[INFO] cloning repository https://github.com/luki/calc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luki/calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluki%2Fcalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluki%2Fcalc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e94a9c6cdbcbee76e3fa3ec0df01c6336628f919
[INFO] checking luki/calc against master#9748d87dc70a9a6725c5dbd76ce29d04752b4f90 for pr-144156
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluki%2Fcalc" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/luki/calc
[INFO] finished tweaking git repo https://github.com/luki/calc
[INFO] tweaked toml for git repo https://github.com/luki/calc written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/luki/calc on toolchain 9748d87dc70a9a6725c5dbd76ce29d04752b4f90
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/luki/calc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbdfd2829be47c554bae65ff9368d2ab472fcf3bc3b85ad7c36ef1660a75c86a
[INFO] running `Command { std: "docker" "start" "-a" "cbdfd2829be47c554bae65ff9368d2ab472fcf3bc3b85ad7c36ef1660a75c86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbdfd2829be47c554bae65ff9368d2ab472fcf3bc3b85ad7c36ef1660a75c86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbdfd2829be47c554bae65ff9368d2ab472fcf3bc3b85ad7c36ef1660a75c86a", kill_on_drop: false }`
[INFO] [stdout] cbdfd2829be47c554bae65ff9368d2ab472fcf3bc3b85ad7c36ef1660a75c86a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d08d823fa8c384870c640e18c7a6498aa4b1c166f006e80fafe28e2f5018f0d3
[INFO] running `Command { std: "docker" "start" "-a" "d08d823fa8c384870c640e18c7a6498aa4b1c166f006e80fafe28e2f5018f0d3", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `calc`
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let calc = Calc::new();
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_calc`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `with_op` is never used
[INFO] [stdout]  --> src/operations.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn with_op(op: fn (&usize, &usize) -> usize, nums: (&usize, &usize)) -> usize {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]  --> src/operations.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn add(num1: &usize, num2: &usize) -> usize {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `subtract` is never used
[INFO] [stdout]   --> src/operations.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn subtract(num1: &usize, num2: &usize) -> usize {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `multiply` is never used
[INFO] [stdout]   --> src/operations.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn multiply(num1: &usize, num2: &usize) -> usize {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `divide` is never used
[INFO] [stdout]   --> src/operations.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn divide(num1: &usize, num2: &usize) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Add`, `Subtract`, `Multiply`, and `Divide` are never constructed
[INFO] [stdout]   --> src/operations.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub enum Op {
[INFO] [stdout]    |          -- variants in this enum
[INFO] [stdout] 24 |     Add,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 25 |     Subtract,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 26 |     Multiply,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 27 |     Divide
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `choose_op` is never used
[INFO] [stdout]   --> src/operations.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn choose_op(op: &Op, nums: (&usize, &usize)) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `first_num`, `op`, and `second_num` are never read
[INFO] [stdout]  --> src/model.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Calc {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 4 |     first_num: Option<usize>,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 5 |     op: Option<Op>,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 6 |     second_num: Option<usize>,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CalcSetter` is never used
[INFO] [stdout]   --> src/model.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait CalcSetter {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CalcGetter` is never used
[INFO] [stdout]   --> src/model.rs:43:11
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub trait CalcGetter {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `calc`
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let calc = Calc::new();
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_calc`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `with_op` is never used
[INFO] [stdout]  --> src/operations.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn with_op(op: fn (&usize, &usize) -> usize, nums: (&usize, &usize)) -> usize {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]  --> src/operations.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn add(num1: &usize, num2: &usize) -> usize {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `subtract` is never used
[INFO] [stdout]   --> src/operations.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn subtract(num1: &usize, num2: &usize) -> usize {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `multiply` is never used
[INFO] [stdout]   --> src/operations.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn multiply(num1: &usize, num2: &usize) -> usize {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `divide` is never used
[INFO] [stdout]   --> src/operations.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn divide(num1: &usize, num2: &usize) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Add`, `Subtract`, `Multiply`, and `Divide` are never constructed
[INFO] [stdout]   --> src/operations.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub enum Op {
[INFO] [stdout]    |          -- variants in this enum
[INFO] [stdout] 24 |     Add,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 25 |     Subtract,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 26 |     Multiply,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 27 |     Divide
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `choose_op` is never used
[INFO] [stdout]   --> src/operations.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn choose_op(op: &Op, nums: (&usize, &usize)) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `first_num`, `op`, and `second_num` are never read
[INFO] [stdout]  --> src/model.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Calc {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 4 |     first_num: Option<usize>,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 5 |     op: Option<Op>,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 6 |     second_num: Option<usize>,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CalcSetter` is never used
[INFO] [stdout]   --> src/model.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait CalcSetter {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CalcGetter` is never used
[INFO] [stdout]   --> src/model.rs:43:11
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub trait CalcGetter {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "d08d823fa8c384870c640e18c7a6498aa4b1c166f006e80fafe28e2f5018f0d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d08d823fa8c384870c640e18c7a6498aa4b1c166f006e80fafe28e2f5018f0d3", kill_on_drop: false }`
[INFO] [stdout] d08d823fa8c384870c640e18c7a6498aa4b1c166f006e80fafe28e2f5018f0d3