[INFO] cloning repository https://github.com/kRITZCREEK/wasm_exp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kRITZCREEK/wasm_exp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkRITZCREEK%2Fwasm_exp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkRITZCREEK%2Fwasm_exp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cb16620fd11983aba7fc2c8aa812a929c5c7e61
[INFO] checking kRITZCREEK/wasm_exp against master#01706e1a34c87656fcbfce198608f4cd2ac6461a for pr-135272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkRITZCREEK%2Fwasm_exp" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kRITZCREEK/wasm_exp on toolchain 01706e1a34c87656fcbfce198608f4cd2ac6461a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+01706e1a34c87656fcbfce198608f4cd2ac6461a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kRITZCREEK/wasm_exp
[INFO] finished tweaking git repo https://github.com/kRITZCREEK/wasm_exp
[INFO] tweaked toml for git repo https://github.com/kRITZCREEK/wasm_exp written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kRITZCREEK/wasm_exp 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" "+01706e1a34c87656fcbfce198608f4cd2ac6461a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmi v0.5.0
[INFO] [stderr]   Downloaded wabt v0.8.0
[INFO] [stderr]   Downloaded parity-wasm v0.39.0
[INFO] [stderr]   Downloaded wabt-sys v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+01706e1a34c87656fcbfce198608f4cd2ac6461a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4482055b30a4186a9bb962c3e5d3ee54df77c33043e58b2641c9af6272bc509
[INFO] running `Command { std: "docker" "start" "-a" "e4482055b30a4186a9bb962c3e5d3ee54df77c33043e58b2641c9af6272bc509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4482055b30a4186a9bb962c3e5d3ee54df77c33043e58b2641c9af6272bc509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4482055b30a4186a9bb962c3e5d3ee54df77c33043e58b2641c9af6272bc509", kill_on_drop: false }`
[INFO] [stdout] e4482055b30a4186a9bb962c3e5d3ee54df77c33043e58b2641c9af6272bc509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+01706e1a34c87656fcbfce198608f4cd2ac6461a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbbcf0518f3089f35ed520831270546d2baa5e270e1a16ec944f3966c5ebe2c8
[INFO] running `Command { std: "docker" "start" "-a" "fbbcf0518f3089f35ed520831270546d2baa5e270e1a16ec944f3966c5ebe2c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking parity-wasm v0.39.0
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]     Checking parity-wasm v0.31.3
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wabt-sys v0.6.0
[INFO] [stderr]     Checking wasmi-validation v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.97
[INFO] [stderr]     Checking wasmi v0.5.0
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking wabt v0.8.0
[INFO] [stderr]     Checking wasm_exp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `wat_again`
[INFO] [stdout]   --> src/main.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let wat_again = wabt::wasm2wat(&wasm_binary).unwrap();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wat_again`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wat_again`
[INFO] [stdout]   --> src/main.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let wat_again = wabt::wasm2wat(&wasm_binary).unwrap();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wat_again`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.71s
[INFO] running `Command { std: "docker" "inspect" "fbbcf0518f3089f35ed520831270546d2baa5e270e1a16ec944f3966c5ebe2c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbbcf0518f3089f35ed520831270546d2baa5e270e1a16ec944f3966c5ebe2c8", kill_on_drop: false }`
[INFO] [stdout] fbbcf0518f3089f35ed520831270546d2baa5e270e1a16ec944f3966c5ebe2c8
