[INFO] fetching crate octave-ffi 0.4.0...
[INFO] testing octave-ffi-0.4.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate octave-ffi 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate octave-ffi 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate octave-ffi 0.4.0
[INFO] tweaked toml for crates.io crate octave-ffi 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate octave-ffi 0.4.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate octave-ffi 0.4.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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] d4ffd7cc3b075e5d966548be6a72d395022265d4ed57a740337393a3391c9e5d
[INFO] running `Command { std: "docker" "start" "d4ffd7cc3b075e5d966548be6a72d395022265d4ed57a740337393a3391c9e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4ffd7cc3b075e5d966548be6a72d395022265d4ed57a740337393a3391c9e5d", 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" "d4ffd7cc3b075e5d966548be6a72d395022265d4ed57a740337393a3391c9e5d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4ffd7cc3b075e5d966548be6a72d395022265d4ed57a740337393a3391c9e5d", 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" "d4ffd7cc3b075e5d966548be6a72d395022265d4ed57a740337393a3391c9e5d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling octave-ffi v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "d4ffd7cc3b075e5d966548be6a72d395022265d4ed57a740337393a3391c9e5d", 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" "d4ffd7cc3b075e5d966548be6a72d395022265d4ed57a740337393a3391c9e5d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling octave-ffi v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "d4ffd7cc3b075e5d966548be6a72d395022265d4ed57a740337393a3391c9e5d", 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" "d4ffd7cc3b075e5d966548be6a72d395022265d4ed57a740337393a3391c9e5d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/octave_ffi-71c82473a2056d68)
[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] [stderr]      Running tests/session.rs (/opt/rustwide/target/release/deps/session-8fc55f71685908ad)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test missing_octave_cli_reports_not_found ... ok
[INFO] [stdout] test fractional_double_round_trips_bit_for_bit ... FAILED
[INFO] [stdout] test two_instances_of_different_functions_share_one_session_without_contamination ... FAILED
[INFO] [stdout] test runtime_error_is_caught_and_session_survives_for_later_calls ... FAILED
[INFO] [stdout] test multi_output_call_returns_values_in_order ... FAILED
[INFO] [stdout] test single_call_returns_expected_value ... FAILED
[INFO] [stdout] test process_dies_mid_run_reports_clean_error_instead_of_hanging ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- fractional_double_round_trips_bit_for_bit stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'fractional_double_round_trips_bit_for_bit' (226) panicked at tests/session.rs:40:46:
[INFO] [stdout] octave-cli must be on PATH for this test: NotFound { message: "No such file or directory (os error 2)" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6190f7d1b3f1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x6190f7d3012a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x6190f7d1f8fc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x6190f7cf74d6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x6190f7d13b59 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x6190f7ca5b10 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x6190f7d13d12 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x6190f7cf7582 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x6190f7cf0309 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x6190f7cf817d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x6190f7d3085c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x6190f7d30632 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x6190f7c90943 - <session[907cb4f8a6dc6d2]::fractional_double_round_trips_bit_for_bit::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x6190f7c98dfb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x6190f7ca6465 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x6190f7c9fd24 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x6190f7ca95c2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x6190f7d1acc9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7a4157338dfa - <unknown>
[INFO] [stdout]   19:     0x7a41573cc3d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- two_instances_of_different_functions_share_one_session_without_contamination stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'two_instances_of_different_functions_share_one_session_without_contamination' (236) panicked at tests/session.rs:142:46:
[INFO] [stdout] octave-cli must be on PATH for this test: NotFound { message: "No such file or directory (os error 2)" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6190f7d1b3f1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x6190f7d3012a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x6190f7d1f8fc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x6190f7cf74d6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stderr] error: test failed, to rerun pass `--test session`
[INFO] [stdout]    4:     0x6190f7d13b59 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x6190f7ca5b10 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x6190f7d13d12 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x6190f7cf7582 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x6190f7cf0309 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x6190f7cf817d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x6190f7d3085c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x6190f7d30632 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x6190f7c92a7c - <session[907cb4f8a6dc6d2]::two_instances_of_different_functions_share_one_session_without_contamination::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x6190f7c98dfb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x6190f7ca6465 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x6190f7c9fd24 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x6190f7ca95c2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x6190f7d1acc9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7a4157338dfa - <unknown>
[INFO] [stdout]   19:     0x7a41573cc3d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- runtime_error_is_caught_and_session_survives_for_later_calls stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'runtime_error_is_caught_and_session_survives_for_later_calls' (232) panicked at tests/session.rs:61:46:
