[INFO] cloning repository https://github.com/yowcow/rust-intro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yowcow/rust-intro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyowcow%2Frust-intro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyowcow%2Frust-intro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2f77f7a82772c106baa1a2962cb36dff90acf7b
[INFO] testing yowcow/rust-intro against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyowcow%2Frust-intro" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yowcow/rust-intro
[INFO] finished tweaking git repo https://github.com/yowcow/rust-intro
[INFO] tweaked toml for git repo https://github.com/yowcow/rust-intro written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yowcow/rust-intro on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yowcow/rust-intro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c444c7e684eb968a8b7f43ec5e27cfadb49e91feee2dad00ab7701ba341b07d8
[INFO] running `Command { std: "docker" "start" "-a" "c444c7e684eb968a8b7f43ec5e27cfadb49e91feee2dad00ab7701ba341b07d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c444c7e684eb968a8b7f43ec5e27cfadb49e91feee2dad00ab7701ba341b07d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c444c7e684eb968a8b7f43ec5e27cfadb49e91feee2dad00ab7701ba341b07d8", kill_on_drop: false }`
[INFO] [stdout] c444c7e684eb968a8b7f43ec5e27cfadb49e91feee2dad00ab7701ba341b07d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8271a204e3bbeaa185b3905dfb23e59433814f48a601341ee57217aebaca2786
[INFO] running `Command { std: "docker" "start" "-a" "8271a204e3bbeaa185b3905dfb23e59433814f48a601341ee57217aebaca2786", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir/minigrep)
[INFO] [stderr]    Compiling book v0.1.0 (/opt/rustwide/workdir/book)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "8271a204e3bbeaa185b3905dfb23e59433814f48a601341ee57217aebaca2786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8271a204e3bbeaa185b3905dfb23e59433814f48a601341ee57217aebaca2786", kill_on_drop: false }`
[INFO] [stdout] 8271a204e3bbeaa185b3905dfb23e59433814f48a601341ee57217aebaca2786
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2942b31b1af5afd598769473fa3ca6d8089ad456232129636b7ef2c06cad5ce7
[INFO] running `Command { std: "docker" "start" "-a" "2942b31b1af5afd598769473fa3ca6d8089ad456232129636b7ef2c06cad5ce7", kill_on_drop: false }`
[INFO] [stderr]    Compiling book v0.1.0 (/opt/rustwide/workdir/book)
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir/minigrep)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "2942b31b1af5afd598769473fa3ca6d8089ad456232129636b7ef2c06cad5ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2942b31b1af5afd598769473fa3ca6d8089ad456232129636b7ef2c06cad5ce7", kill_on_drop: false }`
[INFO] [stdout] 2942b31b1af5afd598769473fa3ca6d8089ad456232129636b7ef2c06cad5ce7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9df18c26bac3acaf9e2f73552a8311f7057e95f38be5fb1e5c89884dab42f432
[INFO] running `Command { std: "docker" "start" "-a" "9df18c26bac3acaf9e2f73552a8311f7057e95f38be5fb1e5c89884dab42f432", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/book-b8dcd1462277ebc0)
[INFO] [stdout] running 99 tests
[INFO] [stdout] test advanced_traits::disambiguation_tests::test_baby_name ... ok
[INFO] [stdout] test advanced_traits::disambiguation_tests::test_fly ... ok
[INFO] [stdout] test advanced_traits::newtype_tests::test_deref_wrapper ... ok
[INFO] [stdout] test advanced_traits::newtype_tests::test_wrapper_fmt ... ok
[INFO] [stdout] test advanced_traits::placeholder_tests::test_add_meters_to_millimeters ... ok
[INFO] [stdout] test advanced_traits::placeholder_tests::test_add_points ... ok
