[INFO] fetching crate exotic-iter 0.1.2...
[INFO] testing exotic-iter-0.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate exotic-iter 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate exotic-iter 0.1.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exotic-iter 0.1.2
[INFO] finished tweaking crates.io crate exotic-iter 0.1.2
[INFO] tweaked toml for crates.io crate exotic-iter 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80bc8e19a1500e71d5f275897d74b9942157116c4eaf240f9750f1682e4894e4
[INFO] running `Command { std: "docker" "start" "-a" "80bc8e19a1500e71d5f275897d74b9942157116c4eaf240f9750f1682e4894e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80bc8e19a1500e71d5f275897d74b9942157116c4eaf240f9750f1682e4894e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80bc8e19a1500e71d5f275897d74b9942157116c4eaf240f9750f1682e4894e4", kill_on_drop: false }`
[INFO] [stdout] 80bc8e19a1500e71d5f275897d74b9942157116c4eaf240f9750f1682e4894e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a7ec441cf7d4d26391bc88440d8356efbae3e0436c3be8ebe9a95094115f262
[INFO] running `Command { std: "docker" "start" "-a" "4a7ec441cf7d4d26391bc88440d8356efbae3e0436c3be8ebe9a95094115f262", kill_on_drop: false }`
[INFO] [stderr]    Compiling exotic-iter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "4a7ec441cf7d4d26391bc88440d8356efbae3e0436c3be8ebe9a95094115f262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a7ec441cf7d4d26391bc88440d8356efbae3e0436c3be8ebe9a95094115f262", kill_on_drop: false }`
[INFO] [stdout] 4a7ec441cf7d4d26391bc88440d8356efbae3e0436c3be8ebe9a95094115f262
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a6b40a0d42fb115592211c9b67ebe1e330c9e01fd43039975642ea8195216b6
[INFO] running `Command { std: "docker" "start" "-a" "2a6b40a0d42fb115592211c9b67ebe1e330c9e01fd43039975642ea8195216b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling exotic-iter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "2a6b40a0d42fb115592211c9b67ebe1e330c9e01fd43039975642ea8195216b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a6b40a0d42fb115592211c9b67ebe1e330c9e01fd43039975642ea8195216b6", kill_on_drop: false }`
[INFO] [stdout] 2a6b40a0d42fb115592211c9b67ebe1e330c9e01fd43039975642ea8195216b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2cd2ed1cc4114f5af5b12437a7af7ddfb3d08bcdd1f3b33b91a230bb409f8d3c
[INFO] running `Command { std: "docker" "start" "-a" "2cd2ed1cc4114f5af5b12437a7af7ddfb3d08bcdd1f3b33b91a230bb409f8d3c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exotic_iter-b1782122ddd29de1)
[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 exotic-iter
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::exactly_m_n (line 49) ... ok
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::all_or_none (line 64) ... ok
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::perfectly_balanced (line 78) ... ok
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::alternate (line 91) ... ok
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::exactly_n (line 34) ... ok
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::at_least (line 10) ... ok
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::at_most (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2cd2ed1cc4114f5af5b12437a7af7ddfb3d08bcdd1f3b33b91a230bb409f8d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cd2ed1cc4114f5af5b12437a7af7ddfb3d08bcdd1f3b33b91a230bb409f8d3c", kill_on_drop: false }`
[INFO] [stdout] 2cd2ed1cc4114f5af5b12437a7af7ddfb3d08bcdd1f3b33b91a230bb409f8d3c