[INFO] fetching crate qamarket-rs 0.2.0...
[INFO] building qamarket-rs-0.2.0 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate qamarket-rs 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate qamarket-rs 0.2.0 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qamarket-rs 0.2.0
[INFO] finished tweaking crates.io crate qamarket-rs 0.2.0
[INFO] tweaked toml for crates.io crate qamarket-rs 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate qamarket-rs 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b62d5324aab8155ce663a964b2b40715cea4ac1fe7960f4aecf10cffe61f45a9
[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" "b62d5324aab8155ce663a964b2b40715cea4ac1fe7960f4aecf10cffe61f45a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b62d5324aab8155ce663a964b2b40715cea4ac1fe7960f4aecf10cffe61f45a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b62d5324aab8155ce663a964b2b40715cea4ac1fe7960f4aecf10cffe61f45a9", kill_on_drop: false }`
[INFO] [stdout] b62d5324aab8155ce663a964b2b40715cea4ac1fe7960f4aecf10cffe61f45a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90e7e4ca2b4fce66de134109dc472c6734463669e245a01596b9dabb6770107b
[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" "90e7e4ca2b4fce66de134109dc472c6734463669e245a01596b9dabb6770107b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling openssl-sys v0.9.53
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[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling scan_fmt v0.1.3
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling snafu-derive v0.4.4
[INFO] [stderr]    Compiling git2 v0.10.2
[INFO] [stderr]    Compiling snafu v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling toml v0.5.5
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling textnonce v0.6.5
[INFO] [stderr]    Compiling amq-protocol-types v1.2.0
[INFO] [stderr]    Compiling handlebars v1.1.0
[INFO] [stderr]    Compiling bson v0.13.0
[INFO] [stderr]    Compiling built v0.3.2
[INFO] [stderr]    Compiling mongodb v0.3.12
[INFO] [stderr]    Compiling amiquip v0.3.2
[INFO] [stderr]    Compiling amq-protocol-codegen v1.4.0
[INFO] [stderr]    Compiling amq-protocol v1.4.0
[INFO] [stderr]    Compiling qamarket-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Publish`
[INFO] [stdout]  --> src/main.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 |     QueueDeclareOptions, Result, Publish
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `array`
[INFO] [stdout]   --> src/main.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 | use ndarray::{array};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::json`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use serde_json::json;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:168:12
[INFO] [stdout]     |
[INFO] [stdout] 168 |         if (self.high < new_price){
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:171:12
[INFO] [stdout]     |
[INFO] [stdout] 171 |         if (self.low > new_price){
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/main.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut index: Vec<String> = vec![];
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `values`
[INFO] [stdout]    --> src/main.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |     let mut values:  Vec<f64> = vec![];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_values`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/main.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     let body = String::from_utf8_lossy(&delivery.body);
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eventmq`
[INFO] [stdout]   --> src/main.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn callback(eventmq: &QAEventMQ,
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_eventmq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let mut client = QAEventMQ{
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut index: Vec<String> = vec![];
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |     let mut values:  Vec<f64> = vec![];
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IntegerDataColumn`
[INFO] [stdout]   --> src/dataframe.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     IntegerDataColumn(ColumnInteger),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TextDataColumn`
[INFO] [stdout]   --> src/dataframe.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     TextDataColumn(ColumnText),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FloatDataColumn`
[INFO] [stdout]   --> src/dataframe.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     FloatDataColumn(ColumnFloat),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BoolDataColumn`
[INFO] [stdout]   --> src/dataframe.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     BoolDataColumn(ColumnBool),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/dataframe.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn create(msg: &str) -> Box<dyn Error> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/dataframe.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Integer`
[INFO] [stdout]    --> src/dataframe.rs:203:5
[INFO] [stdout]     |
[INFO] [stdout] 203 |     Integer,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Text`
[INFO] [stdout]    --> src/dataframe.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     Text,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Float`
[INFO] [stdout]    --> src/dataframe.rs:205:5
[INFO] [stdout]     |
[INFO] [stdout] 205 |     Float,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bool`
[INFO] [stdout]    --> src/dataframe.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 206 |     Bool,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `data_type`
[INFO] [stdout]    --> src/dataframe.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 218 |     fn data_type(&self) -> DataTypes {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print`
[INFO] [stdout]    --> src/main.rs:191:8
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn print(&mut self){
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_json`
[INFO] [stdout]    --> src/main.rs:210:8
[INFO] [stdout]     |
[INFO] [stdout] 210 |     fn to_json(&mut self) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.59s
[INFO] running `Command { std: "docker" "inspect" "90e7e4ca2b4fce66de134109dc472c6734463669e245a01596b9dabb6770107b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90e7e4ca2b4fce66de134109dc472c6734463669e245a01596b9dabb6770107b", kill_on_drop: false }`
[INFO] [stdout] 90e7e4ca2b4fce66de134109dc472c6734463669e245a01596b9dabb6770107b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e27014326d6e3b1811065d0654705d1afd477f19655f077fdb2f8293654389eb
[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" "e27014326d6e3b1811065d0654705d1afd477f19655f077fdb2f8293654389eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling qamarket-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Publish`
[INFO] [stdout]  --> src/main.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 |     QueueDeclareOptions, Result, Publish
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `array`
[INFO] [stdout]   --> src/main.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 | use ndarray::{array};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::json`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use serde_json::json;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:168:12
[INFO] [stdout]     |
[INFO] [stdout] 168 |         if (self.high < new_price){
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:171:12
[INFO] [stdout]     |
[INFO] [stdout] 171 |         if (self.low > new_price){
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/main.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut index: Vec<String> = vec![];
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `values`
[INFO] [stdout]    --> src/main.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |     let mut values:  Vec<f64> = vec![];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_values`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/main.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     let body = String::from_utf8_lossy(&delivery.body);
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eventmq`
[INFO] [stdout]   --> src/main.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn callback(eventmq: &QAEventMQ,
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_eventmq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let mut client = QAEventMQ{
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut index: Vec<String> = vec![];
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |     let mut values:  Vec<f64> = vec![];
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print`
[INFO] [stdout]    --> src/main.rs:191:8
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn print(&mut self){
[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: `to_json`
[INFO] [stdout]    --> src/main.rs:210:8
[INFO] [stdout]     |
[INFO] [stdout] 210 |     fn to_json(&mut self) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `Command { std: "docker" "inspect" "e27014326d6e3b1811065d0654705d1afd477f19655f077fdb2f8293654389eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e27014326d6e3b1811065d0654705d1afd477f19655f077fdb2f8293654389eb", kill_on_drop: false }`
[INFO] [stdout] e27014326d6e3b1811065d0654705d1afd477f19655f077fdb2f8293654389eb
