[INFO] cloning repository https://github.com/willcl-ark/bitcoin-bencher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/willcl-ark/bitcoin-bencher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillcl-ark%2Fbitcoin-bencher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillcl-ark%2Fbitcoin-bencher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ce9d91cad71545ae02b29a00e5f678a10eb91ee
[INFO] checking willcl-ark/bitcoin-bencher against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillcl-ark%2Fbitcoin-bencher" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/willcl-ark/bitcoin-bencher
[INFO] finished tweaking git repo https://github.com/willcl-ark/bitcoin-bencher
[INFO] tweaked toml for git repo https://github.com/willcl-ark/bitcoin-bencher written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/willcl-ark/bitcoin-bencher on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/willcl-ark/bitcoin-bencher 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f076c3372405edd353db76c12949c3b8929594cf501579e58876a8fedf33fbd
[INFO] running `Command { std: "docker" "start" "-a" "3f076c3372405edd353db76c12949c3b8929594cf501579e58876a8fedf33fbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f076c3372405edd353db76c12949c3b8929594cf501579e58876a8fedf33fbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f076c3372405edd353db76c12949c3b8929594cf501579e58876a8fedf33fbd", kill_on_drop: false }`
[INFO] [stdout] 3f076c3372405edd353db76c12949c3b8929594cf501579e58876a8fedf33fbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a50fb5f1654e0b40800993212370be1833b2c91bbcc896cbf4bb7dad4db1689
[INFO] running `Command { std: "docker" "start" "-a" "1a50fb5f1654e0b40800993212370be1833b2c91bbcc896cbf4bb7dad4db1689", kill_on_drop: false }`
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[INFO] [stderr]     Checking bitcoin-bencher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/database.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Run {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 10 |     pub id: Option<i32>,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Run` 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: fields `job_id` and `run_id` are never read
[INFO] [stdout]   --> src/database.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Job {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 19 |     pub job_id: i64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 20 |     pub run_id: i64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Job` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/bench.rs:109:60
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn process_args(&'a self, args: &'a str) -> Result<Vec<&str>> {
[INFO] [stdout]     |                      --              --                    ^^^^ the same lifetime is elided here
[INFO] [stdout]     |                      |               |
[INFO] [stdout]     |                      |               the lifetime is named here
[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] 109 |     fn process_args(&'a self, args: &'a str) -> Result<Vec<&'a str>> {
[INFO] [stdout]     |                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/database.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Run {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 10 |     pub id: Option<i32>,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Run` 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: fields `job_id` and `run_id` are never read
[INFO] [stdout]   --> src/database.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Job {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 19 |     pub job_id: i64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 20 |     pub run_id: i64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Job` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/bench.rs:109:60
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn process_args(&'a self, args: &'a str) -> Result<Vec<&str>> {
[INFO] [stdout]     |                      --              --                    ^^^^ the same lifetime is elided here
[INFO] [stdout]     |                      |               |
[INFO] [stdout]     |                      |               the lifetime is named here
[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] 109 |     fn process_args(&'a self, args: &'a str) -> Result<Vec<&'a str>> {
[INFO] [stdout]     |                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.32s
[INFO] running `Command { std: "docker" "inspect" "1a50fb5f1654e0b40800993212370be1833b2c91bbcc896cbf4bb7dad4db1689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a50fb5f1654e0b40800993212370be1833b2c91bbcc896cbf4bb7dad4db1689", kill_on_drop: false }`
[INFO] [stdout] 1a50fb5f1654e0b40800993212370be1833b2c91bbcc896cbf4bb7dad4db1689
