[INFO] cloning repository https://github.com/connorwstein/exchange
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/connorwstein/exchange" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorwstein%2Fexchange", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorwstein%2Fexchange'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 680e880e82c8faa753b2b359fcf89eb50348115c
[INFO] testing connorwstein/exchange against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorwstein%2Fexchange" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/connorwstein/exchange on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/connorwstein/exchange
[INFO] finished tweaking git repo https://github.com/connorwstein/exchange
[INFO] tweaked toml for git repo https://github.com/connorwstein/exchange written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/connorwstein/exchange already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38fbd85cd94ee4552690d1a36df5dc3b41b31992470f230a82de24d1e794e619
[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" "38fbd85cd94ee4552690d1a36df5dc3b41b31992470f230a82de24d1e794e619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38fbd85cd94ee4552690d1a36df5dc3b41b31992470f230a82de24d1e794e619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38fbd85cd94ee4552690d1a36df5dc3b41b31992470f230a82de24d1e794e619", kill_on_drop: false }`
[INFO] [stdout] 38fbd85cd94ee4552690d1a36df5dc3b41b31992470f230a82de24d1e794e619
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8995ec77988a80c8dfddca5c7908c20cdc89ab6bfdbb73e90efc0c520049d0d
[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" "a8995ec77988a80c8dfddca5c7908c20cdc89ab6bfdbb73e90efc0c520049d0d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling tokio-reactor v0.1.10
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling diesel v1.4.3
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling exchange v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `order_request`
[INFO] [stdout]    --> src/main.rs:146:25
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Err(order_request) => Box::new(future::ok(
[INFO] [stdout]     |                         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_order_request`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `payload`
[INFO] [stdout]    --> src/main.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |             let payload = String::new();
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_payload`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `payload`
[INFO] [stdout]    --> src/main.rs:172:17
[INFO] [stdout]     |
[INFO] [stdout] 172 |             let payload = String::new();
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_payload`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_order`
[INFO] [stdout]   --> src/order_book.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn find_order(&self, t: OpenLimitOrder) -> (Option<usize>, Option<usize>) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_order`
[INFO] [stdout]   --> src/order_book.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn remove_order(&mut self, t: OpenLimitOrder) -> Result<&'static str, &'static str> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/order_book.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 | /         self.add_order(OpenLimitOrder {
[INFO] [stdout] 218 | |             id: last_order.id,
[INFO] [stdout] 219 | |             price: last_order.price,
[INFO] [stdout] 220 | |             side: last_order.side,
[INFO] [stdout] 221 | |             amount: remaining.abs() as u32,
[INFO] [stdout] 222 | |             symbol: last_order.symbol,
[INFO] [stdout] 223 | |         });
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "a8995ec77988a80c8dfddca5c7908c20cdc89ab6bfdbb73e90efc0c520049d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8995ec77988a80c8dfddca5c7908c20cdc89ab6bfdbb73e90efc0c520049d0d", kill_on_drop: false }`
[INFO] [stdout] a8995ec77988a80c8dfddca5c7908c20cdc89ab6bfdbb73e90efc0c520049d0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fd542832e77df7f1c5f15bead9457023c017db76f01fce8723dcfdd105591ca
[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" "3fd542832e77df7f1c5f15bead9457023c017db76f01fce8723dcfdd105591ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling exchange v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FillResult`
[INFO] [stdout]    --> src/order_book.rs:258:29
[INFO] [stdout]     |
[INFO] [stdout] 258 |     use crate::order_book::{FillResult, OpenLimitOrder, OrderBook, Side, Symbol};
[INFO] [stdout]     |                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `order_request`
[INFO] [stdout]    --> src/main.rs:146:25
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Err(order_request) => Box::new(future::ok(
