[INFO] crate sfink_callgraph_traversal 0.1.0 is already in cache
[INFO] testing sfink_callgraph_traversal-0.1.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate sfink_callgraph_traversal 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sfink_callgraph_traversal 0.1.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sfink_callgraph_traversal 0.1.0
[INFO] finished tweaking crates.io crate sfink_callgraph_traversal 0.1.0
[INFO] tweaked toml for crates.io crate sfink_callgraph_traversal 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", 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] 90fa2af061e1eaec366ff7cdbe12faf9fa6542a651acf9093087f632bf452910
[INFO] running `Command { std: "docker" "start" "-a" "90fa2af061e1eaec366ff7cdbe12faf9fa6542a651acf9093087f632bf452910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90fa2af061e1eaec366ff7cdbe12faf9fa6542a651acf9093087f632bf452910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90fa2af061e1eaec366ff7cdbe12faf9fa6542a651acf9093087f632bf452910", kill_on_drop: false }`
[INFO] [stdout] 90fa2af061e1eaec366ff7cdbe12faf9fa6542a651acf9093087f632bf452910
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 437236f3e06704ff3b953c1dc97460a8f35b6563386d01ef737acdf08a75ae02
[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" "437236f3e06704ff3b953c1dc97460a8f35b6563386d01ef737acdf08a75ae02", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cpython v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling python27-sys v0.1.2
[INFO] [stderr]    Compiling rustyline v4.1.0
[INFO] [stderr]    Compiling sfink_callgraph_traversal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `DescriptionBrevity`
[INFO] [stdout]   --> src/callgraph.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum DescriptionBrevity {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Matcher`
[INFO] [stdout]   --> src/callgraph.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Matcher<'a> {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/callgraph.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn new(pattern : &str) -> Option<Matcher> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_match`
[INFO] [stdout]   --> src/callgraph.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn is_match(&self, cg : &Callgraph, idx : NodeIndex) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]    --> src/callgraph.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn name(&self, idx : NodeIndex, brevity : DescriptionBrevity) -> String {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.25s
[INFO] running `Command { std: "docker" "inspect" "437236f3e06704ff3b953c1dc97460a8f35b6563386d01ef737acdf08a75ae02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "437236f3e06704ff3b953c1dc97460a8f35b6563386d01ef737acdf08a75ae02", kill_on_drop: false }`
[INFO] [stdout] 437236f3e06704ff3b953c1dc97460a8f35b6563386d01ef737acdf08a75ae02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6aa0b9e2a5566c41f1531423a2eaa42cb01fe078583c0b681e99d9df2d540bfa
[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" "6aa0b9e2a5566c41f1531423a2eaa42cb01fe078583c0b681e99d9df2d540bfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling sfink_callgraph_traversal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `DescriptionBrevity`
[INFO] [stdout]   --> src/callgraph.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum DescriptionBrevity {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Matcher`
[INFO] [stdout]   --> src/callgraph.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Matcher<'a> {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/callgraph.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn new(pattern : &str) -> Option<Matcher> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_match`
[INFO] [stdout]   --> src/callgraph.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn is_match(&self, cg : &Callgraph, idx : NodeIndex) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]    --> src/callgraph.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn name(&self, idx : NodeIndex, brevity : DescriptionBrevity) -> String {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / py_class!(class HazGraph |py| {
[INFO] [stdout] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stdout] 87 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `DescriptionBrevity`
[INFO] [stdout]   --> src/callgraph.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum DescriptionBrevity {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Matcher`
[INFO] [stdout]   --> src/callgraph.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Matcher<'a> {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/callgraph.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn new(pattern : &str) -> Option<Matcher> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_match`
[INFO] [stdout]   --> src/callgraph.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn is_match(&self, cg : &Callgraph, idx : NodeIndex) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]    --> src/callgraph.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn name(&self, idx : NodeIndex, brevity : DescriptionBrevity) -> String {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `Command { std: "docker" "inspect" "6aa0b9e2a5566c41f1531423a2eaa42cb01fe078583c0b681e99d9df2d540bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa0b9e2a5566c41f1531423a2eaa42cb01fe078583c0b681e99d9df2d540bfa", kill_on_drop: false }`
[INFO] [stdout] 6aa0b9e2a5566c41f1531423a2eaa42cb01fe078583c0b681e99d9df2d540bfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b2c9c12a0aa9006a06c0ca701454df18b14807dd09a39a924424c1d982989b5b
