[INFO] fetching crate robo6502 0.3.2...
[INFO] checking robo6502-0.3.2 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate robo6502 0.3.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate robo6502 0.3.2 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate robo6502 0.3.2
[INFO] finished tweaking crates.io crate robo6502 0.3.2
[INFO] tweaked toml for crates.io crate robo6502 0.3.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 02a499727abfe81b5f155d267b1bceb59ee53bd4519d3cba2e3a25e3dea71eb8
[INFO] running `"docker" "start" "-a" "02a499727abfe81b5f155d267b1bceb59ee53bd4519d3cba2e3a25e3dea71eb8"`
[INFO] [stderr]     Checking machine_int v0.1.4
[INFO] [stderr]     Checking robo6502 v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/cmos/ops.rs:2096:13
[INFO] [stderr]      |
[INFO] [stderr] 2096 |             _ => unreachable!(),
[INFO] [stderr]      |             ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/cmos/ops/cycle.rs:2208:13
[INFO] [stderr]      |
[INFO] [stderr] 2208 |             _ => unreachable!(),
[INFO] [stderr]      |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/nmos/ops.rs:2248:13
[INFO] [stderr]      |
[INFO] [stderr] 2248 |             _ => unreachable!(),
[INFO] [stderr]      |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/cmos/ops.rs:2096:13
[INFO] [stderr]      |
[INFO] [stderr] 2096 |             _ => unreachable!(),
[INFO] [stderr]      |             ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/nmos/ops/cycle.rs:2746:13
[INFO] [stderr]      |
[INFO] [stderr] 2746 |             _ => unreachable!(),
[INFO] [stderr]      |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/cmos/ops/cycle.rs:2208:13
[INFO] [stderr]      |
[INFO] [stderr] 2208 |             _ => unreachable!(),
[INFO] [stderr]      |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/nmos/ops.rs:2248:13
[INFO] [stderr]      |
[INFO] [stderr] 2248 |             _ => unreachable!(),
[INFO] [stderr]      |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/nmos/ops/cycle.rs:2746:13
[INFO] [stderr]      |
[INFO] [stderr] 2746 |             _ => unreachable!(),
[INFO] [stderr]      |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/benchmark.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(duration_as_u128)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `"docker" "inspect" "02a499727abfe81b5f155d267b1bceb59ee53bd4519d3cba2e3a25e3dea71eb8"`
[INFO] running `"docker" "rm" "-f" "02a499727abfe81b5f155d267b1bceb59ee53bd4519d3cba2e3a25e3dea71eb8"`
[INFO] [stdout] 02a499727abfe81b5f155d267b1bceb59ee53bd4519d3cba2e3a25e3dea71eb8