[INFO] fetching crate rmd 0.5.3...
[INFO] testing rmd-0.5.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rmd 0.5.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rmd 0.5.3 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 rmd 0.5.3
[INFO] finished tweaking crates.io crate rmd 0.5.3
[INFO] tweaked toml for crates.io crate rmd 0.5.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rmd 0.5.3 already has a lockfile, it will not be regenerated
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 694d537a10117a13f76634c7e3b04c33e570fdd946e2b9229ed854c43de5802b
[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" "694d537a10117a13f76634c7e3b04c33e570fdd946e2b9229ed854c43de5802b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "694d537a10117a13f76634c7e3b04c33e570fdd946e2b9229ed854c43de5802b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "694d537a10117a13f76634c7e3b04c33e570fdd946e2b9229ed854c43de5802b", kill_on_drop: false }`
[INFO] [stdout] 694d537a10117a13f76634c7e3b04c33e570fdd946e2b9229ed854c43de5802b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 858657b9d4440984c66a0f2e03ab6ea94278414c51be07d6dd3e2932d235eb1e
[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" "858657b9d4440984c66a0f2e03ab6ea94278414c51be07d6dd3e2932d235eb1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling data-encoding v2.3.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling syslog v5.0.0
[INFO] [stderr]    Compiling rmd v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.69s
[INFO] running `Command { std: "docker" "inspect" "858657b9d4440984c66a0f2e03ab6ea94278414c51be07d6dd3e2932d235eb1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "858657b9d4440984c66a0f2e03ab6ea94278414c51be07d6dd3e2932d235eb1e", kill_on_drop: false }`
[INFO] [stdout] 858657b9d4440984c66a0f2e03ab6ea94278414c51be07d6dd3e2932d235eb1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "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] 8076351b2f8eadca3073338606076e32e0a8878d86f1a3eeffbc8dfb3388b5db
[INFO] running `Command { std: "docker" "start" "-a" "8076351b2f8eadca3073338606076e32e0a8878d86f1a3eeffbc8dfb3388b5db", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling rmd v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.12s
[INFO] running `Command { std: "docker" "inspect" "8076351b2f8eadca3073338606076e32e0a8878d86f1a3eeffbc8dfb3388b5db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8076351b2f8eadca3073338606076e32e0a8878d86f1a3eeffbc8dfb3388b5db", kill_on_drop: false }`
[INFO] [stdout] 8076351b2f8eadca3073338606076e32e0a8878d86f1a3eeffbc8dfb3388b5db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+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] b568caa5892b883a860d7c49d98b45ae70b6d802a8cc319349876c7d5b359c6e
[INFO] running `Command { std: "docker" "start" "-a" "b568caa5892b883a860d7c49d98b45ae70b6d802a8cc319349876c7d5b359c6e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rmd-67e7c86af942dda1
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test file_remove_iterator::parser::specification_string_parser::test::test_specification_string_parser ... ok
[INFO] [stdout] test file_remove_iterator::file_filter::tests::test_preserve_hiddens ... ok
[INFO] [stdout] test file_remove_iterator::file_filter::tests::test_preserve_dirs ... ok
[INFO] [stdout] test engine::test::test_remove_duplicates_and_clean ... ok
[INFO] [stdout] test file_remove_iterator::file_filter::tests::test_preserve_files ... ok
[INFO] [stdout] test file_remove_iterator::file_filter::tests::test_preserve_file_and_dirs ... ok
[INFO] [stdout] test file_remove_iterator::parser::specification_string_tokenizer::test::test_specification_parser ... ok
[INFO] [stdout] test file_remove_iterator::parser::specification_string_tokenizer::test::test_take_next ... ok
[INFO] [stdout] test file_remove_iterator::parser::specification_string_parser::test::test_with_minimal_string ... ok
[INFO] [stdout] test file_remove_iterator::remove_by_date::test::test_long_time_convertion ... ok
[INFO] [stdout] test file_remove_iterator::parser::specification_string_parser::test::test_with_long_correct_string ... ok
[INFO] [stdout] test file_remove_iterator::parser::specification_string_tokenizer::test::test_wrong_specification ... ok
[INFO] [stdout] test engine::test::test_remove_duplicates ... ok
[INFO] [stdout] test file_remove_iterator::remove_by_size::test::test_size_converter ... ok
[INFO] [stdout] test file_remove_iterator::remove_by_date::test::test_time_convertion ... ok
[INFO] [stdout] test logger::test::test_log_formatter ... ok
[INFO] [stdout] test logger::test::test_size_conveter ... ok
[INFO] [stdout] test file_remove_iterator::remove_duplicates::test::test_file_hash ... ok
[INFO] [stdout] test file_remove_iterator::remove_duplicates::test::test_file_index ... ok
[INFO] [stdout] test file_remove_iterator::parser::specification_string_parser::test::test_with_empty_specifier ... ok
[INFO] [stdout] test file_remove_iterator::parser::specification_string_parser::test::test_with_wrong_token ... ok
[INFO] [stdout] test file_remove_iterator::parser::specification_string_parser::test::test_with_empty_string ... ok
[INFO] [stdout] test file_remove_iterator::parser::specification_string_parser::test::test_with_wrong_specifier ... ok
[INFO] [stdout] test file_remove_iterator::parser::specification_string_parser::test::test_with_malformatted_specifier ... ok
[INFO] [stdout] test engine::test::test_remove_larger ... ok
[INFO] [stdout] test engine::test::test_remove_smaller ... ok
[INFO] [stdout] test engine::test::test_remove_old ... ok
[INFO] [stdout] test engine::test::test_remove_newer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rmd-420b96d89a4efbe5
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ignore_unix_hidden_files-c5ca31e311ede77a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/preserve_by_extension-7605006b4e13f830
[INFO] [stdout] test test_ignore_unix_hidden_files ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test preserve_by_extension ... ok
[INFO] [stdout] test test_skip_backup_files ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/preserve_directories-5f3b29d05b67ccdc
[INFO] [stdout] test preserve_by_extension_in_sub_directories ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/remove_deeper-1fb9dc33f1df67c8
[INFO] [stdout] test test_preserve_single_directory ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test remove_deeper_duplicates ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/skip_extensions_and_directories-de25bdce83147019
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_skip_extensions_and_directories ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_interactive_answer-920301e80ce51581
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]     Blocking waiting for file lock on build directory
[INFO] [stderr]      Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]    Blocking waiting for file lock on build directory
[INFO] [stderr]      Running `/opt/rustwide/target/debug/rmd --duplicates -i /tmp/.tmpmIjZCj`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running `/opt/rustwide/target/debug/rmd --duplicates -i /tmp/.tmpagKWKL`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running `/opt/rustwide/target/debug/rmd --duplicates -i /tmp/.tmpWsjTyi`
[INFO] [stdout] test test_all_negative_answer ... ok
[INFO] [stdout] test test_half_positive_half_negative ... ok
[INFO] [stdout] test test_all_positive_answer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_interactive_mode-f192fdcca26f983d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running `/opt/rustwide/target/debug/rmd --smaller 100b -i /tmp/.tmpkxPLnF`
[INFO] [stdout] test test_interactive_mode ... ok
[INFO] [stderr]    Doc-tests rmd
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b568caa5892b883a860d7c49d98b45ae70b6d802a8cc319349876c7d5b359c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b568caa5892b883a860d7c49d98b45ae70b6d802a8cc319349876c7d5b359c6e", kill_on_drop: false }`
[INFO] [stdout] b568caa5892b883a860d7c49d98b45ae70b6d802a8cc319349876c7d5b359c6e