[INFO] cloning repository https://github.com/AndrewKessler/Dragon_Model
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndrewKessler/Dragon_Model" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewKessler%2FDragon_Model", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewKessler%2FDragon_Model'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 983368fcc1ac6dd561813a3d1abd319559f7ff69
[INFO] testing AndrewKessler/Dragon_Model against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewKessler%2FDragon_Model" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AndrewKessler/Dragon_Model on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AndrewKessler/Dragon_Model
[INFO] finished tweaking git repo https://github.com/AndrewKessler/Dragon_Model
[INFO] tweaked toml for git repo https://github.com/AndrewKessler/Dragon_Model written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/AndrewKessler/Dragon_Model already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e39187d5d922bcc9b428a0784e6fa3231506a2bbb40644a7d75c4a04c9022de8
[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" "e39187d5d922bcc9b428a0784e6fa3231506a2bbb40644a7d75c4a04c9022de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e39187d5d922bcc9b428a0784e6fa3231506a2bbb40644a7d75c4a04c9022de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e39187d5d922bcc9b428a0784e6fa3231506a2bbb40644a7d75c4a04c9022de8", kill_on_drop: false }`
[INFO] [stdout] e39187d5d922bcc9b428a0784e6fa3231506a2bbb40644a7d75c4a04c9022de8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdc9ef361560404e5fa4b0a61308585ea0f51531b4359be0711e304c56b66f8c
[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" "cdc9ef361560404e5fa4b0a61308585ea0f51531b4359be0711e304c56b66f8c", 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 libc v0.2.79
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling dragon_pool v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `total_rigs` is never read
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut total_rigs = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `total_rigs` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let mut total_rigs = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_total_rigs` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `total_rigs` is never read
[INFO] [stdout]   --> src/main.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     total_rigs = count_all_rigs(&dragon_pool);
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `counter` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let mut counter = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_counter` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `total_rigs` is never read
[INFO] [stdout]    --> src/main.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |     let mut total_rigs = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `halt`
[INFO] [stdout]    --> src/main.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let mut halt: bool = false;
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_halt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dragon_sum` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let mut dragon_sum = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_dragon_sum` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     for i in 1..500 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dragon`
[INFO] [stdout]    --> src/main.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |         for dragon in &dragon_pool {
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_dragon`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first_derivative`
[INFO] [stdout]   --> src/utils.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let first_derivative: f64 = (j_profit - i_profit) / 2.0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_derivative`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut trial_dragon = Dragon::new(0, false, mining_rigs_on_hand, 0, repayment_period);
[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:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let mut halt: bool = false;
[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:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut network = Dragon::new(0, true, 10000, 10000, 15);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `dragon_ID` should have a snake case name
[INFO] [stdout]   --> src/main.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     dragon_ID: u64,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case: `dragon_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dragon_ID` should have a snake case name
[INFO] [stdout]   --> src/main.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         dragon_ID: u64,
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `dragon_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.73s
[INFO] running `Command { std: "docker" "inspect" "cdc9ef361560404e5fa4b0a61308585ea0f51531b4359be0711e304c56b66f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdc9ef361560404e5fa4b0a61308585ea0f51531b4359be0711e304c56b66f8c", kill_on_drop: false }`
[INFO] [stdout] cdc9ef361560404e5fa4b0a61308585ea0f51531b4359be0711e304c56b66f8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfe363d0fdff80af689966db8ddac28be8d8f8febc9a317b4c02652cd82038a2
[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" "cfe363d0fdff80af689966db8ddac28be8d8f8febc9a317b4c02652cd82038a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling dragon_pool v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `total_rigs` is never read
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut total_rigs = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `total_rigs` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let mut total_rigs = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_total_rigs` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `total_rigs` is never read
[INFO] [stdout]   --> src/main.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     total_rigs = count_all_rigs(&dragon_pool);
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `counter` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let mut counter = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_counter` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `total_rigs` is never read
