[INFO] fetching crate scrings 0.1.7...
[INFO] checking scrings-0.1.7 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate scrings 0.1.7 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate scrings 0.1.7
[INFO] finished tweaking crates.io crate scrings 0.1.7
[INFO] tweaked toml for crates.io crate scrings 0.1.7 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scrings 0.1.7 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scrings 0.1.7 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fa2b10342e585075f262dd4c1a081c7fe298f9608987fc7e678a8029b0d794b
[INFO] running `Command { std: "docker" "start" "-a" "8fa2b10342e585075f262dd4c1a081c7fe298f9608987fc7e678a8029b0d794b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fa2b10342e585075f262dd4c1a081c7fe298f9608987fc7e678a8029b0d794b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa2b10342e585075f262dd4c1a081c7fe298f9608987fc7e678a8029b0d794b", kill_on_drop: false }`
[INFO] [stdout] 8fa2b10342e585075f262dd4c1a081c7fe298f9608987fc7e678a8029b0d794b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d2e15332aea28e2cc322eaf4cbdaab70b9eede896931770a3763aa6928f57bb
[INFO] running `Command { std: "docker" "start" "-a" "0d2e15332aea28e2cc322eaf4cbdaab70b9eede896931770a3763aa6928f57bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.12
[INFO] [stderr]     Checking tree-sitter-language v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking encode_unicode v1.0.0
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]    Compiling tree-sitter v0.24.7
[INFO] [stderr]    Compiling tree-sitter-bash v0.21.0
[INFO] [stderr]    Compiling tree-sitter-php v0.23.11
[INFO] [stderr]    Compiling tree-sitter-python v0.21.0
[INFO] [stderr]    Compiling tree-sitter-sequel v0.3.7
[INFO] [stderr]    Compiling tree-sitter-powershell v0.24.5
[INFO] [stderr]    Compiling tree-sitter-javascript v0.23.1
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking tree-sitter-traversal2 v0.2.0
[INFO] [stderr]     Checking scrings v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `root` is never used
[INFO] [stdout]    --> src/tree.rs:202:12
[INFO] [stdout]     |
[INFO] [stdout] 189 | impl<'a> Tree<'a> {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 202 |     pub fn root(&self) -> Result<Node> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/bash.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_bash_tree(source: &str) -> Result<Tree> {
[INFO] [stdout]   |                            ^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                            |
[INFO] [stdout]   |                            the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_bash_tree(source: &str) -> Result<Tree<'_>> {
[INFO] [stdout]   |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/js.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_javascript_tree(source: &str) -> Result<Tree> {
[INFO] [stdout]   |                                  ^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                                  |
[INFO] [stdout]   |                                  the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_javascript_tree(source: &str) -> Result<Tree<'_>> {
[INFO] [stdout]   |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/php.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_php_tree(source: &str) -> Result<Tree> {
[INFO] [stdout]   |                           ^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                           |
[INFO] [stdout]   |                           the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_php_tree(source: &str) -> Result<Tree<'_>> {
[INFO] [stdout]   |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ps.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn build_powershell_tree(source: &str) -> Result<Tree> {
[INFO] [stdout]    |                                  ^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn build_powershell_tree(source: &str) -> Result<Tree<'_>> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/python.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn build_python_tree(source: &str) -> crate::error::Result<Tree> {
[INFO] [stdout]   |                              ^^^^                          ^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                              |
[INFO] [stdout]   |                              the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn build_python_tree(source: &str) -> crate::error::Result<Tree<'_>> {
[INFO] [stdout]   |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/sql.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_sql_tree(source: &str) -> Result<Tree> {
[INFO] [stdout]   |                           ^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                           |
[INFO] [stdout]   |                           the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_sql_tree(source: &str) -> Result<Tree<'_>> {
[INFO] [stdout]   |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:202:17
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn root(&self) -> Result<Node> {
[INFO] [stdout]     |                 ^^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn root(&self) -> Result<Node<'_>> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `root` is never used
[INFO] [stdout]    --> src/tree.rs:202:12
[INFO] [stdout]     |
[INFO] [stdout] 189 | impl<'a> Tree<'a> {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 202 |     pub fn root(&self) -> Result<Node> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/bash.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_bash_tree(source: &str) -> Result<Tree> {
[INFO] [stdout]   |                            ^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                            |
[INFO] [stdout]   |                            the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_bash_tree(source: &str) -> Result<Tree<'_>> {
[INFO] [stdout]   |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/js.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_javascript_tree(source: &str) -> Result<Tree> {
[INFO] [stdout]   |                                  ^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                                  |
[INFO] [stdout]   |                                  the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_javascript_tree(source: &str) -> Result<Tree<'_>> {
[INFO] [stdout]   |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/php.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_php_tree(source: &str) -> Result<Tree> {
[INFO] [stdout]   |                           ^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                           |
[INFO] [stdout]   |                           the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_php_tree(source: &str) -> Result<Tree<'_>> {
[INFO] [stdout]   |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ps.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn build_powershell_tree(source: &str) -> Result<Tree> {
[INFO] [stdout]    |                                  ^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn build_powershell_tree(source: &str) -> Result<Tree<'_>> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/python.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn build_python_tree(source: &str) -> crate::error::Result<Tree> {
[INFO] [stdout]   |                              ^^^^                          ^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                              |
[INFO] [stdout]   |                              the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn build_python_tree(source: &str) -> crate::error::Result<Tree<'_>> {
[INFO] [stdout]   |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/sql.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_sql_tree(source: &str) -> Result<Tree> {
[INFO] [stdout]   |                           ^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                           |
[INFO] [stdout]   |                           the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn build_sql_tree(source: &str) -> Result<Tree<'_>> {
[INFO] [stdout]   |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:202:17
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn root(&self) -> Result<Node> {
[INFO] [stdout]     |                 ^^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn root(&self) -> Result<Node<'_>> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.41s
[INFO] running `Command { std: "docker" "inspect" "0d2e15332aea28e2cc322eaf4cbdaab70b9eede896931770a3763aa6928f57bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d2e15332aea28e2cc322eaf4cbdaab70b9eede896931770a3763aa6928f57bb", kill_on_drop: false }`
[INFO] [stdout] 0d2e15332aea28e2cc322eaf4cbdaab70b9eede896931770a3763aa6928f57bb
