[INFO] cloning repository https://github.com/tuzz/supersat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tuzz/supersat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuzz%2Fsupersat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuzz%2Fsupersat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf16153a5d25cd73de636b16138287fdea9299e0
[INFO] checking tuzz/supersat against master#9ba3d315b4b2bea7485071eaf4b2681320cd2a27 for pr-124592
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuzz%2Fsupersat" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tuzz/supersat on toolchain 9ba3d315b4b2bea7485071eaf4b2681320cd2a27
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ba3d315b4b2bea7485071eaf4b2681320cd2a27" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-7-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ba3d315b4b2bea7485071eaf4b2681320cd2a27" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/tobz1000/rust-itertools`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitvec v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9ba3d315b4b2bea7485071eaf4b2681320cd2a27" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b295f8a21312fb89fa1ad1ff22b05b0ebb34837d9366ae8b1b397994196fd23
[INFO] running `Command { std: "docker" "start" "-a" "3b295f8a21312fb89fa1ad1ff22b05b0ebb34837d9366ae8b1b397994196fd23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b295f8a21312fb89fa1ad1ff22b05b0ebb34837d9366ae8b1b397994196fd23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b295f8a21312fb89fa1ad1ff22b05b0ebb34837d9366ae8b1b397994196fd23", kill_on_drop: false }`
[INFO] [stdout] 3b295f8a21312fb89fa1ad1ff22b05b0ebb34837d9366ae8b1b397994196fd23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9ba3d315b4b2bea7485071eaf4b2681320cd2a27" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c590e63abc1a288c2be66904c4a3ac84964159f59a89bd5a519ef1047b42ae0a
[INFO] running `Command { std: "docker" "start" "-a" "c590e63abc1a288c2be66904c4a3ac84964159f59a89bd5a519ef1047b42ae0a", kill_on_drop: false }`
[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 `negative` is never used
[INFO] [stdout]   --> src/literal/mod.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Literal {
[INFO] [stdout]    | ------------ associated function in this implementation
[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` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "c590e63abc1a288c2be66904c4a3ac84964159f59a89bd5a519ef1047b42ae0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c590e63abc1a288c2be66904c4a3ac84964159f59a89bd5a519ef1047b42ae0a", kill_on_drop: false }`
[INFO] [stdout] c590e63abc1a288c2be66904c4a3ac84964159f59a89bd5a519ef1047b42ae0a