[INFO] cloning repository https://github.com/doxiaodong/x
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doxiaodong/x" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoxiaodong%2Fx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoxiaodong%2Fx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef5a37d925afc460252c1913268d4381b2d27fb3
[INFO] checking doxiaodong/x against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoxiaodong%2Fx" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/doxiaodong/x 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/doxiaodong/x
[INFO] finished tweaking git repo https://github.com/doxiaodong/x
[INFO] tweaked toml for git repo https://github.com/doxiaodong/x written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/doxiaodong/x 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]  Downloading crates ...
[INFO] [stderr]   Downloaded actix-codec v0.5.2
[INFO] [stderr]   Downloaded actix-web v4.5.1
[INFO] [stderr]   Downloaded h2 v0.3.25
[INFO] [stderr]   Downloaded actix-http v3.6.0
[INFO] [stderr]   Downloaded brotli v3.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 509647b2794761be8bf5d5f7619ca5ceb46eecfd7431419ec501cd643062af0e
[INFO] running `Command { std: "docker" "start" "-a" "509647b2794761be8bf5d5f7619ca5ceb46eecfd7431419ec501cd643062af0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "509647b2794761be8bf5d5f7619ca5ceb46eecfd7431419ec501cd643062af0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "509647b2794761be8bf5d5f7619ca5ceb46eecfd7431419ec501cd643062af0e", kill_on_drop: false }`
[INFO] [stdout] 509647b2794761be8bf5d5f7619ca5ceb46eecfd7431419ec501cd643062af0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5dce034afe1583e01f3fdb36482fef002f9d0164ddcb4251ebf70a1192c4c4c7
[INFO] running `Command { std: "docker" "start" "-a" "5dce034afe1583e01f3fdb36482fef002f9d0164ddcb4251ebf70a1192c4c4c7", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling zstd-safe v7.0.0
[INFO] [stderr]     Checking local-waker v0.1.4
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]    Compiling bytestring v1.3.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking brotli-decompressor v2.5.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking actix-service v2.0.2
[INFO] [stderr]     Checking actix-utils v3.0.1
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking local-channel v0.1.5
[INFO] [stderr]     Checking language-tags v0.3.2
[INFO] [stderr]     Checking brotli v3.5.0
[INFO] [stderr]    Compiling zstd-sys v2.0.9+zstd.1.5.5
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking actix-router v0.5.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking actix-rt v2.9.0
[INFO] [stderr]     Checking actix-server v2.3.0
[INFO] [stderr]     Checking actix-codec v0.5.2
[INFO] [stderr]     Checking h2 v0.3.25
[INFO] [stderr]    Compiling actix-macros v0.2.4
[INFO] [stderr]    Compiling actix-web-codegen v4.2.2
[INFO] [stderr]     Checking zstd v0.13.0
[INFO] [stderr]     Checking actix-http v3.6.0
[INFO] [stderr]     Checking actix-web v4.5.1
[INFO] [stderr]     Checking x v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.25s
[INFO] running `Command { std: "docker" "inspect" "5dce034afe1583e01f3fdb36482fef002f9d0164ddcb4251ebf70a1192c4c4c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dce034afe1583e01f3fdb36482fef002f9d0164ddcb4251ebf70a1192c4c4c7", kill_on_drop: false }`
[INFO] [stdout] 5dce034afe1583e01f3fdb36482fef002f9d0164ddcb4251ebf70a1192c4c4c7