[INFO] cloning repository https://github.com/codillon/wasmfun
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codillon/wasmfun" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodillon%2Fwasmfun", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodillon%2Fwasmfun'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05b020b859f5e6d9294d0e4ef3a27c6ef6ee0b7d
[INFO] checking codillon/wasmfun against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodillon%2Fwasmfun" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/codillon/wasmfun
[INFO] finished tweaking git repo https://github.com/codillon/wasmfun
[INFO] tweaked toml for git repo https://github.com/codillon/wasmfun written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/codillon/wasmfun on toolchain f3d95de532264a1215023baa665c0028aecf74b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/codillon/wasmfun 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" "+f3d95de532264a1215023baa665c0028aecf74b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking codillon/wasmfun against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodillon%2Fwasmfun" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/codillon/wasmfun
[INFO] finished tweaking git repo https://github.com/codillon/wasmfun
[INFO] tweaked toml for git repo https://github.com/codillon/wasmfun written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/codillon/wasmfun on toolchain f3d95de532264a1215023baa665c0028aecf74b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/codillon/wasmfun 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" "+f3d95de532264a1215023baa665c0028aecf74b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wit-smith v0.235.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14153e85a98dbc416086e080762fac010e04e20196acfefff33cefc7466812a8
[INFO] running `Command { std: "docker" "start" "-a" "14153e85a98dbc416086e080762fac010e04e20196acfefff33cefc7466812a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14153e85a98dbc416086e080762fac010e04e20196acfefff33cefc7466812a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14153e85a98dbc416086e080762fac010e04e20196acfefff33cefc7466812a8", kill_on_drop: false }`
[INFO] [stdout] 14153e85a98dbc416086e080762fac010e04e20196acfefff33cefc7466812a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 417c692d321eb0b50d55f575893dc50506671c0cc14b487fa35baaa34cf972b7
[INFO] running `Command { std: "docker" "start" "-a" "417c692d321eb0b50d55f575893dc50506671c0cc14b487fa35baaa34cf972b7", kill_on_drop: false }`
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[INFO] [stderr]     Checking stable_deref_trait v1.2.0
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[INFO] [stderr]    Compiling object v0.36.7
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[INFO] [stderr]    Compiling derive_arbitrary v1.4.1
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[INFO] [stderr]     Checking wasmprinter v0.235.0
[INFO] [stderr]     Checking wast v235.0.0
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[INFO] [stderr]     Checking wit-component v0.235.0
[INFO] [stderr]     Checking wit-encoder v0.235.0
[INFO] [stderr]     Checking wit-smith v0.235.0
[INFO] [stderr]     Checking pipeline v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils.rs:278:17
[INFO] [stdout]     |
[INFO] [stdout] 278 |             let mut func_validator: wasmparser::FuncValidator<wasmparser::ValidatorResources> =
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/utils.rs:277:53
[INFO] [stdout]     |
[INFO] [stdout] 277 |         if let wasmparser::ValidPayload::Func(func, body) = validator.payload(&payload?)? {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func_validator`
[INFO] [stdout]    --> src/utils.rs:278:17
[INFO] [stdout]     |
[INFO] [stdout] 278 |             let mut func_validator: wasmparser::FuncValidator<wasmparser::ValidatorResources> =
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_validator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/utils.rs:281:18
[INFO] [stdout]     |
[INFO] [stdout] 281 |             for (idx, func) in ops.iter().enumerate() {}
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func`
[INFO] [stdout]    --> src/utils.rs:281:23
[INFO] [stdout]     |
[INFO] [stdout] 281 |             for (idx, func) in ops.iter().enumerate() {}
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils.rs:278:17
[INFO] [stdout]     |
[INFO] [stdout] 278 |             let mut func_validator: wasmparser::FuncValidator<wasmparser::ValidatorResources> =
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/utils.rs:277:53
[INFO] [stdout]     |
[INFO] [stdout] 277 |         if let wasmparser::ValidPayload::Func(func, body) = validator.payload(&payload?)? {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func_validator`
[INFO] [stdout]    --> src/utils.rs:278:17
[INFO] [stdout]     |
[INFO] [stdout] 278 |             let mut func_validator: wasmparser::FuncValidator<wasmparser::ValidatorResources> =
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_validator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/utils.rs:281:18
[INFO] [stdout]     |
[INFO] [stdout] 281 |             for (idx, func) in ops.iter().enumerate() {}
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func`
[INFO] [stdout]    --> src/utils.rs:281:23
[INFO] [stdout]     |
[INFO] [stdout] 281 |             for (idx, func) in ops.iter().enumerate() {}
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/utils.rs:296:53
[INFO] [stdout]     |
[INFO] [stdout] 296 |         if let wasmparser::ValidPayload::Func(func, body) = validator.payload(&payload.unwrap()).unwrap() {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ty`
[INFO] [stdout]    --> src/utils.rs:307:33
[INFO] [stdout]     |
[INFO] [stdout] 307 | ...   let ty = e.to_string().trim_start_matches("type mismatch: expected ").split_once(' ').map(|(first, _)| first).unwrap_or(&e.to_strin...
[INFO] [stdout]     |           ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/utils.rs:296:53
[INFO] [stdout]     |
[INFO] [stdout] 296 |         if let wasmparser::ValidPayload::Func(func, body) = validator.payload(&payload.unwrap()).unwrap() {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ty`
[INFO] [stdout]    --> src/utils.rs:307:33
[INFO] [stdout]     |
[INFO] [stdout] 307 | ...   let ty = e.to_string().trim_start_matches("type mismatch: expected ").split_once(' ').map(|(first, _)| first).unwrap_or(&e.to_strin...
[INFO] [stdout]     |           ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `str_type_to_instr` is never used
[INFO] [stdout]    --> src/utils.rs:229:4
[INFO] [stdout]     |
[INFO] [stdout] 229 | fn str_type_to_instr(s: &str) -> &str {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils.rs:58:16
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn ops(&self) -> &Ops {
[INFO] [stdout]    |                ^^^^^     ^^^^
[INFO] [stdout]    |                |         ||
[INFO] [stdout]    |                |         |the same lifetime is hidden here
[INFO] [stdout]    |                |         the same lifetime is elided here
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn ops(&self) -> &Ops<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `str_type_to_instr` is never used
[INFO] [stdout]    --> src/utils.rs:229:4
[INFO] [stdout]     |
[INFO] [stdout] 229 | fn str_type_to_instr(s: &str) -> &str {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils.rs:58:16
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn ops(&self) -> &Ops {
[INFO] [stdout]    |                ^^^^^     ^^^^
[INFO] [stdout]    |                |         ||
[INFO] [stdout]    |                |         |the same lifetime is hidden here
[INFO] [stdout]    |                |         the same lifetime is elided here
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn ops(&self) -> &Ops<'_> {
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pipeline::utils::*`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use pipeline::utils::*;
[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 import: `pipeline::utils::*`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use pipeline::utils::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.87s
[INFO] running `Command { std: "docker" "inspect" "417c692d321eb0b50d55f575893dc50506671c0cc14b487fa35baaa34cf972b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "417c692d321eb0b50d55f575893dc50506671c0cc14b487fa35baaa34cf972b7", kill_on_drop: false }`
[INFO] [stdout] 417c692d321eb0b50d55f575893dc50506671c0cc14b487fa35baaa34cf972b7
