[INFO] fetching crate shep-channel 0.12.3...
[INFO] testing shep-channel-0.12.3 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate shep-channel 0.12.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate shep-channel 0.12.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate shep-channel 0.12.3
[INFO] tweaked toml for crates.io crate shep-channel 0.12.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shep-channel 0.12.3 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shep-channel 0.12.3 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 877e01d8ab3935e5911ea244b397d228b41265586710c9f1fc0ff05e49b6119d
[INFO] running `Command { std: "docker" "start" "877e01d8ab3935e5911ea244b397d228b41265586710c9f1fc0ff05e49b6119d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "877e01d8ab3935e5911ea244b397d228b41265586710c9f1fc0ff05e49b6119d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "877e01d8ab3935e5911ea244b397d228b41265586710c9f1fc0ff05e49b6119d" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "877e01d8ab3935e5911ea244b397d228b41265586710c9f1fc0ff05e49b6119d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "877e01d8ab3935e5911ea244b397d228b41265586710c9f1fc0ff05e49b6119d" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling shep-channel v0.12.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.77s
[INFO] running `Command { std: "docker" "inspect" "877e01d8ab3935e5911ea244b397d228b41265586710c9f1fc0ff05e49b6119d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "877e01d8ab3935e5911ea244b397d228b41265586710c9f1fc0ff05e49b6119d" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling cfg_aliases v0.2.2
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling thiserror v2.0.20
[INFO] [stderr]    Compiling bitflags v2.13.1
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.20
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling command-fds v0.3.3
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling shep-channel v0.12.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.04s
[INFO] running `Command { std: "docker" "inspect" "877e01d8ab3935e5911ea244b397d228b41265586710c9f1fc0ff05e49b6119d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "877e01d8ab3935e5911ea244b397d228b41265586710c9f1fc0ff05e49b6119d" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/shep-channel/f3e8619619c28845/out/shep_channel-f3e8619619c28845)
[INFO] [stdout] 
[INFO] [stdout] running 61 tests
[INFO] [stdout] test dispatch::tests::a_registered_action_gets_its_handler_and_echoes_the_id ... ok
[INFO] [stdout] test dispatch::tests::a_panicking_shutdown_handler_is_reported_rather_than_taking_the_reader_down ... ok
[INFO] [stdout] test dispatch::tests::a_shutdown_with_no_handler_is_reported_rather_than_ignored ... ok
[INFO] [stdout] test dispatch::tests::an_unregistered_action_still_gets_a_reply ... ok
[INFO] [stdout] test dispatch::tests::a_panicking_handler_replies_with_the_panic_message ... ok
[INFO] [stdout] test dispatch::tests::a_shutdown_runs_its_handler_exactly_once ... ok
[INFO] [stdout] test dispatch::tests::debug_names_the_registered_actions_and_nothing_else ... ok
[INFO] [stdout] test endpoint::tests::the_descriptor_the_shepherd_passes_is_accepted ... ok
[INFO] [stdout] test endpoint::tests::the_other_endpoints_print_only_what_they_hold ... ok
[INFO] [stdout] test endpoint::tests::the_pipe_endpoint_prints_its_path_in_full ... ok
[INFO] [stdout] test endpoint::tests::a_descriptor_can_only_be_taken_once ... ok
[INFO] [stdout] test endpoint::tests::stdout_is_refused_as_a_descriptor ... ok
[INFO] [stdout] test endpoint::tests::a_negative_descriptor_is_refused ... ok
[INFO] [stdout] test endpoint::tests::a_descriptor_that_is_not_a_socket_is_refused_and_left_open ... ok
[INFO] [stdout] test outbox::tests::a_full_outbox_with_no_metric_to_evict_drops_the_incoming_one ... ok
[INFO] [stdout] test outbox::tests::a_full_outbox_drops_the_oldest_metric_and_counts_it ... ok
[INFO] [stdout] test outbox::tests::a_full_outbox_evicts_a_metric_rather_than_a_readiness_signal ... ok
[INFO] [stdout] test outbox::tests::a_lossy_push_after_close_counts_the_drop_and_queues_nothing ... ok
[INFO] [stdout] test outbox::tests::a_drain_reports_a_writer_that_stopped_with_a_message_unwritten ... ok
[INFO] [stdout] test outbox::tests::a_drain_of_an_outbox_a_stopped_writer_had_emptied_is_a_success ... ok
[INFO] [stdout] test outbox::tests::a_must_deliver_push_is_refused_once_the_writer_has_stopped ... ok
[INFO] [stdout] test outbox::tests::a_must_deliver_push_refuses_a_zero_capacity_outbox_rather_than_parking ... ok
[INFO] [stdout] test outbox::tests::a_zero_timeout_drain_answers_without_waiting ... ok
[INFO] [stdout] test outbox::tests::a_zero_capacity_outbox_counts_the_drop_and_retains_nothing ... ok
[INFO] [stdout] test outbox::tests::pop_returns_none_once_closed_and_empty ... ok
[INFO] [stdout] test serve::tests::a_handle_stops_being_active_once_the_channel_closes ... ok
