[INFO] cloning repository https://github.com/brianwow/playground-wasi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brianwow/playground-wasi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianwow%2Fplayground-wasi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianwow%2Fplayground-wasi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff2cd4f248a0970c9b9e649a193f0e1f5bac530d
[INFO] checking brianwow/playground-wasi against master#2e6fc425411280c658d852813de01c5157255088 for pr-128013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianwow%2Fplayground-wasi" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brianwow/playground-wasi on toolchain 2e6fc425411280c658d852813de01c5157255088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brianwow/playground-wasi
[INFO] finished tweaking git repo https://github.com/brianwow/playground-wasi
[INFO] tweaked toml for git repo https://github.com/brianwow/playground-wasi written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/brianwow/playground-wasi 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" "+2e6fc425411280c658d852813de01c5157255088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.82
[INFO] [stderr]   Downloaded wasmedge_http_req v0.8.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.82
[INFO] [stderr]   Downloaded wasmedge_wasi_socket v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.82
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.82
[INFO] [stderr]   Downloaded once_cell v1.14.0
[INFO] [stderr]   Downloaded iana-time-zone v0.1.47
[INFO] [stderr]   Downloaded unicode-ident v1.0.3
[INFO] [stderr]   Downloaded js-sys v0.3.59
[INFO] [stderr]   Downloaded bumpalo v3.11.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.82
[INFO] [stderr]   Downloaded syn v1.0.99
[INFO] [stderr]   Downloaded libc v0.2.132
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 309c7d83348e5b4825e512a1eb7f7c9690211ec9a2dc1c85358dee59e736e85a
[INFO] running `Command { std: "docker" "start" "-a" "309c7d83348e5b4825e512a1eb7f7c9690211ec9a2dc1c85358dee59e736e85a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "309c7d83348e5b4825e512a1eb7f7c9690211ec9a2dc1c85358dee59e736e85a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "309c7d83348e5b4825e512a1eb7f7c9690211ec9a2dc1c85358dee59e736e85a", kill_on_drop: false }`
[INFO] [stdout] 309c7d83348e5b4825e512a1eb7f7c9690211ec9a2dc1c85358dee59e736e85a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82fe6c9fa40d0cabf1626609085a96129d06b523c09c7075c781613244d28801
[INFO] running `Command { std: "docker" "start" "-a" "82fe6c9fa40d0cabf1626609085a96129d06b523c09c7075c781613244d28801", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking iana-time-zone v0.1.47
[INFO] [stderr]     Checking fs v0.1.0 (/opt/rustwide/workdir/fs)
[INFO] [stdout] warning: unused variable: `con`
[INFO] [stdout]  --> fs/src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let con = fs::read_dir(Path::new("."))?;
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_con`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `con`
[INFO] [stdout]  --> fs/src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let con = fs::read_dir(Path::new("."))?;
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_con`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking wasmedge_wasi_socket v0.1.0
[INFO] [stderr]     Checking wasmedge_http_req v0.8.1
[INFO] [stderr]     Checking http-wasmedge v0.1.0 (/opt/rustwide/workdir/http-wasmedge)
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking ostime v0.1.0 (/opt/rustwide/workdir/ostime)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "82fe6c9fa40d0cabf1626609085a96129d06b523c09c7075c781613244d28801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82fe6c9fa40d0cabf1626609085a96129d06b523c09c7075c781613244d28801", kill_on_drop: false }`
[INFO] [stdout] 82fe6c9fa40d0cabf1626609085a96129d06b523c09c7075c781613244d28801