[INFO] fetching crate jsyc-compiler 0.1.0...
[INFO] testing jsyc-compiler-0.1.0 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate jsyc-compiler 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate jsyc-compiler 0.1.0
[INFO] finished tweaking crates.io crate jsyc-compiler 0.1.0
[INFO] tweaked toml for crates.io crate jsyc-compiler 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate jsyc-compiler 0.1.0 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.10.1 (available: v0.22.1)
[INFO] [stderr]       Adding resast v0.2.1 (available: v0.5.0)
[INFO] [stderr]       Adding ressa v0.5.2 (available: v0.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unic-char-range v0.7.0
[INFO] [stderr]   Downloaded unic-ucd-version v0.7.0
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[INFO] [stderr]   Downloaded unic-common v0.7.0
[INFO] [stderr]   Downloaded resast v0.2.1
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[INFO] [stderr]   Downloaded ressa v0.5.2
[INFO] [stderr]   Downloaded ress v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5122228b193d3d0735861ba457df9c0b8ff454143bfc57ba1efba45d79073c41
[INFO] running `Command { std: "docker" "start" "-a" "5122228b193d3d0735861ba457df9c0b8ff454143bfc57ba1efba45d79073c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5122228b193d3d0735861ba457df9c0b8ff454143bfc57ba1efba45d79073c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5122228b193d3d0735861ba457df9c0b8ff454143bfc57ba1efba45d79073c41", kill_on_drop: false }`
[INFO] [stdout] 5122228b193d3d0735861ba457df9c0b8ff454143bfc57ba1efba45d79073c41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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_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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82f80918bf9f67af9ca8326d56ac49fdd90eff3b502796c76ad75d197f85a659
[INFO] running `Command { std: "docker" "start" "-a" "82f80918bf9f67af9ca8326d56ac49fdd90eff3b502796c76ad75d197f85a659", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling unic-char-range v0.7.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unic-common v0.7.0
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling resast v0.2.1
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling unic-char-property v0.7.0
[INFO] [stderr]    Compiling unic-ucd-version v0.7.0
[INFO] [stderr]    Compiling unic-ucd-ident v0.7.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling ress v0.6.3
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling ressa v0.5.2
[INFO] [stderr]    Compiling jsyc-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/bytecode.rs:576:52
[INFO] [stdout]     |
[INFO] [stdout] 576 |                 BytecodeElement::Operation(cmd) => (cmd.instruction == Instruction::ReturnBytecodeFunc),
[INFO] [stdout]     |                                                    ^                                                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 576 -                 BytecodeElement::Operation(cmd) => (cmd.instruction == Instruction::ReturnBytecodeFunc),
[INFO] [stdout] 576 +                 BytecodeElement::Operation(cmd) => cmd.instruction == Instruction::ReturnBytecodeFunc ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:53:32
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `used_decls` is never read
[INFO] [stdout]   --> src/compiler.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct BytecodeFunction
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     used_decls: Option<Vec<Register>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BytecodeFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> src/bytecode.rs:344:33
[INFO] [stdout]     |
[INFO] [stdout] 344 |             panic!("The string '{}' is too long. Encoded string may only have 65536 charachters.");
[INFO] [stdout]     |                                 ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 344 |             panic!("The string '{}' is too long. Encoded string may only have 65536 charachters.", ...);
[INFO] [stdout]     |                                                                                                  +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 344 |             panic!("{}", "The string '{}' is too long. Encoded string may only have 65536 charachters.");
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/instruction_set.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |                   VARINTS.into_iter()
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 | / make_enum_helper!(
[INFO] [stdout] 74 | | enum CommonLiteral
[INFO] [stdout] 75 | | {
[INFO] [stdout] 76 | |     Num0,
[INFO] [stdout] ...  |
[INFO] [stdout] 80 | | });
[INFO] [stdout]    | |__- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `make_enum_helper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 23 -                 VARINTS.into_iter()
[INFO] [stdout] 23 +                 VARINTS.iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 23 -                 VARINTS.into_iter()
[INFO] [stdout] 23 +                 IntoIterator::into_iter(VARINTS)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/instruction_set.rs:23:25
[INFO] [stdout]     |
