[INFO] cloning repository https://github.com/SED4906/wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SED4906/wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSED4906%2Fwasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSED4906%2Fwasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f19511a9d2937a7e81e728eb5b5ef77bed7ce619
[INFO] checking SED4906/wasm against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSED4906%2Fwasm" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SED4906/wasm
[INFO] finished tweaking git repo https://github.com/SED4906/wasm
[INFO] tweaked toml for git repo https://github.com/SED4906/wasm written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SED4906/wasm on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SED4906/wasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3944a2d4a068ee0118519d540a28e23798614557c8ff860d279d26eba9f0548
[INFO] running `Command { std: "docker" "start" "-a" "f3944a2d4a068ee0118519d540a28e23798614557c8ff860d279d26eba9f0548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3944a2d4a068ee0118519d540a28e23798614557c8ff860d279d26eba9f0548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3944a2d4a068ee0118519d540a28e23798614557c8ff860d279d26eba9f0548", kill_on_drop: false }`
[INFO] [stdout] f3944a2d4a068ee0118519d540a28e23798614557c8ff860d279d26eba9f0548
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8508c0cbfad94b1d2cbbb228c37c6b5dff4877fefb4fb4b2602709d6b24d7d15
[INFO] running `Command { std: "docker" "start" "-a" "8508c0cbfad94b1d2cbbb228c37c6b5dff4877fefb4fb4b2602709d6b24d7d15", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling winnow v0.5.34
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling toml_edit v0.21.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.32
[INFO] [stderr]    Compiling proc-macro-crate v3.0.0
[INFO] [stderr]    Compiling num_enum_derive v0.7.2
[INFO] [stderr]     Checking num_enum v0.7.2
[INFO] [stderr]     Checking wasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `alloc::vec::Vec`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use alloc::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BlockType`, `ExtendedOpcode1`, `ExtendedOpcode2`, `FuncIndex`, `LabelIndex`, `Opcode`, `TableIndex`, `TypeIndex`, and `ValueType`
[INFO] [stdout]  --> src/parser.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...des::{ExtendedOpcode1, ExtendedOpcode2, Opcode}, types::{BlockType, LabelIndex, FuncIndex, TypeIndex, TableIndex, ValueType}};
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^           ^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::vec::Vec`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use alloc::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm` (lib test) due to 1 previous error; 10 warnings emitted
[INFO] [stdout] warning: unused imports: `BlockType`, `ExtendedOpcode1`, `ExtendedOpcode2`, `FuncIndex`, `LabelIndex`, `Opcode`, `TableIndex`, `TypeIndex`, and `ValueType`
[INFO] [stdout]  --> src/parser.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...des::{ExtendedOpcode1, ExtendedOpcode2, Opcode}, types::{BlockType, LabelIndex, FuncIndex, TypeIndex, TableIndex, ValueType}};
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^           ^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `stack`
[INFO] [stdout]   --> src/instruction.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn i_loop(stack: &mut Stack) {
[INFO] [stdout]    |           ^^^^^ help: if this is intentional, prefix it with an underscore: `_stack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Executor` is never constructed
[INFO] [stdout]   --> src/lib.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Executor<'a> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parser` is never constructed
[INFO] [stdout]  --> src/parser.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Parser<'a> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `consume_byte`, `peek_byte`, `consume_while`, and `consume_leb128` are never used
[INFO] [stdout]   --> src/parser.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Parser<'_> {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 11 |     pub fn consume_byte(&mut self) -> Result<u8, ParserError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn peek_byte(&mut self) -> Result<u8, ParserError> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn consume_while(&mut self, pred: impl Fn(u8) -> bool) -> Result<Vec<u8>, ParserError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn consume_leb128(&mut self, bits: usize, signed: bool) -> Result<u128,ParserError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParserError` is never used
[INFO] [stdout]   --> src/parser.rs:47:6
[INFO] [stdout]    |
[INFO] [stdout] 47 | enum ParserError {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Stack` is never constructed
[INFO] [stdout]  --> src/stack.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Stack {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i_unreachable` is never used
[INFO] [stdout]  --> src/instruction.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn i_unreachable(_stack: &mut Stack) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i_nop` is never used
[INFO] [stdout]  --> src/instruction.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn i_nop(_stack: &mut Stack) {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i_loop` is never used
[INFO] [stdout]   --> src/instruction.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn i_loop(stack: &mut Stack) {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stack`
[INFO] [stdout]   --> src/instruction.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn i_loop(stack: &mut Stack) {
[INFO] [stdout]    |           ^^^^^ help: if this is intentional, prefix it with an underscore: `_stack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Executor` is never constructed
[INFO] [stdout]   --> src/lib.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Executor<'a> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parser` is never constructed
[INFO] [stdout]  --> src/parser.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Parser<'a> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `consume_byte`, `peek_byte`, `consume_while`, and `consume_leb128` are never used
[INFO] [stdout]   --> src/parser.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Parser<'_> {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 11 |     pub fn consume_byte(&mut self) -> Result<u8, ParserError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn peek_byte(&mut self) -> Result<u8, ParserError> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn consume_while(&mut self, pred: impl Fn(u8) -> bool) -> Result<Vec<u8>, ParserError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn consume_leb128(&mut self, bits: usize, signed: bool) -> Result<u128,ParserError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParserError` is never used
[INFO] [stdout]   --> src/parser.rs:47:6
[INFO] [stdout]    |
[INFO] [stdout] 47 | enum ParserError {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Stack` is never constructed
[INFO] [stdout]  --> src/stack.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Stack {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i_unreachable` is never used
[INFO] [stdout]  --> src/instruction.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn i_unreachable(_stack: &mut Stack) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i_nop` is never used
[INFO] [stdout]  --> src/instruction.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn i_nop(_stack: &mut Stack) {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i_loop` is never used
[INFO] [stdout]   --> src/instruction.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn i_loop(stack: &mut Stack) {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm` (lib) due to 1 previous error; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8508c0cbfad94b1d2cbbb228c37c6b5dff4877fefb4fb4b2602709d6b24d7d15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8508c0cbfad94b1d2cbbb228c37c6b5dff4877fefb4fb4b2602709d6b24d7d15", kill_on_drop: false }`
[INFO] [stdout] 8508c0cbfad94b1d2cbbb228c37c6b5dff4877fefb4fb4b2602709d6b24d7d15
