[INFO] fetching crate lucet-runtime-internals 0.6.1...
[INFO] building lucet-runtime-internals-0.6.1 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate lucet-runtime-internals 0.6.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate lucet-runtime-internals 0.6.1 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6350dac90fee7e3641284458c063ceb5d67a8e7a5a353e873af57d174caa92d5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6350dac90fee7e3641284458c063ceb5d67a8e7a5a353e873af57d174caa92d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6350dac90fee7e3641284458c063ceb5d67a8e7a5a353e873af57d174caa92d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6350dac90fee7e3641284458c063ceb5d67a8e7a5a353e873af57d174caa92d5", kill_on_drop: false }`
[INFO] [stdout] 6350dac90fee7e3641284458c063ceb5d67a8e7a5a353e873af57d174caa92d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ed8aa2deec214b09520c312159ed8d907dcf186bebf03e9e6321ae28326c7943
[INFO] running `Command { std: "docker" "start" "-a" "ed8aa2deec214b09520c312159ed8d907dcf186bebf03e9e6321ae28326c7943", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cpufeatures v0.1.4
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling serde-big-array v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling parity-wasm v0.40.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling cranelift-entity v0.51.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rpassword v5.0.1
[INFO] [stderr]    Compiling getrandom v0.1.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling crypto-mac v0.10.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.5
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling pbkdf2 v0.6.0
[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 salsa20 v0.7.2
[INFO] [stderr]    Compiling scrypt v0.5.0
[INFO] [stderr]    Compiling minisign v0.5.23
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]    Compiling goblin v0.0.24
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling lucet-runtime-macros v0.6.1
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling target-lexicon v0.8.1
[INFO] [stderr]    Compiling object v0.14.1
[INFO] [stderr]    Compiling lucet-module v0.6.1
[INFO] [stdout] warning: attribute should be applied to a function or static
[INFO] [stdout]    --> src/instance/state.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     #[no_mangle]
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 172 |     fn strsignal(sig: libc::c_int) -> *mut libc::c_char;
[INFO] [stdout]     |     ---------------------------------------------------- not a function or static
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[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] 
[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: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "ed8aa2deec214b09520c312159ed8d907dcf186bebf03e9e6321ae28326c7943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed8aa2deec214b09520c312159ed8d907dcf186bebf03e9e6321ae28326c7943", kill_on_drop: false }`
[INFO] [stdout] ed8aa2deec214b09520c312159ed8d907dcf186bebf03e9e6321ae28326c7943
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 315e8b263a4ee551377aaa1afa0dc0e0af426331029d727690fff47f35e54035
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "315e8b263a4ee551377aaa1afa0dc0e0af426331029d727690fff47f35e54035", kill_on_drop: false }`
[INFO] [stderr]    Compiling lucet-runtime-internals v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: attribute should be applied to a function or static
[INFO] [stdout]    --> src/instance/state.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     #[no_mangle]
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 172 |     fn strsignal(sig: libc::c_int) -> *mut libc::c_char;
[INFO] [stdout]     |     ---------------------------------------------------- not a function or static
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[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] 
[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: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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: 10 warnings emitted
[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: attribute should be applied to a function or static
[INFO] [stdout]    --> src/instance/state.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     #[no_mangle]
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 172 |     fn strsignal(sig: libc::c_int) -> *mut libc::c_char;
[INFO] [stdout]     |     ---------------------------------------------------- not a function or static
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[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] 
[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: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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 is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "315e8b263a4ee551377aaa1afa0dc0e0af426331029d727690fff47f35e54035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "315e8b263a4ee551377aaa1afa0dc0e0af426331029d727690fff47f35e54035", kill_on_drop: false }`
[INFO] [stdout] 315e8b263a4ee551377aaa1afa0dc0e0af426331029d727690fff47f35e54035
