[INFO] crate jungle 0.1.1 is already in cache
[INFO] testing jungle-0.1.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate jungle 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate jungle 0.1.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate jungle 0.1.1
[INFO] finished tweaking crates.io crate jungle 0.1.1
[INFO] tweaked toml for crates.io crate jungle 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9f80bf0f1913d88430e753c29bfe9f6cd99ec2245a3db5a36f446a9fc00abd31
[INFO] running `"docker" "start" "-a" "9f80bf0f1913d88430e753c29bfe9f6cd99ec2245a3db5a36f446a9fc00abd31"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling generic-array v0.5.1
[INFO] [stderr]    Compiling jungle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `value`
[INFO] [stderr]   --> src/tree.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 26 |     value: T,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `parent`
[INFO] [stderr]   --> src/tree.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     parent: NodePointer<T,N>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `children`
[INFO] [stderr]   --> src/tree.rs:28:2
[INFO] [stderr]    |
[INFO] [stderr] 28 |     children: GenericArray<NodePointer<T,N>,N>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/tree.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn new(value: T) -> Self{
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Tree`
[INFO] [stderr]   --> src/tree.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 | struct Tree<T,N: ArrayLength<NodePointer<T,N>>>(NodePointer<T,N>);
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/tree.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn new(value: T) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parent`
[INFO] [stderr]   --> src/tree.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn parent(&mut self) -> bool{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `child`
[INFO] [stderr]   --> src/tree.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn child(&mut self, child: usize) -> bool {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "9f80bf0f1913d88430e753c29bfe9f6cd99ec2245a3db5a36f446a9fc00abd31"`
[INFO] running `"docker" "rm" "-f" "9f80bf0f1913d88430e753c29bfe9f6cd99ec2245a3db5a36f446a9fc00abd31"`
[INFO] [stdout] 9f80bf0f1913d88430e753c29bfe9f6cd99ec2245a3db5a36f446a9fc00abd31
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9f49497f4868ebbed728ca43e589e5f6a8c0d53b442411a93b8a7f07dabe9b5d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9f49497f4868ebbed728ca43e589e5f6a8c0d53b442411a93b8a7f07dabe9b5d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling jungle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `value`
[INFO] [stderr]   --> src/tree.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 26 |     value: T,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `parent`
[INFO] [stderr]   --> src/tree.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     parent: NodePointer<T,N>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `children`
[INFO] [stderr]   --> src/tree.rs:28:2
[INFO] [stderr]    |
[INFO] [stderr] 28 |     children: GenericArray<NodePointer<T,N>,N>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/tree.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn new(value: T) -> Self{
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Tree`
[INFO] [stderr]   --> src/tree.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 | struct Tree<T,N: ArrayLength<NodePointer<T,N>>>(NodePointer<T,N>);
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/tree.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn new(value: T) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parent`
[INFO] [stderr]   --> src/tree.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn parent(&mut self) -> bool{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `child`
[INFO] [stderr]   --> src/tree.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn child(&mut self, child: usize) -> bool {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `value`
[INFO] [stderr]   --> src/tree.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 26 |     value: T,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `parent`
[INFO] [stderr]   --> src/tree.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     parent: NodePointer<T,N>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `children`
[INFO] [stderr]   --> src/tree.rs:28:2
[INFO] [stderr]    |
[INFO] [stderr] 28 |     children: GenericArray<NodePointer<T,N>,N>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/tree.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn new(value: T) -> Self{
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Tree`
[INFO] [stderr]   --> src/tree.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 | struct Tree<T,N: ArrayLength<NodePointer<T,N>>>(NodePointer<T,N>);
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/tree.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn new(value: T) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parent`
[INFO] [stderr]   --> src/tree.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn parent(&mut self) -> bool{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `child`
[INFO] [stderr]   --> src/tree.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn child(&mut self, child: usize) -> bool {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "9f49497f4868ebbed728ca43e589e5f6a8c0d53b442411a93b8a7f07dabe9b5d"`
[INFO] running `"docker" "rm" "-f" "9f49497f4868ebbed728ca43e589e5f6a8c0d53b442411a93b8a7f07dabe9b5d"`
[INFO] [stdout] 9f49497f4868ebbed728ca43e589e5f6a8c0d53b442411a93b8a7f07dabe9b5d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 626fb6797f12fe94c564cda9181b6109b7b51c7df666a64785e8b8e4b7d77ac8
[INFO] running `"docker" "start" "-a" "626fb6797f12fe94c564cda9181b6109b7b51c7df666a64785e8b8e4b7d77ac8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: field is never read: `value`
[INFO] [stderr]   --> src/tree.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 26 |     value: T,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `parent`
[INFO] [stderr]   --> src/tree.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     parent: NodePointer<T,N>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `children`
[INFO] [stderr]   --> src/tree.rs:28:2
[INFO] [stderr]    |
[INFO] [stderr] 28 |     children: GenericArray<NodePointer<T,N>,N>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/tree.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn new(value: T) -> Self{
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Tree`
[INFO] [stderr]   --> src/tree.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 | struct Tree<T,N: ArrayLength<NodePointer<T,N>>>(NodePointer<T,N>);
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/tree.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn new(value: T) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parent`
[INFO] [stderr]   --> src/tree.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn parent(&mut self) -> bool{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `child`
[INFO] [stderr]   --> src/tree.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn child(&mut self, child: usize) -> bool {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `value`
[INFO] [stderr]   --> src/tree.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 26 |     value: T,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `parent`
[INFO] [stderr]   --> src/tree.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     parent: NodePointer<T,N>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `children`
[INFO] [stderr]   --> src/tree.rs:28:2
[INFO] [stderr]    |
[INFO] [stderr] 28 |     children: GenericArray<NodePointer<T,N>,N>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/tree.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn new(value: T) -> Self{
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Tree`
[INFO] [stderr]   --> src/tree.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 | struct Tree<T,N: ArrayLength<NodePointer<T,N>>>(NodePointer<T,N>);
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/tree.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn new(value: T) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parent`
[INFO] [stderr]   --> src/tree.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn parent(&mut self) -> bool{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `child`
[INFO] [stderr]   --> src/tree.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn child(&mut self, child: usize) -> bool {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/jungle-9f0394b5d0a82d81
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests jungle
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "626fb6797f12fe94c564cda9181b6109b7b51c7df666a64785e8b8e4b7d77ac8"`
[INFO] running `"docker" "rm" "-f" "626fb6797f12fe94c564cda9181b6109b7b51c7df666a64785e8b8e4b7d77ac8"`
[INFO] [stdout] 626fb6797f12fe94c564cda9181b6109b7b51c7df666a64785e8b8e4b7d77ac8