[INFO] updating cached repository https://github.com/JasonVranek/Flowrs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3efff655fa0e86b9251feeb6991b1f7aba220d8a
[INFO] checking JasonVranek/Flowrs against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasonVranek%2FFlowrs" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JasonVranek/Flowrs on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/JasonVranek/Flowrs
[INFO] finished tweaking git repo https://github.com/JasonVranek/Flowrs
[INFO] tweaked toml for git repo https://github.com/JasonVranek/Flowrs written to work/builds/worker-5/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 248ee5e1433142b55b166d01ba80a6229a314dc1cd8dd7204f1488dd7fcc0d1a
[INFO] running `"docker" "start" "-a" "248ee5e1433142b55b166d01ba80a6229a314dc1cd8dd7204f1488dd7fcc0d1a"`
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-serde v0.3.0
[INFO] [stderr]     Checking ws v0.7.9
[INFO] [stderr]     Checking tokio-serde-json v0.2.0
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking flow_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/order/mod.rs:1:24
[INFO] [stderr]   |
[INFO] [stderr] 1 | type CustClosure = Box<Fn(f64) -> f64 + Send + Sync + 'static>;
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64 + Send + Sync + 'static`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controller/mod.rs:39:26
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub type AsyncTask = Box<Future<Item = (), Error = ()> + Send>;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/order/mod.rs:1:24
[INFO] [stderr]   |
[INFO] [stderr] 1 | type CustClosure = Box<Fn(f64) -> f64 + Send + Sync + 'static>;
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64 + Send + Sync + 'static`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controller/mod.rs:39:26
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub type AsyncTask = Box<Future<Item = (), Error = ()> + Send>;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `flow_rs::exchange::order_processing::*`
[INFO] [stderr]  --> tests/integration_test.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use flow_rs::exchange::order_processing::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_ask_order`
[INFO] [stderr]   --> tests/common/mod.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn setup_ask_order() -> Order {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `rand_coef_vector`
[INFO] [stderr]   --> tests/common/mod.rs:81:1
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub fn rand_coef_vector() -> Vec<f64> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `n_bid_enters`
[INFO] [stderr]   --> tests/common/mod.rs:91:1
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub fn n_bid_enters(n: u32) -> Vec<Order> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `n_ask_enters`
[INFO] [stderr]   --> tests/common/mod.rs:99:1
[INFO] [stderr]    |
[INFO] [stderr] 99 | pub fn n_ask_enters(n: u32) -> Vec<Order> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/integration_test.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 26 |     book.add_order(bid);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.14s
[INFO] running `"docker" "inspect" "248ee5e1433142b55b166d01ba80a6229a314dc1cd8dd7204f1488dd7fcc0d1a"`
[INFO] running `"docker" "rm" "-f" "248ee5e1433142b55b166d01ba80a6229a314dc1cd8dd7204f1488dd7fcc0d1a"`
[INFO] [stdout] 248ee5e1433142b55b166d01ba80a6229a314dc1cd8dd7204f1488dd7fcc0d1a