[INFO] fetching crate rmuxinator 4.1.0...
[INFO] testing rmuxinator-4.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate rmuxinator 4.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rmuxinator 4.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rmuxinator 4.1.0
[INFO] tweaked toml for crates.io crate rmuxinator 4.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmuxinator 4.1.0 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 rmuxinator 4.1.0 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-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 62e8a0b8961b2ce0409d835230662bc9384855ba1df853a709ed585e532d8ddf
[INFO] running `Command { std: "docker" "start" "62e8a0b8961b2ce0409d835230662bc9384855ba1df853a709ed585e532d8ddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62e8a0b8961b2ce0409d835230662bc9384855ba1df853a709ed585e532d8ddf", 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" "62e8a0b8961b2ce0409d835230662bc9384855ba1df853a709ed585e532d8ddf" "/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" "62e8a0b8961b2ce0409d835230662bc9384855ba1df853a709ed585e532d8ddf", 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" "62e8a0b8961b2ce0409d835230662bc9384855ba1df853a709ed585e532d8ddf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling rmuxinator v4.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 35.42s
[INFO] running `Command { std: "docker" "inspect" "62e8a0b8961b2ce0409d835230662bc9384855ba1df853a709ed585e532d8ddf", 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" "62e8a0b8961b2ce0409d835230662bc9384855ba1df853a709ed585e532d8ddf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling predicates-core v1.0.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling termtree v0.2.4
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling fragile v2.0.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling predicates-tree v1.0.5
[INFO] [stderr]    Compiling predicates v3.1.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling predicates v1.0.8
[INFO] [stderr]    Compiling predicates v2.1.1
[INFO] [stderr]    Compiling assert_cmd v1.0.8
[INFO] [stderr]    Compiling mockall_derive v0.13.1
[INFO] [stderr]    Compiling mockall v0.13.1
[INFO] [stderr]    Compiling rmuxinator v4.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 16.72s
[INFO] running `Command { std: "docker" "inspect" "62e8a0b8961b2ce0409d835230662bc9384855ba1df853a709ed585e532d8ddf", 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" "62e8a0b8961b2ce0409d835230662bc9384855ba1df853a709ed585e532d8ddf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/rmuxinator/fa356e04d28a42dc/out/rmuxinator-fa356e04d28a42dc)
[INFO] [stdout] 
[INFO] [stdout] running 55 tests
[INFO] [stdout] test tests::it_accepts_correct_cli_args ... ok
[INFO] [stdout] test tests::it_builds_session_args_with_window_name ... ok
[INFO] [stdout] test tests::it_accepts_valid_cli_command_arg ... ok
[INFO] [stdout] test tests::it_builds_rename_pane_args_when_pane_name_and_pane_name_user_option_present ... ok
[INFO] [stdout] test tests::it_builds_attach_args ... ok
[INFO] [stdout] test tests::it_builds_window_args_with_a_start_directory ... ok
[INFO] [stdout] test tests::it_doesnt_build_rename_pane_args_when_no_pane_name_present ... ok
[INFO] [stdout] test tests::it_builds_hook_arguments ... ok
[INFO] [stdout] test tests::it_builds_session_args_with_start_directory ... ok
[INFO] [stdout] test tests::it_builds_window_layout_args_without_a_window_layout_or_a_config_layout ... ok
[INFO] [stdout] test tests::it_builds_session_args_without_start_directory ... ok
[INFO] [stdout] test tests::it_converts_custom_layout_to_string ... ok
[INFO] [stdout] test tests::it_builds_window_args_without_a_start_directory ... ok
[INFO] [stdout] test tests::it_converts_layout_to_string ... ok
[INFO] [stdout] test tests::it_builds_window_layout_args_with_a_window_layout_and_a_config_layout ... ok
[INFO] [stdout] test tests::it_computes_the_expected_commands ... ok
[INFO] [stdout] test tests::it_doesnt_build_rename_pane_args_when_no_pane_name_user_option_present ... ok
[INFO] [stdout] test tests::it_converts_a_pascal_case_string_to_a_kebab_case_string ... ok
[INFO] [stdout] test tests::it_uses_configs_start_directory_when_no_window_start_directory_present_for_window_start_directory ... ok
[INFO] [stdout] test tests::it_uses_no_start_directory_when_none_present_for_session_start_directory ... ok
[INFO] [stdout] test tests::it_builds_window_layout_args_with_a_config_layout_and_no_window_layout ... ok
[INFO] [stdout] test tests::it_uses_pane_sd_when_window_sd_is_some_and_config_sd_is_some ... ok
[INFO] [stdout] test tests::it_uses_no_pane_sd_when_none_are_set ... ok
[INFO] [stdout] test tests::it_uses_window_sd_when_pane_sd_is_none_and_config_sd_is_none ... ok
[INFO] [stdout] test tests::test_in_tmux_context_returns_false_when_env_var_is_empty_string ... ok
[INFO] [stdout] test tests::it_uses_window_sd_when_pane_sd_is_none_and_config_sd_is_some ... ok
