[INFO] fetching crate rust_neural_network 0.18.0...
[INFO] testing rust_neural_network-0.18.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate rust_neural_network 0.18.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rust_neural_network 0.18.0
[INFO] finished tweaking crates.io crate rust_neural_network 0.18.0
[INFO] tweaked toml for crates.io crate rust_neural_network 0.18.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_neural_network 0.18.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_neural_network 0.18.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matrixmultiply v0.3.9
[INFO] [stderr]   Downloaded portable-atomic v1.10.0
[INFO] [stderr]   Downloaded libc v0.2.167
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 912c83469fb6c1824f4b8e1efca697616b921d567d974365872cfc62dc3c510e
[INFO] running `Command { std: "docker" "start" "-a" "912c83469fb6c1824f4b8e1efca697616b921d567d974365872cfc62dc3c510e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "912c83469fb6c1824f4b8e1efca697616b921d567d974365872cfc62dc3c510e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "912c83469fb6c1824f4b8e1efca697616b921d567d974365872cfc62dc3c510e", kill_on_drop: false }`
[INFO] [stdout] 912c83469fb6c1824f4b8e1efca697616b921d567d974365872cfc62dc3c510e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf5bd546be345654a26590e10540118609682f13a635d02ff4044932d72b773b
[INFO] running `Command { std: "docker" "start" "-a" "cf5bd546be345654a26590e10540118609682f13a635d02ff4044932d72b773b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling float-ord v0.3.2
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rust_neural_network v0.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.67s
[INFO] running `Command { std: "docker" "inspect" "cf5bd546be345654a26590e10540118609682f13a635d02ff4044932d72b773b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf5bd546be345654a26590e10540118609682f13a635d02ff4044932d72b773b", kill_on_drop: false }`
[INFO] [stdout] cf5bd546be345654a26590e10540118609682f13a635d02ff4044932d72b773b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6780468844a767a65a046b2343794f448b33f14ed51d6ba36ae43d8e0efac670
[INFO] running `Command { std: "docker" "start" "-a" "6780468844a767a65a046b2343794f448b33f14ed51d6ba36ae43d8e0efac670", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_neural_network v0.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "6780468844a767a65a046b2343794f448b33f14ed51d6ba36ae43d8e0efac670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6780468844a767a65a046b2343794f448b33f14ed51d6ba36ae43d8e0efac670", kill_on_drop: false }`
[INFO] [stdout] 6780468844a767a65a046b2343794f448b33f14ed51d6ba36ae43d8e0efac670
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e5febb5611e3c2841db6adc0d6aa8b0c98dcc25153d6ed47bf56157ba6388ce
[INFO] running `Command { std: "docker" "start" "-a" "3e5febb5611e3c2841db6adc0d6aa8b0c98dcc25153d6ed47bf56157ba6388ce", 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/rust_neural_network-265c865feb44a42f)
[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] [stderr]      Running unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-c642df3c11d224a4)
[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] [stderr]    Doc-tests rust_neural_network
[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" "3e5febb5611e3c2841db6adc0d6aa8b0c98dcc25153d6ed47bf56157ba6388ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e5febb5611e3c2841db6adc0d6aa8b0c98dcc25153d6ed47bf56157ba6388ce", kill_on_drop: false }`
[INFO] [stdout] 3e5febb5611e3c2841db6adc0d6aa8b0c98dcc25153d6ed47bf56157ba6388ce