[INFO] cloning repository https://github.com/mnemnion/rung
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mnemnion/rung" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmnemnion%2Frung", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmnemnion%2Frung'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f76d037874d18752b87d83fb8c0b257f160ab11
[INFO] checking mnemnion/rung against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmnemnion%2Frung" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mnemnion/rung on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mnemnion/rung
[INFO] finished tweaking git repo https://github.com/mnemnion/rung
[INFO] tweaked toml for git repo https://github.com/mnemnion/rung written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mnemnion/rung already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94d40e9c04f87ab67dd9d082fd43e244c131c8fd469a465831e4ef040fd3175a
[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" "94d40e9c04f87ab67dd9d082fd43e244c131c8fd469a465831e4ef040fd3175a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94d40e9c04f87ab67dd9d082fd43e244c131c8fd469a465831e4ef040fd3175a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d40e9c04f87ab67dd9d082fd43e244c131c8fd469a465831e4ef040fd3175a", kill_on_drop: false }`
[INFO] [stdout] 94d40e9c04f87ab67dd9d082fd43e244c131c8fd469a465831e4ef040fd3175a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 52d134ed3e12ad7827649f65ce0b893dd2f4e16f4b8ede454b9c1ccda4941100
[INFO] running `Command { std: "docker" "start" "-a" "52d134ed3e12ad7827649f65ce0b893dd2f4e16f4b8ede454b9c1ccda4941100", kill_on_drop: false }`
[INFO] [stderr]     Checking rung_vm v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,`
[INFO] [stdout]   --> src/main.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |     data:      [Cell, ..STACK_DEPTH],
[INFO] [stdout]    |                     ^ expected one of 7 possible tokens
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,`
[INFO] [stdout]   --> src/main.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Image([Cell, ..IMAGE_SIZE]);
[INFO] [stdout]    |                   ^ expected one of 7 possible tokens
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rung_vm`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,`
[INFO] [stdout]   --> src/main.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |     data:      [Cell, ..STACK_DEPTH],
[INFO] [stdout]    |                     ^ expected one of 7 possible tokens
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,`
[INFO] [stdout]   --> src/main.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Image([Cell, ..IMAGE_SIZE]);
[INFO] [stdout]    |                   ^ expected one of 7 possible tokens
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "52d134ed3e12ad7827649f65ce0b893dd2f4e16f4b8ede454b9c1ccda4941100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d134ed3e12ad7827649f65ce0b893dd2f4e16f4b8ede454b9c1ccda4941100", kill_on_drop: false }`
[INFO] [stdout] 52d134ed3e12ad7827649f65ce0b893dd2f4e16f4b8ede454b9c1ccda4941100