[INFO] fetching crate allwords 0.1.1...
[INFO] testing allwords-0.1.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate allwords 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate allwords 0.1.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53b6b90580c96e6c643e06b6e977e17926d8560f852f3697d53582d01753865d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "53b6b90580c96e6c643e06b6e977e17926d8560f852f3697d53582d01753865d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53b6b90580c96e6c643e06b6e977e17926d8560f852f3697d53582d01753865d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53b6b90580c96e6c643e06b6e977e17926d8560f852f3697d53582d01753865d", kill_on_drop: false }`
[INFO] [stdout] 53b6b90580c96e6c643e06b6e977e17926d8560f852f3697d53582d01753865d
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6752f47ca933754cfc30fa0a0a34e3925ad1ebf84f2485023b07817bcc1a80e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a6752f47ca933754cfc30fa0a0a34e3925ad1ebf84f2485023b07817bcc1a80e", kill_on_drop: false }`
[INFO] [stderr]    Compiling allwords v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "a6752f47ca933754cfc30fa0a0a34e3925ad1ebf84f2485023b07817bcc1a80e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6752f47ca933754cfc30fa0a0a34e3925ad1ebf84f2485023b07817bcc1a80e", kill_on_drop: false }`
[INFO] [stdout] a6752f47ca933754cfc30fa0a0a34e3925ad1ebf84f2485023b07817bcc1a80e
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 557dbea54d223cf491e1db14b2c99f03aea5f898e3a9524a53973372f8012e60
[INFO] running `Command { std: "docker" "start" "-a" "557dbea54d223cf491e1db14b2c99f03aea5f898e3a9524a53973372f8012e60", kill_on_drop: false }`
[INFO] [stderr]    Compiling allwords v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "557dbea54d223cf491e1db14b2c99f03aea5f898e3a9524a53973372f8012e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "557dbea54d223cf491e1db14b2c99f03aea5f898e3a9524a53973372f8012e60", kill_on_drop: false }`
[INFO] [stdout] 557dbea54d223cf491e1db14b2c99f03aea5f898e3a9524a53973372f8012e60
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 605db88404fc0ff8f588359a25eb24710f6e60d2cbcf6bf1eb92259c5442ead4
[INFO] running `Command { std: "docker" "start" "-a" "605db88404fc0ff8f588359a25eb24710f6e60d2cbcf6bf1eb92259c5442ead4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/allwords-2d40a778fb6d62a1)
[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_creates_an_alphabet_from_a_string_with_duplicate_chars ... ok
[INFO] [stdout] test test::it_creates_an_alphabet_from_a_string_with_few_unique_chars ... ok
[INFO] [stdout] test test::it_creates_an_alphabet_from_a_string_with_many_unique_chars ... 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_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_creates_an_alphabet_from_a_string_with_unicode_chars ... ok
[INFO] [stdout] test test::it_fails_if_alphabet_doesnt_have_at_least_2_unique_chars ... ok
[INFO] [stdout] test test::it_creates_an_alphabet_using_string_parse ... 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 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - Alphabet::from_chars_in_str (line 99) ... ok
[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 83) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::all_words_unbound (line 176) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::all_words (line 156) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::all_words_with_len (line 250) ... ok
[INFO] [stdout] test src/lib.rs - Alphabet::all_words_starting_from (line 213) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "605db88404fc0ff8f588359a25eb24710f6e60d2cbcf6bf1eb92259c5442ead4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "605db88404fc0ff8f588359a25eb24710f6e60d2cbcf6bf1eb92259c5442ead4", kill_on_drop: false }`
[INFO] [stdout] 605db88404fc0ff8f588359a25eb24710f6e60d2cbcf6bf1eb92259c5442ead4
