[INFO] cloning repository https://github.com/svenstaro/dummyhttp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/svenstaro/dummyhttp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenstaro%2Fdummyhttp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenstaro%2Fdummyhttp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8810a9f16aec835fa97cfae0d878732167bb5fea
[INFO] checking svenstaro/dummyhttp against master#5b270e1198e911247244b035a6f06ce3af0a4420 for pr-126571-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenstaro%2Fdummyhttp" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/svenstaro/dummyhttp on toolchain 5b270e1198e911247244b035a6f06ce3af0a4420
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5b270e1198e911247244b035a6f06ce3af0a4420" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/svenstaro/dummyhttp
[INFO] finished tweaking git repo https://github.com/svenstaro/dummyhttp
[INFO] tweaked toml for git repo https://github.com/svenstaro/dummyhttp written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/svenstaro/dummyhttp 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" "+5b270e1198e911247244b035a6f06ce3af0a4420" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+5b270e1198e911247244b035a6f06ce3af0a4420" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cfaf59e7df14c409c45ad9c73bc2726aebf475790e31bfe554c633caec18104
[INFO] running `Command { std: "docker" "start" "-a" "3cfaf59e7df14c409c45ad9c73bc2726aebf475790e31bfe554c633caec18104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cfaf59e7df14c409c45ad9c73bc2726aebf475790e31bfe554c633caec18104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cfaf59e7df14c409c45ad9c73bc2726aebf475790e31bfe554c633caec18104", kill_on_drop: false }`
[INFO] [stdout] 3cfaf59e7df14c409c45ad9c73bc2726aebf475790e31bfe554c633caec18104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+5b270e1198e911247244b035a6f06ce3af0a4420" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c64f2294b4589b430e2e88df4cd15696f3e92f800b982d6e5731c7054c8198e
[INFO] running `Command { std: "docker" "start" "-a" "3c64f2294b4589b430e2e88df4cd15696f3e92f800b982d6e5731c7054c8198e", kill_on_drop: false }`
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[INFO] [stdout] warning: field `port` is never read
[INFO] [stdout]   --> tests/utils/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct DummyhttpProcess {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 13 |     pub child: Child,
[INFO] [stdout] 14 |     pub port: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DummyhttpProcess` 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: field `port` is never read
[INFO] [stdout]   --> tests/utils/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct DummyhttpProcess {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 13 |     pub child: Child,
[INFO] [stdout] 14 |     pub port: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DummyhttpProcess` 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: field `port` is never read
[INFO] [stdout]   --> tests/utils/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct DummyhttpProcess {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 13 |     pub child: Child,
[INFO] [stdout] 14 |     pub port: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DummyhttpProcess` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.56s
[INFO] running `Command { std: "docker" "inspect" "3c64f2294b4589b430e2e88df4cd15696f3e92f800b982d6e5731c7054c8198e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c64f2294b4589b430e2e88df4cd15696f3e92f800b982d6e5731c7054c8198e", kill_on_drop: false }`
[INFO] [stdout] 3c64f2294b4589b430e2e88df4cd15696f3e92f800b982d6e5731c7054c8198e