[INFO] cloning repository https://github.com/yehara/wasm-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yehara/wasm-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyehara%2Fwasm-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyehara%2Fwasm-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73c7866ae621f3e592c33dfb124e455d7f11e572
[INFO] checking yehara/wasm-compiler against master#f21fbac535ab2c3bc50db20547f4d48477357103 for pr-143193
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyehara%2Fwasm-compiler" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yehara/wasm-compiler
[INFO] finished tweaking git repo https://github.com/yehara/wasm-compiler
[INFO] tweaked toml for git repo https://github.com/yehara/wasm-compiler written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yehara/wasm-compiler on toolchain f21fbac535ab2c3bc50db20547f4d48477357103
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yehara/wasm-compiler 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" "+f21fbac535ab2c3bc50db20547f4d48477357103" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adb1279dac32787816b8ad21d89d256d46a3bb48aff13f15cc2538d0fbbb98a6
[INFO] running `Command { std: "docker" "start" "-a" "adb1279dac32787816b8ad21d89d256d46a3bb48aff13f15cc2538d0fbbb98a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adb1279dac32787816b8ad21d89d256d46a3bb48aff13f15cc2538d0fbbb98a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adb1279dac32787816b8ad21d89d256d46a3bb48aff13f15cc2538d0fbbb98a6", kill_on_drop: false }`
[INFO] [stdout] adb1279dac32787816b8ad21d89d256d46a3bb48aff13f15cc2538d0fbbb98a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f6082510db9890e836cd9d40fb9593f6494a4baf924b028df9b90d1685b1f12
[INFO] running `Command { std: "docker" "start" "-a" "7f6082510db9890e836cd9d40fb9593f6494a4baf924b028df9b90d1685b1f12", kill_on_drop: false }`
[INFO] [stderr]     Checking wasmc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/wasmc.rs:373:15
[INFO] [stdout]     |
[INFO] [stdout] 373 |     fn expect(&mut self, expected: Token) -> Token {
[INFO] [stdout]     |               ^^^^^^^^^                      ----- the lifetime gets resolved as `'_`
[INFO] [stdout]     |               |
[INFO] [stdout]     |               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 373 |     fn expect(&mut self, expected: Token) -> Token<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/wasmc.rs:373:15
[INFO] [stdout]     |
[INFO] [stdout] 373 |     fn expect(&mut self, expected: Token) -> Token {
[INFO] [stdout]     |               ^^^^^^^^^                      ----- the lifetime gets resolved as `'_`
[INFO] [stdout]     |               |
[INFO] [stdout]     |               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 373 |     fn expect(&mut self, expected: Token) -> Token<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "7f6082510db9890e836cd9d40fb9593f6494a4baf924b028df9b90d1685b1f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f6082510db9890e836cd9d40fb9593f6494a4baf924b028df9b90d1685b1f12", kill_on_drop: false }`
[INFO] [stdout] 7f6082510db9890e836cd9d40fb9593f6494a4baf924b028df9b90d1685b1f12