[INFO] fetching crate lucet-runtime-internals 0.6.1...
[INFO] checking lucet-runtime-internals-0.6.1 against master#c3def263a44e07e09ae6d57abfc8650227fb4972 for pr-118833-1
[INFO] extracting crate lucet-runtime-internals 0.6.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate lucet-runtime-internals 0.6.1 on toolchain c3def263a44e07e09ae6d57abfc8650227fb4972
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lucet-runtime-internals 0.6.1
[INFO] finished tweaking crates.io crate lucet-runtime-internals 0.6.1
[INFO] tweaked toml for crates.io crate lucet-runtime-internals 0.6.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] 09159793c74495c3e7523809698680380d61c894e5f13a6a7fa0b648bd89c588
[INFO] running `Command { std: "docker" "start" "-a" "09159793c74495c3e7523809698680380d61c894e5f13a6a7fa0b648bd89c588", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling thiserror-impl v1.0.51
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[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign function
[INFO] [stdout]    --> src/instance/state.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     #[no_mangle]
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 172 |     fn strsignal(sig: libc::c_int) -> *mut libc::c_char;
[INFO] [stdout]     |     ---------------------------------------------------- foreign function
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: symbol names in extern blocks are not mangled
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/region/mmap.rs:486:10
[INFO] [stdout]     |
[INFO] [stdout] 486 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign function
[INFO] [stdout]    --> src/instance/state.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     #[no_mangle]
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 172 |     fn strsignal(sig: libc::c_int) -> *mut libc::c_char;
[INFO] [stdout]     |     ---------------------------------------------------- foreign function
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: symbol names in extern blocks are not mangled
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/mod.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |             Box::from_raw(self.internal.as_ptr());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 179 |             let _ = Box::from_raw(self.internal.as_ptr());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:148:40
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("heap")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("heap")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("heap")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:163:40
[INFO] [stdout]     |
[INFO] [stdout] 163 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("heap_mut")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 163 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("heap_mut")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 163 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("heap_mut")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:210:36
[INFO] [stdout]     |
[INFO] [stdout] 210 |             Some(Err(_)) => panic!(TerminationDetails::BorrowError("get_embed_ctx")),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 210 |             Some(Err(_)) => panic!("{:?}", TerminationDetails::BorrowError("get_embed_ctx")),
[INFO] [stdout]     |                                    +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 210 |             Some(Err(_)) => std::panic::panic_any(TerminationDetails::BorrowError("get_embed_ctx")),
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:211:28
[INFO] [stdout]     |
[INFO] [stdout] 211 |             None => panic!(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 211 |             None => panic!("{:?}", TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 211 |             None => std::panic::panic_any(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:225:36
[INFO] [stdout]     |
[INFO] [stdout] 225 |             Some(Err(_)) => panic!(TerminationDetails::BorrowError("get_embed_ctx_mut")),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 225 |             Some(Err(_)) => panic!("{:?}", TerminationDetails::BorrowError("get_embed_ctx_mut")),
[INFO] [stdout]     |                                    +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 225 |             Some(Err(_)) => std::panic::panic_any(TerminationDetails::BorrowError("get_embed_ctx_mut")),
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:226:28
[INFO] [stdout]     |
[INFO] [stdout] 226 |             None => panic!(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 226 |             None => panic!("{:?}", TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 226 |             None => std::panic::panic_any(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:254:40
[INFO] [stdout]     |
[INFO] [stdout] 254 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("globals")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 254 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("globals")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 254 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("globals")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:266:40
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("globals_mut")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("globals_mut")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("globals_mut")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:385:39
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .unwrap_or_else(|| panic!(TerminationDetails::YieldTypeMismatch))
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .unwrap_or_else(|| panic!("{:?}", TerminationDetails::YieldTypeMismatch))