[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" "b2c9c12a0aa9006a06c0ca701454df18b14807dd09a39a924424c1d982989b5b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / py_class!(class HazGraph |py| {
[INFO] [stderr] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stderr] 29 | |
[INFO] [stderr] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stderr] 87 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / py_class!(class HazGraph |py| {
[INFO] [stderr] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stderr] 29 | |
[INFO] [stderr] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stderr] 87 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / py_class!(class HazGraph |py| {
[INFO] [stderr] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stderr] 29 | |
[INFO] [stderr] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stderr] 87 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / py_class!(class HazGraph |py| {
[INFO] [stderr] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stderr] 29 | |
[INFO] [stderr] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stderr] 87 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / py_class!(class HazGraph |py| {
[INFO] [stderr] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stderr] 29 | |
[INFO] [stderr] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stderr] 87 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / py_class!(class HazGraph |py| {
[INFO] [stderr] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stderr] 29 | |
[INFO] [stderr] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stderr] 87 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / py_class!(class HazGraph |py| {
[INFO] [stderr] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stderr] 29 | |
[INFO] [stderr] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stderr] 87 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / py_class!(class HazGraph |py| {
[INFO] [stderr] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stderr] 29 | |
[INFO] [stderr] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stderr] 87 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / py_class!(class HazGraph |py| {
[INFO] [stderr] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stderr] 29 | |
[INFO] [stderr] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stderr] 87 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / py_class!(class HazGraph |py| {
[INFO] [stderr] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stderr] 29 | |
[INFO] [stderr] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stderr] 87 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `DescriptionBrevity`
[INFO] [stderr]   --> src/callgraph.rs:28:10
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub enum DescriptionBrevity {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Matcher`
[INFO] [stderr]   --> src/callgraph.rs:45:10
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub enum Matcher<'a> {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/callgraph.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn new(pattern : &str) -> Option<Matcher> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_match`
[INFO] [stderr]   --> src/callgraph.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn is_match(&self, cg : &Callgraph, idx : NodeIndex) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `name`
[INFO] [stderr]    --> src/callgraph.rs:124:12
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn name(&self, idx : NodeIndex, brevity : DescriptionBrevity) -> String {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / py_class!(class HazGraph |py| {
[INFO] [stderr] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stderr] 29 | |
[INFO] [stderr] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stderr] 87 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / py_class!(class HazGraph |py| {
[INFO] [stderr] 28 | |     data callgraph: cell::RefCell<Callgraph>;
[INFO] [stderr] 29 | |
[INFO] [stderr] 30 | |     def __new__(_cls, filename: &str) -> PyResult<HazGraph> {
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |     // Err(PyErr::new::<exc::TypeError, _>(py, "unimplemented"))
[INFO] [stderr] 87 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `DescriptionBrevity`
[INFO] [stderr]   --> src/callgraph.rs:28:10
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub enum DescriptionBrevity {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Matcher`
[INFO] [stderr]   --> src/callgraph.rs:45:10
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub enum Matcher<'a> {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/callgraph.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn new(pattern : &str) -> Option<Matcher> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_match`
[INFO] [stderr]   --> src/callgraph.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn is_match(&self, cg : &Callgraph, idx : NodeIndex) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `name`
[INFO] [stderr]    --> src/callgraph.rs:124:12
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn name(&self, idx : NodeIndex, brevity : DescriptionBrevity) -> String {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hazgraph-8b525b6c070e29a8
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cgtraverse-caef4f1a342b9976
[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] [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] [stderr]    Doc-tests hazgraph
[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 `Command { std: "docker" "inspect" "b2c9c12a0aa9006a06c0ca701454df18b14807dd09a39a924424c1d982989b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c9c12a0aa9006a06c0ca701454df18b14807dd09a39a924424c1d982989b5b", kill_on_drop: false }`
[INFO] [stdout] b2c9c12a0aa9006a06c0ca701454df18b14807dd09a39a924424c1d982989b5b