[INFO] cloning repository https://github.com/JonoKumarich/micrograd_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JonoKumarich/micrograd_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonoKumarich%2Fmicrograd_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonoKumarich%2Fmicrograd_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e665192ab6f6452095918958d96fe16b6a9b2677 [INFO] testing JonoKumarich/micrograd_rust against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonoKumarich%2Fmicrograd_rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/JonoKumarich/micrograd_rust [INFO] finished tweaking git repo https://github.com/JonoKumarich/micrograd_rust [INFO] tweaked toml for git repo https://github.com/JonoKumarich/micrograd_rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/JonoKumarich/micrograd_rust on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/JonoKumarich/micrograd_rust 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d3ff305c7399a63ac8df7b10e5385480fe9ac6190fb94c609d4cc647a2b5a51 [INFO] running `Command { std: "docker" "start" "-a" "3d3ff305c7399a63ac8df7b10e5385480fe9ac6190fb94c609d4cc647a2b5a51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d3ff305c7399a63ac8df7b10e5385480fe9ac6190fb94c609d4cc647a2b5a51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d3ff305c7399a63ac8df7b10e5385480fe9ac6190fb94c609d4cc647a2b5a51", kill_on_drop: false }` [INFO] [stdout] 3d3ff305c7399a63ac8df7b10e5385480fe9ac6190fb94c609d4cc647a2b5a51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] f6f1f572cd5142b460244f5093b8ee7a2bae1469f2c11d4050dfaae4e0c3182b [INFO] running `Command { std: "docker" "start" "-a" "f6f1f572cd5142b460244f5093b8ee7a2bae1469f2c11d4050dfaae4e0c3182b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling micrograd-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let y = vec![ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Exp` is never constructed [INFO] [stdout] --> src/engine.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 18 | enum Operation { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 22 | Exp, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Operation` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.20s [INFO] running `Command { std: "docker" "inspect" "f6f1f572cd5142b460244f5093b8ee7a2bae1469f2c11d4050dfaae4e0c3182b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6f1f572cd5142b460244f5093b8ee7a2bae1469f2c11d4050dfaae4e0c3182b", kill_on_drop: false }` [INFO] [stdout] f6f1f572cd5142b460244f5093b8ee7a2bae1469f2c11d4050dfaae4e0c3182b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] f41c1c1049c3b9c592938ffeee2f75bc45291f226382bce67dbcd3dc6493aae1 [INFO] running `Command { std: "docker" "start" "-a" "f41c1c1049c3b9c592938ffeee2f75bc45291f226382bce67dbcd3dc6493aae1", kill_on_drop: false }` [INFO] [stderr] Compiling micrograd-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let y = vec![ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Exp` is never constructed [INFO] [stdout] --> src/engine.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 18 | enum Operation { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 22 | Exp, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Operation` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "f41c1c1049c3b9c592938ffeee2f75bc45291f226382bce67dbcd3dc6493aae1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f41c1c1049c3b9c592938ffeee2f75bc45291f226382bce67dbcd3dc6493aae1", kill_on_drop: false }` [INFO] [stdout] f41c1c1049c3b9c592938ffeee2f75bc45291f226382bce67dbcd3dc6493aae1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] bef5eddf91883008260a69cc181c467db0518b45f56ebe6e4f8f1b28c7e7701c [INFO] running `Command { std: "docker" "start" "-a" "bef5eddf91883008260a69cc181c467db0518b45f56ebe6e4f8f1b28c7e7701c", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | let y = vec![ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant `Exp` is never constructed [INFO] [stderr] --> src/engine.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 18 | enum Operation { [INFO] [stderr] | --------- variant in this enum [INFO] [stderr] ... [INFO] [stderr] 22 | Exp, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Operation` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `micrograd-rust` (bin "micrograd-rust" test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/micrograd_rust-a626d0ca729b5506) [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" "bef5eddf91883008260a69cc181c467db0518b45f56ebe6e4f8f1b28c7e7701c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bef5eddf91883008260a69cc181c467db0518b45f56ebe6e4f8f1b28c7e7701c", kill_on_drop: false }` [INFO] [stdout] bef5eddf91883008260a69cc181c467db0518b45f56ebe6e4f8f1b28c7e7701c