[INFO] cloning repository https://github.com/fschutt/wasmtest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fschutt/wasmtest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffschutt%2Fwasmtest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffschutt%2Fwasmtest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0aa6c7af366fb3afbfb893a886aaa94873b541b
[INFO] testing fschutt/wasmtest against 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffschutt%2Fwasmtest" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fschutt/wasmtest on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fschutt/wasmtest
[INFO] finished tweaking git repo https://github.com/fschutt/wasmtest
[INFO] tweaked toml for git repo https://github.com/fschutt/wasmtest written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fschutt/wasmtest 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/wasmerio/wasmer`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-encoder v0.17.0
[INFO] [stderr]   Downloaded wat v1.0.49
[INFO] [stderr]   Downloaded wast v47.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20061c8e5cf056b085990fb0d2996c2dd41753ad5b4e3cdc8f7ebbf464e8188f
[INFO] running `Command { std: "docker" "start" "-a" "20061c8e5cf056b085990fb0d2996c2dd41753ad5b4e3cdc8f7ebbf464e8188f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20061c8e5cf056b085990fb0d2996c2dd41753ad5b4e3cdc8f7ebbf464e8188f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20061c8e5cf056b085990fb0d2996c2dd41753ad5b4e3cdc8f7ebbf464e8188f", kill_on_drop: false }`
[INFO] [stdout] 20061c8e5cf056b085990fb0d2996c2dd41753ad5b4e3cdc8f7ebbf464e8188f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23d13639811ed22c14501d66b21419ac25324c0f0d600e432fd5ee3d2ce0b273
[INFO] running `Command { std: "docker" "start" "-a" "23d13639811ed22c14501d66b21419ac25324c0f0d600e432fd5ee3d2ce0b273", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling once_cell v1.15.0
[INFO] [stderr]    Compiling thiserror v1.0.36
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling target-lexicon v0.12.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling bytecheck v0.6.9
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling rend v0.3.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rkyv v0.7.39
[INFO] [stderr]    Compiling cranelift-isle v0.86.1
[INFO] [stderr]    Compiling tracing-core v0.1.29
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.86.1
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.86.1
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling corosensei v0.1.3
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cranelift-entity v0.86.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling slice-group-by v0.3.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling object v0.29.0
[INFO] [stderr]    Compiling region v3.0.0
[INFO] [stderr]    Compiling regalloc2 v0.3.2
[INFO] [stderr]    Compiling cranelift-bforest v0.86.1
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling memmap2 v0.5.7
[INFO] [stderr]    Compiling wasm-encoder v0.17.0
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling wasmparser v0.83.0
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling wasmer-compiler-cranelift v3.0.0-beta (https://github.com/wasmerio/wasmer?rev=7d44c135f8eb7c31815438f8dfc86aa92c787b7b#7d44c135)
[INFO] [stderr]    Compiling bytes v1.2.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling generational-arena v0.2.8
[INFO] [stderr]    Compiling xattr v0.2.3
[INFO] [stderr]    Compiling filetime v0.2.17
[INFO] [stderr]    Compiling wast v47.0.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tar v0.4.38
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling cranelift-codegen v0.86.1
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.36
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling bytecheck_derive v0.6.9
[INFO] [stderr]    Compiling enum-iterator-derive v0.7.0
[INFO] [stderr]    Compiling rkyv_derive v0.7.39
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling wasmer-derive v3.0.0-beta (https://github.com/wasmerio/wasmer?rev=7d44c135f8eb7c31815438f8dfc86aa92c787b7b#7d44c135)
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ptr_meta v0.1.4
[INFO] [stderr]    Compiling enum-iterator v0.7.0