[INFO] [stdout] octave-cli must be on PATH for this test: NotFound { message: "No such file or directory (os error 2)" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6190f7d1b3f1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x6190f7d3012a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x6190f7d1f8fc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x6190f7cf74d6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x6190f7d13b59 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x6190f7ca5b10 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x6190f7d13d12 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x6190f7cf7582 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x6190f7cf0309 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x6190f7cf817d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x6190f7d3085c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x6190f7d30632 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x6190f7c91c81 - <session[907cb4f8a6dc6d2]::runtime_error_is_caught_and_session_survives_for_later_calls::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x6190f7c98dfb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x6190f7ca6465 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x6190f7c9fd24 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x6190f7ca95c2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x6190f7d1acc9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7a4157338dfa - <unknown>
[INFO] [stdout]   19:     0x7a41573cc3d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- multi_output_call_returns_values_in_order stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'multi_output_call_returns_values_in_order' (228) panicked at tests/session.rs:29:46:
[INFO] [stdout] octave-cli must be on PATH for this test: NotFound { message: "No such file or directory (os error 2)" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6190f7d1b3f1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x6190f7d3012a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x6190f7d1f8fc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x6190f7cf74d6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x6190f7d13b59 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x6190f7ca5b10 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x6190f7d13d12 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x6190f7cf7582 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x6190f7cf0309 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x6190f7cf817d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x6190f7d3085c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x6190f7d30632 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x6190f7c90dd0 - <session[907cb4f8a6dc6d2]::multi_output_call_returns_values_in_order::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x6190f7c98dfb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x6190f7ca6465 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x6190f7c9fd24 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x6190f7ca95c2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x6190f7d1acc9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7a4157338dfa - <unknown>
[INFO] [stdout]   19:     0x7a41573cc3d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- single_call_returns_expected_value stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'single_call_returns_expected_value' (234) panicked at tests/session.rs:19:46:
[INFO] [stdout] octave-cli must be on PATH for this test: NotFound { message: "No such file or directory (os error 2)" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6190f7d1b3f1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x6190f7d3012a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x6190f7d1f8fc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x6190f7cf74d6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x6190f7d13b59 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x6190f7ca5b10 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x6190f7d13d12 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x6190f7cf7582 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x6190f7cf0309 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x6190f7cf817d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x6190f7d3085c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x6190f7d30632 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x6190f7c9043f - <session[907cb4f8a6dc6d2]::single_call_returns_expected_value::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x6190f7c98dfb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x6190f7ca6465 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x6190f7c9fd24 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x6190f7ca95c2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x6190f7d1acc9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7a4157338dfa - <unknown>
[INFO] [stdout]   19:     0x7a41573cc3d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- process_dies_mid_run_reports_clean_error_instead_of_hanging stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'process_dies_mid_run_reports_clean_error_instead_of_hanging' (229) panicked at tests/session.rs:91:46:
[INFO] [stdout] octave-cli must be on PATH for this test: NotFound { message: "No such file or directory (os error 2)" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6190f7d1b3f1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x6190f7d3012a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x6190f7d1f8fc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x6190f7cf74d6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x6190f7d13b59 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x6190f7ca5b10 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x6190f7d13d12 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x6190f7cf7582 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x6190f7cf0309 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x6190f7cf817d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x6190f7d3085c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x6190f7d30632 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x6190f7c914e1 - <session[907cb4f8a6dc6d2]::process_dies_mid_run_reports_clean_error_instead_of_hanging::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x6190f7c98dfb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x6190f7ca6465 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x6190f7c9fd24 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x6190f7ca95c2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x6190f7d1acc9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7a4157338dfa - <unknown>
[INFO] [stdout]   19:     0x7a41573cc3d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     fractional_double_round_trips_bit_for_bit
[INFO] [stdout]     multi_output_call_returns_values_in_order
[INFO] [stdout]     process_dies_mid_run_reports_clean_error_instead_of_hanging
[INFO] [stdout]     runtime_error_is_caught_and_session_survives_for_later_calls
[INFO] [stdout]     single_call_returns_expected_value
[INFO] [stdout]     two_instances_of_different_functions_share_one_session_without_contamination
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d4ffd7cc3b075e5d966548be6a72d395022265d4ed57a740337393a3391c9e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ffd7cc3b075e5d966548be6a72d395022265d4ed57a740337393a3391c9e5d", kill_on_drop: false }`
[INFO] [stdout] d4ffd7cc3b075e5d966548be6a72d395022265d4ed57a740337393a3391c9e5d
