[INFO] fetching crate deckofcards 0.4.0...
[INFO] testing deckofcards-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate deckofcards 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate deckofcards 0.4.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deckofcards 0.4.0
[INFO] finished tweaking crates.io crate deckofcards 0.4.0
[INFO] tweaked toml for crates.io crate deckofcards 0.4.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate deckofcards 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] d829e768bfc1df9826749400d825ccc8bbcd824914cd43555a49b506116a3b54
[INFO] running `Command { std: "docker" "start" "-a" "d829e768bfc1df9826749400d825ccc8bbcd824914cd43555a49b506116a3b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d829e768bfc1df9826749400d825ccc8bbcd824914cd43555a49b506116a3b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d829e768bfc1df9826749400d825ccc8bbcd824914cd43555a49b506116a3b54", kill_on_drop: false }`
[INFO] [stdout] d829e768bfc1df9826749400d825ccc8bbcd824914cd43555a49b506116a3b54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26e54068fb781ff7d3f7e97b25ce9ade7be6070c9386746db150374428b14ade
[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" "26e54068fb781ff7d3f7e97b25ce9ade7be6070c9386746db150374428b14ade", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling deckofcards v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.57s
[INFO] running `Command { std: "docker" "inspect" "26e54068fb781ff7d3f7e97b25ce9ade7be6070c9386746db150374428b14ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26e54068fb781ff7d3f7e97b25ce9ade7be6070c9386746db150374428b14ade", kill_on_drop: false }`
[INFO] [stdout] 26e54068fb781ff7d3f7e97b25ce9ade7be6070c9386746db150374428b14ade
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0908c51f02edb74876541f14e465ac8b6f693ebaf6bea56fc9cf378489ae4b7
[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" "b0908c51f02edb74876541f14e465ac8b6f693ebaf6bea56fc9cf378489ae4b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling deckofcards v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.57s
[INFO] running `Command { std: "docker" "inspect" "b0908c51f02edb74876541f14e465ac8b6f693ebaf6bea56fc9cf378489ae4b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0908c51f02edb74876541f14e465ac8b6f693ebaf6bea56fc9cf378489ae4b7", kill_on_drop: false }`
[INFO] [stdout] b0908c51f02edb74876541f14e465ac8b6f693ebaf6bea56fc9cf378489ae4b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fe1b4f381f36868d9c186c119f6de9001677f74eca10902731e9532884c0f700
[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" "fe1b4f381f36868d9c186c119f6de9001677f74eca10902731e9532884c0f700", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/deckofcards-b860592fd3f20b2b
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test tests::card_all_cards ... ok
[INFO] [stdout] test tests::card_equality ... ok
[INFO] [stdout] test tests::deck_dealt_cards ... ok
[INFO] [stdout] test tests::deck_clone ... ok
[INFO] [stdout] test tests::card_to_str ... ok
[INFO] [stdout] test tests::deck_reset ... ok
[INFO] [stdout] test tests::deck_shuffle_new_order ... ok
[INFO] [stdout] test tests::rank_char ... ok
[INFO] [stdout] test tests::deck_shuffle_same_cards ... ok
[INFO] [stdout] test tests::deck_unique ... ok
[INFO] [stdout] test tests::rank_iter ... ok
[INFO] [stdout] test tests::rank_sort ... ok
[INFO] [stdout] test tests::rank_to_str ... ok
[INFO] [stdout] test tests::remove_cards_from_hand ... ok
[INFO] [stdout] test tests::suit_char ... ok
[INFO] [stdout] test tests::hand_cards_of_rank ... ok
[INFO] [stdout] test tests::suit_iter ... ok
[INFO] [stdout] test tests::suit_sort ... ok
[INFO] [stdout] test tests::hand_sort ... ok
[INFO] [stdout] test tests::suit_to_str ... ok
[INFO] [stdout] test tests::hand_sort_shuffle_deck ... ok
[INFO] [stdout] test tests::hand_combine_hands ... ok
[INFO] [stdout] test tests::deck_count ... ok
[INFO] [stdout] test tests::card_from_str ... ok
[INFO] [stdout] test tests::hand_cards_of_suit ... ok
[INFO] [stdout] test cards::test_shuffle ... ok
[INFO] [stdout] test tests::rank_cmp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests deckofcards
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - hand (line 32) ... ok
[INFO] [stdout] test src/card.rs - card::Card (line 14) ... ok
[INFO] [stdout] test src/lib.rs - card (line 8) ... ok
[INFO] [stdout] test src/lib.rs - combine_hands (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe1b4f381f36868d9c186c119f6de9001677f74eca10902731e9532884c0f700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe1b4f381f36868d9c186c119f6de9001677f74eca10902731e9532884c0f700", kill_on_drop: false }`
[INFO] [stdout] fe1b4f381f36868d9c186c119f6de9001677f74eca10902731e9532884c0f700