[INFO] cloning repository https://github.com/stestagg/simhash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stestagg/simhash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstestagg%2Fsimhash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstestagg%2Fsimhash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ace28ebe00fc6066975fd59c3df05d0064280bf6
[INFO] testing stestagg/simhash against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstestagg%2Fsimhash" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stestagg/simhash
[INFO] finished tweaking git repo https://github.com/stestagg/simhash
[INFO] tweaked toml for git repo https://github.com/stestagg/simhash written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stestagg/simhash on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stestagg/simhash already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rstest v0.26.1
[INFO] [stderr]   Downloaded rstest_macros v0.26.1
[INFO] [stderr]   Downloaded pyo3-macros v0.26.0
[INFO] [stderr]   Downloaded unindent v0.2.4
[INFO] [stderr]   Downloaded toml_parser v1.0.3
[INFO] [stderr]   Downloaded ambassador v0.4.2
[INFO] [stderr]   Downloaded pyo3-build-config v0.26.0
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.26.0
[INFO] [stderr]   Downloaded pyo3-ffi v0.26.0
[INFO] [stderr]   Downloaded toml_edit v0.23.6
[INFO] [stderr]   Downloaded pyo3 v0.26.0
[INFO] [stderr]   Downloaded toml_datetime v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8b1ddbf8b81f716ee442f0a4dc86e19f60282dc551f8412b5d8a82fef3b28f7
[INFO] running `Command { std: "docker" "start" "-a" "d8b1ddbf8b81f716ee442f0a4dc86e19f60282dc551f8412b5d8a82fef3b28f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8b1ddbf8b81f716ee442f0a4dc86e19f60282dc551f8412b5d8a82fef3b28f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8b1ddbf8b81f716ee442f0a4dc86e19f60282dc551f8412b5d8a82fef3b28f7", kill_on_drop: false }`
[INFO] [stdout] d8b1ddbf8b81f716ee442f0a4dc86e19f60282dc551f8412b5d8a82fef3b28f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d91732905d112a87ebc1d387d24bc64f6d9998c23e62a24e409fb5014edb82c
[INFO] running `Command { std: "docker" "start" "-a" "8d91732905d112a87ebc1d387d24bc64f6d9998c23e62a24e409fb5014edb82c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling pyo3-build-config v0.26.0
[INFO] [stderr]    Compiling rstest_macros v0.26.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling unindent v0.2.4
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling toml_edit v0.23.6
[INFO] [stderr]    Compiling pyo3-ffi v0.26.0
[INFO] [stderr]    Compiling pyo3-macros-backend v0.26.0
[INFO] [stderr]    Compiling pyo3 v0.26.0
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling ambassador v0.4.2
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling rstest v0.26.1
[INFO] [stderr]    Compiling pyo3-macros v0.26.0
[INFO] [stderr]    Compiling simhash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `PyErr` and `PyObject`
[INFO] [stdout]  --> src/simhasher.rs:3:37
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pyo3::{IntoPyObject, Py, PyAny, PyErr, PyObject, PyResult};
[INFO] [stdout]   |                                     ^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/hash.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 $body
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]   --> src/lib.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     use std::borrow::Cow;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PyString`
[INFO] [stdout]   --> src/lib.rs:22:31
[INFO] [stdout]    |
[INFO] [stdout] 22 |     use pyo3::types::{PyList, PyString};
[INFO] [stdout]    |                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `pyo3::PyObject`: use `Py<PyAny>` instead
[INFO] [stdout]  --> src/simhasher.rs:3:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pyo3::{IntoPyObject, Py, PyAny, PyErr, PyObject, PyResult};
[INFO] [stdout]   |                                            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `py`
[INFO] [stdout]    --> src/lib.rs:119:31
[INFO] [stdout]     |
[INFO] [stdout] 119 |         fn group_texts(&self, py: Python, texts: Bound<PyList>, max_diff: usize) -> PyResult<Vec<Vec<Py<PyAny>>>> {
[INFO] [stdout]     |                               ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SequentialSlidingWindowIterExt` is never used
[INFO] [stdout]   --> src/window.rs:97:11
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub trait SequentialSlidingWindowIterExt<T: Iterator<Item = usize>> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SequentialSlidingWindowIter` is never constructed
[INFO] [stdout]    --> src/window.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub struct SequentialSlidingWindowIter<T: Iterator<Item = usize>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/window.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl <T: Iterator<Item = usize>> SequentialSlidingWindowIter<T> {
