[INFO] fetching crate thieves-cant 1.0.1...
[INFO] testing thieves-cant-1.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate thieves-cant 1.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate thieves-cant 1.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thieves-cant 1.0.1
[INFO] finished tweaking crates.io crate thieves-cant 1.0.1
[INFO] tweaked toml for crates.io crate thieves-cant 1.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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" "+1.49.0" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fc4a2c180326771771c8cb0e0b4d4c2f2bef1906cfff4dd9b9f2f01dcb05c6b
[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" "6fc4a2c180326771771c8cb0e0b4d4c2f2bef1906cfff4dd9b9f2f01dcb05c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fc4a2c180326771771c8cb0e0b4d4c2f2bef1906cfff4dd9b9f2f01dcb05c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fc4a2c180326771771c8cb0e0b4d4c2f2bef1906cfff4dd9b9f2f01dcb05c6b", kill_on_drop: false }`
[INFO] [stdout] 6fc4a2c180326771771c8cb0e0b4d4c2f2bef1906cfff4dd9b9f2f01dcb05c6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d004d6e1cdbcabb4d619709ab02b242890294185369750ff241348bf32add985
[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" "d004d6e1cdbcabb4d619709ab02b242890294185369750ff241348bf32add985", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling thieves-cant v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "d004d6e1cdbcabb4d619709ab02b242890294185369750ff241348bf32add985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d004d6e1cdbcabb4d619709ab02b242890294185369750ff241348bf32add985", kill_on_drop: false }`
[INFO] [stdout] d004d6e1cdbcabb4d619709ab02b242890294185369750ff241348bf32add985
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a656df2e0621e0d48847f2fe7977eb38dbe695a6ea958e8bf4822b626fff04a4
[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" "a656df2e0621e0d48847f2fe7977eb38dbe695a6ea958e8bf4822b626fff04a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling thieves-cant v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "a656df2e0621e0d48847f2fe7977eb38dbe695a6ea958e8bf4822b626fff04a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a656df2e0621e0d48847f2fe7977eb38dbe695a6ea958e8bf4822b626fff04a4", kill_on_drop: false }`
[INFO] [stdout] a656df2e0621e0d48847f2fe7977eb38dbe695a6ea958e8bf4822b626fff04a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 02871fcbc6fb4fce06c6000981f8d9c3c1e1d540821c4e838bb419a7028abbc5
[INFO] running `Command { std: "docker" "start" "-a" "02871fcbc6fb4fce06c6000981f8d9c3c1e1d540821c4e838bb419a7028abbc5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tvct-797915a3a54f5a5e
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test deck::tests::test_create_queen_of_hearts ... ok
[INFO] [stdout] test deck::tests::test_get_output_for_two_of_clubs ... ok
[INFO] [stdout] test deck::tests::test_convert_card_to_number ... ok
[INFO] [stdout] test deck::tests::test_get_output_for_joker ... ok
[INFO] [stdout] test deck::tests::test_should_move_joker_a_down_one ... ok
[INFO] [stdout] test deck::tests::test_should_do_triple_cut ... ok
[INFO] [stdout] test deck::tests::test_should_move_joker_a_down_one_from_bottom ... ok
[INFO] [stdout] test deck::tests::test_should_move_joker_b_down_last_card ... ok
[INFO] [stdout] test deck::tests::test_should_move_joker_b_down_two ... ok
[INFO] [stdout] test deck::tests::test_should_move_joker_b_down_second_from_bottom ... ok
[INFO] [stdout] test deck::tests::test_should_do_count_cut ... ok
[INFO] [stdout] test deck::tests::test_create_joker ... ok
[INFO] [stdout] test deck::tests::test_should_do_value_cut ... ok
[INFO] [stdout] test deck::tests::test_create_ace_of_spades ... ok
[INFO] [stdout] test deck::tests::test_create_deck_from_key ... ok
[INFO] [stdout] test deck::tests::test_create_king_of_clubs ... ok
[INFO] [stdout] test pontifex::tests::test_generate_key_stream_with_key ... ok
[INFO] [stdout] test pontifex::tests::test_convert_plaintext_to_ciphertext_no_key ... ok
[INFO] [stdout] test deck::tests::test_create_jack_of_diamonds ... ok
[INFO] [stdout] test pontifex::tests::test_convert_plaintext_to_ciphertext_with_key ... ok
[INFO] [stdout] test pontifex::tests::test_generate_key_stream_null_key ... ok
[INFO] [stdout] test pontifex::tests::test_encode_good_string ... ok
[INFO] [stdout] test pontifex::tests::test_convert_ciphertext_to_plaintext_no_key ... ok
[INFO] [stdout] test pontifex::tests::test_convert_ciphertext_to_plaintext_with_key ... ok
[INFO] [stdout] test pontifex::tests::test_pad_string ... ok
[INFO] [stdout] test pontifex::tests::test_format_string ... ok
[INFO] [stdout] test pontifex::tests::test_should_decode_good_string ... ok
[INFO] [stdout] test pontifex::tests::test_should_panic_encode_bad_string ... ok
[INFO] [stdout] test deck::tests::test_should_panic_create_bad_card ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "02871fcbc6fb4fce06c6000981f8d9c3c1e1d540821c4e838bb419a7028abbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02871fcbc6fb4fce06c6000981f8d9c3c1e1d540821c4e838bb419a7028abbc5", kill_on_drop: false }`
[INFO] [stdout] 02871fcbc6fb4fce06c6000981f8d9c3c1e1d540821c4e838bb419a7028abbc5