[INFO] fetching crate drcov2lcov 0.2.1...
[INFO] checking drcov2lcov-0.2.1 against master#5ad98b4026d5172f27615b105658bc8bfd677be8 for pr-129422
[INFO] extracting crate drcov2lcov 0.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate drcov2lcov 0.2.1 on toolchain 5ad98b4026d5172f27615b105658bc8bfd677be8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate drcov2lcov 0.2.1
[INFO] finished tweaking crates.io crate drcov2lcov 0.2.1
[INFO] tweaked toml for crates.io crate drcov2lcov 0.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate drcov2lcov 0.2.1 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" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded roaring v0.10.2
[INFO] [stderr]   Downloaded retain_mut v0.1.7
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[INFO] [stderr]   Downloaded flate2 v1.0.27
[INFO] [stderr]   Downloaded clap v4.4.3
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[INFO] [stderr]   Downloaded aho-corasick v1.0.4
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[INFO] [stderr]   Downloaded gimli v0.31.0
[INFO] [stderr]   Downloaded regex-syntax v0.7.4
[INFO] [stderr]   Downloaded regex-automata v0.3.6
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49e818df37118d3e15e8cf4c4ed078eb94e3a31c597bcd5638ab1fb54bfb2c17
[INFO] running `Command { std: "docker" "start" "-a" "49e818df37118d3e15e8cf4c4ed078eb94e3a31c597bcd5638ab1fb54bfb2c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49e818df37118d3e15e8cf4c4ed078eb94e3a31c597bcd5638ab1fb54bfb2c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e818df37118d3e15e8cf4c4ed078eb94e3a31c597bcd5638ab1fb54bfb2c17", kill_on_drop: false }`
[INFO] [stdout] 49e818df37118d3e15e8cf4c4ed078eb94e3a31c597bcd5638ab1fb54bfb2c17
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3410766bd279409483257b950f7d5455c294e0937158952422bd914f6cd0a21f
[INFO] running `Command { std: "docker" "start" "-a" "3410766bd279409483257b950f7d5455c294e0937158952422bd914f6cd0a21f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
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[INFO] [stderr]    Compiling anyhow v1.0.75
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[INFO] [stderr]    Compiling itertools v0.11.0
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[INFO] [stderr]     Checking drcov2lcov v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]    --> src/drcov.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 187 | pub struct Modules {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 188 |     pub version: u32,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Modules` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version` and `flavor` are never read
[INFO] [stdout]    --> src/drcov.rs:269:9
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub struct Drcov {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 269 |     pub version: u32,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 270 |     pub flavor: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Drcov` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]    --> src/drcov.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 187 | pub struct Modules {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 188 |     pub version: u32,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Modules` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version` and `flavor` are never read
[INFO] [stdout]    --> src/drcov.rs:269:9
[INFO] [stdout]     |
[INFO] [stdout] 268 | pub struct Drcov {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 269 |     pub version: u32,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 270 |     pub flavor: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Drcov` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.37s
[INFO] running `Command { std: "docker" "inspect" "3410766bd279409483257b950f7d5455c294e0937158952422bd914f6cd0a21f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3410766bd279409483257b950f7d5455c294e0937158952422bd914f6cd0a21f", kill_on_drop: false }`
[INFO] [stdout] 3410766bd279409483257b950f7d5455c294e0937158952422bd914f6cd0a21f