[INFO] cloning repository https://github.com/zrwaite/curcuit_solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zrwaite/curcuit_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzrwaite%2Fcurcuit_solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzrwaite%2Fcurcuit_solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f43f6113d13a914fbd88aa21bd828c7fc92389c
[INFO] testing zrwaite/curcuit_solver against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzrwaite%2Fcurcuit_solver" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zrwaite/curcuit_solver on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zrwaite/curcuit_solver
[INFO] finished tweaking git repo https://github.com/zrwaite/curcuit_solver
[INFO] tweaked toml for git repo https://github.com/zrwaite/curcuit_solver written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/zrwaite/curcuit_solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd9c4e85f4e6fca068066b567f4ba0dbc9977e7c6f0976d75235b7c21a531233
[INFO] running `Command { std: "docker" "start" "-a" "dd9c4e85f4e6fca068066b567f4ba0dbc9977e7c6f0976d75235b7c21a531233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd9c4e85f4e6fca068066b567f4ba0dbc9977e7c6f0976d75235b7c21a531233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd9c4e85f4e6fca068066b567f4ba0dbc9977e7c6f0976d75235b7c21a531233", kill_on_drop: false }`
[INFO] [stdout] dd9c4e85f4e6fca068066b567f4ba0dbc9977e7c6f0976d75235b7c21a531233
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9ca3e61d16ac943a26d69fb78bbae1eb8e6282b8630f7f965276b23b4f78403
[INFO] running `Command { std: "docker" "start" "-a" "d9ca3e61d16ac943a26d69fb78bbae1eb8e6282b8630f7f965276b23b4f78403", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling circuit_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `flags`
[INFO] [stdout]   --> src/terminal.rs:58:7
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let flags = parse::get_flags(command_strings);
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_resistor`
[INFO] [stdout]   --> src/circuit/circuit_node.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 |         pub fn add_resistor(&mut self, index: 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: `add_current_source`
[INFO] [stdout]   --> src/circuit/circuit_node.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 |         pub fn add_current_source(&mut self, index:usize, positive_direction: bool) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_voltage_source`
[INFO] [stdout]   --> src/circuit/circuit_node.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 |         pub fn add_voltage_source(&mut self, index:usize, positive_terminal: bool) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_value`
[INFO] [stdout]   --> src/circuit/resistor.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn get_value(value_type: String, colour:String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_resistance_from_colours`
[INFO] [stdout]   --> src/circuit/resistor.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn get_resistance_from_colours(colours: Vec<String>) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Resistor`
[INFO] [stdout]  --> src/circuit/resistor.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub struct Resistor {
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/circuit/resistor.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |         pub fn new(
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_colours`
[INFO] [stdout]   --> src/terminal/get_input.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn read_colours() -> Vec<String>{
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `Command { std: "docker" "inspect" "d9ca3e61d16ac943a26d69fb78bbae1eb8e6282b8630f7f965276b23b4f78403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9ca3e61d16ac943a26d69fb78bbae1eb8e6282b8630f7f965276b23b4f78403", kill_on_drop: false }`
[INFO] [stdout] d9ca3e61d16ac943a26d69fb78bbae1eb8e6282b8630f7f965276b23b4f78403
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac8d0218f53cb676d0b00b1e5eafa26d276387186d1fadbdb71dbf484e649f5e
[INFO] running `Command { std: "docker" "start" "-a" "ac8d0218f53cb676d0b00b1e5eafa26d276387186d1fadbdb71dbf484e649f5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling circuit_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `flags`
[INFO] [stdout]   --> src/terminal.rs:58:7
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let flags = parse::get_flags(command_strings);
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_resistor`
[INFO] [stdout]   --> src/circuit/circuit_node.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 |         pub fn add_resistor(&mut self, index: 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: `add_current_source`
[INFO] [stdout]   --> src/circuit/circuit_node.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 |         pub fn add_current_source(&mut self, index:usize, positive_direction: bool) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_voltage_source`
[INFO] [stdout]   --> src/circuit/circuit_node.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 |         pub fn add_voltage_source(&mut self, index:usize, positive_terminal: bool) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_value`
[INFO] [stdout]   --> src/circuit/resistor.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn get_value(value_type: String, colour:String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_resistance_from_colours`
[INFO] [stdout]   --> src/circuit/resistor.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn get_resistance_from_colours(colours: Vec<String>) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Resistor`
[INFO] [stdout]  --> src/circuit/resistor.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub struct Resistor {
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/circuit/resistor.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |         pub fn new(
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_colours`
[INFO] [stdout]   --> src/terminal/get_input.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn read_colours() -> Vec<String>{
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "ac8d0218f53cb676d0b00b1e5eafa26d276387186d1fadbdb71dbf484e649f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac8d0218f53cb676d0b00b1e5eafa26d276387186d1fadbdb71dbf484e649f5e", kill_on_drop: false }`
[INFO] [stdout] ac8d0218f53cb676d0b00b1e5eafa26d276387186d1fadbdb71dbf484e649f5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 14851272c07e0d8e09283445958b0581a3166bc4d980acce34e74175ed539537
[INFO] running `Command { std: "docker" "start" "-a" "14851272c07e0d8e09283445958b0581a3166bc4d980acce34e74175ed539537", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]   --> src/terminal.rs:58:7
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let flags = parse::get_flags(command_strings);
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_resistor`
[INFO] [stderr]   --> src/circuit/circuit_node.rs:19:10
[INFO] [stderr]    |
[INFO] [stderr] 19 |         pub fn add_resistor(&mut self, index: usize) {
[INFO] [stderr]    |                ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_current_source`
[INFO] [stderr]   --> src/circuit/circuit_node.rs:22:10
[INFO] [stderr]    |
[INFO] [stderr] 22 |         pub fn add_current_source(&mut self, index:usize, positive_direction: bool) {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_voltage_source`
[INFO] [stderr]   --> src/circuit/circuit_node.rs:25:10
[INFO] [stderr]    |
[INFO] [stderr] 25 |         pub fn add_voltage_source(&mut self, index:usize, positive_terminal: bool) {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_value`
[INFO] [stderr]   --> src/circuit/resistor.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn get_value(value_type: String, colour:String) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_resistance_from_colours`
[INFO] [stderr]   --> src/circuit/resistor.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn get_resistance_from_colours(colours: Vec<String>) -> f32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Resistor`
[INFO] [stderr]  --> src/circuit/resistor.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub struct Resistor {
[INFO] [stderr]   |                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/circuit/resistor.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 |         pub fn new(
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_colours`
[INFO] [stderr]   --> src/terminal/get_input.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn read_colours() -> Vec<String>{
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `circuit_solver` (bin "circuit_solver" test) generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/circuit_solver-4f69938b8d3d562f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "14851272c07e0d8e09283445958b0581a3166bc4d980acce34e74175ed539537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14851272c07e0d8e09283445958b0581a3166bc4d980acce34e74175ed539537", kill_on_drop: false }`
[INFO] [stdout] 14851272c07e0d8e09283445958b0581a3166bc4d980acce34e74175ed539537