[INFO] cloning repository https://github.com/emailnjv/rust_spread_calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emailnjv/rust_spread_calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femailnjv%2Frust_spread_calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femailnjv%2Frust_spread_calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51d31e5768bf63c81c86240ca10440ae49081f35
[INFO] checking emailnjv/rust_spread_calculator against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femailnjv%2Frust_spread_calculator" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/emailnjv/rust_spread_calculator on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/emailnjv/rust_spread_calculator
[INFO] finished tweaking git repo https://github.com/emailnjv/rust_spread_calculator
[INFO] tweaked toml for git repo https://github.com/emailnjv/rust_spread_calculator written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/emailnjv/rust_spread_calculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 32fe9ee898506a3cb8e493fbba9343705f702cbf41e465afb014e7bca1e713df
[INFO] running `Command { std: "docker" "start" "-a" "32fe9ee898506a3cb8e493fbba9343705f702cbf41e465afb014e7bca1e713df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32fe9ee898506a3cb8e493fbba9343705f702cbf41e465afb014e7bca1e713df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32fe9ee898506a3cb8e493fbba9343705f702cbf41e465afb014e7bca1e713df", kill_on_drop: false }`
[INFO] [stdout] 32fe9ee898506a3cb8e493fbba9343705f702cbf41e465afb014e7bca1e713df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ba51306d2216cf85dc2c274b6941f1f5e802e110d4881e69572ff4b66f430c3
[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" "6ba51306d2216cf85dc2c274b6941f1f5e802e110d4881e69572ff4b66f430c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking ws v0.7.9
[INFO] [stderr]     Checking spread_bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/lib/json_structs.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `connect`
[INFO] [stdout]  --> src/lib/client_structs.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ws::{connect, CloseCode, Handler, Handshake, Message, Result, Sender};
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/lib/json_structs.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `connect`
[INFO] [stdout]  --> src/lib/client_structs.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ws::{connect, CloseCode, Handler, Handshake, Message, Result, Sender};
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `requests`
[INFO] [stdout]   --> src/lib/mod.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn fetch_order_books(requests: Vec<String>) {
[INFO] [stdout]    |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_requests`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `orderbook_request`
[INFO] [stdout]   --> src/lib/client_structs.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for orderbook_request in orderbook_request_vector.iter() {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_orderbook_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `requests`
[INFO] [stdout]   --> src/lib/mod.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn fetch_order_books(requests: Vec<String>) {
[INFO] [stdout]    |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_requests`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `orderbook_request`
[INFO] [stdout]   --> src/lib/client_structs.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for orderbook_request in orderbook_request_vector.iter() {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_orderbook_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fetch_order_books`
[INFO] [stdout]   --> src/lib/mod.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn fetch_order_books(requests: Vec<String>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `baseCurrency` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub baseCurrency: String,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `base_currency`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `instrumentName` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub instrumentName: String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `instrument_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `isActive` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub isActive: bool,
[INFO] [stdout]    |         ^^^^^^^^ help: convert the identifier to snake case: `is_active`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `minTradeSize` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub minTradeSize: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `min_trade_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `pricePrecision` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub pricePrecision: u128,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `price_precision`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `tickSize` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub tickSize: f64,
[INFO] [stdout]    |         ^^^^^^^^ help: convert the identifier to snake case: `tick_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `settlementPrice` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub settlementPrice: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `settlement_price`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `uPx` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub uPx: f64,
[INFO] [stdout]    |         ^^^ help: convert the identifier to snake case: `u_px`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `uIx` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub uIx: String,
[INFO] [stdout]    |         ^^^ help: convert the identifier to snake case: `u_ix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `iR` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub iR: i64,
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `i_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `markIv` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub markIv: i64,
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `mark_iv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `askIv` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub askIv: f64,
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `ask_iv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `bidIv` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub bidIv: f64
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `bid_iv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fetch_order_books`
[INFO] [stdout]   --> src/lib/mod.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn fetch_order_books(requests: Vec<String>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `baseCurrency` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub baseCurrency: String,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `base_currency`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `instrumentName` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub instrumentName: String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `instrument_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `isActive` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub isActive: bool,
[INFO] [stdout]    |         ^^^^^^^^ help: convert the identifier to snake case: `is_active`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `minTradeSize` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub minTradeSize: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `min_trade_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `pricePrecision` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub pricePrecision: u128,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `price_precision`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `tickSize` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub tickSize: f64,
[INFO] [stdout]    |         ^^^^^^^^ help: convert the identifier to snake case: `tick_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `settlementPrice` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub settlementPrice: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `settlement_price`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `uPx` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub uPx: f64,
[INFO] [stdout]    |         ^^^ help: convert the identifier to snake case: `u_px`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `uIx` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub uIx: String,
[INFO] [stdout]    |         ^^^ help: convert the identifier to snake case: `u_ix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `iR` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub iR: i64,
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `i_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `markIv` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub markIv: i64,
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `mark_iv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `askIv` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub askIv: f64,
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `ask_iv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `bidIv` should have a snake case name
[INFO] [stdout]   --> src/lib/json_structs.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub bidIv: f64
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `bid_iv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.82s
[INFO] running `Command { std: "docker" "inspect" "6ba51306d2216cf85dc2c274b6941f1f5e802e110d4881e69572ff4b66f430c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ba51306d2216cf85dc2c274b6941f1f5e802e110d4881e69572ff4b66f430c3", kill_on_drop: false }`
[INFO] [stdout] 6ba51306d2216cf85dc2c274b6941f1f5e802e110d4881e69572ff4b66f430c3