[INFO] fetching crate alphabet 0.2.2...
[INFO] testing alphabet-0.2.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate alphabet 0.2.2 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate alphabet 0.2.2 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 alphabet 0.2.2
[INFO] finished tweaking crates.io crate alphabet 0.2.2
[INFO] tweaked toml for crates.io crate alphabet 0.2.2 written to /workspace/builds/worker-44/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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 65512fe2764a9c90e1bcd95e9f54d30bf825160d36ff8202d1ab4ce2ede72deb
[INFO] running `Command { std: "docker" "start" "-a" "65512fe2764a9c90e1bcd95e9f54d30bf825160d36ff8202d1ab4ce2ede72deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65512fe2764a9c90e1bcd95e9f54d30bf825160d36ff8202d1ab4ce2ede72deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65512fe2764a9c90e1bcd95e9f54d30bf825160d36ff8202d1ab4ce2ede72deb", kill_on_drop: false }`
[INFO] [stdout] 65512fe2764a9c90e1bcd95e9f54d30bf825160d36ff8202d1ab4ce2ede72deb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 9ca68db5a143b27b65a770eca88e5550f4fa446201971448f17c1a08c90d7e32
[INFO] running `Command { std: "docker" "start" "-a" "9ca68db5a143b27b65a770eca88e5550f4fa446201971448f17c1a08c90d7e32", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling alphabet-macro v0.1.2
[INFO] [stderr]    Compiling alphabet v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.31s
[INFO] running `Command { std: "docker" "inspect" "9ca68db5a143b27b65a770eca88e5550f4fa446201971448f17c1a08c90d7e32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ca68db5a143b27b65a770eca88e5550f4fa446201971448f17c1a08c90d7e32", kill_on_drop: false }`
[INFO] [stdout] 9ca68db5a143b27b65a770eca88e5550f4fa446201971448f17c1a08c90d7e32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 143e51336c9ddfc42a630d53fc023cb87fad85cdd542606eea0a8ca6a370f70d
[INFO] running `Command { std: "docker" "start" "-a" "143e51336c9ddfc42a630d53fc023cb87fad85cdd542606eea0a8ca6a370f70d", kill_on_drop: false }`
[INFO] [stderr]    Compiling alphabet v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "143e51336c9ddfc42a630d53fc023cb87fad85cdd542606eea0a8ca6a370f70d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "143e51336c9ddfc42a630d53fc023cb87fad85cdd542606eea0a8ca6a370f70d", kill_on_drop: false }`
[INFO] [stdout] 143e51336c9ddfc42a630d53fc023cb87fad85cdd542606eea0a8ca6a370f70d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 3a2bb3446cf2ded94a832a71ef6592c898218dcbc96c0fcc647cb0243d8ec38a
[INFO] running `Command { std: "docker" "start" "-a" "3a2bb3446cf2ded94a832a71ef6592c898218dcbc96c0fcc647cb0243d8ec38a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/alphabet-99bf2a3ad14d1e4c)
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test counter::tests::test_increase ... ok
[INFO] [stdout] test counter::tests::test_increase_empty ... ok
[INFO] [stdout] test counter::tests::test_increase_rollover_1 ... ok
[INFO] [stdout] test counter::tests::test_to_empty_word ... ok
[INFO] [stdout] test counter::tests::test_to_word ... ok
[INFO] [stdout] test counter::tests::test_to_word_uses_reverse ... ok
[INFO] [stdout] test tests::test_empty_alphabet_has_no_count_words ... ok
[INFO] [stdout] test counter::tests::test_increase_rollover_large ... ok
[INFO] [stdout] test tests::test_empty_alphabet_has_only_empty_word ... ok
[INFO] [stdout] test tests::test_singleton_alphabet_has_no_count_words ... ok
[INFO] [stdout] test tests::test_some_german_words ... ok
[INFO] [stdout] test util::tests::test_access_direct ... ok
[INFO] [stdout] test util::tests::test_access_indirect ... ok
[INFO] [stdout] test util::tests::test_get_indirect_same ... ok
[INFO] [stdout] test word::counting_iter::tests::test_a_is_first_word ... ok
[INFO] [stdout] test word::counting_iter::tests::test_bcba_is_word ... ok
[INFO] [stdout] test word::counting_iter::tests::test_create_iterator ... ok
[INFO] [stdout] test word::counting_iter::tests::test_stays_none_on_singleton_source ... ok
[INFO] [stdout] test word::word_iter::tests::test_aaaaaa_is_word ... ok
[INFO] [stdout] test word::counting_iter::tests::test_empty_on_empty_source ... ok
[INFO] [stdout] test word::counting_iter::tests::test_stays_none_on_empty_source ... ok
[INFO] [stdout] test word::counting_iter::tests::test_not_obtain_empty_word ... ok
[INFO] [stdout] test word::counting_iter::tests::test_empty_on_singleton_source ... ok
[INFO] [stdout] test tests::test_some_english_words ... ok
[INFO] [stdout] test util::tests::test_get_direct_same ... ok
[INFO] [stdout] test word::word_iter::tests::test_obtain_empty_word ... ok
[INFO] [stdout] test word::word_iter::tests::test_abcba_is_word ... ok
[INFO] [stdout] test word::word_iter::tests::test_ends_after_empty_word_on_empty_source ... ok
[INFO] [stdout] test word::word_iter::tests::test_create_iterator ... ok
[INFO] [stdout] test word::word_iter::tests::test_stays_none ... ok
[INFO] [stdout] test word::counting_iter::tests::test_word_size_monotonically_increases ... ok
[INFO] [stdout] test word::counting_iter::tests::test_abcba_is_not_a_word ... ok
[INFO] [stdout] test word::counting_iter::tests::test_does_not_end ... ok
[INFO] [stdout] test word::word_iter::tests::test_nonempty_alphabet_does_not_end ... ok
[INFO] [stdout] test tests::test_many_words ... ok
[INFO] [stdout] test tests::test_many_words_counting ... ok
[INFO] [stdout] test tests::test_singleton_alphabet_has_many_words ... ok
[INFO] [stdout] test word::word_iter::tests::test_word_size_monotonically_increases ... ok
[INFO] [stdout] test tests::test_binary_counting_works ... ok
[INFO] [stdout] test tests::test_iter_words_does_not_count ... ok
[INFO] [stdout] test counter::tests::test_increase_initial_ge_rollover_panic - should panic ... ok
[INFO] [stderr]    Doc-tests alphabet
[INFO] [stdout] test counter::tests::test_increase_rollover_0_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Alphabet::iter_words_counting (line 108) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::iter_words_counting (line 115) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::iter_words (line 65) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::iter_words_counting (line 95) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::iter_words (line 35) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::iter_words (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a2bb3446cf2ded94a832a71ef6592c898218dcbc96c0fcc647cb0243d8ec38a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a2bb3446cf2ded94a832a71ef6592c898218dcbc96c0fcc647cb0243d8ec38a", kill_on_drop: false }`
[INFO] [stdout] 3a2bb3446cf2ded94a832a71ef6592c898218dcbc96c0fcc647cb0243d8ec38a