[INFO] fetching crate quickbrain 0.1.0...
[INFO] testing quickbrain-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate quickbrain 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate quickbrain 0.1.0
[INFO] finished tweaking crates.io crate quickbrain 0.1.0
[INFO] tweaked toml for crates.io crate quickbrain 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate quickbrain 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dc9b158b77432541e12552a4cb8eefd976579209656e1491e4b6343da3ee6da
[INFO] running `Command { std: "docker" "start" "-a" "8dc9b158b77432541e12552a4cb8eefd976579209656e1491e4b6343da3ee6da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dc9b158b77432541e12552a4cb8eefd976579209656e1491e4b6343da3ee6da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dc9b158b77432541e12552a4cb8eefd976579209656e1491e4b6343da3ee6da", kill_on_drop: false }`
[INFO] [stdout] 8dc9b158b77432541e12552a4cb8eefd976579209656e1491e4b6343da3ee6da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e0cf47e06f7cfcdfc25ffb7f9e87a346e8f2f58a4f9caf4e1e474f8cf146b6a
[INFO] running `Command { std: "docker" "start" "-a" "5e0cf47e06f7cfcdfc25ffb7f9e87a346e8f2f58a4f9caf4e1e474f8cf146b6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.16
[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 quickbrain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `Command { std: "docker" "inspect" "5e0cf47e06f7cfcdfc25ffb7f9e87a346e8f2f58a4f9caf4e1e474f8cf146b6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e0cf47e06f7cfcdfc25ffb7f9e87a346e8f2f58a4f9caf4e1e474f8cf146b6a", kill_on_drop: false }`
[INFO] [stdout] 5e0cf47e06f7cfcdfc25ffb7f9e87a346e8f2f58a4f9caf4e1e474f8cf146b6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6081e7e5d457d20620e07c63bc5228935b418c16bd06e6b8cec40ba233bf458f
[INFO] running `Command { std: "docker" "start" "-a" "6081e7e5d457d20620e07c63bc5228935b418c16bd06e6b8cec40ba233bf458f", kill_on_drop: false }`
[INFO] [stderr]    Compiling quickbrain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "6081e7e5d457d20620e07c63bc5228935b418c16bd06e6b8cec40ba233bf458f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6081e7e5d457d20620e07c63bc5228935b418c16bd06e6b8cec40ba233bf458f", kill_on_drop: false }`
[INFO] [stdout] 6081e7e5d457d20620e07c63bc5228935b418c16bd06e6b8cec40ba233bf458f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c526a047a2f22bfdecefecc2378a74cbb7db64717163a5ce6c2d2df72e9aa47
[INFO] running `Command { std: "docker" "start" "-a" "4c526a047a2f22bfdecefecc2378a74cbb7db64717163a5ce6c2d2df72e9aa47", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/quickbrain-5e12e511682c0a19)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test quick_grad::tests::tests::clear_tape_with_complex_ad ... ok
[INFO] [stdout] test quick_brain::test::mlpp_simple ... ok
[INFO] [stdout] test quick_grad::tests::tests::clear_tape ... ok
[INFO] [stdout] test quick_grad::tests::tests::complex_ad ... ok
[INFO] [stdout] test quick_grad::tests::tests::sigmoid_ad_with_constants ... ok
[INFO] [stdout] test quick_grad::tests::tests::simple_ad ... ok
[INFO] [stdout] test quick_math::matrix::tests::basic_matrix_differentiation ... ok
[INFO] [stdout] test quick_brain::test::mlpp_simple_multiple_entries ... ok
[INFO] [stdout] test quick_math::matrix::tests::dot ... ok
[INFO] [stdout] test quick_math::matrix::tests::apply ... ok
[INFO] [stdout] test quick_math::matrix::tests::create_matrix ... ok
[INFO] [stdout] test quick_math::matrix::tests::get_col ... ok
[INFO] [stdout] test quick_math::matrix::tests::map ... ok
[INFO] [stdout] test quick_math::matrix::tests::reshape ... ok
[INFO] [stdout] test quick_math::matrix::tests::get_row ... ok
[INFO] [stdout] test quick_math::matrix::tests::transpose ... ok
[INFO] [stdout] test quick_brain::test::linear_problem ... ok
[INFO] [stdout] test quick_brain::test::xor_problem ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests quickbrain
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/quick_brain/mod.rs - quick_brain::Sequential::new (line 141) ... ok
[INFO] [stdout] test src/quick_brain/mod.rs - quick_brain::Sequential::forward (line 171) ... ok
[INFO] [stdout] test src/quick_brain/mod.rs - quick_brain::Sequential::parameters (line 232) ... ok
[INFO] [stdout] test src/quick_brain/mod.rs - quick_brain::Sequential::get_output_shape (line 215) ... ok
[INFO] [stdout] test src/quick_brain/mod.rs - quick_brain::Sequential::get_input_shape (line 198) ... ok
[INFO] [stdout] test src/quick_brain/mod.rs - quick_brain::Sequential::add_layer (line 156) ... ok
[INFO] [stdout] test src/quick_brain/mod.rs - quick_brain::Sequential::fit (line 256) ... ok
[INFO] [stdout] test src/quick_brain/mod.rs - quick_brain::Sequential (line 124) ... ok
[INFO] [stdout] test src/quick_math/matrix.rs - quick_math::matrix::Matrix (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4c526a047a2f22bfdecefecc2378a74cbb7db64717163a5ce6c2d2df72e9aa47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c526a047a2f22bfdecefecc2378a74cbb7db64717163a5ce6c2d2df72e9aa47", kill_on_drop: false }`
[INFO] [stdout] 4c526a047a2f22bfdecefecc2378a74cbb7db64717163a5ce6c2d2df72e9aa47