[INFO] fetching crate iterators-collection 0.3.3...
[INFO] testing iterators-collection-0.3.3 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate iterators-collection 0.3.3 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate iterators-collection 0.3.3 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iterators-collection 0.3.3
[INFO] finished tweaking crates.io crate iterators-collection 0.3.3
[INFO] tweaked toml for crates.io crate iterators-collection 0.3.3 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a9935d533ca730480c7466ebe5ff9d6d82b38a538fd50d6d2c3507755474802
[INFO] running `Command { std: "docker" "start" "-a" "1a9935d533ca730480c7466ebe5ff9d6d82b38a538fd50d6d2c3507755474802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a9935d533ca730480c7466ebe5ff9d6d82b38a538fd50d6d2c3507755474802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a9935d533ca730480c7466ebe5ff9d6d82b38a538fd50d6d2c3507755474802", kill_on_drop: false }`
[INFO] [stdout] 1a9935d533ca730480c7466ebe5ff9d6d82b38a538fd50d6d2c3507755474802
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0bff0513d78118d73798720b9b3326c8d17aa175b791b3c3df1e5d5d610df14
[INFO] running `Command { std: "docker" "start" "-a" "f0bff0513d78118d73798720b9b3326c8d17aa175b791b3c3df1e5d5d610df14", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterators-collection v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "f0bff0513d78118d73798720b9b3326c8d17aa175b791b3c3df1e5d5d610df14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0bff0513d78118d73798720b9b3326c8d17aa175b791b3c3df1e5d5d610df14", kill_on_drop: false }`
[INFO] [stdout] f0bff0513d78118d73798720b9b3326c8d17aa175b791b3c3df1e5d5d610df14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ff5bade5c9749475b2d308caa1fad6439b38b93caa899d08bd05a8f486690ba
[INFO] running `Command { std: "docker" "start" "-a" "3ff5bade5c9749475b2d308caa1fad6439b38b93caa899d08bd05a8f486690ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterators-collection v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "3ff5bade5c9749475b2d308caa1fad6439b38b93caa899d08bd05a8f486690ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ff5bade5c9749475b2d308caa1fad6439b38b93caa899d08bd05a8f486690ba", kill_on_drop: false }`
[INFO] [stdout] 3ff5bade5c9749475b2d308caa1fad6439b38b93caa899d08bd05a8f486690ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a7f52f424543125db46f190195256b1d792a268778bf6cdb1640d22526f76f2
[INFO] running `Command { std: "docker" "start" "-a" "4a7f52f424543125db46f190195256b1d792a268778bf6cdb1640d22526f76f2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iterators_collection-c785f117b3da3fde)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test filter::tests::exclude ... ok
[INFO] [stdout] test filter::tests::exclude_construction ... ok
[INFO] [stdout] test share::tests::double_iterator_does_not_loop ... ok
[INFO] [stdout] test share::tests::double_iterator_get_all_the_possible_values ... ok
[INFO] [stdout] test share::tests::double_iterator_never_get_the_same_value ... ok
[INFO] [stdout] test share::tests::double_iterator_safe_for_each ... ok
[INFO] [stdout] test share::tests::double_iterator_reset ... ok
[INFO] [stdout] test share::tests::single_line_iterator_from_double_iterator_works ... ok
[INFO] [stdout] test share::tests::double_iterator_set ... ok
[INFO] [stdout] test share::tests::single_line_iterator_safe_for_each ... ok
[INFO] [stdout] test share::tests::single_line_iterator_iterates_well ... ok
[INFO] [stdout] test share::tests::double_iterator_set_panics_for_overflow - should panic ... ok
[INFO] [stdout] test share::tests::double_iterator_set_panics_with_same_values - should panic ... ok
[INFO] [stdout] test share::tests::single_line_iterator_new_panics_when_out_of_range - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iterators-collection
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/share/mod.rs - share::DoubleIterator (line 8) ... ok
[INFO] [stdout] test src/share/mod.rs - share::DoubleIterator (line 21) ... ok
[INFO] [stdout] test src/share/mod.rs - share::DoubleIterator (line 40) ... ok
[INFO] [stdout] test src/share/mod.rs - share::SingleLineIterator::safe_for_each (line 230) ... ok
[INFO] [stdout] test src/share/mod.rs - share::DoubleIterator::safe_for_each (line 108) ... ok
[INFO] [stdout] test src/filter/mod.rs - filter::Exclude (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4a7f52f424543125db46f190195256b1d792a268778bf6cdb1640d22526f76f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a7f52f424543125db46f190195256b1d792a268778bf6cdb1640d22526f76f2", kill_on_drop: false }`
[INFO] [stdout] 4a7f52f424543125db46f190195256b1d792a268778bf6cdb1640d22526f76f2