[INFO] fetching crate wasmlite 0.0.1...
[INFO] checking wasmlite-0.0.1 against beta for pr-78714
[INFO] extracting crate wasmlite 0.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate wasmlite 0.0.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmlite 0.0.1
[INFO] finished tweaking crates.io crate wasmlite 0.0.1
[INFO] tweaked toml for crates.io crate wasmlite 0.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c72b8e86eed9b0469a625b640d65d7274e61b56fd81f1b94490e28f8ae428ed9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c72b8e86eed9b0469a625b640d65d7274e61b56fd81f1b94490e28f8ae428ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c72b8e86eed9b0469a625b640d65d7274e61b56fd81f1b94490e28f8ae428ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c72b8e86eed9b0469a625b640d65d7274e61b56fd81f1b94490e28f8ae428ed9", kill_on_drop: false }`
[INFO] [stdout] c72b8e86eed9b0469a625b640d65d7274e61b56fd81f1b94490e28f8ae428ed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecff9008a5128ce631b187fe25465543afe0866153012d08ef3b1c9b78c93809
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ecff9008a5128ce631b187fe25465543afe0866153012d08ef3b1c9b78c93809", kill_on_drop: false }`
[INFO] [stderr]     Checking wasmlite-utils v0.0.1
[INFO] [stderr]    Compiling llvm-sys v60.6.0
[INFO] [stderr]     Checking wasmlite-llvm v0.0.1
[INFO] [stderr]     Checking wasmlite-parser v0.0.1
[INFO] [stderr]     Checking wasmlite v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]  --> src/utils.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn read_file(filename: &str) -> Vec<u8> {
[INFO] [stdout]   |                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]  --> src/utils.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn read_file(filename: &str) -> Vec<u8> {
[INFO] [stdout]   |                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_file`
[INFO] [stdout]  --> src/utils.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn read_file(filename: &str) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_file`
[INFO] [stdout]  --> src/utils.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn read_file(filename: &str) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.27s
[INFO] running `Command { std: "docker" "inspect" "ecff9008a5128ce631b187fe25465543afe0866153012d08ef3b1c9b78c93809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecff9008a5128ce631b187fe25465543afe0866153012d08ef3b1c9b78c93809", kill_on_drop: false }`
[INFO] [stdout] ecff9008a5128ce631b187fe25465543afe0866153012d08ef3b1c9b78c93809