[INFO] [stderr]    Compiling wat v1.0.49
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling enumset_derive v0.6.0
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling tracing v0.1.36
[INFO] [stderr]    Compiling wasmer-vfs v3.0.0-beta (https://github.com/wasmerio/wasmer?rev=7d44c135f8eb7c31815438f8dfc86aa92c787b7b#7d44c135)
[INFO] [stderr]    Compiling wasmer-vnet v3.0.0-beta (https://github.com/wasmerio/wasmer?rev=7d44c135f8eb7c31815438f8dfc86aa92c787b7b#7d44c135)
[INFO] [stderr]    Compiling wasmer-vbus v3.0.0-beta (https://github.com/wasmerio/wasmer?rev=7d44c135f8eb7c31815438f8dfc86aa92c787b7b#7d44c135)
[INFO] [stderr]    Compiling wasmer-wasi-local-networking v3.0.0-beta (https://github.com/wasmerio/wasmer?rev=7d44c135f8eb7c31815438f8dfc86aa92c787b7b#7d44c135)
[INFO] [stderr]    Compiling enumset v1.0.11
[INFO] [stderr]    Compiling wasmer-types v3.0.0-beta (https://github.com/wasmerio/wasmer?rev=7d44c135f8eb7c31815438f8dfc86aa92c787b7b#7d44c135)
[INFO] [stderr]    Compiling wasmer-vm v3.0.0-beta (https://github.com/wasmerio/wasmer?rev=7d44c135f8eb7c31815438f8dfc86aa92c787b7b#7d44c135)
[INFO] [stderr]    Compiling wasmer-wasi-types v3.0.0-beta (https://github.com/wasmerio/wasmer?rev=7d44c135f8eb7c31815438f8dfc86aa92c787b7b#7d44c135)
[INFO] [stderr]    Compiling wasmer-compiler v3.0.0-beta (https://github.com/wasmerio/wasmer?rev=7d44c135f8eb7c31815438f8dfc86aa92c787b7b#7d44c135)
[INFO] [stderr]    Compiling cranelift-frontend v0.86.1
[INFO] [stderr]    Compiling wasmer v3.0.0-beta (https://github.com/wasmerio/wasmer?rev=7d44c135f8eb7c31815438f8dfc86aa92c787b7b#7d44c135)
[INFO] [stderr]    Compiling wasmer-wasi v3.0.0-beta (https://github.com/wasmerio/wasmer?rev=7d44c135f8eb7c31815438f8dfc86aa92c787b7b#7d44c135)
[INFO] [stderr]    Compiling wasmtest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Value` and `imports`
[INFO] [stdout]  --> src/main.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wasmer::{Store, Module, Instance, Value, imports};
[INFO] [stdout]   |                                       ^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut cursor = Cursor::new(bytes);
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/main.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let result = instance.exports
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     mut wasi_env: wasmer_wasi::WasiFunctionEnv,
[INFO] [stdout]     |     ----^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/main.rs:185:29
[INFO] [stdout]     |
[INFO] [stdout] 185 |             DirOrFile::File(f) => {
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/main.rs:192:28
[INFO] [stdout]     |
[INFO] [stdout] 192 |             DirOrFile::Dir(d) => { continue; },
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/main.rs:217:29
[INFO] [stdout]     |
[INFO] [stdout] 217 |             DirOrFile::File(f) => continue,
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:180:21
[INFO] [stdout]     |
[INFO] [stdout] 180 |                 let mut s = format!("{}", d.display());
[INFO] [stdout]     |                     ----^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:194:21
[INFO] [stdout]     |
[INFO] [stdout] 194 |                 let mut s = format!("{}", d.display());
[INFO] [stdout]     |                     ----^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let mut s = match key {
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "23d13639811ed22c14501d66b21419ac25324c0f0d600e432fd5ee3d2ce0b273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23d13639811ed22c14501d66b21419ac25324c0f0d600e432fd5ee3d2ce0b273", kill_on_drop: false }`
[INFO] [stdout] 23d13639811ed22c14501d66b21419ac25324c0f0d600e432fd5ee3d2ce0b273
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d402df8b4dad18a4a96b492d3fde7f2d0441f2eb9e8b953742d37a630a04ae1
[INFO] running `Command { std: "docker" "start" "-a" "4d402df8b4dad18a4a96b492d3fde7f2d0441f2eb9e8b953742d37a630a04ae1", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasmtest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Value` and `imports`
[INFO] [stdout]  --> src/main.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wasmer::{Store, Module, Instance, Value, imports};
