[INFO] fetching crate exttest 0.1.0...
[INFO] testing exttest-0.1.0 against master#6c20ab744b0f82646d90ce9d25894823abc9c669 for pr-99093
[INFO] extracting crate exttest 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate exttest 0.1.0 on toolchain 6c20ab744b0f82646d90ce9d25894823abc9c669
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exttest 0.1.0
[INFO] finished tweaking crates.io crate exttest 0.1.0
[INFO] tweaked toml for crates.io crate exttest 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate exttest 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 3241c3e1acaf8caaafbb7e537ce6dc27e149a66b6224dfd81098756782226543
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[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling cargo-platform v0.1.1
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[INFO] [stderr]    Compiling x-core v0.1.0
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[INFO] [stderr]    Compiling exttest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `exclude` is never read
[INFO] [stdout]   --> src/build.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Args {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     exclude: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Args` 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 `dummy` is never read
[INFO] [stdout]    --> src/playground.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub struct Args {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 108 |     dummy: bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Args` 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.92s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rental v0.5.5, x-core v0.1.0
[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" "3241c3e1acaf8caaafbb7e537ce6dc27e149a66b6224dfd81098756782226543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3241c3e1acaf8caaafbb7e537ce6dc27e149a66b6224dfd81098756782226543", kill_on_drop: false }`
[INFO] [stdout] 3241c3e1acaf8caaafbb7e537ce6dc27e149a66b6224dfd81098756782226543
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c2ebcbfa9b1f3576df397b16676de5b45860a4761baa8271cc67daf35f43286
[INFO] running `Command { std: "docker" "start" "-a" "9c2ebcbfa9b1f3576df397b16676de5b45860a4761baa8271cc67daf35f43286", kill_on_drop: false }`
[INFO] [stderr]    Compiling exttest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `exclude` is never read
[INFO] [stdout]   --> src/build.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Args {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     exclude: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Args` 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 `dummy` is never read
[INFO] [stdout]    --> src/playground.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub struct Args {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 108 |     dummy: bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Args` 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.54s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rental v0.5.5, x-core v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "9c2ebcbfa9b1f3576df397b16676de5b45860a4761baa8271cc67daf35f43286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c2ebcbfa9b1f3576df397b16676de5b45860a4761baa8271cc67daf35f43286", kill_on_drop: false }`
[INFO] [stdout] 9c2ebcbfa9b1f3576df397b16676de5b45860a4761baa8271cc67daf35f43286
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d524d2ec73f01a584ac6120b268fd50668315a767ed0751f90e53b7457933efc
[INFO] running `Command { std: "docker" "start" "-a" "d524d2ec73f01a584ac6120b268fd50668315a767ed0751f90e53b7457933efc", kill_on_drop: false }`
[INFO] [stderr] warning: field `exclude` is never read
[INFO] [stderr]   --> src/build.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct Args {
[INFO] [stderr]    |            ---- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 18 |     exclude: Vec<String>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]    = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `dummy` is never read
[INFO] [stderr]    --> src/playground.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 105 | pub struct Args {
[INFO] [stderr]     |            ---- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 108 |     dummy: bool,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `exttest` (bin "exttest" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rental v0.5.5, x-core v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/exttest-216fba60fbffe9d8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test cargo::selected_package::test::test_should_invoke ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d524d2ec73f01a584ac6120b268fd50668315a767ed0751f90e53b7457933efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d524d2ec73f01a584ac6120b268fd50668315a767ed0751f90e53b7457933efc", kill_on_drop: false }`
[INFO] [stdout] d524d2ec73f01a584ac6120b268fd50668315a767ed0751f90e53b7457933efc