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .unwrap_or_else(|| std::panic::panic_any(TerminationDetails::YieldTypeMismatch))
[INFO] [stdout]     |                                ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/mod.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |             Box::from_raw(self.internal.as_ptr());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 179 |             let _ = Box::from_raw(self.internal.as_ptr());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |               Box::from_raw(parent_regs);
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 | /     test_body!(stack, {
[INFO] [stdout] 70 | |         extern "C" {
[INFO] [stdout] 71 | |             fn arg_printing_child();
[INFO] [stdout] 72 | |         }
[INFO] [stdout] ...  |
[INFO] [stdout] 84 | |         );
[INFO] [stdout] 85 | |     });
[INFO] [stdout]    | |______- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |               Box::from_raw(child_regs);
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 | /     test_body!(stack, {
[INFO] [stdout] 70 | |         extern "C" {
[INFO] [stdout] 71 | |             fn arg_printing_child();
[INFO] [stdout] 72 | |         }
[INFO] [stdout] ...  |
[INFO] [stdout] 84 | |         );
[INFO] [stdout] 85 | |     });
[INFO] [stdout]    | |______- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 46 |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91  | /     test_body!(stack, {
[INFO] [stdout] 92  | |         extern "C" {
[INFO] [stdout] 93  | |             fn arg_printing_child();
[INFO] [stdout] 94  | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 119 | |         );
[INFO] [stdout] 120 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91  | /     test_body!(stack, {
[INFO] [stdout] 92  | |         extern "C" {
[INFO] [stdout] 93  | |             fn arg_printing_child();
[INFO] [stdout] 94  | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 119 | |         );
[INFO] [stdout] 120 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 | /     test_body!(stack, {
[INFO] [stdout] 126 | |         extern "C" {
[INFO] [stdout] 127 | |             fn context_set_child();
[INFO] [stdout] 128 | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | |         );
[INFO] [stdout] 136 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 | /     test_body!(stack, {
[INFO] [stdout] 126 | |         extern "C" {
[INFO] [stdout] 127 | |             fn context_set_child();
[INFO] [stdout] 128 | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | |         );
[INFO] [stdout] 136 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | /     test_body!(stack, {
[INFO] [stdout] 142 | |         extern "C" {
[INFO] [stdout] 143 | |             fn context_set_child();
[INFO] [stdout] 144 | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         );
[INFO] [stdout] 160 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | /     test_body!(stack, {
[INFO] [stdout] 142 | |         extern "C" {
[INFO] [stdout] 143 | |             fn context_set_child();
[INFO] [stdout] 144 | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         );
[INFO] [stdout] 160 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 165 | /     test_body!(stack, {
[INFO] [stdout] 166 | |         extern "C" {
[INFO] [stdout] 167 | |             fn returning_child();
[INFO] [stdout] 168 | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 172 | |         assert_eq!("hello from the child! returning...\n", &get_output());
[INFO] [stdout] 173 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 165 | /     test_body!(stack, {
[INFO] [stdout] 166 | |         extern "C" {
[INFO] [stdout] 167 | |             fn returning_child();
[INFO] [stdout] 168 | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 172 | |         assert_eq!("hello from the child! returning...\n", &get_output());
[INFO] [stdout] 173 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |             Box::from_raw(parent_regs);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     child_n_args!(child_3_args, "the good three args boy", 10, 11, 12);
[INFO] [stdout]     |     ------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |             Box::from_raw(child_regs);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     child_n_args!(child_3_args, "the good three args boy", 10, 11, 12);
[INFO] [stdout]     |     ------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |             Box::from_raw(parent_regs);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |     child_n_args!(child_4_args, "the large four args boy", 20, 21, 22, 23);
[INFO] [stdout]     |     ---------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |             Box::from_raw(child_regs);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |     child_n_args!(child_4_args, "the large four args boy", 20, 21, 22, 23);
[INFO] [stdout]     |     ---------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |             Box::from_raw(parent_regs);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 |     child_n_args!(child_5_args, "the big five args son", 30, 31, 32, 33, 34);
[INFO] [stdout]     |     ------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |             Box::from_raw(child_regs);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 |     child_n_args!(child_5_args, "the big five args son", 30, 31, 32, 33, 34);
[INFO] [stdout]     |     ------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | /     child_n_args!(
[INFO] [stdout] 211 | |         child_6_args,
[INFO] [stdout] 212 | |         "6 args, hahaha long boy",
[INFO] [stdout] 213 | |         40,
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |         45
[INFO] [stdout] 219 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | /     child_n_args!(
[INFO] [stdout] 211 | |         child_6_args,
[INFO] [stdout] 212 | |         "6 args, hahaha long boy",