[INFO] [stdout] test serve::tests::a_flush_reports_closed_when_the_writer_failed_mid_message ... ok
[INFO] [stdout] test serve::tests::a_lamb_label_the_shepherd_cannot_take_is_an_error_not_a_drop ... ok
[INFO] [stdout] test serve::tests::a_shepherds_debug_names_state_and_never_a_queued_payload ... ok
[INFO] [stdout] test serve::tests::a_handler_that_registers_another_handler_does_not_deadlock_the_reader ... ok
[INFO] [stdout] test serve::tests::an_actions_reply_reaches_the_outbox_carrying_its_id ... ok
[INFO] [stdout] test outbox::tests::a_drain_gives_up_on_a_queue_nothing_is_draining ... ok
[INFO] [stdout] test serve::tests::an_inert_handle_accepts_everything_and_does_nothing ... ok
[INFO] [stdout] test serve::tests::end_of_stream_breaks_the_loop_and_closes_the_outbox ... ok
[INFO] [stdout] test serve::tests::the_no_channel_advice_names_every_field_that_opens_one ... ok
[INFO] [stdout] test serve::tests::the_unhandled_shutdown_warning_names_the_method_to_call ... ok
[INFO] [stdout] test serve::tests::two_malformed_lines_warn_once_and_the_loop_keeps_going ... ok
[INFO] [stdout] test serve::tests::the_writer_drains_what_is_already_queued_after_close ... ok
[INFO] [stdout] test session::tests::a_channel_over_a_socketpair_round_trips ... ok
[INFO] [stdout] test session::tests::a_frame_that_is_not_utf8_is_malformed_and_recoverable ... ok
[INFO] [stdout] test session::tests::a_carriage_return_before_the_newline_is_tolerated ... ok
[INFO] [stdout] test outbox::tests::closing_alone_does_not_end_a_drain ... ok
[INFO] [stdout] test serve::tests::a_flush_reports_a_timeout_rather_than_a_closed_channel ... ok
[INFO] [stdout] test wire::tests::a_label_error_says_the_limit_and_the_length ... ok
[INFO] [stdout] test session::tests::writes_one_line_per_message_with_a_trailing_newline ... ok
[INFO] [stdout] test session::tests::a_malformed_line_is_recoverable ... ok
[INFO] [stdout] test session::tests::reads_two_messages_from_one_buffer ... ok
[INFO] [stdout] test wire::tests::a_label_is_counted_in_characters_up_to_the_limit ... ok
[INFO] [stdout] test wire::tests::a_label_with_a_control_character_is_refused_on_the_wire_too ... ok
[INFO] [stdout] test wire::tests::an_action_carries_its_id_with_or_without_params ... ok
[INFO] [stdout] test wire::tests::a_lamb_label_round_trips ... ok
[INFO] [stdout] test wire::tests::an_action_reply_with_an_echoed_id_round_trips ... ok
[INFO] [stdout] test wire::tests::metric_wire_fixture_round_trips ... ok
[INFO] [stdout] test wire::tests::an_action_reply_without_an_id_round_trips ... ok
[INFO] [stdout] test wire::tests::an_empty_lamb_label_is_on_the_wire_and_clears ... ok
[INFO] [stdout] test wire::tests::shutdown_wire_fixture_round_trips ... ok
[INFO] [stdout] test wire::tests::ready_wire_fixture_round_trips ... ok
[INFO] [stdout] test outbox::tests::a_drain_waits_for_a_message_the_writer_took_but_has_not_written ... ok
[INFO] [stdout] test outbox::tests::a_must_deliver_push_waits_for_room_and_then_proceeds ... ok
[INFO] [stdout] test outbox::tests::closing_releases_a_blocked_push_with_an_error ... ok
[INFO] [stderr]      Running tests/fixtures.rs (/opt/rustwide/target/debug/build/shep-channel/26b0537376ecb867/out/fixtures-26b0537376ecb867)
[INFO] [stdout] test serve::tests::a_shutdown_handler_can_flush_a_reply_that_was_still_queued ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 61 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test an_action_reply_without_an_id_still_decodes ... ok
[INFO] [stdout] test shepherd_messages_match_their_fixtures ... ok
[INFO] [stderr]      Running tests/real_child.rs (/opt/rustwide/target/debug/build/shep-channel/b739e1a747e0485d/out/real_child-b739e1a747e0485d)
[INFO] [stdout] test child_messages_match_their_fixtures ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test a_real_child_finds_its_channel_and_answers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/wire_export.rs (/opt/rustwide/target/debug/build/shep-channel/55233954929ddf55/out/wire_export-55233954929ddf55)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test an_absent_params_and_an_empty_one_encode_differently ... ok
[INFO] [stdout] test every_go_field_names_at_least_one_kind ... ok
[INFO] [stdout] test the_const_block_declares_each_identifier_once ... ok
[INFO] [stdout] test every_wire_key_reaches_a_go_field_in_the_same_order ... ok
[INFO] [stdout] test the_committed_go_file_is_what_the_emitter_writes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shep_channel
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/serve.rs - serve::Shepherd::label_lamb (line 227) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.59s; merged doctests compilation took 0.57s
[INFO] running `Command { std: "docker" "inspect" "877e01d8ab3935e5911ea244b397d228b41265586710c9f1fc0ff05e49b6119d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "877e01d8ab3935e5911ea244b397d228b41265586710c9f1fc0ff05e49b6119d", kill_on_drop: false }`
[INFO] [stdout] 877e01d8ab3935e5911ea244b397d228b41265586710c9f1fc0ff05e49b6119d
