[INFO] cloning repository https://github.com/DavidVentura/firecracker-spawn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DavidVentura/firecracker-spawn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavidVentura%2Ffirecracker-spawn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavidVentura%2Ffirecracker-spawn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b91d926d2890c7d6f0e93b30dd89658863da4706
[INFO] checking DavidVentura/firecracker-spawn against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavidVentura%2Ffirecracker-spawn" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DavidVentura/firecracker-spawn 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/DavidVentura/firecracker-spawn
[INFO] finished tweaking git repo https://github.com/DavidVentura/firecracker-spawn
[INFO] tweaked toml for git repo https://github.com/DavidVentura/firecracker-spawn written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/DavidVentura/firecracker-spawn 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] warning: patch for `kvm-bindings` uses the features mechanism. default-features and features will not take effect because the patch dependency does not support this mechanism
[INFO] [stderr]     Updating git repository `https://github.com/firecracker-microvm/kvm-bindings`
[INFO] [stderr]     Updating git submodule `https://github.com/rust-vmm/rust-vmm-ci.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/DavidVentura/firecracker.git`
[INFO] [stderr]     Updating git repository `https://github.com/firecracker-microvm/micro-http`
[INFO] [stderr]     Updating git submodule `https://github.com/rust-vmm/rust-vmm-ci.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded userfaultfd-sys v0.5.0
[INFO] [stderr]   Downloaded vm-allocator v0.1.0
[INFO] [stderr]   Downloaded timerfd v1.5.0
[INFO] [stderr]   Downloaded mirai-annotations v1.12.0
[INFO] [stderr]   Downloaded serde-big-array v0.5.1
[INFO] [stderr]   Downloaded userfaultfd v0.7.0
[INFO] [stderr]   Downloaded vm-memory v0.14.0
[INFO] [stderr]   Downloaded vm-superio v0.7.0
[INFO] [stderr]   Downloaded vm-fdt v0.2.0
[INFO] [stderr]   Downloaded vmm-sys-util v0.12.1
[INFO] [stderr]   Downloaded event-manager v0.4.0
[INFO] [stderr]   Downloaded kvm-ioctls v0.16.0
[INFO] [stderr]   Downloaded aws-lc-rs v1.6.1
[INFO] [stderr]   Downloaded vhost v0.10.0
[INFO] [stderr]   Downloaded aws-lc-sys v0.13.0
[INFO] [stderr]   Downloaded linux-loader v0.10.0
[INFO] [stderr]   Downloaded aws-lc-fips-sys v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a5186b943d3f4a12638975100f6b7b91f472c2252f295b7c389b6f4bfb797e1f
[INFO] running `Command { std: "docker" "start" "-a" "a5186b943d3f4a12638975100f6b7b91f472c2252f295b7c389b6f4bfb797e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5186b943d3f4a12638975100f6b7b91f472c2252f295b7c389b6f4bfb797e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5186b943d3f4a12638975100f6b7b91f472c2252f295b7c389b6f4bfb797e1f", kill_on_drop: false }`
[INFO] [stdout] a5186b943d3f4a12638975100f6b7b91f472c2252f295b7c389b6f4bfb797e1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8cd1f03c4b386b5bbbec0c197d5157677b74d7bee41d568b17d790a24c52856b
[INFO] running `Command { std: "docker" "start" "-a" "8cd1f03c4b386b5bbbec0c197d5157677b74d7bee41d568b17d790a24c52856b", kill_on_drop: false }`
[INFO] [stderr] warning: patch for `kvm-bindings` uses the features mechanism. default-features and features will not take effect because the patch dependency does not support this mechanism
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling libloading v0.8.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling prettyplease v0.2.16
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling bindgen v0.69.4
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling bindgen v0.68.1
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling dunce v1.0.4
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking polyval v0.6.1
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling aws-lc-rs v1.6.1
[INFO] [stderr]    Compiling kvm-ioctls v0.16.0
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling displaydoc v0.2.4
[INFO] [stderr]    Compiling micro_http v0.1.0 (https://github.com/firecracker-microvm/micro-http#e75dfa1e)
[INFO] [stderr]     Checking ghash v0.5.0
[INFO] [stderr]     Checking aes v0.8.3
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking mirai-annotations v1.12.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking vm-memory v0.13.1
[INFO] [stderr]     Checking vm-memory v0.14.0
[INFO] [stderr]     Checking memfd v0.6.4
[INFO] [stderr]     Checking vm-allocator v0.1.0
[INFO] [stderr]     Checking timerfd v1.5.0
[INFO] [stderr]     Checking crc64 v2.0.0
[INFO] [stderr]     Checking vm-superio v0.7.0
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking linux-loader v0.10.0
[INFO] [stderr]    Compiling userfaultfd-sys v0.5.0
[INFO] [stderr]    Compiling aws-lc-sys v0.13.0
[INFO] [stderr]     Checking vmm-sys-util v0.12.1
[INFO] [stderr]     Checking serde-big-array v0.5.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking kvm-bindings v0.7.0 (https://github.com/firecracker-microvm/kvm-bindings?tag=v0.7.0-2#60cc04e2)
[INFO] [stderr]     Checking utils v0.1.0 (https://github.com/DavidVentura/firecracker.git?branch=serial-only#a935b235)
