[INFO] fetching crate lender 0.2.1...
[INFO] testing lender-0.2.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate lender 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate lender 0.2.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lender 0.2.1
[INFO] finished tweaking crates.io crate lender 0.2.1
[INFO] tweaked toml for crates.io crate lender 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40395148ba6c188a413d0d6be7de309127ef3d5a844b4e8129c8b1f73cc8a97e
[INFO] running `Command { std: "docker" "start" "-a" "40395148ba6c188a413d0d6be7de309127ef3d5a844b4e8129c8b1f73cc8a97e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40395148ba6c188a413d0d6be7de309127ef3d5a844b4e8129c8b1f73cc8a97e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40395148ba6c188a413d0d6be7de309127ef3d5a844b4e8129c8b1f73cc8a97e", kill_on_drop: false }`
[INFO] [stdout] 40395148ba6c188a413d0d6be7de309127ef3d5a844b4e8129c8b1f73cc8a97e
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a03d39bfd66f4668694c6de4456f5a22f10484f9b28b2791d14bc0ef82b8896
[INFO] running `Command { std: "docker" "start" "-a" "7a03d39bfd66f4668694c6de4456f5a22f10484f9b28b2791d14bc0ef82b8896", kill_on_drop: false }`
[INFO] [stderr]    Compiling lender v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "7a03d39bfd66f4668694c6de4456f5a22f10484f9b28b2791d14bc0ef82b8896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a03d39bfd66f4668694c6de4456f5a22f10484f9b28b2791d14bc0ef82b8896", kill_on_drop: false }`
[INFO] [stdout] 7a03d39bfd66f4668694c6de4456f5a22f10484f9b28b2791d14bc0ef82b8896
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b50f02666ba494e27e837b955a7e1f96c60b6869cfcc687db3cd46d763523bc6
[INFO] running `Command { std: "docker" "start" "-a" "b50f02666ba494e27e837b955a7e1f96c60b6869cfcc687db3cd46d763523bc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling lender v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "b50f02666ba494e27e837b955a7e1f96c60b6869cfcc687db3cd46d763523bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b50f02666ba494e27e837b955a7e1f96c60b6869cfcc687db3cd46d763523bc6", kill_on_drop: false }`
[INFO] [stdout] b50f02666ba494e27e837b955a7e1f96c60b6869cfcc687db3cd46d763523bc6
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 79c2a4edd2f02961bd2835554deb7b1c11652cb284b70b6fc2db15b45b2747eb
[INFO] running `Command { std: "docker" "start" "-a" "79c2a4edd2f02961bd2835554deb7b1c11652cb284b70b6fc2db15b45b2747eb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lender-34f9202566c78a0d)
[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]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-f98f89ca7f86a59a)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test from_lender ... ok
[INFO] [stdout] test simple_lender ... ok
[INFO] [stdout] test lines_str ... ok
[INFO] [stdout] test windows_mut ... 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] [stderr]    Doc-tests lender
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test src/adapters/iter.rs - adapters::iter::Iter (line 10) ... ignored
[INFO] [stdout] test src/lib.rs - (line 182) ... ignored
[INFO] [stdout] test src/lib.rs - _Lender_Doctest_Sanity_Check (line 257) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 121) ... ok
[INFO] [stdout] test src/lib.rs - (line 107) ... ok
[INFO] [stdout] test src/lib.rs - (line 210) ... ok
[INFO] [stdout] test src/lib.rs - (line 154) ... ok
[INFO] [stdout] test src/lib.rs - (line 52) ... ok
[INFO] [stdout] test src/lib.rs - (line 64) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/sources/empty.rs - sources::empty::empty (line 10) ... ok
[INFO] [stdout] test src/sources/from_iter.rs - sources::from_iter::lend_iter (line 78) ... ok
[INFO] [stdout] test src/sources/from_iter.rs - sources::from_iter::from_iter (line 15) ... ok
[INFO] [stdout] test src/sources/from_fn.rs - sources::from_fn::from_fn (line 7) ... ok
[INFO] [stdout] test src/sources/once.rs - sources::once::once (line 10) ... ok
[INFO] [stdout] test src/sources/repeat_with.rs - sources::repeat_with::repeat_with (line 10) ... ok
[INFO] [stdout] test src/sources/once_with.rs - sources::once_with::once_with (line 6) ... ok
[INFO] [stdout] test src/sources/repeat.rs - sources::repeat::repeat (line 7) ... ok
[INFO] [stdout] test src/traits/accum.rs - traits::accum::SumLender (line 7) ... ok
[INFO] [stdout] test src/traits/collect.rs - traits::collect::FromLender (line 3) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::chain (line 196) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::advance_by (line 132) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::enumerate (line 402) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::chunky (line 1190) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::filter (line 357) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::count (line 90) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::for_each (line 336) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::filter_map (line 376) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::map (line 283) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::intersperse_with (line 260) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::intersperse (line 239) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::last (line 106) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::map_into_iter (line 311) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::map_while (line 483) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::next (line 47) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::next_chunk (line 60) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::nth (line 154) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::size_hint (line 79) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::peekable (line 421) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::skip (line 509) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::skip_while (line 442) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::step_by (line 172) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::take (line 528) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::take_while (line 463) ... ok
[INFO] [stdout] test src/traits/lender.rs - traits::lender::Lender::zip (line 219) ... ok
[INFO] [stdout] test src/traits/mod.rs - traits::lend (line 67) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 44 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 1.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "79c2a4edd2f02961bd2835554deb7b1c11652cb284b70b6fc2db15b45b2747eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c2a4edd2f02961bd2835554deb7b1c11652cb284b70b6fc2db15b45b2747eb", kill_on_drop: false }`
[INFO] [stdout] 79c2a4edd2f02961bd2835554deb7b1c11652cb284b70b6fc2db15b45b2747eb
