a967022e5454eaf28ec20b11e35abf1185b104719c9cadfc04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a719baa04ee204a967022e5454eaf28ec20b11e35abf1185b104719c9cadfc04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a719baa04ee204a967022e5454eaf28ec20b11e35abf1185b104719c9cadfc04", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 173ea65876187d9a25d52fda4a86b7ffeada1d64751c3516394da8e30da26653
[INFO] running `Command { std: "docker" "start" "-a" "173ea65876187d9a25d52fda4a86b7ffeada1d64751c3516394da8e30da26653", kill_on_drop: false }`
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[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/vote_state/vote_state_versions.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |                     /// the signer for withdrawals
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 24 |                     authorized_withdrawer: state.authorized_withdrawer,
[INFO] [stdout]    |                     -------------------------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/vote_state/vote_state_versions.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 | /                     /// percentage (0-100) that represents what part of a rewards
[INFO] [stdout] 27 | |                     ///  payout should be given to this VoteAccount
[INFO] [stdout]    | |___________________________________________________________________^
[INFO] [stdout] 28 |                       commission: state.commission,
[INFO] [stdout]    |                       ---------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/vote_state/vote_state_versions.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 |                     /// the signer for vote transactions
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 35 |                     authorized_voters,
[INFO] [stdout]    |                     ----------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/vote_state/vote_state_versions.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 | /                     /// history of prior authorized voters and the epochs for which
[INFO] [stdout] 38 | |                     /// they were set, the bottom end of the range is inclusive,
[INFO] [stdout] 39 | |                     /// the top of the range is exclusive
[INFO] [stdout]    | |_________________________________________________________^
[INFO] [stdout] 40 |                       prior_voters: CircBuf::default(),
[INFO] [stdout]    |                       -------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/vote_state/vote_state_versions.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 | /                     /// history of how many credits earned by the end of each epoch
[INFO] [stdout] 43 | |                     ///  each tuple is (Epoch, credits, prev_credits)
[INFO] [stdout]    | |_____________________________________________________________________^
[INFO] [stdout] 44 |                       epoch_credits: state.epoch_credits.clone(),
[INFO] [stdout]    |                       ------------------------------------------ rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/vote_state/vote_state_versions.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |                     /// most recent timestamp submitted with a vote
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 47 |                     last_timestamp: state.last_timestamp.clone(),
[INFO] [stdout]    |                     -------------------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/vote_state/vote_state_versions.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |                     /// the signer for withdrawals
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 24 |                     authorized_withdrawer: state.authorized_withdrawer,
[INFO] [stdout]    |                     -------------------------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/vote_state/vote_state_versions.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 | /                     /// percentage (0-100) that represents what part of a rewards
[INFO] [stdout] 27 | |                     ///  payout should be given to this VoteAccount
[INFO] [stdout]    | |___________________________________________________________________^
[INFO] [stdout] 28 |                       commission: state.commission,
[INFO] [stdout]    |                       ---------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/vote_state/vote_state_versions.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 |                     /// the signer for vote transactions
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 35 |                     authorized_voters,
[INFO] [stdout]    |                     ----------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/vote_state/vote_state_versions.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 | /                     /// history of prior authorized voters and the epochs for which
[INFO] [stdout] 38 | |                     /// they were set, the bottom end of the range is inclusive,
[INFO] [stdout] 39 | |                     /// the top of the range is exclusive
[INFO] [stdout]    | |_________________________________________________________^
[INFO] [stdout] 40 |                       prior_voters: CircBuf::default(),
[INFO] [stdout]    |                       -------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/vote_state/vote_state_versions.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 | /                     /// history of how many credits earned by the end of each epoch
[INFO] [stdout] 43 | |                     ///  each tuple is (Epoch, credits, prev_credits)
[INFO] [stdout]    | |_____________________________________________________________________^
[INFO] [stdout] 44 |                       epoch_credits: state.epoch_credits.clone(),
[INFO] [stdout]    |                       ------------------------------------------ rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/vote_state/vote_state_versions.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |                     /// most recent timestamp submitted with a vote
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 47 |                     last_timestamp: state.last_timestamp.clone(),
[INFO] [stdout]    |                     -------------------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/vote_state/mod.rs:1593:5
[INFO] [stdout]      |
[INFO] [stdout] 1593 | let mut slot_hash_int = ( (slot_hashes[0].1.to_string().chars().nth(0).unwrap() as usize ) % 10 ) as usize;
[INFO] [stdout]      |     ----^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/vote_state/mod.rs:1594:5
[INFO] [stdout]      |
[INFO] [stdout] 1594 | let mut mixed_int = ( ( ( (slot_hashes[0].1.to_string().chars().nth(0).unwrap() as usize ) % 9 + 1 ) as usize
[INFO] [stdout]      |     ----^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/vote_state/mod.rs:1593:5
[INFO] [stdout]      |
[INFO] [stdout] 1593 | let mut slot_hash_int = ( (slot_hashes[0].1.to_string().chars().nth(0).unwrap() as usize ) % 10 ) as usize;
[INFO] [stdout]      |     ----^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/vote_state/mod.rs:1594:5
[INFO] [stdout]      |
[INFO] [stdout] 1594 | let mut mixed_int = ( ( ( (slot_hashes[0].1.to_string().chars().nth(0).unwrap() as usize ) % 9 + 1 ) as usize
[INFO] [stdout]      |     ----^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.21s
[INFO] running `Command { std: "docker" "inspect" "173ea65876187d9a25d52fda4a86b7ffeada1d64751c3516394da8e30da26653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "173ea65876187d9a25d52fda4a86b7ffeada1d64751c3516394da8e30da26653", kill_on_drop: false }`
[INFO] [stdout] 173ea65876187d9a25d52fda4a86b7ffeada1d64751c3516394da8e30da26653