[INFO] [stdout]     | --------------------------------------------------------------- associated function in this implementation
[INFO] [stdout] 112 |     pub fn new(inp: T, window_size: usize) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `len` is never used
[INFO] [stdout]    --> src/tree.rs:137:12
[INFO] [stdout]     |
[INFO] [stdout]  50 | impl<T> HashTree<T> {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/map.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<K: AsRef<str> + Eq + Hash, T> SimMap<K, T> {
[INFO] [stdout]    | ----------------------------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn with_capacity(hasher: SimHasher, max_dist: u8, capacity: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn iter(&self) -> impl Iterator<Item = (&K, &T)> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = (&K, &mut T)> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn hasher(&self) -> &SimHasher {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn contains_key(&self, key: &K) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn get(&self, key: &K) -> Option<&T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn get_mut(&mut self, key: &K) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.93s
[INFO] running `Command { std: "docker" "inspect" "8d91732905d112a87ebc1d387d24bc64f6d9998c23e62a24e409fb5014edb82c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d91732905d112a87ebc1d387d24bc64f6d9998c23e62a24e409fb5014edb82c", kill_on_drop: false }`
[INFO] [stdout] 8d91732905d112a87ebc1d387d24bc64f6d9998c23e62a24e409fb5014edb82c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a03717d748f7a7661a09b8258b0ed888beb3e78eb0a9383c72593f345c13d74b
[INFO] running `Command { std: "docker" "start" "-a" "a03717d748f7a7661a09b8258b0ed888beb3e78eb0a9383c72593f345c13d74b", kill_on_drop: false }`
[INFO] [stderr]    Compiling simhash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `PyErr` and `PyObject`
[INFO] [stdout]  --> src/simhasher.rs:3:37
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pyo3::{IntoPyObject, Py, PyAny, PyErr, PyObject, PyResult};
[INFO] [stdout]   |                                     ^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/hash.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 $body
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]   --> src/lib.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     use std::borrow::Cow;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PyString`
[INFO] [stdout]   --> src/lib.rs:22:31
[INFO] [stdout]    |
[INFO] [stdout] 22 |     use pyo3::types::{PyList, PyString};
[INFO] [stdout]    |                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `pyo3::PyObject`: use `Py<PyAny>` instead
[INFO] [stdout]  --> src/simhasher.rs:3:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pyo3::{IntoPyObject, Py, PyAny, PyErr, PyObject, PyResult};
[INFO] [stdout]   |                                            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `py`
[INFO] [stdout]    --> src/lib.rs:119:31
[INFO] [stdout]     |
[INFO] [stdout] 119 |         fn group_texts(&self, py: Python, texts: Bound<PyList>, max_diff: usize) -> PyResult<Vec<Vec<Py<PyAny>>>> {
[INFO] [stdout]     |                               ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `len` is never used
[INFO] [stdout]    --> src/tree.rs:137:12
[INFO] [stdout]     |
[INFO] [stdout]  50 | impl<T> HashTree<T> {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/map.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<K: AsRef<str> + Eq + Hash, T> SimMap<K, T> {
[INFO] [stdout]    | ----------------------------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn with_capacity(hasher: SimHasher, max_dist: u8, capacity: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn iter(&self) -> impl Iterator<Item = (&K, &T)> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = (&K, &mut T)> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn hasher(&self) -> &SimHasher {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn contains_key(&self, key: &K) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn get(&self, key: &K) -> Option<&T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn get_mut(&mut self, key: &K) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "a03717d748f7a7661a09b8258b0ed888beb3e78eb0a9383c72593f345c13d74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a03717d748f7a7661a09b8258b0ed888beb3e78eb0a9383c72593f345c13d74b", kill_on_drop: false }`
[INFO] [stdout] a03717d748f7a7661a09b8258b0ed888beb3e78eb0a9383c72593f345c13d74b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8f572e50da2f6dfabdda62eac77b6808d608245ae37a1a3433a0d5c1309585c
[INFO] running `Command { std: "docker" "start" "-a" "b8f572e50da2f6dfabdda62eac77b6808d608245ae37a1a3433a0d5c1309585c", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `PyErr` and `PyObject`
