[INFO] cloning repository https://github.com/LearningOS/build-os-by-small-crates-underthere
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LearningOS/build-os-by-small-crates-underthere" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Fbuild-os-by-small-crates-underthere", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Fbuild-os-by-small-crates-underthere'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] deb816c90431a8624a434f1722f9a366ac5f3cad
[INFO] checking LearningOS/build-os-by-small-crates-underthere against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Fbuild-os-by-small-crates-underthere" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/LearningOS/build-os-by-small-crates-underthere
[INFO] finished tweaking git repo https://github.com/LearningOS/build-os-by-small-crates-underthere
[INFO] tweaked toml for git repo https://github.com/LearningOS/build-os-by-small-crates-underthere written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LearningOS/build-os-by-small-crates-underthere on toolchain 8a0378607d6b34c242e3bfa75554871be641864b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LearningOS/build-os-by-small-crates-underthere 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" "+8a0378607d6b34c242e3bfa75554871be641864b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/rcore-os/virtio-drivers`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sbi-rt v0.0.2
[INFO] [stderr]   Downloaded riscv v0.9.0
[INFO] [stderr]   Downloaded zero v0.1.2
[INFO] [stderr]   Downloaded volatile v0.3.0
[INFO] [stderr]   Downloaded numeric-enum-macro v0.2.0
[INFO] [stderr]   Downloaded xmas-elf v0.8.0
[INFO] [stderr]   Downloaded customizable-buddy v0.0.2
[INFO] [stderr]   Downloaded page-table v0.0.6
[INFO] [stderr]   Downloaded sbi-spec v0.0.4
[INFO] [stderr]   Downloaded customizable-buddy v0.0.3
[INFO] [stderr]   Downloaded spin v0.7.1
[INFO] [stderr]   Downloaded serde_derive v1.0.145
[INFO] [stderr]   Downloaded clap_derive v4.0.13
[INFO] [stderr]   Downloaded os-xtask-utils v0.0.0
[INFO] [stderr]   Downloaded clap v4.0.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d76c17e99a0b98098c8ea1ea00067951d6dbedb0e977c4433d596ead42cf481
[INFO] running `Command { std: "docker" "start" "-a" "6d76c17e99a0b98098c8ea1ea00067951d6dbedb0e977c4433d596ead42cf481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d76c17e99a0b98098c8ea1ea00067951d6dbedb0e977c4433d596ead42cf481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d76c17e99a0b98098c8ea1ea00067951d6dbedb0e977c4433d596ead42cf481", kill_on_drop: false }`
[INFO] [stdout] 6d76c17e99a0b98098c8ea1ea00067951d6dbedb0e977c4433d596ead42cf481
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd76024d40f3e81b89224fbd5b7d1f8cf7957dcacb8fb6b4383404d746609391
[INFO] running `Command { std: "docker" "start" "-a" "dd76024d40f3e81b89224fbd5b7d1f8cf7957dcacb8fb6b4383404d746609391", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking numeric-enum-macro v0.2.0
[INFO] [stderr]    Compiling syscall v0.1.0 (/opt/rustwide/workdir/syscall)
[INFO] [stderr]    Compiling user_lib v0.0.1 (/opt/rustwide/workdir/user)
[INFO] [stderr]     Checking customizable-buddy v0.0.2
[INFO] [stderr]    Compiling r0 v1.0.0
[INFO] [stderr]    Compiling linker v0.0.1 (/opt/rustwide/workdir/linker)
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking signal-defs v0.1.0 (/opt/rustwide/workdir/signal-defs)
[INFO] [stderr]     Checking sbi-spec v0.0.4
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> linker/src/lib.rs:169:17
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn iter(&self) -> KernelRegionIterator {
[INFO] [stdout]     |                 ^^^^^     -------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> linker/src/lib.rs:33:9
[INFO] [stdout]     |
[INFO] [stdout] 33  | #![deny(warnings, missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(mismatched_lifetime_syntaxes)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn iter(&self) -> KernelRegionIterator<'_> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `linker` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dd76024d40f3e81b89224fbd5b7d1f8cf7957dcacb8fb6b4383404d746609391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd76024d40f3e81b89224fbd5b7d1f8cf7957dcacb8fb6b4383404d746609391", kill_on_drop: false }`
[INFO] [stdout] dd76024d40f3e81b89224fbd5b7d1f8cf7957dcacb8fb6b4383404d746609391