[INFO] cloning repository https://github.com/colinzxz/scr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/colinzxz/scr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolinzxz%2Fscr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolinzxz%2Fscr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9f4fba4aefdb270de9d2e02c41a8d6c62ba5755
[INFO] checking colinzxz/scr against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolinzxz%2Fscr" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/colinzxz/scr
[INFO] finished tweaking git repo https://github.com/colinzxz/scr
[INFO] tweaked toml for git repo https://github.com/colinzxz/scr written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/colinzxz/scr on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/colinzxz/scr 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded console v0.15.5
[INFO] [stderr]   Downloaded castaway v0.2.2
[INFO] [stderr]   Downloaded similar v2.2.1
[INFO] [stderr]   Downloaded miette-derive v5.5.0
[INFO] [stderr]   Downloaded compact_str v0.7.0
[INFO] [stderr]   Downloaded miette v5.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4d66e6d70006e1324977f4258152c13d183b1ff04527b8a9e05a82293800251
[INFO] running `Command { std: "docker" "start" "-a" "f4d66e6d70006e1324977f4258152c13d183b1ff04527b8a9e05a82293800251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4d66e6d70006e1324977f4258152c13d183b1ff04527b8a9e05a82293800251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4d66e6d70006e1324977f4258152c13d183b1ff04527b8a9e05a82293800251", kill_on_drop: false }`
[INFO] [stdout] f4d66e6d70006e1324977f4258152c13d183b1ff04527b8a9e05a82293800251
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3597d96acf97533c82a64dbaad4532fa498d629179c8585b71ea2e91935332b7
[INFO] running `Command { std: "docker" "start" "-a" "3597d96acf97533c82a64dbaad4532fa498d629179c8585b71ea2e91935332b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]     Checking bumpalo v3.12.0
[INFO] [stderr]     Checking castaway v0.2.2
[INFO] [stderr]     Checking compact_str v0.7.0
[INFO] [stderr]     Checking scr_ast v0.1.0 (/opt/rustwide/workdir/crates/scr_ast)
[INFO] [stderr]     Checking console v0.15.5
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling miette-derive v5.5.0
[INFO] [stderr]     Checking thiserror v1.0.38
[INFO] [stderr]     Checking miette v5.5.0
[INFO] [stderr]     Checking scr_diagnostics v0.0.0 (/opt/rustwide/workdir/crates/scr_diagnostics)
[INFO] [stdout] warning: method `into_inner` is never used
[INFO] [stdout]   --> crates/scr_diagnostics/src/lib.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl Diagnostics {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn into_inner(self) -> Vec<Diagnostic> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_inner` is never used
[INFO] [stdout]   --> crates/scr_diagnostics/src/lib.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl Diagnostics {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn into_inner(self) -> Vec<Diagnostic> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking scr_allocator v0.0.0 (/opt/rustwide/workdir/crates/scr_allocator)
[INFO] [stderr]     Checking scr_parser v0.0.0 (/opt/rustwide/workdir/crates/scr_parser)
[INFO] [stdout] warning: field `source_type` is never read
[INFO] [stdout]   --> crates/scr_parser/src/lexer/mod.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Lexer<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     source_type: SourceType,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `unexpected_err` is never used
[INFO] [stdout]    --> crates/scr_parser/src/lexer/mod.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout]  43 | impl<'a> Lexer<'a> {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 149 |     fn unexpected_err(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_non_printable` is never used
[INFO] [stdout]   --> crates/scr_parser/src/lexer/definitions.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn is_non_printable(c: char) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push_different`, `get_mut_string_without_current_ascii_char`, and `finish_without_push` are never used
[INFO] [stdout]   --> crates/scr_parser/src/lexer/string_builder.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<'a> AutoCow<'a> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn push_different(&mut self, c: char) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn get_mut_string_without_current_ascii_char<'b>(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn finish_without_push(mut self, lexer: &Lexer<'a>) -> &'a str {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source_type` is never read
[INFO] [stdout]   --> crates/scr_parser/src/lexer/mod.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Lexer<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     source_type: SourceType,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `unexpected_err` is never used
[INFO] [stdout]    --> crates/scr_parser/src/lexer/mod.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout]  43 | impl<'a> Lexer<'a> {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 149 |     fn unexpected_err(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_non_printable` is never used
[INFO] [stdout]   --> crates/scr_parser/src/lexer/definitions.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn is_non_printable(c: char) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push_different`, `get_mut_string_without_current_ascii_char`, and `finish_without_push` are never used
[INFO] [stdout]   --> crates/scr_parser/src/lexer/string_builder.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<'a> AutoCow<'a> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn push_different(&mut self, c: char) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn get_mut_string_without_current_ascii_char<'b>(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn finish_without_push(mut self, lexer: &Lexer<'a>) -> &'a str {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking scr_coverage v0.0.0 (/opt/rustwide/workdir/tasks/coverage)
[INFO] [stdout] warning: unused import: `serde::Deserialize`
[INFO] [stdout]  --> tasks/coverage/src/postcss.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::Deserialize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> tasks/coverage/src/postcss.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Deserialize`
[INFO] [stdout]  --> tasks/coverage/src/postcss.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::Deserialize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> tasks/coverage/src/postcss.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CsstreeCase` is never constructed
[INFO] [stdout]   --> tasks/coverage/src/csstree.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct CsstreeCase {
[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 `CsstreeErrorCase` is never constructed
[INFO] [stdout]   --> tasks/coverage/src/csstree.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct CsstreeErrorCase {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CsstreeAstJson` is never constructed
[INFO] [stdout]   --> tasks/coverage/src/csstree.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct CsstreeAstJson {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tasks/coverage/src/suite.rs:205:24
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn coverage_report(&self) -> CoverageReport<T> {
[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] 205 |     fn coverage_report(&self) -> CoverageReport<'_, T> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CsstreeCase` is never constructed
[INFO] [stdout]   --> tasks/coverage/src/csstree.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct CsstreeCase {
[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 `CsstreeErrorCase` is never constructed
[INFO] [stdout]   --> tasks/coverage/src/csstree.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct CsstreeErrorCase {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CsstreeAstJson` is never constructed
[INFO] [stdout]   --> tasks/coverage/src/csstree.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct CsstreeAstJson {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tasks/coverage/src/suite.rs:205:24
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn coverage_report(&self) -> CoverageReport<T> {
[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] 205 |     fn coverage_report(&self) -> CoverageReport<'_, T> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.79s
[INFO] running `Command { std: "docker" "inspect" "3597d96acf97533c82a64dbaad4532fa498d629179c8585b71ea2e91935332b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3597d96acf97533c82a64dbaad4532fa498d629179c8585b71ea2e91935332b7", kill_on_drop: false }`
[INFO] [stdout] 3597d96acf97533c82a64dbaad4532fa498d629179c8585b71ea2e91935332b7