[INFO] [stdout]  23 |                   VARINTS.into_iter()
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 | / make_enum_helper!(
[INFO] [stdout] 124 | | enum ReservedeRegister {
[INFO] [stdout] 125 | |     BytecodePointer,
[INFO] [stdout] 126 | |     BytecodeFuncReturn,
[INFO] [stdout] 127 | |     TrashRegister
[INFO] [stdout] 128 | | });
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: this warning originates in the macro `make_enum_helper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout]  23 -                 VARINTS.into_iter()
[INFO] [stdout]  23 +                 VARINTS.iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout]  23 -                 VARINTS.into_iter()
[INFO] [stdout]  23 +                 IntoIterator::into_iter(VARINTS)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.43s
[INFO] running `Command { std: "docker" "inspect" "82f80918bf9f67af9ca8326d56ac49fdd90eff3b502796c76ad75d197f85a659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f80918bf9f67af9ca8326d56ac49fdd90eff3b502796c76ad75d197f85a659", kill_on_drop: false }`
[INFO] [stdout] 82f80918bf9f67af9ca8326d56ac49fdd90eff3b502796c76ad75d197f85a659
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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_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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21a556a5f7f6f080fdad45f7d264e375376ac23f89ccdc622ddd0bbe1f4d9ae0
[INFO] running `Command { std: "docker" "start" "-a" "21a556a5f7f6f080fdad45f7d264e375376ac23f89ccdc622ddd0bbe1f4d9ae0", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/bytecode.rs:576:52
[INFO] [stdout]     |
[INFO] [stdout] 576 |                 BytecodeElement::Operation(cmd) => (cmd.instruction == Instruction::ReturnBytecodeFunc),
[INFO] [stdout]     |                                                    ^                                                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 576 -                 BytecodeElement::Operation(cmd) => (cmd.instruction == Instruction::ReturnBytecodeFunc),
[INFO] [stdout] 576 +                 BytecodeElement::Operation(cmd) => cmd.instruction == Instruction::ReturnBytecodeFunc ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:53:32
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `used_decls` is never read
[INFO] [stdout]   --> src/compiler.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct BytecodeFunction
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     used_decls: Option<Vec<Register>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BytecodeFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> src/bytecode.rs:344:33
[INFO] [stdout]     |
[INFO] [stdout] 344 |             panic!("The string '{}' is too long. Encoded string may only have 65536 charachters.");
[INFO] [stdout]     |                                 ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 344 |             panic!("The string '{}' is too long. Encoded string may only have 65536 charachters.", ...);
[INFO] [stdout]     |                                                                                                  +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 344 |             panic!("{}", "The string '{}' is too long. Encoded string may only have 65536 charachters.");
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/instruction_set.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |                   VARINTS.into_iter()
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 | / make_enum_helper!(
[INFO] [stdout] 74 | | enum CommonLiteral
[INFO] [stdout] 75 | | {
[INFO] [stdout] 76 | |     Num0,
[INFO] [stdout] ...  |
[INFO] [stdout] 80 | | });
[INFO] [stdout]    | |__- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `make_enum_helper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 23 -                 VARINTS.into_iter()
[INFO] [stdout] 23 +                 VARINTS.iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 23 -                 VARINTS.into_iter()
[INFO] [stdout] 23 +                 IntoIterator::into_iter(VARINTS)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/instruction_set.rs:23:25
[INFO] [stdout]     |
[INFO] [stdout]  23 |                   VARINTS.into_iter()
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 | / make_enum_helper!(
[INFO] [stdout] 124 | | enum ReservedeRegister {
[INFO] [stdout] 125 | |     BytecodePointer,
[INFO] [stdout] 126 | |     BytecodeFuncReturn,
[INFO] [stdout] 127 | |     TrashRegister
[INFO] [stdout] 128 | | });
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: this warning originates in the macro `make_enum_helper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout]  23 -                 VARINTS.into_iter()
[INFO] [stdout]  23 +                 VARINTS.iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout]  23 -                 VARINTS.into_iter()
[INFO] [stdout]  23 +                 IntoIterator::into_iter(VARINTS)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling jsyc-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/bytecode.rs:576:52
[INFO] [stdout]     |
[INFO] [stdout] 576 |                 BytecodeElement::Operation(cmd) => (cmd.instruction == Instruction::ReturnBytecodeFunc),
