[INFO] cloning repository https://github.com/elecmoo/rust-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elecmoo/rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felecmoo%2Frust-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felecmoo%2Frust-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72f669b566e6e1ac49ed21d6bbbc637e7222b2ca
[INFO] testing elecmoo/rust-examples against master#ff2c56344c764af598ad33027e9c7a48881808ef for pr-118825
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felecmoo%2Frust-examples" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elecmoo/rust-examples on toolchain ff2c56344c764af598ad33027e9c7a48881808ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elecmoo/rust-examples
[INFO] finished tweaking git repo https://github.com/elecmoo/rust-examples
[INFO] tweaked toml for git repo https://github.com/elecmoo/rust-examples written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/elecmoo/rust-examples 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" "+ff2c56344c764af598ad33027e9c7a48881808ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing elecmoo/rust-examples against try#5e4273472e1b2f223618a9b3def795f6224f241d for pr-118825
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felecmoo%2Frust-examples" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elecmoo/rust-examples on toolchain 5e4273472e1b2f223618a9b3def795f6224f241d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elecmoo/rust-examples
[INFO] finished tweaking git repo https://github.com/elecmoo/rust-examples
[INFO] tweaked toml for git repo https://github.com/elecmoo/rust-examples written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/elecmoo/rust-examples 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" "+5e4273472e1b2f223618a9b3def795f6224f241d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b650256567475abb5577287539c06ac6c5fa10aff7855a7a2534b97dc6e64003
[INFO] running `Command { std: "docker" "start" "-a" "b650256567475abb5577287539c06ac6c5fa10aff7855a7a2534b97dc6e64003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b650256567475abb5577287539c06ac6c5fa10aff7855a7a2534b97dc6e64003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b650256567475abb5577287539c06ac6c5fa10aff7855a7a2534b97dc6e64003", kill_on_drop: false }`
[INFO] [stdout] b650256567475abb5577287539c06ac6c5fa10aff7855a7a2534b97dc6e64003
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a82c26ab6702222a70889a4a98842eeb058f78852af9b45c4d059c99fbded934
[INFO] running `Command { std: "docker" "start" "-a" "a82c26ab6702222a70889a4a98842eeb058f78852af9b45c4d059c99fbded934", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling rust_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.23s
[INFO] running `Command { std: "docker" "inspect" "a82c26ab6702222a70889a4a98842eeb058f78852af9b45c4d059c99fbded934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a82c26ab6702222a70889a4a98842eeb058f78852af9b45c4d059c99fbded934", kill_on_drop: false }`
[INFO] [stdout] a82c26ab6702222a70889a4a98842eeb058f78852af9b45c4d059c99fbded934
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14c00a692e40269048921adbbc265cfffca62989577ab803788b43d5fdd678e9
[INFO] running `Command { std: "docker" "start" "-a" "14c00a692e40269048921adbbc265cfffca62989577ab803788b43d5fdd678e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "14c00a692e40269048921adbbc265cfffca62989577ab803788b43d5fdd678e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14c00a692e40269048921adbbc265cfffca62989577ab803788b43d5fdd678e9", kill_on_drop: false }`
[INFO] [stdout] 14c00a692e40269048921adbbc265cfffca62989577ab803788b43d5fdd678e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad35c9222c72ee47025f573b6431ddba75462ee8fc9c92351853077aae3e6ee9
