[INFO] crate robo6502 0.3.2 is already in cache
[INFO] testing robo6502-0.3.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate robo6502 0.3.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate robo6502 0.3.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", 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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3d04977958e600f2b133f4d5ef6378cc827edff74fcfbc5d0947c90af8b4dc6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a3d04977958e600f2b133f4d5ef6378cc827edff74fcfbc5d0947c90af8b4dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3d04977958e600f2b133f4d5ef6378cc827edff74fcfbc5d0947c90af8b4dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3d04977958e600f2b133f4d5ef6378cc827edff74fcfbc5d0947c90af8b4dc6", kill_on_drop: false }`
[INFO] [stdout] a3d04977958e600f2b133f4d5ef6378cc827edff74fcfbc5d0947c90af8b4dc6
[INFO] running `Command { std: "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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fac41f157d67fbcaf623fc8c177d06a3e4dc6d304f71dbe6711af62445b591b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5fac41f157d67fbcaf623fc8c177d06a3e4dc6d304f71dbe6711af62445b591b", kill_on_drop: false }`
[INFO] [stderr]    Compiling machine_int v0.1.4
[INFO] [stderr]    Compiling 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `Command { std: "docker" "inspect" "5fac41f157d67fbcaf623fc8c177d06a3e4dc6d304f71dbe6711af62445b591b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fac41f157d67fbcaf623fc8c177d06a3e4dc6d304f71dbe6711af62445b591b", kill_on_drop: false }`
[INFO] [stdout] 5fac41f157d67fbcaf623fc8c177d06a3e4dc6d304f71dbe6711af62445b591b
[INFO] running `Command { std: "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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07e1c6cec253c7c88b9ed7426c5628169723ad338b75b69d6e123bf9f4e5c1c7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "07e1c6cec253c7c88b9ed7426c5628169723ad338b75b69d6e123bf9f4e5c1c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> examples/benchmark.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_as_u128)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `robo6502`.
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "07e1c6cec253c7c88b9ed7426c5628169723ad338b75b69d6e123bf9f4e5c1c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07e1c6cec253c7c88b9ed7426c5628169723ad338b75b69d6e123bf9f4e5c1c7", kill_on_drop: false }`
[INFO] [stdout] 07e1c6cec253c7c88b9ed7426c5628169723ad338b75b69d6e123bf9f4e5c1c7