[INFO] fetching crate sfink_callgraph_traversal 0.1.0... [INFO] checking sfink_callgraph_traversal-0.1.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate sfink_callgraph_traversal 0.1.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate sfink_callgraph_traversal 0.1.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cpython v0.1.0 [INFO] [stderr] Downloaded python27-sys v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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] 34b7c3c99b66170b051c7faa4e139ec5b878a653f9fe2d78a1531a103475e05f [INFO] running `Command { std: "docker" "start" "-a" "34b7c3c99b66170b051c7faa4e139ec5b878a653f9fe2d78a1531a103475e05f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "34b7c3c99b66170b051c7faa4e139ec5b878a653f9fe2d78a1531a103475e05f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34b7c3c99b66170b051c7faa4e139ec5b878a653f9fe2d78a1531a103475e05f", kill_on_drop: false }` [INFO] [stdout] 34b7c3c99b66170b051c7faa4e139ec5b878a653f9fe2d78a1531a103475e05f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bed338b34cbd8d0c5e2e6d64e5a2b531c89c043e685838638d5616e2fa7f9f24 [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" "bed338b34cbd8d0c5e2e6d64e5a2b531c89c043e685838638d5616e2fa7f9f24", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [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 nix v0.13.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling cpython v0.1.0 [INFO] [stderr] Checking unicode-segmentation v1.8.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking memchr v2.4.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking rustyline v4.1.0 [INFO] [stderr] Compiling python27-sys v0.1.2 [INFO] [stderr] Checking sfink_callgraph_traversal v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/hazard.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/hazard.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `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; [INFO] [stdout] 29 | | [INFO] [stdout] 30 | | def __new__(_cls, filename: &str) -> PyResult { [INFO] [stdout] ... | [INFO] [stdout] 86 | | // Err(PyErr::new::(py, "unimplemented")) [INFO] [stdout] 87 | | }); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `py_impl_from_py_object_for_python_object` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `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; [INFO] [stdout] 29 | | [INFO] [stdout] 30 | | def __new__(_cls, filename: &str) -> PyResult { [INFO] [stdout] ... | [INFO] [stdout] 86 | | // Err(PyErr::new::(py, "unimplemented")) [INFO] [stdout] 87 | | }); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `py_impl_from_py_object_for_python_object` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `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; [INFO] [stdout] 29 | | [INFO] [stdout] 30 | | def __new__(_cls, filename: &str) -> PyResult { [INFO] [stdout] ... | [INFO] [stdout] 86 | | // Err(PyErr::new::(py, "unimplemented")) [INFO] [stdout] 87 | | }); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `py_impl_from_py_object_for_python_object` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `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; [INFO] [stdout] 29 | | [INFO] [stdout] 30 | | def __new__(_cls, filename: &str) -> PyResult { [INFO] [stdout] ... | [INFO] [stdout] 86 | | // Err(PyErr::new::(py, "unimplemented")) [INFO] [stdout] 87 | | }); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `py_impl_from_py_object_for_python_object` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `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; [INFO] [stdout] 29 | | [INFO] [stdout] 30 | | def __new__(_cls, filename: &str) -> PyResult { [INFO] [stdout] ... | [INFO] [stdout] 86 | | // Err(PyErr::new::(py, "unimplemented")) [INFO] [stdout] 87 | | }); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `py_class_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `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; [INFO] [stdout] 29 | | [INFO] [stdout] 30 | | def __new__(_cls, filename: &str) -> PyResult { [INFO] [stdout] ... | [INFO] [stdout] 86 | | // Err(PyErr::new::(py, "unimplemented")) [INFO] [stdout] 87 | | }); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `py_class_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `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; [INFO] [stdout] 29 | | [INFO] [stdout] 30 | | def __new__(_cls, filename: &str) -> PyResult { [INFO] [stdout] ... | [INFO] [stdout] 86 | | // Err(PyErr::new::(py, "unimplemented")) [INFO] [stdout] 87 | | }); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `py_class_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `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; [INFO] [stdout] 29 | | [INFO] [stdout] 30 | | def __new__(_cls, filename: &str) -> PyResult { [INFO] [stdout] ... | [INFO] [stdout] 86 | | // Err(PyErr::new::(py, "unimplemented")) [INFO] [stdout] 87 | | }); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `py_class_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `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; [INFO] [stdout] 29 | | [INFO] [stdout] 30 | | def __new__(_cls, filename: &str) -> PyResult { [INFO] [stdout] ... | [INFO] [stdout] 86 | | // Err(PyErr::new::(py, "unimplemented")) [INFO] [stdout] 87 | | }); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `py_class_init_members` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `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; [INFO] [stdout] 29 | | [INFO] [stdout] 30 | | def __new__(_cls, filename: &str) -> PyResult { [INFO] [stdout] ... | [INFO] [stdout] 86 | | // Err(PyErr::new::(py, "unimplemented")) [INFO] [stdout] 87 | | }); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `py_class_init_members` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `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; [INFO] [stdout] 29 | | [INFO] [stdout] 30 | | def __new__(_cls, filename: &str) -> PyResult { [INFO] [stdout] ... | [INFO] [stdout] 86 | | // Err(PyErr::new::(py, "unimplemented")) [INFO] [stdout] 87 | | }); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `py_class_init_members` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `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; [INFO] [stdout] 29 | | [INFO] [stdout] 30 | | def __new__(_cls, filename: &str) -> PyResult { [INFO] [stdout] ... | [INFO] [stdout] 86 | | // Err(PyErr::new::(py, "unimplemented")) [INFO] [stdout] 87 | | }); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `py_class_init_members` (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 { [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: 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 { [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: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/hazard.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/hazard.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.47s [INFO] running `Command { std: "docker" "inspect" "bed338b34cbd8d0c5e2e6d64e5a2b531c89c043e685838638d5616e2fa7f9f24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bed338b34cbd8d0c5e2e6d64e5a2b531c89c043e685838638d5616e2fa7f9f24", kill_on_drop: false }` [INFO] [stdout] bed338b34cbd8d0c5e2e6d64e5a2b531c89c043e685838638d5616e2fa7f9f24