[INFO] cloning repository https://github.com/CalebEverett/rust-blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CalebEverett/rust-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCalebEverett%2Frust-blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCalebEverett%2Frust-blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d489393266bb8742b487f231d14042da0de569fd
[INFO] checking CalebEverett/rust-blockchain against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCalebEverett%2Frust-blockchain" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CalebEverett/rust-blockchain
[INFO] finished tweaking git repo https://github.com/CalebEverett/rust-blockchain
[INFO] tweaked toml for git repo https://github.com/CalebEverett/rust-blockchain written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CalebEverett/rust-blockchain on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CalebEverett/rust-blockchain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "af303366850c3121200506b805f29b1f02b2d372a87af1df84b12e1c13a46c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af303366850c3121200506b805f29b1f02b2d372a87af1df84b12e1c13a46c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af303366850c3121200506b805f29b1f02b2d372a87af1df84b12e1c13a46c7f", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "55bf7e4f4c1a834a68035e24eda8417de4b19d348b21208bc57d36d26333c221", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/events_old/mod.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub async fn write_csv(path: &str) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/events_old/mod.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     address: &str,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from_block`
[INFO] [stdout]   --> src/events_old/mod.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     from_block: &u32,
[INFO] [stdout]    |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_from_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to_block`
[INFO] [stdout]   --> src/events_old/mod.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     to_block: &u32,
[INFO] [stdout]    |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_to_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `topic_0_text`
[INFO] [stdout]   --> src/events_old/mod.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     topic_0_text: &str,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_topic_0_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/events_old/mod.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub async fn write_csv(path: &str) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/events_old/mod.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     address: &str,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from_block`
[INFO] [stdout]   --> src/events_old/mod.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     from_block: &u32,
[INFO] [stdout]    |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_from_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to_block`
[INFO] [stdout]   --> src/events_old/mod.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     to_block: &u32,
[INFO] [stdout]    |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_to_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `topic_0_text`
[INFO] [stdout]   --> src/events_old/mod.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     topic_0_text: &str,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_topic_0_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/main.rs:110:29
[INFO] [stdout]     |
[INFO] [stdout] 110 |         ("events_old", Some(m)) => {
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `address`, `first_block`, and `file_path` are never read
[INFO] [stdout]  --> src/events_old/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Contract {
[INFO] [stdout]   |        -------- fields in this struct
[INFO] [stdout] 6 |     address: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 7 |     first_block: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 8 |     file_path: PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Contract` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RpcRecord` is never used
[INFO] [stdout]    --> src/events_old/mod.rs:103:10
[INFO] [stdout]     |
[INFO] [stdout] 103 |     enum RpcRecord {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `script_json` is never read
[INFO] [stdout]   --> src/projects.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub struct Record {
[INFO] [stdout]    |                ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 75 |         script_json: ScriptJSON,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Record` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/events.rs:104:53
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn flatten_log<'a>(log: Log, event: &'a str) -> LogFlat {
[INFO] [stdout]     |                                          --         ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn flatten_log<'a>(log: Log, event: &'a str) -> LogFlat<'a> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/main.rs:110:29
[INFO] [stdout]     |
[INFO] [stdout] 110 |         ("events_old", Some(m)) => {
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `address`, `first_block`, and `file_path` are never read
[INFO] [stdout]  --> src/events_old/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Contract {
[INFO] [stdout]   |        -------- fields in this struct
[INFO] [stdout] 6 |     address: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 7 |     first_block: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 8 |     file_path: PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Contract` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RpcRecord` is never used
[INFO] [stdout]    --> src/events_old/mod.rs:103:10
[INFO] [stdout]     |
[INFO] [stdout] 103 |     enum RpcRecord {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `script_json` is never read
[INFO] [stdout]   --> src/projects.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub struct Record {
[INFO] [stdout]    |                ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 75 |         script_json: ScriptJSON,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Record` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/events.rs:104:53
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn flatten_log<'a>(log: Log, event: &'a str) -> LogFlat {
[INFO] [stdout]     |                                          --         ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn flatten_log<'a>(log: Log, event: &'a str) -> LogFlat<'a> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.06s
[INFO] running `Command { std: "docker" "inspect" "55bf7e4f4c1a834a68035e24eda8417de4b19d348b21208bc57d36d26333c221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55bf7e4f4c1a834a68035e24eda8417de4b19d348b21208bc57d36d26333c221", kill_on_drop: false }`
[INFO] [stdout] 55bf7e4f4c1a834a68035e24eda8417de4b19d348b21208bc57d36d26333c221
