[INFO] updating cached repository https://github.com/STYAGAYLO/ElevatorByRust [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] 53bb287a16509fe8e9d8bc5bc9cd3df4e8ce49f3 [INFO] checking STYAGAYLO/ElevatorByRust against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSTYAGAYLO%2FElevatorByRust" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/STYAGAYLO/ElevatorByRust on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/STYAGAYLO/ElevatorByRust [INFO] finished tweaking git repo https://github.com/STYAGAYLO/ElevatorByRust [INFO] tweaked toml for git repo https://github.com/STYAGAYLO/ElevatorByRust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/STYAGAYLO/ElevatorByRust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] d17fdb3f14a2f62bb514c2c0a3fdfb20eed8e304e12115f1244dd3ae60f8e63e [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" "d17fdb3f14a2f62bb514c2c0a3fdfb20eed8e304e12115f1244dd3ae60f8e63e"` [INFO] [stderr] Checking libc v0.2.35 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking unreachable v0.1.1 [INFO] [stderr] Checking quickersort v3.0.0 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking ElevatorRust111 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/environment.rs:42:9 [INFO] [stderr] | [INFO] [stderr] 42 | for i in 0..15 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/controller.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | let mut env = env; [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/controller.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | let mut elevator = &mut Elevator::new(0,0, false); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: crate `ElevatorRust111` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `elevator_rust111` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/environment.rs:42:9 [INFO] [stderr] | [INFO] [stderr] 42 | for i in 0..15 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/controller.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | let mut env = env; [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/controller.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | let mut elevator = &mut Elevator::new(0,0, false); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: crate `ElevatorRust111` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `elevator_rust111` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.56s [INFO] running `"docker" "inspect" "d17fdb3f14a2f62bb514c2c0a3fdfb20eed8e304e12115f1244dd3ae60f8e63e"` [INFO] running `"docker" "rm" "-f" "d17fdb3f14a2f62bb514c2c0a3fdfb20eed8e304e12115f1244dd3ae60f8e63e"` [INFO] [stdout] d17fdb3f14a2f62bb514c2c0a3fdfb20eed8e304e12115f1244dd3ae60f8e63e