[INFO] fetching crate robo6502 0.3.2...
[INFO] checking robo6502-0.3.2 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate robo6502 0.3.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate robo6502 0.3.2 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9357323c60148ee9fe3476c1f4ab9694c1ef14b19dbe072556113b5eca081cc1
[INFO] running `Command { std: "docker" "start" "-a" "9357323c60148ee9fe3476c1f4ab9694c1ef14b19dbe072556113b5eca081cc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9357323c60148ee9fe3476c1f4ab9694c1ef14b19dbe072556113b5eca081cc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9357323c60148ee9fe3476c1f4ab9694c1ef14b19dbe072556113b5eca081cc1", kill_on_drop: false }`
[INFO] [stdout] 9357323c60148ee9fe3476c1f4ab9694c1ef14b19dbe072556113b5eca081cc1
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fce45e1c7abddb2393fbbcb2f01cca9c0b7e3d0e1e85d0d8fc7d3595a8860288
[INFO] running `Command { std: "docker" "start" "-a" "fce45e1c7abddb2393fbbcb2f01cca9c0b7e3d0e1e85d0d8fc7d3595a8860288", kill_on_drop: false }`
[INFO] [stderr]     Checking machine_int v0.1.4
[INFO] [stderr]     Checking robo6502 v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cmos/ops.rs:2096:13
[INFO] [stdout]      |
[INFO] [stdout] 2096 |             _ => unreachable!(),
[INFO] [stdout]      |             ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cmos/ops/cycle.rs:2208:13
[INFO] [stdout]      |
[INFO] [stdout] 2208 |             _ => unreachable!(),
[INFO] [stdout]      |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/nmos/ops.rs:2248:13
[INFO] [stdout]      |
[INFO] [stdout] 2248 |             _ => unreachable!(),
[INFO] [stdout]      |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/nmos/ops/cycle.rs:2746:13
[INFO] [stdout]      |
[INFO] [stdout] 2746 |             _ => unreachable!(),
[INFO] [stdout]      |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cmos/ops.rs:2096:13
[INFO] [stdout]      |
[INFO] [stdout] 2096 |             _ => unreachable!(),
[INFO] [stdout]      |             ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cmos/ops/cycle.rs:2208:13
[INFO] [stdout]      |
[INFO] [stdout] 2208 |             _ => unreachable!(),
[INFO] [stdout]      |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/nmos/ops.rs:2248:13
[INFO] [stdout]      |
[INFO] [stdout] 2248 |             _ => unreachable!(),
[INFO] [stdout]      |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/nmos/ops/cycle.rs:2746:13
[INFO] [stdout]      |
[INFO] [stdout] 2746 |             _ => unreachable!(),
[INFO] [stdout]      |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> examples/benchmark.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_as_u128)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "fce45e1c7abddb2393fbbcb2f01cca9c0b7e3d0e1e85d0d8fc7d3595a8860288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fce45e1c7abddb2393fbbcb2f01cca9c0b7e3d0e1e85d0d8fc7d3595a8860288", kill_on_drop: false }`
[INFO] [stdout] fce45e1c7abddb2393fbbcb2f01cca9c0b7e3d0e1e85d0d8fc7d3595a8860288