[INFO] running `Command { std: "docker" "start" "-a" "ad35c9222c72ee47025f573b6431ddba75462ee8fc9c92351853077aae3e6ee9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_examples-fdf34b9b02d6a19f)
[INFO] [stdout] 
[INFO] [stdout] running 83 tests
[INFO] [stdout] test examples::conversion::from_into::tests::test_frmo_into ... ok
[INFO] [stdout] test examples::custom_type::enum_list::tests::test_my_list ... ok
[INFO] [stdout] test examples::custom_type::consts::tests::test_consts ... ok
[INFO] [stdout] test examples::error_handling::option_and_question_mark::tests::test_option_and_question_mark ... ok
[INFO] [stdout] test examples::error_handling::option_and_map::tests::test_option_and_map ... ok
[INFO] [stdout] test examples::error_handling::option_and_then::tests::test_option_and_then ... ok
[INFO] [stdout] test examples::custom_type::enum_use::tests::test_enum_use ... ok
[INFO] [stdout] test examples::conversion::try_from::tests::test_try_from_and_try_into ... ok
[INFO] [stdout] test examples::custom_type::enums::tests::test_enums ... ok
[INFO] [stdout] test examples::flow_control::for_and_range::tests::test_for_into_iter ... ok
[INFO] [stdout] test examples::flow_control::for_and_range::tests::test_for_iter ... ok
[INFO] [stdout] test examples::flow_control::if_else::tests::test_if_else ... ok
[INFO] [stdout] test examples::flow_control::for_and_range::tests::test_for_mut ... ok
[INFO] [stdout] test examples::custom_type::structure::tests::test_structure ... ok
[INFO] [stdout] test examples::flow_control::for_and_range::tests::test_for_in ... ok
[INFO] [stdout] test examples::flow_control::do_match::tests::test_do_match ... ok
[INFO] [stdout] test examples::flow_control::match_destruct::tests::test_match_enum ... ok
[INFO] [stdout] test examples::flow_control::match_bind::tests::test_match_bind_enum ... ok
[INFO] [stdout] test examples::flow_control::match_destruct::tests::test_match_array ... ok
[INFO] [stdout] test examples::flow_control::if_let::tests::test_if_let ... ok
[INFO] [stdout] test examples::flow_control::match_destruct::tests::test_match_pointer ... ok
[INFO] [stdout] test examples::flow_control::match_bind::tests::test_match_bind_variables ... ok
[INFO] [stdout] test examples::flow_control::my_loop::tests::test_my_loop ... ok
[INFO] [stdout] test examples::flow_control::my_while::tests::test_do_while ... ok
[INFO] [stdout] test examples::flow_control::match_destruct::tests::test_match_tuple ... ok
[INFO] [stdout] test examples::functions::closure_as_return::tests::test_closure_as_return ... ok
[INFO] [stdout] test examples::flow_control::while_let::tests::test_while_let ... ok
[INFO] [stdout] test examples::flow_control::match_guard::tests::test_match_guard ... ok
[INFO] [stdout] test examples::functions::closure_iter::tests::test_closure_iter_any ... ok
[INFO] [stdout] test examples::error_handling::panic_handle::tests::test_panic - should panic ... ok
[INFO] [stdout] test examples::flow_control::match_destruct::tests::test_match_struct ... ok
[INFO] [stdout] test examples::error_handling::option_and_unwrap::tests::test_option_and_unwarp - should panic ... ok
[INFO] [stdout] test examples::functions::high_order_function::tests::test_high_order_function ... ok
[INFO] [stdout] test examples::functions::sample_closure::tests::test_sample_clusure ... ok
[INFO] [stdout] test examples::functions::closure_as_params::tests::test_closure_as_param ... ok
[INFO] [stdout] test examples::functions::closure_iter::tests::test_closure_iter_find ... ok
[INFO] [stdout] test examples::functions::methods::tests::test_methods ... ok
[INFO] [stdout] test examples::generic::bounds::tests::test_generic_bounds ... ok
[INFO] [stdout] test examples::generic::empty_bounds::tests::test_empty_bounds ... ok
[INFO] [stdout] test examples::generic::phantom_type::tests::test_phantom_type ... ok
[INFO] [stdout] test examples::generic::function::tests::test_functions ... ok