[INFO] [stdout]     |                                                    ^                                                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 576 -                 BytecodeElement::Operation(cmd) => (cmd.instruction == Instruction::ReturnBytecodeFunc),
[INFO] [stdout] 576 +                 BytecodeElement::Operation(cmd) => cmd.instruction == Instruction::ReturnBytecodeFunc ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:53:32
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `used_decls` is never read
[INFO] [stdout]   --> src/compiler.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct BytecodeFunction
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     used_decls: Option<Vec<Register>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BytecodeFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> src/bytecode.rs:344:33
[INFO] [stdout]     |
[INFO] [stdout] 344 |             panic!("The string '{}' is too long. Encoded string may only have 65536 charachters.");
[INFO] [stdout]     |                                 ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 344 |             panic!("The string '{}' is too long. Encoded string may only have 65536 charachters.", ...);
[INFO] [stdout]     |                                                                                                  +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 344 |             panic!("{}", "The string '{}' is too long. Encoded string may only have 65536 charachters.");
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/instruction_set.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |                   VARINTS.into_iter()
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 | /     make_enum_helper!(
[INFO] [stdout] 36 | |         enum TestEnumA {
[INFO] [stdout] 37 | |             A,
[INFO] [stdout] 38 | |             B,
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |     );
[INFO] [stdout]    | |_____- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `make_enum_helper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 23 -                 VARINTS.into_iter()
[INFO] [stdout] 23 +                 VARINTS.iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 23 -                 VARINTS.into_iter()
[INFO] [stdout] 23 +                 IntoIterator::into_iter(VARINTS)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/instruction_set.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |                   VARINTS.into_iter()
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 | /     make_enum_helper!(
[INFO] [stdout] 57 | |         enum TestEnumB {
[INFO] [stdout] 58 | |             A
[INFO] [stdout] 59 | |         }
[INFO] [stdout] 60 | |     );
[INFO] [stdout]    | |_____- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: this warning originates in the macro `make_enum_helper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 23 -                 VARINTS.into_iter()
[INFO] [stdout] 23 +                 VARINTS.iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 23 -                 VARINTS.into_iter()
[INFO] [stdout] 23 +                 IntoIterator::into_iter(VARINTS)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/instruction_set.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |                   VARINTS.into_iter()
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 | / make_enum_helper!(
[INFO] [stdout] 74 | | enum CommonLiteral
[INFO] [stdout] 75 | | {
[INFO] [stdout] 76 | |     Num0,
[INFO] [stdout] ...  |
[INFO] [stdout] 80 | | });
[INFO] [stdout]    | |__- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: this warning originates in the macro `make_enum_helper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 23 -                 VARINTS.into_iter()
[INFO] [stdout] 23 +                 VARINTS.iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 23 -                 VARINTS.into_iter()
[INFO] [stdout] 23 +                 IntoIterator::into_iter(VARINTS)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/instruction_set.rs:23:25
[INFO] [stdout]     |
[INFO] [stdout]  23 |                   VARINTS.into_iter()
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 | / make_enum_helper!(
[INFO] [stdout] 124 | | enum ReservedeRegister {
[INFO] [stdout] 125 | |     BytecodePointer,
[INFO] [stdout] 126 | |     BytecodeFuncReturn,
[INFO] [stdout] 127 | |     TrashRegister
[INFO] [stdout] 128 | | });
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: this warning originates in the macro `make_enum_helper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout]  23 -                 VARINTS.into_iter()
[INFO] [stdout]  23 +                 VARINTS.iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout]  23 -                 VARINTS.into_iter()
[INFO] [stdout]  23 +                 IntoIterator::into_iter(VARINTS)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "21a556a5f7f6f080fdad45f7d264e375376ac23f89ccdc622ddd0bbe1f4d9ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a556a5f7f6f080fdad45f7d264e375376ac23f89ccdc622ddd0bbe1f4d9ae0", kill_on_drop: false }`