[INFO] [stdout] 213 | |         40,
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |         45
[INFO] [stdout] 219 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 224 | /     child_n_args!(
[INFO] [stdout] 225 | |         child_7_args,
[INFO] [stdout] 226 | |         "7 args, hahaha long boy",
[INFO] [stdout] 227 | |         50,
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | |         56
[INFO] [stdout] 234 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 224 | /     child_n_args!(
[INFO] [stdout] 225 | |         child_7_args,
[INFO] [stdout] 226 | |         "7 args, hahaha long boy",
[INFO] [stdout] 227 | |         50,
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | |         56
[INFO] [stdout] 234 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 | /     child_n_args!(
[INFO] [stdout] 240 | |         child_8_args,
[INFO] [stdout] 241 | |         "8 args, hahaha long boy",
[INFO] [stdout] 242 | |         60,
[INFO] [stdout] ...   |
[INFO] [stdout] 249 | |         67
[INFO] [stdout] 250 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 | /     child_n_args!(
[INFO] [stdout] 240 | |         child_8_args,
[INFO] [stdout] 241 | |         "8 args, hahaha long boy",
[INFO] [stdout] 242 | |         60,
[INFO] [stdout] ...   |
[INFO] [stdout] 249 | |         67
[INFO] [stdout] 250 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 | /     child_n_args!(
[INFO] [stdout] 256 | |         child_9_args,
[INFO] [stdout] 257 | |         "9 args, hahaha long boy",
[INFO] [stdout] 258 | |         70,
[INFO] [stdout] ...   |
[INFO] [stdout] 266 | |         78
[INFO] [stdout] 267 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 | /     child_n_args!(
[INFO] [stdout] 256 | |         child_9_args,
[INFO] [stdout] 257 | |         "9 args, hahaha long boy",
[INFO] [stdout] 258 | |         70,
[INFO] [stdout] ...   |
[INFO] [stdout] 266 | |         78
[INFO] [stdout] 267 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 272 | /     child_n_args!(
[INFO] [stdout] 273 | |         child_10_args,
[INFO] [stdout] 274 | |         "10 args, hahaha very long boy",
[INFO] [stdout] 275 | |         80,
[INFO] [stdout] ...   |
[INFO] [stdout] 284 | |         89
[INFO] [stdout] 285 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 272 | /     child_n_args!(
[INFO] [stdout] 273 | |         child_10_args,
[INFO] [stdout] 274 | |         "10 args, hahaha very long boy",
[INFO] [stdout] 275 | |         80,
[INFO] [stdout] ...   |
[INFO] [stdout] 284 | |         89
[INFO] [stdout] 285 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:148:40
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("heap")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("heap")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("heap")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:163:40
[INFO] [stdout]     |
[INFO] [stdout] 163 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("heap_mut")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 163 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("heap_mut")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 163 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("heap_mut")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:210:36
[INFO] [stdout]     |
[INFO] [stdout] 210 |             Some(Err(_)) => panic!(TerminationDetails::BorrowError("get_embed_ctx")),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 210 |             Some(Err(_)) => panic!("{:?}", TerminationDetails::BorrowError("get_embed_ctx")),
[INFO] [stdout]     |                                    +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 210 |             Some(Err(_)) => std::panic::panic_any(TerminationDetails::BorrowError("get_embed_ctx")),
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:211:28
[INFO] [stdout]     |
[INFO] [stdout] 211 |             None => panic!(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 211 |             None => panic!("{:?}", TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 211 |             None => std::panic::panic_any(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:225:36
[INFO] [stdout]     |
[INFO] [stdout] 225 |             Some(Err(_)) => panic!(TerminationDetails::BorrowError("get_embed_ctx_mut")),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 225 |             Some(Err(_)) => panic!("{:?}", TerminationDetails::BorrowError("get_embed_ctx_mut")),
[INFO] [stdout]     |                                    +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 225 |             Some(Err(_)) => std::panic::panic_any(TerminationDetails::BorrowError("get_embed_ctx_mut")),
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:226:28
[INFO] [stdout]     |
[INFO] [stdout] 226 |             None => panic!(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 226 |             None => panic!("{:?}", TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 226 |             None => std::panic::panic_any(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:254:40
[INFO] [stdout]     |
[INFO] [stdout] 254 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("globals")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 254 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("globals")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 254 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("globals")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:266:40
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("globals_mut")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("globals_mut")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("globals_mut")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:385:39
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .unwrap_or_else(|| panic!(TerminationDetails::YieldTypeMismatch))
