[INFO] fetching crate c2rust 0.15.1...
[INFO] checking c2rust-0.15.1 against beta for pr-78714
[INFO] extracting crate c2rust 0.15.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate c2rust 0.15.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c2rust 0.15.1
[INFO] finished tweaking crates.io crate c2rust 0.15.1
[INFO] tweaked toml for crates.io crate c2rust 0.15.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate c2rust 0.15.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b61144d0cd7e7d04c472d282d97fb557ac87172743e478b1043b8ce771ecdbce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b61144d0cd7e7d04c472d282d97fb557ac87172743e478b1043b8ce771ecdbce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b61144d0cd7e7d04c472d282d97fb557ac87172743e478b1043b8ce771ecdbce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b61144d0cd7e7d04c472d282d97fb557ac87172743e478b1043b8ce771ecdbce", kill_on_drop: false }`
[INFO] [stdout] b61144d0cd7e7d04c472d282d97fb557ac87172743e478b1043b8ce771ecdbce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0506931bcbdd5fb5e282ffd87526bef25b8f150495ae2a91d084469e88435ff
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c0506931bcbdd5fb5e282ffd87526bef25b8f150495ae2a91d084469e88435ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking rustc-demangle v0.1.17
[INFO] [stderr]     Checking object v0.21.1
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking c2rust-ast-builder v0.15.0
[INFO] [stderr]     Checking opener v0.4.1
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stdout] error[E0462]: found staticlib `rustc` instead of rlib or dylib
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/c2rust-ast-builder-0.15.0/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate rustc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: please recompile that crate using --crate-type lib
[INFO] [stdout]   = note: the following crate versions were found:
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.tsan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.msan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.lsan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.asan.a
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bytesize v1.0.1
[INFO] [stderr] error: could not compile `c2rust-ast-builder`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c0506931bcbdd5fb5e282ffd87526bef25b8f150495ae2a91d084469e88435ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0506931bcbdd5fb5e282ffd87526bef25b8f150495ae2a91d084469e88435ff", kill_on_drop: false }`
[INFO] [stdout] c0506931bcbdd5fb5e282ffd87526bef25b8f150495ae2a91d084469e88435ff