[INFO] [stdout] 21a556a5f7f6f080fdad45f7d264e375376ac23f89ccdc622ddd0bbe1f4d9ae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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_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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 140a396700b223ba50de20c9eecb4d1d832f2a2bbc8c0fbbae7fc5856b26f939
[INFO] running `Command { std: "docker" "start" "-a" "140a396700b223ba50de20c9eecb4d1d832f2a2bbc8c0fbbae7fc5856b26f939", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]    --> src/bytecode.rs:576:52
[INFO] [stderr]     |
[INFO] [stderr] 576 |                 BytecodeElement::Operation(cmd) => (cmd.instruction == Instruction::ReturnBytecodeFunc),
[INFO] [stderr]     |                                                    ^                                                  ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 576 -                 BytecodeElement::Operation(cmd) => (cmd.instruction == Instruction::ReturnBytecodeFunc),
[INFO] [stderr] 576 +                 BytecodeElement::Operation(cmd) => cmd.instruction == Instruction::ReturnBytecodeFunc ,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:53:32
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stderr]    |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: field `used_decls` is never read
[INFO] [stderr]   --> src/compiler.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct BytecodeFunction
[INFO] [stderr]    |        ---------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 23 |     used_decls: Option<Vec<Register>>,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BytecodeFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message contains an unused formatting placeholder
[INFO] [stderr]    --> src/bytecode.rs:344:33
[INFO] [stderr]     |
[INFO] [stderr] 344 |             panic!("The string '{}' is too long. Encoded string may only have 65536 charachters.");
[INFO] [stderr]     |                                 ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: add the missing argument
[INFO] [stderr]     |
[INFO] [stderr] 344 |             panic!("The string '{}' is too long. Encoded string may only have 65536 charachters.", ...);
[INFO] [stderr]     |                                                                                                  +++++
[INFO] [stderr] help: or add a "{}" format string to use the message literally
[INFO] [stderr]     |
[INFO] [stderr] 344 |             panic!("{}", "The string '{}' is too long. Encoded string may only have 65536 charachters.");
[INFO] [stderr]     |                    +++++
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]   --> src/instruction_set.rs:23:25
[INFO] [stderr]    |
[INFO] [stderr] 23 |                   VARINTS.into_iter()
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 73 | / make_enum_helper!(
[INFO] [stderr] 74 | | enum CommonLiteral
[INFO] [stderr] 75 | | {
[INFO] [stderr] 76 | |     Num0,
[INFO] [stderr] ...  |
[INFO] [stderr] 80 | | });
[INFO] [stderr]    | |__- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr]    = note: this warning originates in the macro `make_enum_helper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 23 -                 VARINTS.into_iter()
[INFO] [stderr] 23 +                 VARINTS.iter()
[INFO] [stderr]    |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 23 -                 VARINTS.into_iter()
[INFO] [stderr] 23 +                 IntoIterator::into_iter(VARINTS)
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]    --> src/instruction_set.rs:23:25
[INFO] [stderr]     |
[INFO] [stderr]  23 |                   VARINTS.into_iter()
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 123 | / make_enum_helper!(
[INFO] [stderr] 124 | | enum ReservedeRegister {
[INFO] [stderr] 125 | |     BytecodePointer,
[INFO] [stderr] 126 | |     BytecodeFuncReturn,
[INFO] [stderr] 127 | |     TrashRegister
[INFO] [stderr] 128 | | });
[INFO] [stderr]     | |__- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]     = note: this warning originates in the macro `make_enum_helper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr]  23 -                 VARINTS.into_iter()
[INFO] [stderr]  23 +                 VARINTS.iter()
[INFO] [stderr]     |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr]  23 -                 VARINTS.into_iter()
[INFO] [stderr]  23 +                 IntoIterator::into_iter(VARINTS)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `jsyc-compiler` (lib) generated 6 warnings (run `cargo fix --lib -p jsyc-compiler` to apply 5 suggestions)
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]   --> src/instruction_set.rs:23:25
[INFO] [stderr]    |
[INFO] [stderr] 23 |                   VARINTS.into_iter()
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 | /     make_enum_helper!(
[INFO] [stderr] 36 | |         enum TestEnumA {
[INFO] [stderr] 37 | |             A,
[INFO] [stderr] 38 | |             B,
[INFO] [stderr] ...  |
[INFO] [stderr] 41 | |     );
[INFO] [stderr]    | |_____- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr]    = note: this warning originates in the macro `make_enum_helper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 23 -                 VARINTS.into_iter()
[INFO] [stderr] 23 +                 VARINTS.iter()