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .unwrap_or_else(|| panic!("{:?}", TerminationDetails::YieldTypeMismatch))
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .unwrap_or_else(|| std::panic::panic_any(TerminationDetails::YieldTypeMismatch))
[INFO] [stdout]     |                                ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 38 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.91s
[INFO] running `Command { std: "docker" "inspect" "09159793c74495c3e7523809698680380d61c894e5f13a6a7fa0b648bd89c588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09159793c74495c3e7523809698680380d61c894e5f13a6a7fa0b648bd89c588", kill_on_drop: false }`
[INFO] [stdout] 09159793c74495c3e7523809698680380d61c894e5f13a6a7fa0b648bd89c588
[INFO] checking lucet-runtime-internals-0.6.1 against try#29596578cb5035fa2b7ac7fbdfea23fab38836e7 for pr-118833-1
[INFO] extracting crate lucet-runtime-internals 0.6.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate lucet-runtime-internals 0.6.1 on toolchain 29596578cb5035fa2b7ac7fbdfea23fab38836e7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+29596578cb5035fa2b7ac7fbdfea23fab38836e7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lucet-runtime-internals 0.6.1
[INFO] finished tweaking crates.io crate lucet-runtime-internals 0.6.1
[INFO] tweaked toml for crates.io crate lucet-runtime-internals 0.6.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+29596578cb5035fa2b7ac7fbdfea23fab38836e7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+29596578cb5035fa2b7ac7fbdfea23fab38836e7" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+29596578cb5035fa2b7ac7fbdfea23fab38836e7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9da1295de66e0914542a6b8bb73083a0259ef443c863849c8632ad87b5f3431
[INFO] running `Command { std: "docker" "start" "-a" "a9da1295de66e0914542a6b8bb73083a0259ef443c863849c8632ad87b5f3431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9da1295de66e0914542a6b8bb73083a0259ef443c863849c8632ad87b5f3431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9da1295de66e0914542a6b8bb73083a0259ef443c863849c8632ad87b5f3431", kill_on_drop: false }`
[INFO] [stdout] a9da1295de66e0914542a6b8bb73083a0259ef443c863849c8632ad87b5f3431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+29596578cb5035fa2b7ac7fbdfea23fab38836e7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cfa6aab412894e84fa2ab90eb880319005c33f649ad6b909d5f0117c43c3865
[INFO] running `Command { std: "docker" "start" "-a" "3cfa6aab412894e84fa2ab90eb880319005c33f649ad6b909d5f0117c43c3865", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling anyhow v1.0.76
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling serde-big-array v0.2.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling thiserror v1.0.51
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking parity-wasm v0.40.3
[INFO] [stderr]    Compiling num-traits v0.2.17
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[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking cranelift-entity v0.51.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rpassword v5.0.1
[INFO] [stderr]     Checking getrandom v0.1.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.10.1
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[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking pbkdf2 v0.6.0
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[INFO] [stderr]     Checking minisign v0.5.23
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling raw-cpuid v6.1.0
[INFO] [stderr]    Compiling lucet-runtime-internals v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling thiserror-impl v1.0.51
[INFO] [stderr]     Checking goblin v0.0.24
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling lucet-runtime-macros v0.6.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling target-lexicon v0.8.1
[INFO] [stderr]     Checking object v0.14.1
[INFO] [stderr]     Checking lucet-module v0.6.1
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign function
[INFO] [stdout]    --> src/instance/state.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     #[no_mangle]
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 172 |     fn strsignal(sig: libc::c_int) -> *mut libc::c_char;
[INFO] [stdout]     |     ---------------------------------------------------- foreign function
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: symbol names in extern blocks are not mangled
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/region/mmap.rs:486:10
[INFO] [stdout]     |
[INFO] [stdout] 486 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign function
[INFO] [stdout]    --> src/instance/state.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     #[no_mangle]
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 172 |     fn strsignal(sig: libc::c_int) -> *mut libc::c_char;
[INFO] [stdout]     |     ---------------------------------------------------- foreign function
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: symbol names in extern blocks are not mangled
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/mod.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |             Box::from_raw(self.internal.as_ptr());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 179 |             let _ = Box::from_raw(self.internal.as_ptr());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/context/mod.rs:399:12
[INFO] [stdout]     |
[INFO] [stdout] 399 |         if backstop_callback != Context::default_backstop_callback {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can very between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: `#[deny(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:148:40
