[INFO] crate c2rust-refactor 0.14.0 is already in cache
[INFO] testing c2rust-refactor-0.14.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate c2rust-refactor 0.14.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate c2rust-refactor 0.14.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate c2rust-refactor 0.14.0
[INFO] finished tweaking crates.io crate c2rust-refactor 0.14.0
[INFO] tweaked toml for crates.io crate c2rust-refactor 0.14.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a3825efd6dde4910ed2c62d14f6f05313576642fca2db3203f2e23bd3ee5c273
[INFO] running `"docker" "start" "-a" "a3825efd6dde4910ed2c62d14f6f05313576642fca2db3203f2e23bd3ee5c273"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling curl v0.4.29
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling object v0.19.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling bytesize v1.0.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling opener v0.4.1
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling c2rust-refactor v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling shell-escape v0.1.4
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling slotmap v0.4.0
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/slotmap-0.4.0/src/lib.rs:4:35
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![cfg_attr(feature = "unstable", feature(untagged_unions, try_reserve))]
[INFO] [stderr]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling c2rust-ast-builder v0.14.0
[INFO] [stderr] error[E0462]: found staticlib `rustc` instead of rlib or dylib
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/c2rust-ast-builder-0.14.0/src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | extern crate rustc;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: please recompile that crate using --crate-type lib
[INFO] [stderr]   = note: the following crate versions were found:
[INFO] [stderr]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.tsan.a
[INFO] [stderr]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.lsan.a
[INFO] [stderr]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.msan.a
[INFO] [stderr]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.asan.a
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[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: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a3825efd6dde4910ed2c62d14f6f05313576642fca2db3203f2e23bd3ee5c273"`
[INFO] running `"docker" "rm" "-f" "a3825efd6dde4910ed2c62d14f6f05313576642fca2db3203f2e23bd3ee5c273"`
[INFO] [stdout] a3825efd6dde4910ed2c62d14f6f05313576642fca2db3203f2e23bd3ee5c273