[INFO] fetching crate allwords 0.1.1...
[INFO] testing allwords-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate allwords 0.1.1 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate allwords 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate allwords 0.1.1
[INFO] finished tweaking crates.io crate allwords 0.1.1
[INFO] tweaked toml for crates.io crate allwords 0.1.1 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f2114a63839edb77ff947f5f1a5afc6a61e2df0b3090f21cd2e339c4db60ee4
[INFO] running `Command { std: "docker" "start" "-a" "8f2114a63839edb77ff947f5f1a5afc6a61e2df0b3090f21cd2e339c4db60ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f2114a63839edb77ff947f5f1a5afc6a61e2df0b3090f21cd2e339c4db60ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f2114a63839edb77ff947f5f1a5afc6a61e2df0b3090f21cd2e339c4db60ee4", kill_on_drop: false }`
[INFO] [stdout] 8f2114a63839edb77ff947f5f1a5afc6a61e2df0b3090f21cd2e339c4db60ee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6330ec024799c61ecf0a4a64f19b4bd40e2c18d39e0e97f0a1425d9db9d97406
[INFO] running `Command { std: "docker" "start" "-a" "6330ec024799c61ecf0a4a64f19b4bd40e2c18d39e0e97f0a1425d9db9d97406", kill_on_drop: false }`
[INFO] [stderr]    Compiling allwords v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "6330ec024799c61ecf0a4a64f19b4bd40e2c18d39e0e97f0a1425d9db9d97406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6330ec024799c61ecf0a4a64f19b4bd40e2c18d39e0e97f0a1425d9db9d97406", kill_on_drop: false }`
[INFO] [stdout] 6330ec024799c61ecf0a4a64f19b4bd40e2c18d39e0e97f0a1425d9db9d97406
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6714aba0425fcfb2e6418eeba30174db9fdc68777213fd29379e75e87c5112f
[INFO] running `Command { std: "docker" "start" "-a" "c6714aba0425fcfb2e6418eeba30174db9fdc68777213fd29379e75e87c5112f", kill_on_drop: false }`
[INFO] [stderr]    Compiling allwords v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "c6714aba0425fcfb2e6418eeba30174db9fdc68777213fd29379e75e87c5112f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6714aba0425fcfb2e6418eeba30174db9fdc68777213fd29379e75e87c5112f", kill_on_drop: false }`
[INFO] [stdout] c6714aba0425fcfb2e6418eeba30174db9fdc68777213fd29379e75e87c5112f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a64ffb65fbecbdbd1c622dfe49adc61b1d5147cf6f8641485b7baaa6be2eeaae
[INFO] running `Command { std: "docker" "start" "-a" "a64ffb65fbecbdbd1c622dfe49adc61b1d5147cf6f8641485b7baaa6be2eeaae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/allwords-8a13bc48d5cf44fc)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::it_can_generate_all_words_from_a_given_length_up_to_another_length ... ok
[INFO] [stdout] test test::it_can_generate_all_words_up_to_a_certain_length ... ok
[INFO] [stdout] test test::it_can_generate_all_words_up_to_a_certain_length_from_a_starting_string ... ok
[INFO] [stdout] test test::it_can_generate_all_words_up_to_a_certain_length_from_a_starting_string_that_does_not_comply_to_the_alphabet ... ok
[INFO] [stdout] test test::it_creates_an_alphabet_from_a_string_with_duplicate_chars ... ok
[INFO] [stdout] test test::it_creates_an_alphabet_from_a_string_with_unicode_chars ... ok
[INFO] [stdout] test test::it_creates_an_alphabet_using_string_parse ... ok
[INFO] [stdout] test test::it_creates_an_alphabet_from_a_string_with_many_unique_chars ... ok
[INFO] [stdout] test test::it_creates_an_alphabet_from_a_string_with_few_unique_chars ... ok
[INFO] [stdout] test test::it_fails_if_alphabet_doesnt_have_at_least_2_unique_chars ... ok
[INFO] [stderr]    Doc-tests allwords
[INFO] [stdout] test test::it_can_generate_all_words_endlessly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - Alphabet::from_chars_in_str (line 75) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::from_chars_in_str (line 99) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::all_words_unbound (line 176) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::from_chars_in_str (line 83) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::all_words (line 156) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::all_words_starting_from (line 213) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::all_words_with_len (line 250) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a64ffb65fbecbdbd1c622dfe49adc61b1d5147cf6f8641485b7baaa6be2eeaae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a64ffb65fbecbdbd1c622dfe49adc61b1d5147cf6f8641485b7baaa6be2eeaae", kill_on_drop: false }`
[INFO] [stdout] a64ffb65fbecbdbd1c622dfe49adc61b1d5147cf6f8641485b7baaa6be2eeaae