[INFO] fetching crate learntk 0.3.0...
[INFO] testing learntk-0.3.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate learntk 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate learntk 0.3.0
[INFO] finished tweaking crates.io crate learntk 0.3.0
[INFO] tweaked toml for crates.io crate learntk 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate learntk 0.3.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding indicatif v0.17.11 (available: v0.18.0)
[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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] [stderr]   Downloaded encode_unicode v1.0.0
[INFO] [stderr]   Downloaded web-time v1.1.0
[INFO] [stderr]   Downloaded console v0.15.11
[INFO] [stderr]   Downloaded unicode-width v0.2.1
[INFO] [stderr]   Downloaded indicatif v0.17.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bd3c43343c6b6c837d4a4d7c088b1b5e68d29be92f17eb865153845941c3fd0
[INFO] running `Command { std: "docker" "start" "-a" "1bd3c43343c6b6c837d4a4d7c088b1b5e68d29be92f17eb865153845941c3fd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bd3c43343c6b6c837d4a4d7c088b1b5e68d29be92f17eb865153845941c3fd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd3c43343c6b6c837d4a4d7c088b1b5e68d29be92f17eb865153845941c3fd0", kill_on_drop: false }`
[INFO] [stdout] 1bd3c43343c6b6c837d4a4d7c088b1b5e68d29be92f17eb865153845941c3fd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b4e88bea096692e9ac03459425e13d73f943f7f029298459bf803b450e04025
[INFO] running `Command { std: "docker" "start" "-a" "2b4e88bea096692e9ac03459425e13d73f943f7f029298459bf803b450e04025", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling indicatif v0.17.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling learntk v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.61s
[INFO] running `Command { std: "docker" "inspect" "2b4e88bea096692e9ac03459425e13d73f943f7f029298459bf803b450e04025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b4e88bea096692e9ac03459425e13d73f943f7f029298459bf803b450e04025", kill_on_drop: false }`
[INFO] [stdout] 2b4e88bea096692e9ac03459425e13d73f943f7f029298459bf803b450e04025
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 524e45c8cb83cdb6775739656c6609b5e8246ee4c4cb130813d2ad6affff9f46
[INFO] running `Command { std: "docker" "start" "-a" "524e45c8cb83cdb6775739656c6609b5e8246ee4c4cb130813d2ad6affff9f46", kill_on_drop: false }`
[INFO] [stderr]    Compiling learntk v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "524e45c8cb83cdb6775739656c6609b5e8246ee4c4cb130813d2ad6affff9f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "524e45c8cb83cdb6775739656c6609b5e8246ee4c4cb130813d2ad6affff9f46", kill_on_drop: false }`
[INFO] [stdout] 524e45c8cb83cdb6775739656c6609b5e8246ee4c4cb130813d2ad6affff9f46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0374b98fe4576ae3438c26b5fc5cbc969e553bc197ca0beb8678e515355d84c1
[INFO] running `Command { std: "docker" "start" "-a" "0374b98fe4576ae3438c26b5fc5cbc969e553bc197ca0beb8678e515355d84c1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/learntk-17bfb393c93e6a83)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test neural::evaluate_layer ... ok
[INFO] [stdout] test neural::import_dataset ... ok
[INFO] [stdout] test linalg::multiply_matrix_and_vector ... ok
[INFO] [stdout] test neural::train_network ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 14.31s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests learntk
[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" "0374b98fe4576ae3438c26b5fc5cbc969e553bc197ca0beb8678e515355d84c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0374b98fe4576ae3438c26b5fc5cbc969e553bc197ca0beb8678e515355d84c1", kill_on_drop: false }`
[INFO] [stdout] 0374b98fe4576ae3438c26b5fc5cbc969e553bc197ca0beb8678e515355d84c1