[INFO] updating cached repository https://github.com/CryZe/wasm-to-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d3e7f16e3d64014435f35569204f453286bcdf98
[INFO] checking CryZe/wasm-to-rust against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCryZe%2Fwasm-to-rust" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CryZe/wasm-to-rust on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/CryZe/wasm-to-rust
[INFO] finished tweaking git repo https://github.com/CryZe/wasm-to-rust
[INFO] tweaked toml for git repo https://github.com/CryZe/wasm-to-rust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/CryZe/wasm-to-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5831facbb0f079fa4c44b61a1c28918e86f366ac10400eb1ac82a6f19ecc0529
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "5831facbb0f079fa4c44b61a1c28918e86f366ac10400eb1ac82a6f19ecc0529"`
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.2.13
[INFO] [stderr]     Checking clap v2.31.1
[INFO] [stderr]     Checking parking_lot v0.5.4
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]     Checking parity-wasm v0.27.2
[INFO] [stderr]    Compiling structopt-derive v0.2.5
[INFO] [stderr]     Checking structopt v0.2.5
[INFO] [stderr]     Checking wasm-to-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/main.rs:542:33
[INFO] [stderr]     |
[INFO] [stderr] 542 | ...                   0x00...0x7F => {
[INFO] [stderr]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/main.rs:542:33
[INFO] [stderr]     |
[INFO] [stderr] 542 | ...                   0x00...0x7F => {
[INFO] [stderr]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple patterns covering the same range
[INFO] [stderr]    --> src/main.rs:542:29
[INFO] [stderr]     |
[INFO] [stderr] 536 | ...                   b'\0' => write!(writer, r#"\0"#).unwrap(),
[INFO] [stderr]     |                       ----- this range overlaps on `0u8`
[INFO] [stderr] ...
[INFO] [stderr] 542 | ...                   0x00...0x7F => {
[INFO] [stderr]     |                       ^^^^^^^^^^^ overlapping patterns
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(overlapping_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple patterns covering the same range
[INFO] [stderr]    --> src/main.rs:542:29
[INFO] [stderr]     |
[INFO] [stderr] 536 | ...                   b'\0' => write!(writer, r#"\0"#).unwrap(),
[INFO] [stderr]     |                       ----- this range overlaps on `0u8`
[INFO] [stderr] ...
[INFO] [stderr] 542 | ...                   0x00...0x7F => {
[INFO] [stderr]     |                       ^^^^^^^^^^^ overlapping patterns
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(overlapping_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:107:13
[INFO] [stderr]     |
[INFO] [stderr] 107 |     for (i, mut c) in name.chars().enumerate() {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:107:13
[INFO] [stderr]     |
[INFO] [stderr] 107 |     for (i, mut c) in name.chars().enumerate() {
[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]     Finished dev [unoptimized + debuginfo] target(s) in 18.04s
[INFO] running `"docker" "inspect" "5831facbb0f079fa4c44b61a1c28918e86f366ac10400eb1ac82a6f19ecc0529"`
[INFO] running `"docker" "rm" "-f" "5831facbb0f079fa4c44b61a1c28918e86f366ac10400eb1ac82a6f19ecc0529"`
[INFO] [stdout] 5831facbb0f079fa4c44b61a1c28918e86f366ac10400eb1ac82a6f19ecc0529