[INFO] fetching crate hosts-digger 0.1.0...
[INFO] testing hosts-digger-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate hosts-digger 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate hosts-digger 0.1.0
[INFO] finished tweaking crates.io crate hosts-digger 0.1.0
[INFO] tweaked toml for crates.io crate hosts-digger 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hosts-digger 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0afbf0d87a4e24a91a0d0d3b434fdd9fce070cab772db9b70dce37cf5428786a
[INFO] running `Command { std: "docker" "start" "-a" "0afbf0d87a4e24a91a0d0d3b434fdd9fce070cab772db9b70dce37cf5428786a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0afbf0d87a4e24a91a0d0d3b434fdd9fce070cab772db9b70dce37cf5428786a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0afbf0d87a4e24a91a0d0d3b434fdd9fce070cab772db9b70dce37cf5428786a", kill_on_drop: false }`
[INFO] [stdout] 0afbf0d87a4e24a91a0d0d3b434fdd9fce070cab772db9b70dce37cf5428786a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 707570aa33d3d28f343aea96aec361fe3766e817ae46a3a2b4aeab130a96975e
[INFO] running `Command { std: "docker" "start" "-a" "707570aa33d3d28f343aea96aec361fe3766e817ae46a3a2b4aeab130a96975e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling hosts-digger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Parser` is never constructed
[INFO] [stdout]   --> src/lib.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | struct Parser {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse` is never used
[INFO] [stdout]   --> src/lib.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl Parser {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 80 |     pub fn parse(&mut self, file: &Path) -> Result<&Vec<Record>, ParserError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "707570aa33d3d28f343aea96aec361fe3766e817ae46a3a2b4aeab130a96975e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "707570aa33d3d28f343aea96aec361fe3766e817ae46a3a2b4aeab130a96975e", kill_on_drop: false }`
[INFO] [stdout] 707570aa33d3d28f343aea96aec361fe3766e817ae46a3a2b4aeab130a96975e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6315e929eec93eed9c950de9394cbfa883c4494e31b394c8ad23a9ad60b75e79
[INFO] running `Command { std: "docker" "start" "-a" "6315e929eec93eed9c950de9394cbfa883c4494e31b394c8ad23a9ad60b75e79", kill_on_drop: false }`
[INFO] [stdout] warning: struct `Parser` is never constructed
[INFO] [stdout]   --> src/lib.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | struct Parser {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse` is never used
[INFO] [stdout]   --> src/lib.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl Parser {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 80 |     pub fn parse(&mut self, file: &Path) -> Result<&Vec<Record>, ParserError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hosts-digger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]   --> src/lib.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 66 | struct Parser {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 67 |     line: i64,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Parser` 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "6315e929eec93eed9c950de9394cbfa883c4494e31b394c8ad23a9ad60b75e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6315e929eec93eed9c950de9394cbfa883c4494e31b394c8ad23a9ad60b75e79", kill_on_drop: false }`
[INFO] [stdout] 6315e929eec93eed9c950de9394cbfa883c4494e31b394c8ad23a9ad60b75e79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 62145be17b30a20cc5204064a3bfaa2ad79299c768a377cf57caf4147877f716
[INFO] running `Command { std: "docker" "start" "-a" "62145be17b30a20cc5204064a3bfaa2ad79299c768a377cf57caf4147877f716", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Parser` is never constructed
[INFO] [stderr]   --> src/lib.rs:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 | struct Parser {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `parse` is never used
[INFO] [stderr]   --> src/lib.rs:80:12
[INFO] [stderr]    |
[INFO] [stderr] 79 | impl Parser {
[INFO] [stderr]    | ----------- method in this implementation
[INFO] [stderr] 80 |     pub fn parse(&mut self, file: &Path) -> Result<&Vec<Record>, ParserError> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hosts-digger` (lib) generated 2 warnings
[INFO] [stderr] warning: field `line` is never read
[INFO] [stderr]   --> src/lib.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 66 | struct Parser {
[INFO] [stderr]    |        ------ field in this struct
[INFO] [stderr] 67 |     line: i64,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Parser` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hosts-digger` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hosts_digger-69ecb96398491b66)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::create_loopback ... ok
[INFO] [stderr]    Doc-tests hosts_digger
[INFO] [stdout] test tests::create_private ... ok
[INFO] [stdout] test tests::test_parser ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "62145be17b30a20cc5204064a3bfaa2ad79299c768a377cf57caf4147877f716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62145be17b30a20cc5204064a3bfaa2ad79299c768a377cf57caf4147877f716", kill_on_drop: false }`
[INFO] [stdout] 62145be17b30a20cc5204064a3bfaa2ad79299c768a377cf57caf4147877f716