[INFO] cloning repository https://github.com/gt124/rust_calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gt124/rust_calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgt124%2Frust_calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgt124%2Frust_calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] deaeebb42f7ec295e934ed65b37925619a6db3dc
[INFO] testing gt124/rust_calculator against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgt124%2Frust_calculator" "/workspace/builds/worker-114/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-114/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gt124/rust_calculator on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gt124/rust_calculator
[INFO] finished tweaking git repo https://github.com/gt124/rust_calculator
[INFO] tweaked toml for git repo https://github.com/gt124/rust_calculator written to /workspace/builds/worker-114/source/Cargo.toml
[INFO] crate git repo https://github.com/gt124/rust_calculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22830841e93a19de2996630616bf6546e58268de08061e2cb4c02fa088668c34
[INFO] running `Command { std: "docker" "start" "-a" "22830841e93a19de2996630616bf6546e58268de08061e2cb4c02fa088668c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22830841e93a19de2996630616bf6546e58268de08061e2cb4c02fa088668c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22830841e93a19de2996630616bf6546e58268de08061e2cb4c02fa088668c34", kill_on_drop: false }`
[INFO] [stdout] 22830841e93a19de2996630616bf6546e58268de08061e2cb4c02fa088668c34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75e5ae6f5268f1aa8af3af74b2ee1557f78747be49cf0ef8f9b4eb64a9dc57d6
[INFO] running `Command { std: "docker" "start" "-a" "75e5ae6f5268f1aa8af3af74b2ee1557f78747be49cf0ef8f9b4eb64a9dc57d6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/big_calc.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn new() -> CalcHugeStrings {
[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: `testy`
[INFO] [stdout]   --> src/big_calc.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn testy(&self){
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/big_calc.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn add(&self, left: &'static str, right: &'static str) -> i32{
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pad_to_same_length`
[INFO] [stdout]   --> src/big_calc.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn pad_to_same_length(&self, _left: &'static str, _right: &'static str ) -> (String, String) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_two_and_carry`
[INFO] [stdout]   --> src/big_calc.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn add_two_and_carry(&self, _left: char, _right: char, _carry: bool) -> (bool, u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "75e5ae6f5268f1aa8af3af74b2ee1557f78747be49cf0ef8f9b4eb64a9dc57d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e5ae6f5268f1aa8af3af74b2ee1557f78747be49cf0ef8f9b4eb64a9dc57d6", kill_on_drop: false }`
[INFO] [stdout] 75e5ae6f5268f1aa8af3af74b2ee1557f78747be49cf0ef8f9b4eb64a9dc57d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f112c3f00ab4e086c06b8306bbeeaa5b908083d158abc3398d849d3735e85465
[INFO] running `Command { std: "docker" "start" "-a" "f112c3f00ab4e086c06b8306bbeeaa5b908083d158abc3398d849d3735e85465", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `Command { std: "docker" "inspect" "f112c3f00ab4e086c06b8306bbeeaa5b908083d158abc3398d849d3735e85465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f112c3f00ab4e086c06b8306bbeeaa5b908083d158abc3398d849d3735e85465", kill_on_drop: false }`
[INFO] [stdout] f112c3f00ab4e086c06b8306bbeeaa5b908083d158abc3398d849d3735e85465
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] defc811ff123178295f3a4e0ab760a2391398ad220f53a06e1845ed36a6d678d
[INFO] running `Command { std: "docker" "start" "-a" "defc811ff123178295f3a4e0ab760a2391398ad220f53a06e1845ed36a6d678d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_calculator-4959fcd04dee66ef)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test big_calc::tests::add_something_test ... ok
[INFO] [stdout] test big_calc::tests::add_test ... ok
[INFO] [stdout] test big_calc::tests::add_two_and_carry_test ... ok
[INFO] [stdout] test big_calc::tests::pad_to_same_length_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "defc811ff123178295f3a4e0ab760a2391398ad220f53a06e1845ed36a6d678d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "defc811ff123178295f3a4e0ab760a2391398ad220f53a06e1845ed36a6d678d", kill_on_drop: false }`
[INFO] [stdout] defc811ff123178295f3a4e0ab760a2391398ad220f53a06e1845ed36a6d678d