[INFO] [stdout]   |                                       ^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut cursor = Cursor::new(bytes);
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/main.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let result = instance.exports
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     mut wasi_env: wasmer_wasi::WasiFunctionEnv,
[INFO] [stdout]     |     ----^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/main.rs:185:29
[INFO] [stdout]     |
[INFO] [stdout] 185 |             DirOrFile::File(f) => {
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/main.rs:192:28
[INFO] [stdout]     |
[INFO] [stdout] 192 |             DirOrFile::Dir(d) => { continue; },
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/main.rs:217:29
[INFO] [stdout]     |
[INFO] [stdout] 217 |             DirOrFile::File(f) => continue,
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:180:21
[INFO] [stdout]     |
[INFO] [stdout] 180 |                 let mut s = format!("{}", d.display());
[INFO] [stdout]     |                     ----^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:194:21
[INFO] [stdout]     |
[INFO] [stdout] 194 |                 let mut s = format!("{}", d.display());
[INFO] [stdout]     |                     ----^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let mut s = match key {
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "4d402df8b4dad18a4a96b492d3fde7f2d0441f2eb9e8b953742d37a630a04ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d402df8b4dad18a4a96b492d3fde7f2d0441f2eb9e8b953742d37a630a04ae1", kill_on_drop: false }`
[INFO] [stdout] 4d402df8b4dad18a4a96b492d3fde7f2d0441f2eb9e8b953742d37a630a04ae1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6481a703604b563d6e3bc2b2b0d872f6fa5de3dc9a77766b2a4625c56f67db7b
[INFO] running `Command { std: "docker" "start" "-a" "6481a703604b563d6e3bc2b2b0d872f6fa5de3dc9a77766b2a4625c56f67db7b", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Value` and `imports`
[INFO] [stderr]  --> src/main.rs:1:39
[INFO] [stderr]   |
[INFO] [stderr] 1 | use wasmer::{Store, Module, Instance, Value, imports};
[INFO] [stderr]   |                                       ^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let mut cursor = Cursor::new(bytes);
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/main.rs:161:9
[INFO] [stderr]     |
[INFO] [stderr] 161 |     let result = instance.exports
[INFO] [stderr]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:143:5
[INFO] [stderr]     |
[INFO] [stderr] 143 |     mut wasi_env: wasmer_wasi::WasiFunctionEnv,
[INFO] [stderr]     |     ----^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]    --> src/main.rs:185:29
[INFO] [stderr]     |
[INFO] [stderr] 185 |             DirOrFile::File(f) => {
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]    --> src/main.rs:192:28
[INFO] [stderr]     |
[INFO] [stderr] 192 |             DirOrFile::Dir(d) => { continue; },
[INFO] [stderr]     |                            ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]    --> src/main.rs:217:29
[INFO] [stderr]     |
[INFO] [stderr] 217 |             DirOrFile::File(f) => continue,
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:180:21
[INFO] [stderr]     |
[INFO] [stderr] 180 |                 let mut s = format!("{}", d.display());
[INFO] [stderr]     |                     ----^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:194:21
[INFO] [stderr]     |
[INFO] [stderr] 194 |                 let mut s = format!("{}", d.display());
[INFO] [stderr]     |                     ----^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:215:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |         let mut s = match key {
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `wasmtest` (bin "wasmtest" test) generated 10 warnings (run `cargo fix --bin "wasmtest" --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/wasmtest-3e1610136d89309e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6481a703604b563d6e3bc2b2b0d872f6fa5de3dc9a77766b2a4625c56f67db7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6481a703604b563d6e3bc2b2b0d872f6fa5de3dc9a77766b2a4625c56f67db7b", kill_on_drop: false }`
[INFO] [stdout] 6481a703604b563d6e3bc2b2b0d872f6fa5de3dc9a77766b2a4625c56f67db7b