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("heap")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("heap")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("heap")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:163:40
[INFO] [stdout]     |
[INFO] [stdout] 163 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("heap_mut")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 163 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("heap_mut")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 163 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("heap_mut")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:210:36
[INFO] [stdout]     |
[INFO] [stdout] 210 |             Some(Err(_)) => panic!(TerminationDetails::BorrowError("get_embed_ctx")),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 210 |             Some(Err(_)) => panic!("{:?}", TerminationDetails::BorrowError("get_embed_ctx")),
[INFO] [stdout]     |                                    +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 210 |             Some(Err(_)) => std::panic::panic_any(TerminationDetails::BorrowError("get_embed_ctx")),
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:211:28
[INFO] [stdout]     |
[INFO] [stdout] 211 |             None => panic!(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 211 |             None => panic!("{:?}", TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 211 |             None => std::panic::panic_any(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:225:36
[INFO] [stdout]     |
[INFO] [stdout] 225 |             Some(Err(_)) => panic!(TerminationDetails::BorrowError("get_embed_ctx_mut")),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 225 |             Some(Err(_)) => panic!("{:?}", TerminationDetails::BorrowError("get_embed_ctx_mut")),
[INFO] [stdout]     |                                    +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 225 |             Some(Err(_)) => std::panic::panic_any(TerminationDetails::BorrowError("get_embed_ctx_mut")),
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:226:28
[INFO] [stdout]     |
[INFO] [stdout] 226 |             None => panic!(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 226 |             None => panic!("{:?}", TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 226 |             None => std::panic::panic_any(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:254:40
[INFO] [stdout]     |
[INFO] [stdout] 254 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("globals")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 254 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("globals")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 254 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("globals")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:266:40
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("globals_mut")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("globals_mut")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("globals_mut")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:385:39
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .unwrap_or_else(|| panic!(TerminationDetails::YieldTypeMismatch))
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .unwrap_or_else(|| panic!("{:?}", TerminationDetails::YieldTypeMismatch))
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .unwrap_or_else(|| std::panic::panic_any(TerminationDetails::YieldTypeMismatch))
[INFO] [stdout]     |                                ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lucet-runtime-internals` (lib) due to 2 previous errors; 11 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/mod.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |             Box::from_raw(self.internal.as_ptr());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 179 |             let _ = Box::from_raw(self.internal.as_ptr());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/context/mod.rs:399:12
[INFO] [stdout]     |
[INFO] [stdout] 399 |         if backstop_callback != Context::default_backstop_callback {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can very between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: `#[deny(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |               Box::from_raw(parent_regs);
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 | /     test_body!(stack, {
[INFO] [stdout] 70 | |         extern "C" {
[INFO] [stdout] 71 | |             fn arg_printing_child();
[INFO] [stdout] 72 | |         }
[INFO] [stdout] ...  |
[INFO] [stdout] 84 | |         );
[INFO] [stdout] 85 | |     });
[INFO] [stdout]    | |______- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |               Box::from_raw(child_regs);
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 | /     test_body!(stack, {
[INFO] [stdout] 70 | |         extern "C" {
[INFO] [stdout] 71 | |             fn arg_printing_child();
[INFO] [stdout] 72 | |         }
[INFO] [stdout] ...  |
[INFO] [stdout] 84 | |         );
[INFO] [stdout] 85 | |     });
[INFO] [stdout]    | |______- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 46 |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91  | /     test_body!(stack, {
[INFO] [stdout] 92  | |         extern "C" {
[INFO] [stdout] 93  | |             fn arg_printing_child();
[INFO] [stdout] 94  | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 119 | |         );
[INFO] [stdout] 120 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91  | /     test_body!(stack, {
[INFO] [stdout] 92  | |         extern "C" {
[INFO] [stdout] 93  | |             fn arg_printing_child();
[INFO] [stdout] 94  | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 119 | |         );
[INFO] [stdout] 120 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 | /     test_body!(stack, {
[INFO] [stdout] 126 | |         extern "C" {
