[INFO] cloning repository https://github.com/grewalrehmat/ngux
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grewalrehmat/ngux" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrewalrehmat%2Fngux", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrewalrehmat%2Fngux'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b1e262926736d452d66db89e9cac281be7eb681
[INFO] checking grewalrehmat/ngux against master#6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd for pr-153721
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrewalrehmat%2Fngux" "/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/grewalrehmat/ngux
[INFO] finished tweaking git repo https://github.com/grewalrehmat/ngux
[INFO] tweaked toml for git repo https://github.com/grewalrehmat/ngux written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/grewalrehmat/ngux on toolchain 6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/grewalrehmat/ngux 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" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.81
[INFO] [stderr]   Downloaded slab v0.4.6
[INFO] [stderr]   Downloaded clap_lex v0.2.0
[INFO] [stderr]   Downloaded doc-comment v0.3.3
[INFO] [stderr]   Downloaded walkdir v2.3.2
[INFO] [stderr]   Downloaded termcolor v1.1.3
[INFO] [stderr]   Downloaded version_check v0.9.4
[INFO] [stderr]   Downloaded strsim v0.10.0
[INFO] [stderr]   Downloaded termtree v0.2.4
[INFO] [stderr]   Downloaded wait-timeout v0.2.0
[INFO] [stderr]   Downloaded predicates-tree v1.0.5
[INFO] [stderr]   Downloaded difflib v0.4.0
[INFO] [stderr]   Downloaded heck v0.4.0
[INFO] [stderr]   Downloaded unicode-xid v0.2.3
[INFO] [stderr]   Downloaded itoa v1.0.1
[INFO] [stderr]   Downloaded predicates-core v1.0.3
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded clap_derive v3.1.18
[INFO] [stderr]   Downloaded predicates v2.1.1
[INFO] [stderr]   Downloaded assert_cmd v2.0.4
[INFO] [stderr]   Downloaded quote v1.0.18
[INFO] [stderr]   Downloaded lscolors v0.10.0
[INFO] [stderr]   Downloaded clap_complete v3.1.4
[INFO] [stderr]   Downloaded os_str_bytes v6.0.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.38
[INFO] [stderr]   Downloaded hashbrown v0.12.1
[INFO] [stderr]   Downloaded indexmap v1.9.0
[INFO] [stderr]   Downloaded textwrap v0.15.0
[INFO] [stderr]   Downloaded serde v1.0.137
[INFO] [stderr]   Downloaded ryu v1.0.9
[INFO] [stderr]   Downloaded unicode-width v0.1.9
[INFO] [stderr]   Downloaded memchr v2.5.0
[INFO] [stderr]   Downloaded serde_derive v1.0.137
[INFO] [stderr]   Downloaded itertools v0.10.3
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded clap v3.1.18
[INFO] [stderr]   Downloaded syn v1.0.93
[INFO] [stderr]   Downloaded regex v1.5.5
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded bstr v0.2.17
[INFO] [stderr]   Downloaded libc v0.2.125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 465f2b7267a4b5a476311c3e297a789ea6f46b338aaf5db05b012d768d0b5f55
[INFO] running `Command { std: "docker" "start" "465f2b7267a4b5a476311c3e297a789ea6f46b338aaf5db05b012d768d0b5f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "465f2b7267a4b5a476311c3e297a789ea6f46b338aaf5db05b012d768d0b5f55" "/opt/rustwide/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "465f2b7267a4b5a476311c3e297a789ea6f46b338aaf5db05b012d768d0b5f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "465f2b7267a4b5a476311c3e297a789ea6f46b338aaf5db05b012d768d0b5f55" "/opt/rustwide/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling syn v1.0.93
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling hashbrown v0.12.1
[INFO] [stderr]    Compiling os_str_bytes v6.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling clap_lex v0.2.0
[INFO] [stderr]    Compiling indexmap v1.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking lscolors v0.10.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]    Compiling clap v3.1.18
[INFO] [stderr]    Compiling clap_complete v3.1.4
[INFO] [stderr]    Compiling ngux v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `DEFAULT_EXCLUDES` is never used
[INFO] [stdout]   --> src/cli.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const DEFAULT_EXCLUDES: &[&str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFAULT_EXCLUDES` is never used
[INFO] [stdout]   --> src/cli.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const DEFAULT_EXCLUDES: &[&str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]  --> src/file_ops.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn read_file(path: &str) -> io::Result<String> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `append_file` is never used
[INFO] [stdout]   --> src/file_ops.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn append_file(path: &str, data: &str) -> io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/json_formatting.rs:34:22
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new(tree: &FileTree) -> SerializableTreeNode {
[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] 34 |     pub fn new(tree: &FileTree) -> SerializableTreeNode<'_> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFAULT_EXCLUDES` is never used
[INFO] [stdout]   --> src/cli.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const DEFAULT_EXCLUDES: &[&str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]  --> src/file_ops.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn read_file(path: &str) -> io::Result<String> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `append_file` is never used
[INFO] [stdout]   --> src/file_ops.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn append_file(path: &str, data: &str) -> io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/json_formatting.rs:34:22
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new(tree: &FileTree) -> SerializableTreeNode {
[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] 34 |     pub fn new(tree: &FileTree) -> SerializableTreeNode<'_> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.06s
[INFO] running `Command { std: "docker" "inspect" "465f2b7267a4b5a476311c3e297a789ea6f46b338aaf5db05b012d768d0b5f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "465f2b7267a4b5a476311c3e297a789ea6f46b338aaf5db05b012d768d0b5f55", kill_on_drop: false }`
[INFO] [stdout] 465f2b7267a4b5a476311c3e297a789ea6f46b338aaf5db05b012d768d0b5f55
