[INFO] cloning repository https://github.com/ssuurrffaaccee/floatflow [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ssuurrffaaccee/floatflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssuurrffaaccee%2Ffloatflow", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssuurrffaaccee%2Ffloatflow'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 68d09a525d3824a2838411dad4cbabdfa66d3a2d [INFO] checking ssuurrffaaccee/floatflow against try#f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 for pr-139419 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssuurrffaaccee%2Ffloatflow" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ssuurrffaaccee/floatflow on toolchain f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ssuurrffaaccee/floatflow [INFO] finished tweaking git repo https://github.com/ssuurrffaaccee/floatflow [INFO] tweaked toml for git repo https://github.com/ssuurrffaaccee/floatflow written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ssuurrffaaccee/floatflow 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" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "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 [ERROR] error running command: no output for 300 seconds [INFO] checking ssuurrffaaccee/floatflow against try#f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 for pr-139419 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssuurrffaaccee%2Ffloatflow" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ssuurrffaaccee/floatflow on toolchain f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ssuurrffaaccee/floatflow [INFO] finished tweaking git repo https://github.com/ssuurrffaaccee/floatflow [INFO] tweaked toml for git repo https://github.com/ssuurrffaaccee/floatflow written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ssuurrffaaccee/floatflow 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" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7dd65827949cac3c1fe2582cd8f902d5c3ce205cf8f4cb53ce51ac2610c4c5a3 [INFO] running `Command { std: "docker" "start" "-a" "7dd65827949cac3c1fe2582cd8f902d5c3ce205cf8f4cb53ce51ac2610c4c5a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7dd65827949cac3c1fe2582cd8f902d5c3ce205cf8f4cb53ce51ac2610c4c5a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dd65827949cac3c1fe2582cd8f902d5c3ce205cf8f4cb53ce51ac2610c4c5a3", kill_on_drop: false }` [INFO] [stdout] 7dd65827949cac3c1fe2582cd8f902d5c3ce205cf8f4cb53ce51ac2610c4c5a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9230cad2bc81a3c7d649c4e6389520592dc41313277a9e6d1dc7e0ec91a487c2 [INFO] running `Command { std: "docker" "start" "-a" "9230cad2bc81a3c7d649c4e6389520592dc41313277a9e6d1dc7e0ec91a487c2", kill_on_drop: false }` [INFO] [stderr] Checking floatflow v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `AdaGrad`, `Adam`, and `SGD` [INFO] [stdout] --> src/executor.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::optimizer::{AdaGrad, Adam, Optimize, Optimizer, SGD}; [INFO] [stdout] | ^^^^^^^ ^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AdaGrad` and `Adam` [INFO] [stdout] --> src/executor.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::optimizer::{AdaGrad, Adam, Optimize, Optimizer, SGD}; [INFO] [stdout] | ^^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/executor.rs:158:9 [INFO] [stdout] | [INFO] [stdout] 158 | / exec.feed( [INFO] [stdout] 159 | | &HashMap::from([("x".to_string(), 0.1), ("y".to_string(), 0.2)]), [INFO] [stdout] 160 | | &mut s, [INFO] [stdout] 161 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 158 | let _ = exec.feed( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/executor.rs:162:9 [INFO] [stdout] | [INFO] [stdout] 162 | exec.init_parameter(&HashMap::from([("p".to_string(), 0.1)]), &mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 162 | let _ = exec.init_parameter(&HashMap::from([("p".to_string(), 0.1)]), &mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/executor.rs:164:9 [INFO] [stdout] | [INFO] [stdout] 164 | exec.forward(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 164 | let _ = exec.forward(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/executor.rs:165:9 [INFO] [stdout] | [INFO] [stdout] 165 | exec.backward(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 165 | let _ = exec.backward(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ops/add.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | mul.forward(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 85 | let _ = mul.forward(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ops/add.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | mul.backward(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 90 | let _ = mul.backward(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ops/add.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | mul.forward(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 112 | let _ = mul.forward(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ops/add.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | mul.backward(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 117 | let _ = mul.backward(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ops/minus.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | minus.forward(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = minus.forward(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ops/minus.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | minus.backward(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 59 | let _ = minus.backward(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ops/mul.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 84 | mul.forward(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 84 | let _ = mul.forward(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ops/mul.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | mul.backward(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 89 | let _ = mul.backward(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ops/mul.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 111 | mul.forward(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 111 | let _ = mul.forward(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ops/mul.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | mul.backward(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 116 | let _ = mul.backward(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AdaGrad` and `Adam` [INFO] [stdout] --> bin/solve_poly.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | use floatflow::optimizer::{AdaGrad, Adam, Optimizer, SGD}; [INFO] [stdout] | ^^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AdaGrad` and `Adam` [INFO] [stdout] --> bin/solve_poly.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | use floatflow::optimizer::{AdaGrad, Adam, Optimizer, SGD}; [INFO] [stdout] | ^^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "9230cad2bc81a3c7d649c4e6389520592dc41313277a9e6d1dc7e0ec91a487c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9230cad2bc81a3c7d649c4e6389520592dc41313277a9e6d1dc7e0ec91a487c2", kill_on_drop: false }` [INFO] [stdout] 9230cad2bc81a3c7d649c4e6389520592dc41313277a9e6d1dc7e0ec91a487c2