[INFO] fetching crate iter_variants 0.2.0...
[INFO] testing iter_variants-0.2.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate iter_variants 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate iter_variants 0.2.0
[INFO] finished tweaking crates.io crate iter_variants 0.2.0
[INFO] tweaked toml for crates.io crate iter_variants 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iter_variants 0.2.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate iter_variants 0.2.0 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c857ac4f03c9757496aca5113a5df7a06d719987da1a6f8cb34608a3d430e7e
[INFO] running `Command { std: "docker" "start" "-a" "5c857ac4f03c9757496aca5113a5df7a06d719987da1a6f8cb34608a3d430e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c857ac4f03c9757496aca5113a5df7a06d719987da1a6f8cb34608a3d430e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c857ac4f03c9757496aca5113a5df7a06d719987da1a6f8cb34608a3d430e7e", kill_on_drop: false }`
[INFO] [stdout] 5c857ac4f03c9757496aca5113a5df7a06d719987da1a6f8cb34608a3d430e7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f03b5b80ecddfb28b7d394e3da61b87a9794d55b8ad34873a066254c3c1eb90d
[INFO] running `Command { std: "docker" "start" "-a" "f03b5b80ecddfb28b7d394e3da61b87a9794d55b8ad34873a066254c3c1eb90d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling iter_variants_derive v0.2.0
[INFO] [stderr]    Compiling iter_variants v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `Command { std: "docker" "inspect" "f03b5b80ecddfb28b7d394e3da61b87a9794d55b8ad34873a066254c3c1eb90d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f03b5b80ecddfb28b7d394e3da61b87a9794d55b8ad34873a066254c3c1eb90d", kill_on_drop: false }`
[INFO] [stdout] f03b5b80ecddfb28b7d394e3da61b87a9794d55b8ad34873a066254c3c1eb90d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ddbe02d2f421e57acbd5ac8029f825d73259d3af0c201f888d903c5edf056c9
[INFO] running `Command { std: "docker" "start" "-a" "1ddbe02d2f421e57acbd5ac8029f825d73259d3af0c201f888d903c5edf056c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter_variants v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "1ddbe02d2f421e57acbd5ac8029f825d73259d3af0c201f888d903c5edf056c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ddbe02d2f421e57acbd5ac8029f825d73259d3af0c201f888d903c5edf056c9", kill_on_drop: false }`
[INFO] [stdout] 1ddbe02d2f421e57acbd5ac8029f825d73259d3af0c201f888d903c5edf056c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29a41d449022338159a0f696f537efb08e163f5e491585bad6fa0a71eba3d48f
[INFO] running `Command { std: "docker" "start" "-a" "29a41d449022338159a0f696f537efb08e163f5e491585bad6fa0a71eba3d48f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iter_variants-b55b0a619acfd227)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_generic_param ... ok
[INFO] [stdout] test tests::iter_variants_example ... ok
[INFO] [stdout] test tests::collect_variants_example ... 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] [stderr]    Doc-tests iter_variants
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - IterVariants::iter_variants (line 99) ... ok
[INFO] [stdout] test src/lib.rs - IterVariants (line 84) ... ok
[INFO] [stdout] test src/lib.rs - IterVariants::collect_variants (line 118) ... ok
[INFO] [stdout] test src/lib.rs - IterVariants::iter_variants_count (line 145) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "29a41d449022338159a0f696f537efb08e163f5e491585bad6fa0a71eba3d48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a41d449022338159a0f696f537efb08e163f5e491585bad6fa0a71eba3d48f", kill_on_drop: false }`
[INFO] [stdout] 29a41d449022338159a0f696f537efb08e163f5e491585bad6fa0a71eba3d48f