[INFO] cloning repository https://github.com/ynuwenhof/koblas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ynuwenhof/koblas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fynuwenhof%2Fkoblas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fynuwenhof%2Fkoblas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79b1117f78a70763f7bfdddedaaf9cc990aa8210
[INFO] checking ynuwenhof/koblas against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fynuwenhof%2Fkoblas" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ynuwenhof/koblas on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ynuwenhof/koblas
[INFO] finished tweaking git repo https://github.com/ynuwenhof/koblas
[INFO] tweaked toml for git repo https://github.com/ynuwenhof/koblas written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ynuwenhof/koblas 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.4
[INFO] [stderr]   Downloaded once_cell v1.15.0
[INFO] [stderr]   Downloaded bytes v1.2.1
[INFO] [stderr]   Downloaded digest v0.10.5
[INFO] [stderr]   Downloaded cpufeatures v0.2.9
[INFO] [stderr]   Downloaded base64ct v1.5.2
[INFO] [stderr]   Downloaded password-hash v0.5.0
[INFO] [stderr]   Downloaded blake2 v0.10.6
[INFO] [stderr]   Downloaded miniz_oxide v0.5.4
[INFO] [stderr]   Downloaded winnow v0.5.0
[INFO] [stderr]   Downloaded object v0.29.0
[INFO] [stderr]   Downloaded toml_edit v0.21.0
[INFO] [stderr]   Downloaded backtrace v0.3.66
[INFO] [stderr]   Downloaded gimli v0.26.2
[INFO] [stderr]   Downloaded libc v0.2.152
[INFO] [stderr]   Downloaded toml v0.8.8
[INFO] [stderr]   Downloaded argon2 v0.5.2
[INFO] [stderr]   Downloaded anstream v0.6.7
[INFO] [stderr]   Downloaded getrandom v0.2.7
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d868ce0b14b1d65d02005ecc49f26e2fef64668177bd40eab79f84422588a83
[INFO] running `Command { std: "docker" "start" "-a" "5d868ce0b14b1d65d02005ecc49f26e2fef64668177bd40eab79f84422588a83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d868ce0b14b1d65d02005ecc49f26e2fef64668177bd40eab79f84422588a83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d868ce0b14b1d65d02005ecc49f26e2fef64668177bd40eab79f84422588a83", kill_on_drop: false }`
[INFO] [stdout] 5d868ce0b14b1d65d02005ecc49f26e2fef64668177bd40eab79f84422588a83
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6347451f67791a46adf28a974448057747908007f41609ee3352d66e0c80238b
[INFO] running `Command { std: "docker" "start" "-a" "6347451f67791a46adf28a974448057747908007f41609ee3352d66e0c80238b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking base64ct v1.5.2
[INFO] [stderr]     Checking winnow v0.5.0
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking anstream v0.6.7
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking generic-array v0.14.6
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.5
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking argon2 v0.5.2
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking koblas v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.36s
[INFO] running `Command { std: "docker" "inspect" "6347451f67791a46adf28a974448057747908007f41609ee3352d66e0c80238b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6347451f67791a46adf28a974448057747908007f41609ee3352d66e0c80238b", kill_on_drop: false }`
[INFO] [stdout] 6347451f67791a46adf28a974448057747908007f41609ee3352d66e0c80238b