[INFO] [stdout] 127 | |             fn context_set_child();
[INFO] [stdout] 128 | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | |         );
[INFO] [stdout] 136 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 | /     test_body!(stack, {
[INFO] [stdout] 126 | |         extern "C" {
[INFO] [stdout] 127 | |             fn context_set_child();
[INFO] [stdout] 128 | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | |         );
[INFO] [stdout] 136 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | /     test_body!(stack, {
[INFO] [stdout] 142 | |         extern "C" {
[INFO] [stdout] 143 | |             fn context_set_child();
[INFO] [stdout] 144 | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         );
[INFO] [stdout] 160 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | /     test_body!(stack, {
[INFO] [stdout] 142 | |         extern "C" {
[INFO] [stdout] 143 | |             fn context_set_child();
[INFO] [stdout] 144 | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         );
[INFO] [stdout] 160 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 165 | /     test_body!(stack, {
[INFO] [stdout] 166 | |         extern "C" {
[INFO] [stdout] 167 | |             fn returning_child();
[INFO] [stdout] 168 | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 172 | |         assert_eq!("hello from the child! returning...\n", &get_output());
[INFO] [stdout] 173 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 165 | /     test_body!(stack, {
[INFO] [stdout] 166 | |         extern "C" {
[INFO] [stdout] 167 | |             fn returning_child();
[INFO] [stdout] 168 | |         }
[INFO] [stdout] ...   |
[INFO] [stdout] 172 | |         assert_eq!("hello from the child! returning...\n", &get_output());
[INFO] [stdout] 173 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |             Box::from_raw(parent_regs);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     child_n_args!(child_3_args, "the good three args boy", 10, 11, 12);
[INFO] [stdout]     |     ------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |             Box::from_raw(child_regs);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     child_n_args!(child_3_args, "the good three args boy", 10, 11, 12);
[INFO] [stdout]     |     ------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |             Box::from_raw(parent_regs);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |     child_n_args!(child_4_args, "the large four args boy", 20, 21, 22, 23);
[INFO] [stdout]     |     ---------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |             Box::from_raw(child_regs);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |     child_n_args!(child_4_args, "the large four args boy", 20, 21, 22, 23);
[INFO] [stdout]     |     ---------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |             Box::from_raw(parent_regs);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 |     child_n_args!(child_5_args, "the big five args son", 30, 31, 32, 33, 34);
[INFO] [stdout]     |     ------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |             Box::from_raw(child_regs);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 |     child_n_args!(child_5_args, "the big five args son", 30, 31, 32, 33, 34);
[INFO] [stdout]     |     ------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | /     child_n_args!(
[INFO] [stdout] 211 | |         child_6_args,
[INFO] [stdout] 212 | |         "6 args, hahaha long boy",
[INFO] [stdout] 213 | |         40,
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |         45
[INFO] [stdout] 219 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | /     child_n_args!(
[INFO] [stdout] 211 | |         child_6_args,
[INFO] [stdout] 212 | |         "6 args, hahaha long boy",
[INFO] [stdout] 213 | |         40,
[INFO] [stdout] ...   |
[INFO] [stdout] 218 | |         45
[INFO] [stdout] 219 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 224 | /     child_n_args!(
[INFO] [stdout] 225 | |         child_7_args,
[INFO] [stdout] 226 | |         "7 args, hahaha long boy",
[INFO] [stdout] 227 | |         50,
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | |         56
[INFO] [stdout] 234 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 224 | /     child_n_args!(
[INFO] [stdout] 225 | |         child_7_args,
[INFO] [stdout] 226 | |         "7 args, hahaha long boy",
[INFO] [stdout] 227 | |         50,
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | |         56
[INFO] [stdout] 234 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 | /     child_n_args!(
[INFO] [stdout] 240 | |         child_8_args,
[INFO] [stdout] 241 | |         "8 args, hahaha long boy",
[INFO] [stdout] 242 | |         60,
[INFO] [stdout] ...   |
[INFO] [stdout] 249 | |         67
[INFO] [stdout] 250 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 | /     child_n_args!(
[INFO] [stdout] 240 | |         child_8_args,
[INFO] [stdout] 241 | |         "8 args, hahaha long boy",
[INFO] [stdout] 242 | |         60,
[INFO] [stdout] ...   |
[INFO] [stdout] 249 | |         67
[INFO] [stdout] 250 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 | /     child_n_args!(
[INFO] [stdout] 256 | |         child_9_args,
[INFO] [stdout] 257 | |         "9 args, hahaha long boy",
[INFO] [stdout] 258 | |         70,
[INFO] [stdout] ...   |
[INFO] [stdout] 266 | |         78
[INFO] [stdout] 267 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 | /     child_n_args!(
[INFO] [stdout] 256 | |         child_9_args,
[INFO] [stdout] 257 | |         "9 args, hahaha long boy",
[INFO] [stdout] 258 | |         70,
[INFO] [stdout] ...   |
[INFO] [stdout] 266 | |         78
[INFO] [stdout] 267 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout] 45  |               Box::from_raw(parent_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 272 | /     child_n_args!(
