[INFO] updating cached repository https://github.com/docevaad/synacorvm
[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] ea92303aea20407b489061742b5bf159c8314344
[INFO] checking docevaad/synacorvm against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdocevaad%2Fsynacorvm" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/docevaad/synacorvm on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/docevaad/synacorvm
[INFO] finished tweaking git repo https://github.com/docevaad/synacorvm
[INFO] tweaked toml for git repo https://github.com/docevaad/synacorvm written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/docevaad/synacorvm already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5681f21db32ca64810a2bde2e474f6457bceb15b69195f804a7de18a20eaf8ca
[INFO] running `"docker" "start" "-a" "5681f21db32ca64810a2bde2e474f6457bceb15b69195f804a7de18a20eaf8ca"`
[INFO] [stderr]     Checking synacorvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `bytecode_size`
[INFO] [stderr]  --> src/engine/svm_program.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     bytecode_size: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_program`
[INFO] [stderr]   --> src/engine/svm_program.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn print_program(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `nextValue` should have a snake case name
[INFO] [stderr]   --> src/engine/internals/instruction_pointer.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let nextValue = memory.load_memory(self.ip);
[INFO] [stderr]    |             ^^^^^^^^^ help: convert the identifier to snake case: `next_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bytecode_size`
[INFO] [stderr]  --> src/engine/svm_program.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     bytecode_size: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_program`
[INFO] [stderr]   --> src/engine/svm_program.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn print_program(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `nextValue` should have a snake case name
[INFO] [stderr]   --> src/engine/internals/instruction_pointer.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let nextValue = memory.load_memory(self.ip);
[INFO] [stderr]    |             ^^^^^^^^^ help: convert the identifier to snake case: `next_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "5681f21db32ca64810a2bde2e474f6457bceb15b69195f804a7de18a20eaf8ca"`
[INFO] running `"docker" "rm" "-f" "5681f21db32ca64810a2bde2e474f6457bceb15b69195f804a7de18a20eaf8ca"`
[INFO] [stdout] 5681f21db32ca64810a2bde2e474f6457bceb15b69195f804a7de18a20eaf8ca