[INFO] [stdout] test tests::it_builds_session_args_without_window_name ... ok
[INFO] [stdout] test tests::test_in_tmux_context_returns_false_when_env_var_not_set ... ok
[INFO] [stdout] test tests::it_uses_no_start_directory_when_none_present_for_window_start_directory ... ok
[INFO] [stdout] test tests::it_uses_windows_start_directory_over_configs_start_directory_for_window_start_directory ... ok
[INFO] [stdout] test tests::it_uses_pane_sd_when_window_sd_is_none_and_config_sd_is_none ... ok
[INFO] [stdout] test tests::it_uses_pane_sd_when_window_sd_is_none_and_config_sd_is_some ... ok
[INFO] [stdout] test tests::it_builds_window_layout_args_with_a_window_layout_and_no_config_layout ... ok
[INFO] [stdout] test tests::it_uses_windows_start_directory_over_configs_start_directory_for_session_start_directory ... ok
[INFO] [stdout] test tests::test_for_tmux_returns_false_when_tmux_doesnt_exist ... ok
[INFO] [stdout] test tests::it_no_ops_on_a_non_pascal_case_string ... ok
[INFO] [stdout] test tests::test_in_tmux_context_returns_true_when_env_var_is_non_empty_string ... ok
[INFO] [stdout] test tests::it_rejects_invalid_cli_command_arg ... ok
[INFO] [stdout] test tests::it_uses_config_sd_when_pane_sd_is_none_and_config_sd_is_none ... ok
[INFO] [stdout] test tests::it_uses_pane_sd_when_window_sd_is_some_and_config_sd_is_none ... ok
[INFO] [stdout] test tests::it_uses_configs_start_directory_when_no_window_start_directory_present_for_session_start_directory ... ok
[INFO] [stdout] test tests::test_it_returns_custom_pane_base_index_when_good_value_found_in_tmux_session ... ok
[INFO] [stdout] test tests::test_it_returns_default_base_index_when_no_value_found_in_tmux_session ... ok
[INFO] [stdout] test tests::test_it_returns_default_pane_base_index_when_good_value_found_in_tmux_session ... ok
[INFO] [stdout] test tests::test_run_tmux_command_does_basic_validation_on_terminal_multiplexer - should panic ... ok
[INFO] [stdout] test tests::test_run_tmux_command_does_not_receive_an_attach_command_when_attached_false ... ok
[INFO] [stdout] test tests::test_run_tmux_command_does_receive_an_attach_command_when_attached_true ... ok
[INFO] [stdout] test tests::test_it_doesnt_pass_tmux_options_to_tmux_when_absent ... ok
[INFO] [stdout] test tests::test_it_passes_multiple_tmux_options_to_tmux_when_present ... ok
[INFO] [stdout] test tests::test_it_passes_tmux_options_to_tmux_when_present ... ok
[INFO] [stdout] test tests::test_it_returns_custom_base_index_when_good_value_found_in_tmux_session ... ok
[INFO] [stdout] test tests::test_for_tmux_returns_true_when_tmux_exists ... FAILED
[INFO] [stdout] test tests::test_it_returns_default_base_index_when_good_value_found_in_tmux_session ... ok
[INFO] [stdout] test tests::test_it_returns_default_pane_base_index_when_no_value_found_in_tmux_session ... ok
[INFO] [stdout] test tests::test_it_uses_a_custom_terminal_multiplexer_when_provided ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_for_tmux_returns_true_when_tmux_exists stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_for_tmux_returns_true_when_tmux_exists' (1302) panicked at src/lib.rs:1923:9:
[INFO] [stdout] assertion failed: actual
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f8c75eb24f1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5f8c75ec867a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5f8c75eb68dc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5f8c75e8e1a6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5f8c75eaaae9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5f8c75d42350 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout]    6:     0x5f8c75eaaca2 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5f8c75e8e284 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5f8c75e86eb9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5f8c75e8eedd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5f8c75ec8e5c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5f8c75ec8e22 - core[a373ad73a504971]::panicking::panic
[INFO] [stdout]   12:     0x5f8c75d1096e - <rmuxinator[903723ce333e1229]::tests::test_for_tmux_returns_true_when_tmux_exists::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5f8c75d3579b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5f8c75d42975 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5f8c75d3c264 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5f8c75d45a02 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x5f8c75eb1d4f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x76447ad1adfa - <unknown>
[INFO] [stdout]   19:     0x76447adae3d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_for_tmux_returns_true_when_tmux_exists
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 54 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "62e8a0b8961b2ce0409d835230662bc9384855ba1df853a709ed585e532d8ddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62e8a0b8961b2ce0409d835230662bc9384855ba1df853a709ed585e532d8ddf", kill_on_drop: false }`
[INFO] [stdout] 62e8a0b8961b2ce0409d835230662bc9384855ba1df853a709ed585e532d8ddf