[INFO] [stdout] 273 | |         child_10_args,
[INFO] [stdout] 274 | |         "10 args, hahaha very long boy",
[INFO] [stdout] 275 | |         80,
[INFO] [stdout] ...   |
[INFO] [stdout] 284 | |         89
[INFO] [stdout] 285 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 45  |             let _ = Box::from_raw(parent_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/context/tests/c_child.rs:46:13
[INFO] [stdout]     |
[INFO] [stdout] 46  |               Box::from_raw(child_regs);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 272 | /     child_n_args!(
[INFO] [stdout] 273 | |         child_10_args,
[INFO] [stdout] 274 | |         "10 args, hahaha very long boy",
[INFO] [stdout] 275 | |         80,
[INFO] [stdout] ...   |
[INFO] [stdout] 284 | |         89
[INFO] [stdout] 285 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: this warning originates in the macro `test_body` which comes from the expansion of the macro `child_n_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 46  |             let _ = Box::from_raw(child_regs);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:148:40
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("heap")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("heap")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 148 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("heap")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:163:40
[INFO] [stdout]     |
[INFO] [stdout] 163 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("heap_mut")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 163 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("heap_mut")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 163 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("heap_mut")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:210:36
[INFO] [stdout]     |
[INFO] [stdout] 210 |             Some(Err(_)) => panic!(TerminationDetails::BorrowError("get_embed_ctx")),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 210 |             Some(Err(_)) => panic!("{:?}", TerminationDetails::BorrowError("get_embed_ctx")),
[INFO] [stdout]     |                                    +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 210 |             Some(Err(_)) => std::panic::panic_any(TerminationDetails::BorrowError("get_embed_ctx")),
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:211:28
[INFO] [stdout]     |
[INFO] [stdout] 211 |             None => panic!(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 211 |             None => panic!("{:?}", TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 211 |             None => std::panic::panic_any(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:225:36
[INFO] [stdout]     |
[INFO] [stdout] 225 |             Some(Err(_)) => panic!(TerminationDetails::BorrowError("get_embed_ctx_mut")),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 225 |             Some(Err(_)) => panic!("{:?}", TerminationDetails::BorrowError("get_embed_ctx_mut")),
[INFO] [stdout]     |                                    +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 225 |             Some(Err(_)) => std::panic::panic_any(TerminationDetails::BorrowError("get_embed_ctx_mut")),
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:226:28
[INFO] [stdout]     |
[INFO] [stdout] 226 |             None => panic!(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 226 |             None => panic!("{:?}", TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                            +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 226 |             None => std::panic::panic_any(TerminationDetails::CtxNotFound),
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:254:40
[INFO] [stdout]     |
[INFO] [stdout] 254 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("globals")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 254 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("globals")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 254 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("globals")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:266:40
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .unwrap_or_else(|_| panic!(TerminationDetails::BorrowError("globals_mut")));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .unwrap_or_else(|_| panic!("{:?}", TerminationDetails::BorrowError("globals_mut")));
[INFO] [stdout]     |                                        +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .unwrap_or_else(|_| std::panic::panic_any(TerminationDetails::BorrowError("globals_mut")));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vmctx.rs:385:39
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .unwrap_or_else(|| panic!(TerminationDetails::YieldTypeMismatch))
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `TerminationDetails`
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .unwrap_or_else(|| panic!("{:?}", TerminationDetails::YieldTypeMismatch))
[INFO] [stdout]     |                                       +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .unwrap_or_else(|| std::panic::panic_any(TerminationDetails::YieldTypeMismatch))
[INFO] [stdout]     |                                ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 38 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lucet-runtime-internals` (lib test) due to 2 previous errors; 38 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3cfa6aab412894e84fa2ab90eb880319005c33f649ad6b909d5f0117c43c3865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cfa6aab412894e84fa2ab90eb880319005c33f649ad6b909d5f0117c43c3865", kill_on_drop: false }`
[INFO] [stdout] 3cfa6aab412894e84fa2ab90eb880319005c33f649ad6b909d5f0117c43c3865
