[INFO] updating cached repository https://github.com/tuzz/supersat
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf16153a5d25cd73de636b16138287fdea9299e0
[INFO] checking tuzz/supersat against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuzz%2Fsupersat" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tuzz/supersat on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tuzz/supersat
[INFO] finished tweaking git repo https://github.com/tuzz/supersat
[INFO] tweaked toml for git repo https://github.com/tuzz/supersat written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/tuzz/supersat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 675ac9464b5fdd64f676012a783bedce1622e6beb45b2e64b03898f86e7ddb04
[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" "675ac9464b5fdd64f676012a783bedce1622e6beb45b2e64b03898f86e7ddb04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "675ac9464b5fdd64f676012a783bedce1622e6beb45b2e64b03898f86e7ddb04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675ac9464b5fdd64f676012a783bedce1622e6beb45b2e64b03898f86e7ddb04", kill_on_drop: false }`
[INFO] [stdout] 675ac9464b5fdd64f676012a783bedce1622e6beb45b2e64b03898f86e7ddb04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6444e2a292c8ab54f15d8c6f0c33cb330336a293e1902323bd4ac6a02f72c036
[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" "6444e2a292c8ab54f15d8c6f0c33cb330336a293e1902323bd4ac6a02f72c036", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking bitvec v0.9.0
[INFO] [stderr]     Checking itertools v0.7.8 (https://github.com/tobz1000/rust-itertools?branch=permutations#d76bfc2a)
[INFO] [stderr]     Checking supersat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `negative`
[INFO] [stdout]   --> src/literal/mod.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn negative(variable: Variable) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 4.48s
[INFO] running `Command { std: "docker" "inspect" "6444e2a292c8ab54f15d8c6f0c33cb330336a293e1902323bd4ac6a02f72c036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6444e2a292c8ab54f15d8c6f0c33cb330336a293e1902323bd4ac6a02f72c036", kill_on_drop: false }`
[INFO] [stdout] 6444e2a292c8ab54f15d8c6f0c33cb330336a293e1902323bd4ac6a02f72c036