[INFO] fetching crate dzjungy 0.1.0...
[INFO] testing dzjungy-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate dzjungy 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate dzjungy 0.1.0
[INFO] finished tweaking crates.io crate dzjungy 0.1.0
[INFO] tweaked toml for crates.io crate dzjungy 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dzjungy 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dzjungy 0.1.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b69a7b3e79c8e328a83961d84d0c673938779ccb613709de3ef7943413ed197
[INFO] running `Command { std: "docker" "start" "-a" "6b69a7b3e79c8e328a83961d84d0c673938779ccb613709de3ef7943413ed197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b69a7b3e79c8e328a83961d84d0c673938779ccb613709de3ef7943413ed197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b69a7b3e79c8e328a83961d84d0c673938779ccb613709de3ef7943413ed197", kill_on_drop: false }`
[INFO] [stdout] 6b69a7b3e79c8e328a83961d84d0c673938779ccb613709de3ef7943413ed197
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7497cb38c6c0194b1576c3db8068a1492689b4eabe74c6c07e581cc9fad03b1b
[INFO] running `Command { std: "docker" "start" "-a" "7497cb38c6c0194b1576c3db8068a1492689b4eabe74c6c07e581cc9fad03b1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling dzjungy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `K` is never constructed
[INFO] [stdout]   --> src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct K{
[INFO] [stdout]    |        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "7497cb38c6c0194b1576c3db8068a1492689b4eabe74c6c07e581cc9fad03b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7497cb38c6c0194b1576c3db8068a1492689b4eabe74c6c07e581cc9fad03b1b", kill_on_drop: false }`
[INFO] [stdout] 7497cb38c6c0194b1576c3db8068a1492689b4eabe74c6c07e581cc9fad03b1b
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f28458e1f39d090cf2f295f888fe08d5d4c68241ea785f824666ffb0f6f3dd3
[INFO] running `Command { std: "docker" "start" "-a" "0f28458e1f39d090cf2f295f888fe08d5d4c68241ea785f824666ffb0f6f3dd3", kill_on_drop: false }`
[INFO] [stdout] warning: struct `K` is never constructed
[INFO] [stdout]   --> src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct K{
[INFO] [stdout]    |        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dzjungy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `K` is never constructed
[INFO] [stdout]   --> src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct K{
[INFO] [stdout]    |        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "0f28458e1f39d090cf2f295f888fe08d5d4c68241ea785f824666ffb0f6f3dd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f28458e1f39d090cf2f295f888fe08d5d4c68241ea785f824666ffb0f6f3dd3", kill_on_drop: false }`
[INFO] [stdout] 0f28458e1f39d090cf2f295f888fe08d5d4c68241ea785f824666ffb0f6f3dd3
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1950c48298e59b49b09c9f71c80ad0270003bdd4caff0c825adb25254c7f9feb
[INFO] running `Command { std: "docker" "start" "-a" "1950c48298e59b49b09c9f71c80ad0270003bdd4caff0c825adb25254c7f9feb", kill_on_drop: false }`
[INFO] [stderr] warning: struct `K` is never constructed
[INFO] [stderr]   --> src/lib.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | struct K{
[INFO] [stderr]    |        ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dzjungy` (lib) generated 1 warning
[INFO] [stderr] warning: `dzjungy` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dzjungy-b3389e80ca682a8f)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dzjungy-bed079caad031f30)
[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] [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] [stderr]    Doc-tests dzjungy
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - K (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - K (line 5) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `iter`
[INFO] [stdout]  --> src/lib.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | let answer =iter::add_one(arg);
[INFO] [stdout]   |             ^^^^ use of unresolved module or unlinked crate `iter`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `iter`, use `cargo add iter` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - K (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1950c48298e59b49b09c9f71c80ad0270003bdd4caff0c825adb25254c7f9feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1950c48298e59b49b09c9f71c80ad0270003bdd4caff0c825adb25254c7f9feb", kill_on_drop: false }`
[INFO] [stdout] 1950c48298e59b49b09c9f71c80ad0270003bdd4caff0c825adb25254c7f9feb