[INFO] [stderr]  --> src/simhasher.rs:3:37
[INFO] [stderr]   |
[INFO] [stderr] 3 | use pyo3::{IntoPyObject, Py, PyAny, PyErr, PyObject, PyResult};
[INFO] [stderr]   |                                     ^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/hash.rs:23:17
[INFO] [stderr]    |
[INFO] [stderr] 23 |                 $body
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Cow`
[INFO] [stderr]   --> src/lib.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     use std::borrow::Cow;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `PyString`
[INFO] [stderr]   --> src/lib.rs:22:31
[INFO] [stderr]    |
[INFO] [stderr] 22 |     use pyo3::types::{PyList, PyString};
[INFO] [stderr]    |                               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `pyo3::PyObject`: use `Py<PyAny>` instead
[INFO] [stderr]  --> src/simhasher.rs:3:44
[INFO] [stderr]   |
[INFO] [stderr] 3 | use pyo3::{IntoPyObject, Py, PyAny, PyErr, PyObject, PyResult};
[INFO] [stderr]   |                                            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `py`
[INFO] [stderr]    --> src/lib.rs:119:31
[INFO] [stderr]     |
[INFO] [stderr] 119 |         fn group_texts(&self, py: Python, texts: Bound<PyList>, max_diff: usize) -> PyResult<Vec<Vec<Py<PyAny>>>> {
[INFO] [stderr]     |                               ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `len` is never used
[INFO] [stderr]    --> src/tree.rs:137:12
[INFO] [stderr]     |
[INFO] [stderr]  50 | impl<T> HashTree<T> {
[INFO] [stderr]     | ------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 137 |     pub fn len(&self) -> usize {
[INFO] [stderr]     |            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> src/map.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl<K: AsRef<str> + Eq + Hash, T> SimMap<K, T> {
[INFO] [stderr]    | ----------------------------------------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 31 |     pub fn with_capacity(hasher: SimHasher, max_dist: u8, capacity: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     pub fn iter(&self) -> impl Iterator<Item = (&K, &T)> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 52 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = (&K, &mut T)> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |     pub fn hasher(&self) -> &SimHasher {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |     pub fn contains_key(&self, key: &K) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 |     pub fn get(&self, key: &K) -> Option<&T> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 68 |     pub fn get_mut(&mut self, key: &K) -> Option<&mut T> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `simhash` (lib test) generated 8 warnings (run `cargo fix --lib -p simhash --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simhash-7c761eb2c1f0dadf)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test feature::tests::test_byte_features ... ok
[INFO] [stdout] test feature::tests::test_grapheme_features ... ok
[INFO] [stdout] test hash::tests::test_hashing_u8 ... ok
[INFO] [stdout] test hash::tests::test_sip_hash ... ok
[INFO] [stdout] test feature::tests::test_char_features ... ok
[INFO] [stdout] test hash::tests::test_xxh3_hash ... ok
[INFO] [stdout] test simhasher::tests::compare_approaches ... ok
[INFO] [stdout] test simhasher::tests::compare_bytes_chars::case_1 ... ok
[INFO] [stdout] test simhasher::tests::compare_bytes_chars::case_3 ... ok
[INFO] [stdout] test simhasher::tests::compare_bytes_chars::case_4 ... ok
[INFO] [stdout] test feature::tests::test_word_features ... ok
[INFO] [stdout] test simhasher::tests::test_simhasher ... ok
[INFO] [stdout] test window::tests::test_graphemes ... ok
[INFO] [stdout] test window::tests::test_graphemes_sequential ... ok
[INFO] [stdout] test window::tests::test_sliding_pair ... ok
[INFO] [stdout] test window::tests::test_sliding_window ... ok
[INFO] [stdout] test window::tests::test_sliding_window_5 ... ok
[INFO] [stdout] test window::tests::test_sliding_window_4 ... ok
[INFO] [stdout] test window::tests::test_sliding_window_6 ... ok
[INFO] [stdout] test window::tests::test_words_sequential ... ok
[INFO] [stdout] test window::tests::test_words ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'hash::tests::test_pairs' (22) has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow, aborting
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/simhash-7c761eb2c1f0dadf` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "b8f572e50da2f6dfabdda62eac77b6808d608245ae37a1a3433a0d5c1309585c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8f572e50da2f6dfabdda62eac77b6808d608245ae37a1a3433a0d5c1309585c", kill_on_drop: false }`
[INFO] [stdout] b8f572e50da2f6dfabdda62eac77b6808d608245ae37a1a3433a0d5c1309585c