[INFO] [stdout] test examples::hello_world::debug::tests::test_my_pretty_debug ... ok
[INFO] [stdout] test examples::hello_world::debug::tests::test_my_debug ... ok
[INFO] [stdout] test examples::hello_world::fmt::tests::test_my_fmt ... ok
[INFO] [stdout] test examples::hello_world::display::tests::test_disploy ... ok
[INFO] [stdout] test examples::modules::mod_use::tests::test_mod_use ... ok
[INFO] [stdout] test examples::hello_world::fmt::tests::test_print_pi ... ok
[INFO] [stdout] test examples::generic::traits::tests::test_generic_traits ... ok
[INFO] [stdout] test examples::hello_world::comment::tests::test_print ... ok
[INFO] [stdout] test examples::generic::gat::tests::test_no_generic ... ok
[INFO] [stdout] test examples::generic::gat::tests::test_gat ... ok
[INFO] [stdout] test examples::generic::where_clauses::tests::test_where_clauses ... ok
[INFO] [stdout] test examples::primitives::sample::tests::test_sample ... ok
[INFO] [stdout] test examples::modules::pub_struct::tests::test_pub_mod3 ... ok
[INFO] [stdout] test examples::primitives::array::tests::test_array ... ok
[INFO] [stdout] test examples::primitives::literal::tests::test_literal ... ok
[INFO] [stdout] test examples::modules::pub_mod::tests::test_pub_mod ... ok
[INFO] [stdout] test examples::modules::pub_struct::tests::test_pub_mod ... ok
[INFO] [stdout] test examples::scoping_rules::borrowed::tests::test_borrowed ... ok
[INFO] [stdout] test examples::scoping_rules::lifetime_bounds::tests::test_lifetime_bounds ... ok
[INFO] [stdout] test examples::scoping_rules::lifetime_conv::tests::test_lifetime_conv ... ok
[INFO] [stdout] test examples::scoping_rules::lifetime_default::tests::test_lifetime_default ... ok
[INFO] [stdout] test examples::modules::pub_struct::tests::test_pub_mod2 ... ok
[INFO] [stdout] test examples::primitives::tuple::tests::test_tuple ... ok
[INFO] [stdout] test examples::scoping_rules::let_ref::tests::test_let_ref ... ok
[INFO] [stdout] test examples::scoping_rules::lifetime_annotation::tests::test_lifetime_annotation ... ok
[INFO] [stdout] test examples::scoping_rules::lifetime_struct::tests::test_lifetime_struct ... ok
[INFO] [stdout] test examples::scoping_rules::move_and_mut::tests::test_partial_move ... ok
[INFO] [stdout] test examples::scoping_rules::mut_borrowed::tests::test_mut_borrowed ... ok
[INFO] [stdout] test examples::scoping_rules::mut_borrowed::tests::test_mut_borrowed2 ... ok
[INFO] [stdout] test examples::scoping_rules::ownership_move::tests::test_ownership_move ... ok
[INFO] [stdout] test examples::types::cast::tests::test_cast ... ok
[INFO] [stdout] test examples::scoping_rules::raii::tests::test_raii ... ok
[INFO] [stdout] test examples::traits::sample_trait::tests::test_main ... ok
[INFO] [stdout] test examples::traits::trait_object::tests::test_main ... ok
[INFO] [stdout] test examples::scoping_rules::move_and_mut::tests::test_move_and_mut ... ok
[INFO] [stdout] test examples::scoping_rules::lifetime_function::tests::test_lifetime_function ... ok
[INFO] [stdout] test examples::scoping_rules::lifetime_static::tests::test_lifetime_static ... ok
[INFO] [stdout] test examples::variables::mutable::tests::test_mutable ... ok
[INFO] [stdout] test examples::variables::bind::tests::test_bind ... ok
[INFO] [stdout] test examples::variables::scope::tests::test_scope ... ok
[INFO] [stdout] test examples::variables::freeze::tests::test_freeze ... ok
[INFO] [stdout] test first_lesson::buf_build::tests::test_buf ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 83 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ad35c9222c72ee47025f573b6431ddba75462ee8fc9c92351853077aae3e6ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad35c9222c72ee47025f573b6431ddba75462ee8fc9c92351853077aae3e6ee9", kill_on_drop: false }`
[INFO] [stdout] ad35c9222c72ee47025f573b6431ddba75462ee8fc9c92351853077aae3e6ee9