[INFO] [stdout] test advanced_traits::placeholder_tests::test_add_millimeters_to_millimeters ... ok
[INFO] [stdout] test advanced_types::synonyms_tests::test_typing_alias ... ok
[INFO] [stdout] test advanced_types::synonyms_tests::test_typing_multiple_traits ... ok
[INFO] [stdout] test advanced_types::synonyms_tests::test_synonyms ... ok
[INFO] [stdout] test advanced_unsafe::tests::test_ffi2 ... ok
[INFO] [stdout] test advanced_unsafe::tests::test_raw_pointer ... ok
[INFO] [stdout] test boxes::mybox_tests::deref_mybox ... ok
[INFO] [stdout] test advanced_unsafe::tests::test_ffi ... ok
[INFO] [stdout] test advanced_unsafe::tests::test_split_at_mut ... ok
[INFO] [stdout] test closures::reference_or_ownership_tests::test_mutable ... ok
[INFO] [stdout] test boxes::tests::test_cons_list ... ok
[INFO] [stdout] test closures::reference_or_ownership_tests::test_sort ... ok
[INFO] [stdout] test closures::test_inference::add_one ... ok
[INFO] [stdout] test closures::tests::giveaway_with_no_preference ... ok
[INFO] [stdout] test closures::tests::giveaway_with_preference ... ok
[INFO] [stdout] test drops::tests::test_explicit_drop ... ok
[INFO] [stdout] test closures::tests::most_stocked_to_return_blue ... ok
[INFO] [stdout] test closures::tests::most_stocked_to_return_none ... ok
[INFO] [stdout] test drops::tests::test_implicit_drop ... ok
[INFO] [stdout] test advanced_traits::supertrait_tests::test_outline ... ok
[INFO] [stdout] test closures::tests::most_stocked_to_return_red ... ok
[INFO] [stdout] test enums::ipaddr_tests::ipv4 ... ok
[INFO] [stdout] test enums::ipaddr_tests::ipv6 ... ok
[INFO] [stdout] test enums::option_tests::if_let_control ... ok
[INFO] [stdout] test enums::option_tests::none_plus_one_is_none ... ok
[INFO] [stdout] test enums::option_tests::some_plus_one_is_some ... ok
[INFO] [stdout] test enums::option_tests::test_map_some ... ok
[INFO] [stdout] test enums::option_tests::test_take_an_option ... ok
[INFO] [stdout] test errors::tests::early_return_on_error ... ok
[INFO] [stdout] test errors::tests::match_on_result_error ... ok
[INFO] [stdout] test errors::tests::no_early_return_on_no_error ... ok
[INFO] [stdout] test errors::tests::open_and_read_file_ok ... ok
[INFO] [stdout] test errors::tests::propagating_errors ... ok
[INFO] [stdout] test errors::tests::propagating_errors_on_failure ... ok
[INFO] [stdout] test errors::tests::unwrap_result ... ok
[INFO] [stdout] test generics::generics_enum_tests::generics_enum ... ok
[INFO] [stdout] test generics::generics_tests::largest_char ... ok
[INFO] [stdout] test generics::generics_struct_tests::generics_struct ... ok
[INFO] [stdout] test generics::generics_tests::largest_i32 ... ok
[INFO] [stdout] test generics::multiple_trait_bounds_tests::test_do_work ... ok
[INFO] [stdout] test hashmaps::hashmaps_tests::string_key_i32_value ... ok
[INFO] [stdout] test hashmaps::hashmaps_tests::string_key_string_value ... ok
[INFO] [stdout] test iterators::tests::test_custom_iterator ... ok
[INFO] [stdout] test iterators::tests::test_custom_iterator_sum ... ok
[INFO] [stdout] test iterators::tests::test_filter_on_vector ... ok
[INFO] [stdout] test iterators::tests::test_looping ... ok
[INFO] [stdout] test iterators::tests::test_map_on_iterator ... ok
[INFO] [stdout] test iterators::tests::test_next ... ok
[INFO] [stdout] test lifetimes::lifetimes_tests::test_lifetime_in_struct_field ... ok
[INFO] [stdout] test lifetimes::lifetimes_tests::test_lifetime_with_type_generics ... ok
[INFO] [stdout] test hashmaps::hashmaps_tests::insert_only_when_key_not_exists ... ok
[INFO] [stdout] test lifetimes::lifetimes_tests::test_longest_with_complex_lifetimes ... ok
