[INFO] fetching crate deep_core 0.1.1...
[INFO] testing deep_core-0.1.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate deep_core 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate deep_core 0.1.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deep_core 0.1.1
[INFO] finished tweaking crates.io crate deep_core 0.1.1
[INFO] tweaked toml for crates.io crate deep_core 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 323d3f487b32c8ef1e6085a818ae2421ec1fd1af6f2029dfcb32d73113f94498
[INFO] running `Command { std: "docker" "start" "-a" "323d3f487b32c8ef1e6085a818ae2421ec1fd1af6f2029dfcb32d73113f94498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "323d3f487b32c8ef1e6085a818ae2421ec1fd1af6f2029dfcb32d73113f94498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323d3f487b32c8ef1e6085a818ae2421ec1fd1af6f2029dfcb32d73113f94498", kill_on_drop: false }`
[INFO] [stdout] 323d3f487b32c8ef1e6085a818ae2421ec1fd1af6f2029dfcb32d73113f94498
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 661ec9af909def7c807fd186f120eadf93e88517fae28219fe33ad247d98ded3
[INFO] running `Command { std: "docker" "start" "-a" "661ec9af909def7c807fd186f120eadf93e88517fae28219fe33ad247d98ded3", kill_on_drop: false }`
[INFO] [stderr]    Compiling deep_core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/graph/graph.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     id: GraphId,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tensor_id`
[INFO] [stdout]   --> src/graph/tensor_descriptor.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     tensor_id: TensorId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `indices_by_from`
[INFO] [stdout]   --> src/graph/edges_indices.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     indices_by_from: HashMap<NodeId, Indices>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `indices_by_to`
[INFO] [stdout]   --> src/graph/edges_indices.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     indices_by_to: HashMap<NodeId, Indices>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "661ec9af909def7c807fd186f120eadf93e88517fae28219fe33ad247d98ded3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "661ec9af909def7c807fd186f120eadf93e88517fae28219fe33ad247d98ded3", kill_on_drop: false }`
[INFO] [stdout] 661ec9af909def7c807fd186f120eadf93e88517fae28219fe33ad247d98ded3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 099c7d27f0616ec3374be1cbbfe10fc9d3c3f47f7366f1e8488f1927b2d5c896
[INFO] running `Command { std: "docker" "start" "-a" "099c7d27f0616ec3374be1cbbfe10fc9d3c3f47f7366f1e8488f1927b2d5c896", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/graph/graph.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     id: GraphId,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling deep_core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `tensor_id`
[INFO] [stdout]   --> src/graph/tensor_descriptor.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     tensor_id: TensorId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `indices_by_from`
[INFO] [stdout]   --> src/graph/edges_indices.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     indices_by_from: HashMap<NodeId, Indices>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `indices_by_to`
[INFO] [stdout]   --> src/graph/edges_indices.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     indices_by_to: HashMap<NodeId, Indices>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/graph/graph.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     id: GraphId,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tensor_id`
[INFO] [stdout]   --> src/graph/tensor_descriptor.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     tensor_id: TensorId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `indices_by_from`
[INFO] [stdout]   --> src/graph/edges_indices.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     indices_by_from: HashMap<NodeId, Indices>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `indices_by_to`
[INFO] [stdout]   --> src/graph/edges_indices.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     indices_by_to: HashMap<NodeId, Indices>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "099c7d27f0616ec3374be1cbbfe10fc9d3c3f47f7366f1e8488f1927b2d5c896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "099c7d27f0616ec3374be1cbbfe10fc9d3c3f47f7366f1e8488f1927b2d5c896", kill_on_drop: false }`
[INFO] [stdout] 099c7d27f0616ec3374be1cbbfe10fc9d3c3f47f7366f1e8488f1927b2d5c896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d65a1b1c6738ea219d525f2aedb887c899ecad5fd23e4944939f00c690a0c3ec
[INFO] running `Command { std: "docker" "start" "-a" "d65a1b1c6738ea219d525f2aedb887c899ecad5fd23e4944939f00c690a0c3ec", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]   --> src/graph/graph.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     id: GraphId,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `tensor_id`
[INFO] [stderr]   --> src/graph/tensor_descriptor.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     tensor_id: TensorId,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `indices_by_from`
[INFO] [stderr]   --> src/graph/edges_indices.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     indices_by_from: HashMap<NodeId, Indices>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `indices_by_to`
[INFO] [stderr]   --> src/graph/edges_indices.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     indices_by_to: HashMap<NodeId, Indices>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `deep_core` (lib) generated 4 warnings
[INFO] [stderr] warning: `deep_core` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/deep_core-6ca056011fa3af9c)
[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 deep_core
[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" "d65a1b1c6738ea219d525f2aedb887c899ecad5fd23e4944939f00c690a0c3ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d65a1b1c6738ea219d525f2aedb887c899ecad5fd23e4944939f00c690a0c3ec", kill_on_drop: false }`
[INFO] [stdout] d65a1b1c6738ea219d525f2aedb887c899ecad5fd23e4944939f00c690a0c3ec