[INFO] [stderr]    |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 23 -                 VARINTS.into_iter()
[INFO] [stderr] 23 +                 IntoIterator::into_iter(VARINTS)
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]   --> src/instruction_set.rs:23:25
[INFO] [stderr]    |
[INFO] [stderr] 23 |                   VARINTS.into_iter()
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 | /     make_enum_helper!(
[INFO] [stderr] 57 | |         enum TestEnumB {
[INFO] [stderr] 58 | |             A
[INFO] [stderr] 59 | |         }
[INFO] [stderr] 60 | |     );
[INFO] [stderr]    | |_____- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]    = note: this warning originates in the macro `make_enum_helper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 23 -                 VARINTS.into_iter()
[INFO] [stderr] 23 +                 VARINTS.iter()
[INFO] [stderr]    |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 23 -                 VARINTS.into_iter()
[INFO] [stderr] 23 +                 IntoIterator::into_iter(VARINTS)
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]   --> src/instruction_set.rs:23:25
[INFO] [stderr]    |
[INFO] [stderr] 23 |                   VARINTS.into_iter()
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 73 | / make_enum_helper!(
[INFO] [stderr] 74 | | enum CommonLiteral
[INFO] [stderr] 75 | | {
[INFO] [stderr] 76 | |     Num0,
[INFO] [stderr] ...  |
[INFO] [stderr] 80 | | });
[INFO] [stderr]    | |__- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]    = note: this warning originates in the macro `make_enum_helper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 23 -                 VARINTS.into_iter()
[INFO] [stderr] 23 +                 VARINTS.iter()
[INFO] [stderr]    |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 23 -                 VARINTS.into_iter()
[INFO] [stderr] 23 +                 IntoIterator::into_iter(VARINTS)
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `jsyc-compiler` (lib test) generated 8 warnings (5 duplicates) (run `cargo fix --lib -p jsyc-compiler --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jsyc_compiler-04d6829b10bf333f)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test bytecode::test_encode_float_num ... ok
[INFO] [stdout] test bytecode::test_encode_registers_array ... ok
[INFO] [stdout] test bytecode::test_encode_long_num ... ok
[INFO] [stdout] test bytecode::test_format_print ... ok
[INFO] [stdout] test bytecode::test_encode_string ... ok
[INFO] [stdout] test bytecode::test_instrution_to_byte ... ok
[INFO] [stdout] test bytecode::test_last_op_is_return ... ok
[INFO] [stdout] test compiler::test_bytecode_compile_var_decl ... ok
[INFO] [stdout] test scope::test_scopes ... ok
[INFO] [stdout] test instruction_set::test_make_enum_helper ... ok
[INFO] [stdout] test bytecode::test_command ... ok
[INFO] [stdout] test bytecode::test_bytecode_literal_from_literal ... ok
[INFO] [stdout] test bytecode::test_bytecode_to_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-3b4ac361ab98a273)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test_array_expr ... ok
[INFO] [stdout] test test_compile_empty_js ... ok
[INFO] [stdout] test test_compiler_api ... ok
[INFO] [stdout] test test_assigmnet_expr ... ok
[INFO] [stdout] test test_member_expr ... ok
[INFO] [stdout] test test_cond_expr ... ok
[INFO] [stdout] test test_compile_js_decls ... ok
[INFO] [stdout] test test_unary_expr ... ok
[INFO] [stdout] test test_unsupported_exprs ... ok
[INFO] [stdout] test test_compile_js_func_call ... ok
[INFO] [stdout] test test_jump_stmts ... ok
[INFO] [stdout] test test_bytecode_func_calls ... ok
[INFO] [stdout] test test_unsupported_stmts ... ok
[INFO] [stderr]    Doc-tests jsyc_compiler
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]    --> src/bytecode.rs:576:52
[INFO] [stderr]     |
[INFO] [stderr] 576 |                 BytecodeElement::Operation(cmd) => (cmd.instruction == Instruction::ReturnBytecodeFunc),
[INFO] [stderr]     |                                                    ^                                                  ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 576 -                 BytecodeElement::Operation(cmd) => (cmd.instruction == Instruction::ReturnBytecodeFunc),
[INFO] [stderr] 576 +                 BytecodeElement::Operation(cmd) => cmd.instruction == Instruction::ReturnBytecodeFunc ,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/bytecode.rs - bytecode::Bytecode (line 509) ... ok
[INFO] [stdout] test src/compiler.rs - compiler::BytecodeCompiler (line 94) ... ok
[INFO] [stdout] test src/jshelper.rs - jshelper::JSAst (line 29) ... ok
[INFO] [stdout] test src/compiler.rs - compiler::BytecodeCompiler::compile (line 152) ... ok
[INFO] [stdout] test src/bytecode.rs - bytecode::Operation (line 438) ... ok
[INFO] [stdout] test src/jshelper.rs - jshelper::JSSourceCode (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "140a396700b223ba50de20c9eecb4d1d832f2a2bbc8c0fbbae7fc5856b26f939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "140a396700b223ba50de20c9eecb4d1d832f2a2bbc8c0fbbae7fc5856b26f939", kill_on_drop: false }`
[INFO] [stdout] 140a396700b223ba50de20c9eecb4d1d832f2a2bbc8c0fbbae7fc5856b26f939
