[INFO] cloning repository https://github.com/AdithyaNarayan/uniswap-arb-simulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AdithyaNarayan/uniswap-arb-simulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdithyaNarayan%2Funiswap-arb-simulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdithyaNarayan%2Funiswap-arb-simulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1c9544c37e4000167a3d077acc7725b87608f01
[INFO] checking AdithyaNarayan/uniswap-arb-simulator against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdithyaNarayan%2Funiswap-arb-simulator" "/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/AdithyaNarayan/uniswap-arb-simulator on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AdithyaNarayan/uniswap-arb-simulator
[INFO] finished tweaking git repo https://github.com/AdithyaNarayan/uniswap-arb-simulator
[INFO] tweaked toml for git repo https://github.com/AdithyaNarayan/uniswap-arb-simulator written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AdithyaNarayan/uniswap-arb-simulator 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]      Locking 1 package
[INFO] [stderr]       Adding uniswap-arb-simulator v0.1.0 (/workspace/builds/worker-7-tc1/source)
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-executor v0.3.23
[INFO] [stderr]   Downloaded futures-io v0.3.23
[INFO] [stderr]   Downloaded once_cell v1.13.1
[INFO] [stderr]   Downloaded futures-macro v0.3.23
[INFO] [stderr]   Downloaded futures v0.3.23
[INFO] [stderr]   Downloaded tokio v1.20.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b57238487f5aea8f2465198beb67f1bb2934ff36faa619e8dc2e9cde2c43c42e
[INFO] running `Command { std: "docker" "start" "-a" "b57238487f5aea8f2465198beb67f1bb2934ff36faa619e8dc2e9cde2c43c42e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b57238487f5aea8f2465198beb67f1bb2934ff36faa619e8dc2e9cde2c43c42e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b57238487f5aea8f2465198beb67f1bb2934ff36faa619e8dc2e9cde2c43c42e", kill_on_drop: false }`
[INFO] [stdout] b57238487f5aea8f2465198beb67f1bb2934ff36faa619e8dc2e9cde2c43c42e
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f04b86086c6d4d5de6dd229d30539e8a6197556cff7387c4f3e730aeafed04ee
[INFO] running `Command { std: "docker" "start" "-a" "f04b86086c6d4d5de6dd229d30539e8a6197556cff7387c4f3e730aeafed04ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking futures-io v0.3.23
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling futures-macro v0.3.23
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]     Checking futures-executor v0.3.23
[INFO] [stderr]     Checking futures v0.3.23
[INFO] [stderr]     Checking uniswap-arb-simulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `add` and `remove` are never used
[INFO] [stdout]   --> src/liquidity_pool.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait LiquidityPool: Debug + Downcastable {
[INFO] [stdout]    |           ------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn add(&mut self, amount_a_to_add: f64);
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 20 |     fn remove(&mut self, amount_a_to_remove: f64) -> Result<()>;
[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 19.48s
[INFO] running `Command { std: "docker" "inspect" "f04b86086c6d4d5de6dd229d30539e8a6197556cff7387c4f3e730aeafed04ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f04b86086c6d4d5de6dd229d30539e8a6197556cff7387c4f3e730aeafed04ee", kill_on_drop: false }`
[INFO] [stdout] f04b86086c6d4d5de6dd229d30539e8a6197556cff7387c4f3e730aeafed04ee