[INFO] cloning repository https://github.com/nikomatsakis/rust-metrics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikomatsakis/rust-metrics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2Frust-metrics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2Frust-metrics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e3250d73c09097d66d52e5af752162150628c8f
[INFO] checking nikomatsakis/rust-metrics against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2Frust-metrics" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nikomatsakis/rust-metrics
[INFO] finished tweaking git repo https://github.com/nikomatsakis/rust-metrics
[INFO] tweaked toml for git repo https://github.com/nikomatsakis/rust-metrics written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nikomatsakis/rust-metrics on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nikomatsakis/rust-metrics 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a3256fe6893e6f7f74a36d478a1f8c6457fe789796aafd8cce2539d4fe13051
[INFO] running `Command { std: "docker" "start" "-a" "2a3256fe6893e6f7f74a36d478a1f8c6457fe789796aafd8cce2539d4fe13051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a3256fe6893e6f7f74a36d478a1f8c6457fe789796aafd8cce2539d4fe13051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a3256fe6893e6f7f74a36d478a1f8c6457fe789796aafd8cce2539d4fe13051", kill_on_drop: false }`
[INFO] [stdout] 2a3256fe6893e6f7f74a36d478a1f8c6457fe789796aafd8cce2539d4fe13051
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6340293ba2f28d1ad96ae2b40a1d1c28ac00ee9a81d2f72e4d2eaac342706377
[INFO] running `Command { std: "docker" "start" "-a" "6340293ba2f28d1ad96ae2b40a1d1c28ac00ee9a81d2f72e4d2eaac342706377", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling memchr v2.5.0
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[INFO] [stderr]    Compiling lock_api v0.4.9
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[INFO] [stderr]     Checking tracing v0.1.37
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[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
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[INFO] [stderr]    Compiling curl-sys v0.4.59+curl-7.86.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
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[INFO] [stderr]    Compiling doc-comment v0.3.3
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[INFO] [stderr]    Compiling async-trait v0.1.61
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[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking bytesize v1.1.0
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[INFO] [stderr]     Checking env_logger v0.9.3
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[INFO] [stderr]     Checking arc-swap v1.6.0
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[INFO] [stderr]     Checking stable-eyre v0.2.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling tokio-macros v1.8.2
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[INFO] [stderr]    Compiling clap_derive v3.2.18
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[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling graphql-parser v0.2.3
[INFO] [stderr]     Checking fehler v1.0.0
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[INFO] [stderr]     Checking clap v3.2.23
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking cargo-util v0.2.2
[INFO] [stderr]     Checking futures-executor v0.3.25
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[INFO] [stderr]     Checking opener v0.5.0
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[INFO] [stderr]     Checking rustfix v0.6.1
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[INFO] [stderr]     Checking graphql_client v0.10.0
[INFO] [stderr]     Checking hyper v0.14.23
[INFO] [stderr]     Checking git2-curl v0.15.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.13
[INFO] [stderr]     Checking octocrab v0.12.0
[INFO] [stderr]     Checking rust-playground-top-crates v0.1.7
[INFO] [stderr]     Checking optopodi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `row` is never read
[INFO] [stdout]   --> src/report/repo_info.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct RepoInfo {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub row: usize,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RepoInfo` has derived impls for the traits `Debug` and `Clone`, but these are 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: field `row` is never read
[INFO] [stdout]   --> src/report/repo_participant.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct RepoParticipant {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 20 |     #[serde(rename = "#")]
[INFO] [stdout] 21 |     pub row: usize,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RepoParticipant` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `id` are never read
[INFO] [stdout]   --> src/report/top_crates.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(super) struct TopCrateInfo {
[INFO] [stdout]    |                   ------------ fields in this struct
[INFO] [stdout] 17 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     version: semver::Version,
[INFO] [stdout] 19 |     id: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TopCrateInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/report/top_crates.rs:85:45
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let data = std::fs::read_to_string(&path.clone())
[INFO] [stdout]    |                                             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 85 -     let data = std::fs::read_to_string(&path.clone())
[INFO] [stdout] 85 +     let data = std::fs::read_to_string(&path)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `row` is never read
[INFO] [stdout]   --> src/report/repo_info.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct RepoInfo {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub row: usize,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RepoInfo` has derived impls for the traits `Debug` and `Clone`, but these are 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: field `row` is never read
[INFO] [stdout]   --> src/report/repo_participant.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct RepoParticipant {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 20 |     #[serde(rename = "#")]
[INFO] [stdout] 21 |     pub row: usize,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RepoParticipant` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `id` are never read
[INFO] [stdout]   --> src/report/top_crates.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(super) struct TopCrateInfo {
[INFO] [stdout]    |                   ------------ fields in this struct
[INFO] [stdout] 17 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     version: semver::Version,
[INFO] [stdout] 19 |     id: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TopCrateInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/report/top_crates.rs:85:45
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let data = std::fs::read_to_string(&path.clone())
[INFO] [stdout]    |                                             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 85 -     let data = std::fs::read_to_string(&path.clone())
[INFO] [stdout] 85 +     let data = std::fs::read_to_string(&path)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: openssl v0.10.45
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "6340293ba2f28d1ad96ae2b40a1d1c28ac00ee9a81d2f72e4d2eaac342706377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6340293ba2f28d1ad96ae2b40a1d1c28ac00ee9a81d2f72e4d2eaac342706377", kill_on_drop: false }`
[INFO] [stdout] 6340293ba2f28d1ad96ae2b40a1d1c28ac00ee9a81d2f72e4d2eaac342706377
