[INFO] cloning repository https://github.com/Foesec/cool_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Foesec/cool_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFoesec%2Fcool_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFoesec%2Fcool_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57c8729c3a6fd5bc45d90b517222ef9a7487d23d
[INFO] testing Foesec/cool_rs against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFoesec%2Fcool_rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Foesec/cool_rs
[INFO] finished tweaking git repo https://github.com/Foesec/cool_rs
[INFO] tweaked toml for git repo https://github.com/Foesec/cool_rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Foesec/cool_rs on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Foesec/cool_rs 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_lex v0.2.0
[INFO] [stderr]   Downloaded zigzag v0.1.0
[INFO] [stderr]   Downloaded crc-catalog v1.1.1
[INFO] [stderr]   Downloaded crc v2.1.0
[INFO] [stderr]   Downloaded os_str_bytes v6.1.0
[INFO] [stderr]   Downloaded textwrap v0.15.0
[INFO] [stderr]   Downloaded persy v1.2.6
[INFO] [stderr]   Downloaded structsy v0.4.0
[INFO] [stderr]   Downloaded clap v3.1.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5269fd8e06581ba99272b686d0f92673470669a39f15db2b42fcb59b48163492
[INFO] running `Command { std: "docker" "start" "-a" "5269fd8e06581ba99272b686d0f92673470669a39f15db2b42fcb59b48163492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5269fd8e06581ba99272b686d0f92673470669a39f15db2b42fcb59b48163492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5269fd8e06581ba99272b686d0f92673470669a39f15db2b42fcb59b48163492", kill_on_drop: false }`
[INFO] [stdout] 5269fd8e06581ba99272b686d0f92673470669a39f15db2b42fcb59b48163492
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f93cde07898197086924c54eb312f0ce8cf4a89d674a27369e75987f83a8dbf
[INFO] running `Command { std: "docker" "start" "-a" "0f93cde07898197086924c54eb312f0ce8cf4a89d674a27369e75987f83a8dbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling crc-catalog v1.1.1
[INFO] [stderr]    Compiling os_str_bytes v6.1.0
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling unsigned-varint v0.7.1
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling crc v2.1.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling clap_lex v0.2.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling zigzag v0.1.0
[INFO] [stderr]    Compiling clap v3.1.18
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling persy v1.2.6
[INFO] [stderr]    Compiling structsy v0.4.0
[INFO] [stderr]    Compiling cool_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/formats.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let r = caps
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> src/formats.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let g = caps
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/formats.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let b = caps
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `colr`
[INFO] [stdout]    --> src/formats.rs:114:20
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn try_parse_color(colr: &str) -> Result<Canonical, ParseFormatError> {
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_colr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_parse_color` is never used
[INFO] [stdout]    --> src/formats.rs:114:4
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn try_parse_color(colr: &str) -> Result<Canonical, ParseFormatError> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `persy` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.90.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name persy --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/persy-1.2.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("background_ops", "backtrace", "test_backtraces"))' -C metadata=7865ad9fe66f4bb5 -C extra-filename=-684e1d57334f70d2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern crc=/opt/rustwide/target/debug/deps/libcrc-cb4de67abd10698a.rmeta --extern data_encoding=/opt/rustwide/target/debug/deps/libdata_encoding-c4dc6513d0d106a7.rmeta --extern fs2=/opt/rustwide/target/debug/deps/libfs2-2a00ccbfc348381d.rmeta --extern linked_hash_map=/opt/rustwide/target/debug/deps/liblinked_hash_map-66dcbacd9039ad45.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-4540fea04d869df6.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-2f792d64ad0931ac.rmeta --extern unsigned_varint=/opt/rustwide/target/debug/deps/libunsigned_varint-fea0f4ef8455ab34.rmeta --extern zigzag=/opt/rustwide/target/debug/deps/libzigzag-01006cc3c4b613af.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "0f93cde07898197086924c54eb312f0ce8cf4a89d674a27369e75987f83a8dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f93cde07898197086924c54eb312f0ce8cf4a89d674a27369e75987f83a8dbf", kill_on_drop: false }`
[INFO] [stdout] 0f93cde07898197086924c54eb312f0ce8cf4a89d674a27369e75987f83a8dbf