[INFO] [stdout]     |                         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_order_request`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `payload`
[INFO] [stdout]    --> src/main.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |             let payload = String::new();
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_payload`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `payload`
[INFO] [stdout]    --> src/main.rs:172:17
[INFO] [stdout]     |
[INFO] [stdout] 172 |             let payload = String::new();
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_payload`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `side`
[INFO] [stdout]    --> src/order_book.rs:450:26
[INFO] [stdout]     |
[INFO] [stdout] 450 |     fn create_order_book(side: Side, orders: Vec<OpenLimitOrder>) -> OrderBook {
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_side`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/order_book.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 | /         self.add_order(OpenLimitOrder {
[INFO] [stdout] 218 | |             id: last_order.id,
[INFO] [stdout] 219 | |             price: last_order.price,
[INFO] [stdout] 220 | |             side: last_order.side,
[INFO] [stdout] 221 | |             amount: remaining.abs() as u32,
[INFO] [stdout] 222 | |             symbol: last_order.symbol,
[INFO] [stdout] 223 | |         });
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.33s
[INFO] running `Command { std: "docker" "inspect" "3fd542832e77df7f1c5f15bead9457023c017db76f01fce8723dcfdd105591ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd542832e77df7f1c5f15bead9457023c017db76f01fce8723dcfdd105591ca", kill_on_drop: false }`
[INFO] [stdout] 3fd542832e77df7f1c5f15bead9457023c017db76f01fce8723dcfdd105591ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 633ff8883dca2f88a1b5e4fbfb1727b43823c5ba14273419ee5e4388f8f3b103
[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" "633ff8883dca2f88a1b5e4fbfb1727b43823c5ba14273419ee5e4388f8f3b103", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `FillResult`
[INFO] [stderr]    --> src/order_book.rs:258:29
[INFO] [stderr]     |
[INFO] [stderr] 258 |     use crate::order_book::{FillResult, OpenLimitOrder, OrderBook, Side, Symbol};
[INFO] [stderr]     |                             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `order_request`
[INFO] [stderr]    --> src/main.rs:146:25
[INFO] [stderr]     |
[INFO] [stderr] 146 |                     Err(order_request) => Box::new(future::ok(
[INFO] [stderr]     |                         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_order_request`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `payload`
[INFO] [stderr]    --> src/main.rs:156:17
[INFO] [stderr]     |
[INFO] [stderr] 156 |             let payload = String::new();
[INFO] [stderr]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_payload`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `payload`
[INFO] [stderr]    --> src/main.rs:172:17
[INFO] [stderr]     |
[INFO] [stderr] 172 |             let payload = String::new();
[INFO] [stderr]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_payload`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `side`
[INFO] [stderr]    --> src/order_book.rs:450:26
[INFO] [stderr]     |
[INFO] [stderr] 450 |     fn create_order_book(side: Side, orders: Vec<OpenLimitOrder>) -> OrderBook {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_side`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/order_book.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 | /         self.add_order(OpenLimitOrder {
[INFO] [stderr] 218 | |             id: last_order.id,
[INFO] [stderr] 219 | |             price: last_order.price,
[INFO] [stderr] 220 | |             side: last_order.side,
[INFO] [stderr] 221 | |             amount: remaining.abs() as u32,
[INFO] [stderr] 222 | |             symbol: last_order.symbol,
[INFO] [stderr] 223 | |         });
[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] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/exchange-948678e06517fbe2
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test order_book::tests::test_average_price ... ok
[INFO] [stdout] test order_book::tests::test_order_fill ... ok
[INFO] [stdout] test order_book::tests::test_order_fill_split ... ok
[INFO] [stdout] test order_book::tests::test_orders ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "633ff8883dca2f88a1b5e4fbfb1727b43823c5ba14273419ee5e4388f8f3b103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "633ff8883dca2f88a1b5e4fbfb1727b43823c5ba14273419ee5e4388f8f3b103", kill_on_drop: false }`
[INFO] [stdout] 633ff8883dca2f88a1b5e4fbfb1727b43823c5ba14273419ee5e4388f8f3b103