[INFO] [stdout] test hashmaps::hashmaps_tests::update_existing_value ... ok
[INFO] [stdout] test lifetimes::lifetimes_tests::test_longest_with_simple_lifetimes ... ok
[INFO] [stdout] test oop::shape_tests::test_shape_vector ... ok
[INFO] [stdout] test oop::shape_tests::test_square ... ok
[INFO] [stdout] test oop::shape_tests::test_triangle ... ok
[INFO] [stdout] test oop::tests::test_average_collection ... ok
[INFO] [stdout] test oop_blog::blog2_tests::test_post ... ok
[INFO] [stdout] test oop_blog::tests::test_post ... ok
[INFO] [stdout] test pattern_matching::tests::test_match ... ok
[INFO] [stdout] test pattern_matching::tests::test_match_break_apart ... ok
[INFO] [stdout] test pattern_matching::tests::test_match_enum ... ok
[INFO] [stdout] test refcell::rc_refcell_tests::test_cons_list ... ok
[INFO] [stdout] test refcell::refcell_tests::test_limit_tracker_at_quota_74_pct ... ok
[INFO] [stdout] test refcell_leak::tests::test_leak ... ok
[INFO] [stdout] test refcell_weak::tests::test_add_child_to_node ... ok
[INFO] [stdout] test refcount::tests::test_rc ... ok
[INFO] [stdout] test slices::slices_tests::a_slice_of_string_as_input ... ok
[INFO] [stdout] test slices::slices_tests::get_the_first_word ... ok
[INFO] [stdout] test slices::slices_tests::get_the_whole_word ... ok
[INFO] [stdout] test slices::slices_tests::primitive_type_slice ... ok
[INFO] [stdout] test slices::slices_tests::string_literal_as_input ... ok
[INFO] [stdout] test structs::structs_tests::a_user ... ok
[INFO] [stdout] test structs::structs_tests::point ... ok
[INFO] [stdout] test structs::structs_tests::second_user ... ok
[INFO] [stdout] test tests::tests::it_works ... ok
[INFO] [stdout] test threads::channel_tests::test_collect_from_a_thread ... ok
[INFO] [stdout] test threads::tests::test_move_ownership_to_a_thread ... ok
[INFO] [stdout] test traits::tests::summarize_via_bare_struct ... ok
[INFO] [stdout] test traits::tests::summarize_via_boxed_struct ... ok
[INFO] [stdout] test vectors::vectors_tests::doubling_items ... ok
[INFO] [stdout] test vectors::vectors_tests::enum_types_in_vector ... ok
[INFO] [stdout] test vectors::vectors_tests::new_vector_with_values ... ok
[INFO] [stdout] test vectors::vectors_tests::push_to_vector ... ok
[INFO] [stdout] test vectors::vectors_tests::read_vector_after_mutation ... ok
[INFO] [stdout] test vectors::vectors_tests::vector_item ... ok
[INFO] [stdout] test threads::mutex_tests::test_mutex ... ok
[INFO] [stdout] test threads::tests::test_spawn_and_join ... ok
[INFO] [stdout] test tests::tests::test_new_on_greater_than_upper_limit - should panic ... ok
[INFO] [stdout] test tests::tests::test_new_on_less_than_lower_limit - should panic ... ok
[INFO] [stdout] test tests::tests::test_new_panics - should panic ... ok
[INFO] [stdout] test threads::channel_tests::test_collect_all_from_threads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 99 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/hoge_test.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/hoge_test-dc648475aface887)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/minigrep-d8d64c0ddf5b7e45)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::case_insensitive ... ok
[INFO] [stdout] test tests::case_sensitive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/minigrep-28fde06824c7bfcc)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9df18c26bac3acaf9e2f73552a8311f7057e95f38be5fb1e5c89884dab42f432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9df18c26bac3acaf9e2f73552a8311f7057e95f38be5fb1e5c89884dab42f432", kill_on_drop: false }`
[INFO] [stdout] 9df18c26bac3acaf9e2f73552a8311f7057e95f38be5fb1e5c89884dab42f432