[INFO] [stdout]    --> src/main.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |     let mut total_rigs = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `halt`
[INFO] [stdout]    --> src/main.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let mut halt: bool = false;
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_halt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dragon_sum` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let mut dragon_sum = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_dragon_sum` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     for i in 1..500 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dragon`
[INFO] [stdout]    --> src/main.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |         for dragon in &dragon_pool {
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_dragon`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first_derivative`
[INFO] [stdout]   --> src/utils.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let first_derivative: f64 = (j_profit - i_profit) / 2.0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_derivative`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut trial_dragon = Dragon::new(0, false, mining_rigs_on_hand, 0, repayment_period);
[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:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let mut halt: bool = false;
[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:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut network = Dragon::new(0, true, 10000, 10000, 15);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `dragon_ID` should have a snake case name
[INFO] [stdout]   --> src/main.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     dragon_ID: u64,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case: `dragon_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dragon_ID` should have a snake case name
[INFO] [stdout]   --> src/main.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         dragon_ID: u64,
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `dragon_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "cfe363d0fdff80af689966db8ddac28be8d8f8febc9a317b4c02652cd82038a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe363d0fdff80af689966db8ddac28be8d8f8febc9a317b4c02652cd82038a2", kill_on_drop: false }`
[INFO] [stdout] cfe363d0fdff80af689966db8ddac28be8d8f8febc9a317b4c02652cd82038a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b52d9b2091bcd324f5cc4ea95fb550238aa7845cf8d065ddc1432da6218de41
[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" "7b52d9b2091bcd324f5cc4ea95fb550238aa7845cf8d065ddc1432da6218de41", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: value assigned to `total_rigs` is never read
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 23 |     let mut total_rigs = 0;
[INFO] [stdout] 
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable `total_rigs` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let mut total_rigs = 0;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_total_rigs` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `total_rigs` is never read
[INFO] [stderr]   --> src/main.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     total_rigs = count_all_rigs(&dragon_pool);
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable `counter` is assigned to, but never used
[INFO] [stderr]    --> src/main.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     let mut counter = 0;
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_counter` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `total_rigs` is never read
[INFO] [stderr]    --> src/main.rs:153:9
[INFO] [stderr]     |
[INFO] [stderr] 153 |     let mut total_rigs = 0;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `halt`
[INFO] [stderr]    --> src/main.rs:154:9
[INFO] [stderr]     |
[INFO] [stderr] 154 |     let mut halt: bool = false;
[INFO] [stderr]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_halt`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `dragon_sum` is assigned to, but never used
[INFO] [stderr]    --> src/main.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 |     let mut dragon_sum = 0;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_dragon_sum` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |     for i in 1..500 {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dragon`
[INFO] [stderr]    --> src/main.rs:173:13
[INFO] [stderr]     |
[INFO] [stderr] 173 |         for dragon in &dragon_pool {
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_dragon`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first_derivative`
[INFO] [stderr]   --> src/utils.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let first_derivative: f64 = (j_profit - i_profit) / 2.0;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_derivative`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let mut trial_dragon = Dragon::new(0, false, mining_rigs_on_hand, 0, repayment_period);
[INFO] [stderr]    |         ----^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:154:9
[INFO] [stderr]     |
[INFO] [stderr] 154 |     let mut halt: bool = false;
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |     let mut network = Dragon::new(0, true, 10000, 10000, 15);
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `dragon_ID` should have a snake case name
[INFO] [stderr]   --> src/main.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     dragon_ID: u64,
[INFO] [stderr]    |     ^^^^^^^^^ help: convert the identifier to snake case: `dragon_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `dragon_ID` should have a snake case name
[INFO] [stderr]   --> src/main.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |         dragon_ID: u64,
[INFO] [stderr]    |         ^^^^^^^^^ help: convert the identifier to snake case: `dragon_id`
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dragon_pool-6de1e24c14bf4356
[INFO] running `Command { std: "docker" "inspect" "7b52d9b2091bcd324f5cc4ea95fb550238aa7845cf8d065ddc1432da6218de41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b52d9b2091bcd324f5cc4ea95fb550238aa7845cf8d065ddc1432da6218de41", kill_on_drop: false }`
[INFO] [stdout] 7b52d9b2091bcd324f5cc4ea95fb550238aa7845cf8d065ddc1432da6218de41