[INFO] [stderr]     Checking event-manager v0.4.0
[INFO] [stderr]     Checking vhost v0.10.0
[INFO] [stderr]     Checking userfaultfd v0.7.0
[INFO] [stderr]     Checking seccompiler v1.7.0-dev (https://github.com/DavidVentura/firecracker.git?branch=serial-only#a935b235)
[INFO] [stderr]     Checking vmm v0.1.0 (https://github.com/DavidVentura/firecracker.git?branch=serial-only#a935b235)
[INFO] [stderr]     Checking firecracker-spawn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.87s
[INFO] running `Command { std: "docker" "inspect" "8cd1f03c4b386b5bbbec0c197d5157677b74d7bee41d568b17d790a24c52856b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd1f03c4b386b5bbbec0c197d5157677b74d7bee41d568b17d790a24c52856b", kill_on_drop: false }`
[INFO] [stdout] 8cd1f03c4b386b5bbbec0c197d5157677b74d7bee41d568b17d790a24c52856b
[INFO] checking DavidVentura/firecracker-spawn against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavidVentura%2Ffirecracker-spawn" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DavidVentura/firecracker-spawn on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DavidVentura/firecracker-spawn
[INFO] finished tweaking git repo https://github.com/DavidVentura/firecracker-spawn
[INFO] tweaked toml for git repo https://github.com/DavidVentura/firecracker-spawn written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/DavidVentura/firecracker-spawn 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: patch for `kvm-bindings` uses the features mechanism. default-features and features will not take effect because the patch dependency does not support this mechanism
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 185be86e3c4f9aaaa8632379ad1e0b0c6eada944b9a84c3c2470fc87be8bf416
[INFO] running `Command { std: "docker" "start" "-a" "185be86e3c4f9aaaa8632379ad1e0b0c6eada944b9a84c3c2470fc87be8bf416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "185be86e3c4f9aaaa8632379ad1e0b0c6eada944b9a84c3c2470fc87be8bf416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "185be86e3c4f9aaaa8632379ad1e0b0c6eada944b9a84c3c2470fc87be8bf416", kill_on_drop: false }`
[INFO] [stdout] 185be86e3c4f9aaaa8632379ad1e0b0c6eada944b9a84c3c2470fc87be8bf416
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a5071bb6d1be2884f16a9e76a7157806600f393a387e610c5e69505ad1d0efe
[INFO] running `Command { std: "docker" "start" "-a" "3a5071bb6d1be2884f16a9e76a7157806600f393a387e610c5e69505ad1d0efe", kill_on_drop: false }`
[INFO] [stderr] warning: patch for `kvm-bindings` uses the features mechanism. default-features and features will not take effect because the patch dependency does not support this mechanism
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling libloading v0.8.1
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling prettyplease v0.2.16
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling bindgen v0.69.4
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling bindgen v0.68.1
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling dunce v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking polyval v0.6.1
[INFO] [stderr]    Compiling aws-lc-rs v1.6.1
[INFO] [stderr]    Compiling kvm-ioctls v0.16.0
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling micro_http v0.1.0 (https://github.com/firecracker-microvm/micro-http#e75dfa1e)
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking ghash v0.5.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking aes v0.8.3
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling displaydoc v0.2.4
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking mirai-annotations v1.12.0
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking memfd v0.6.4
[INFO] [stderr]     Checking timerfd v1.5.0
[INFO] [stderr]     Checking crc64 v2.0.0
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking vm-superio v0.7.0
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking vm-memory v0.13.1
[INFO] [stderr]     Checking vm-memory v0.14.0
[INFO] [stderr]     Checking linux-loader v0.10.0
[INFO] [stderr]     Checking vm-allocator v0.1.0
[INFO] [stderr]    Compiling userfaultfd-sys v0.5.0
[INFO] [stderr]    Compiling aws-lc-sys v0.13.0
[INFO] [stderr]     Checking vmm-sys-util v0.12.1
[INFO] [stderr]     Checking serde-big-array v0.5.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking userfaultfd v0.7.0
[INFO] [stderr]     Checking kvm-bindings v0.7.0 (https://github.com/firecracker-microvm/kvm-bindings?tag=v0.7.0-2#60cc04e2)
[INFO] [stderr]     Checking utils v0.1.0 (https://github.com/DavidVentura/firecracker.git?branch=serial-only#a935b235)
[INFO] [stderr]     Checking event-manager v0.4.0
[INFO] [stderr]     Checking vhost v0.10.0
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/micro-http-22be4cdcbef12607/e75dfa1/src/common/headers.rs:285:25
[INFO] [stdout]     |
[INFO] [stdout] 285 |                         continue
[INFO] [stdout]     |                         ^^^^^^^^ cannot satisfy `_ -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `micro_http` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3a5071bb6d1be2884f16a9e76a7157806600f393a387e610c5e69505ad1d0efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a5071bb6d1be2884f16a9e76a7157806600f393a387e610c5e69505ad1d0efe", kill_on_drop: false }`
[INFO] [stdout] 3a5071bb6d1be2884f16a9e76a7157806600f393a387e610c5e69505ad1d0efe