[INFO] fetching crate cifar-ten 0.1.0...
[INFO] testing cifar-ten-0.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate cifar-ten 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cifar-ten 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cifar-ten 0.1.0
[INFO] finished tweaking crates.io crate cifar-ten 0.1.0
[INFO] tweaked toml for crates.io crate cifar-ten 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-sys v0.25.0
[INFO] [stderr]   Downloaded wayland-commons v0.25.0
[INFO] [stderr]   Downloaded wayland-scanner v0.25.0
[INFO] [stderr]   Downloaded wayland-client v0.25.0
[INFO] [stderr]   Downloaded wayland-protocols v0.25.0
[INFO] [stderr]   Downloaded minifb v0.17.0
[INFO] [stderr]   Downloaded wayland-cursor v0.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c5903cd6a28dfe0f887eb85296b1e0b12db0a0aaee469019693af73cf0bf4d7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2c5903cd6a28dfe0f887eb85296b1e0b12db0a0aaee469019693af73cf0bf4d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c5903cd6a28dfe0f887eb85296b1e0b12db0a0aaee469019693af73cf0bf4d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c5903cd6a28dfe0f887eb85296b1e0b12db0a0aaee469019693af73cf0bf4d7", kill_on_drop: false }`
[INFO] [stdout] 2c5903cd6a28dfe0f887eb85296b1e0b12db0a0aaee469019693af73cf0bf4d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] df76279989f0b5a3df513abb27fb5d39da95dd4422d0804f64ebda4d8de586da
[INFO] running `Command { std: "docker" "start" "-a" "df76279989f0b5a3df513abb27fb5d39da95dd4422d0804f64ebda4d8de586da", kill_on_drop: false }`
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling cifar-ten v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.24s
[INFO] running `Command { std: "docker" "inspect" "df76279989f0b5a3df513abb27fb5d39da95dd4422d0804f64ebda4d8de586da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df76279989f0b5a3df513abb27fb5d39da95dd4422d0804f64ebda4d8de586da", kill_on_drop: false }`
[INFO] [stdout] df76279989f0b5a3df513abb27fb5d39da95dd4422d0804f64ebda4d8de586da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6eb83c5b97060134e6345454de291215de5b88b09455fa6404221ec2414555f2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6eb83c5b97060134e6345454de291215de5b88b09455fa6404221ec2414555f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cifar-ten v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `train_data`
[INFO] [stdout]   --> src/test.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stdout]    |          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `train_labels`
[INFO] [stdout]   --> src/test.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_labels`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_data`
[INFO] [stdout]   --> src/test.rs:10:36
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stdout]    |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_labels`
[INFO] [stdout]   --> src/test.rs:10:47
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stdout]    |                                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_labels`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `train_data`
[INFO] [stdout]   --> src/test.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stdout]    |          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `train_labels`
[INFO] [stdout]   --> src/test.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_labels`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_data`
[INFO] [stdout]   --> src/test.rs:20:36
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stdout]    |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_labels`
[INFO] [stdout]   --> src/test.rs:20:47
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stdout]    |                                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_labels`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "6eb83c5b97060134e6345454de291215de5b88b09455fa6404221ec2414555f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eb83c5b97060134e6345454de291215de5b88b09455fa6404221ec2414555f2", kill_on_drop: false }`
[INFO] [stdout] 6eb83c5b97060134e6345454de291215de5b88b09455fa6404221ec2414555f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 13a6ac6bce443d1da2120d67b335aaa47ae5b19608a8b8b5ea6e0dfb4782216f
[INFO] running `Command { std: "docker" "start" "-a" "13a6ac6bce443d1da2120d67b335aaa47ae5b19608a8b8b5ea6e0dfb4782216f", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `train_data`
[INFO] [stderr]   --> src/test.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stderr]    |          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `train_labels`
[INFO] [stderr]   --> src/test.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stderr]    |                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_labels`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_data`
[INFO] [stderr]   --> src/test.rs:10:36
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stderr]    |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_labels`
[INFO] [stderr]   --> src/test.rs:10:47
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stderr]    |                                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_labels`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `train_data`
[INFO] [stderr]   --> src/test.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stderr]    |          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `train_labels`
[INFO] [stderr]   --> src/test.rs:20:22
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stderr]    |                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_labels`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_data`
[INFO] [stderr]   --> src/test.rs:20:36
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stderr]    |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_labels`
[INFO] [stderr]   --> src/test.rs:20:47
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let (train_data, train_labels, test_data, test_labels) = Cifar10::default()
[INFO] [stderr]    |                                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_labels`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cifar_ten-fa542d5927e28a95
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cifar_ten
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::test_flat_f32 ... ignored
[INFO] [stdout] test test::test_run ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "13a6ac6bce443d1da2120d67b335aaa47ae5b19608a8b8b5ea6e0dfb4782216f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13a6ac6bce443d1da2120d67b335aaa47ae5b19608a8b8b5ea6e0dfb4782216f", kill_on_drop: false }`
[INFO] [stdout] 13a6ac6bce443d1da2120d67b335aaa47ae5b19608a8b8b5ea6e0dfb4782216f
