[INFO] fetching crate stubr-build 0.4.14...
[INFO] testing stubr-build-0.4.14 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate stubr-build 0.4.14 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate stubr-build 0.4.14 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stubr-build 0.4.14
[INFO] finished tweaking crates.io crate stubr-build 0.4.14
[INFO] tweaked toml for crates.io crate stubr-build 0.4.14 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f6a8720043434b09d0a72580dc431f64ae4ad6875e5efbf5ceae35362b33707
[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" "1f6a8720043434b09d0a72580dc431f64ae4ad6875e5efbf5ceae35362b33707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f6a8720043434b09d0a72580dc431f64ae4ad6875e5efbf5ceae35362b33707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f6a8720043434b09d0a72580dc431f64ae4ad6875e5efbf5ceae35362b33707", kill_on_drop: false }`
[INFO] [stdout] 1f6a8720043434b09d0a72580dc431f64ae4ad6875e5efbf5ceae35362b33707
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa0b672c68931b696505f788a247c0dda07f6addc490d4780b95468301ce7fb8
[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" "fa0b672c68931b696505f788a247c0dda07f6addc490d4780b95468301ce7fb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling curl v0.4.43
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling bytesize v1.1.0
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling tar v0.4.38
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling libz-sys v1.1.5
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling curl-sys v0.4.53+curl-7.82.0
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling serde_ignored v0.1.2
[INFO] [stderr]    Compiling os_info v3.2.0
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling opener v0.5.0
[INFO] [stderr]    Compiling flate2 v1.0.23
[INFO] [stderr]    Compiling vte v0.10.1
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.1
[INFO] [stderr]    Compiling cargo v0.59.0
[INFO] [stderr]    Compiling rustfix v0.6.0
[INFO] [stderr]    Compiling crates-io v0.33.1
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling cargo-util v0.1.2
[INFO] [stderr]    Compiling git2 v0.13.25
[INFO] [stderr]    Compiling git2-curl v0.14.1
[INFO] [stderr]    Compiling stubr-build v0.4.14 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `cargo`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cargo --edition=2021 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.59.0/src/cargo/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=fe08b9cc47c10a70 -C extra-filename=-fe08b9cc47c10a70 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-8d913275b3a360fa.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-dcc7b1a7c455d0ac.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-0a5024dc83953e3e.rmeta --extern cargo_platform=/opt/rustwide/target/debug/deps/libcargo_platform-26753b3dc4f57805.rmeta --extern cargo_util=/opt/rustwide/target/debug/deps/libcargo_util-d500b55d97be9ae8.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-f516ee1fc69cccfa.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-b9b7263a8df2afcb.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-22087eb6124fe7ae.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-a1950f09e8eb6cba.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-34714a1123580b3c.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-b90b7d8ee55d1978.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-af63d38220b903a4.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-ece8a9ed0761df58.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-550e660ecacfd7a1.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-bcc0e67c4eaf4153.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-921a087ba318345d.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-edafc8b2917f78c9.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-a3466b4ab5f6c2ae.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-e9a3658f54825403.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-fb6b8d909d85882f.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-7809be21fe512bac.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-45c62fce4e631d3b.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-84ab46aebeb1ee98.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-86422d76b8bd90ed.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-2d5a3bdb2841d5d7.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-44afddf82674132d.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-1c62e1c0f9e78ec5.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-b0c795b3b7b3806c.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-794f323e2c3fede3.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-bd7920a8383fd529.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-f298b0d449ed7279.rmeta --extern os_info=/opt/rustwide/target/debug/deps/libos_info-17dfffbce1e88d9d.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-8c83310236959ef9.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-e465653aba610f04.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-4eafb64bb2e4ab2e.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-404972436022501e.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-65289ce287f78407.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-ffc9a048742b36c2.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-df56ea66059fe67b.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-faaabaf270737a09.rmeta --extern strip_ansi_escapes=/opt/rustwide/target/debug/deps/libstrip_ansi_escapes-224e490dc5248525.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-ddc4f163c210a1ae.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-f82f2293020514a7.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-32b50f642d1e75a8.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-e2cb14ed23f0964e.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-6ef757d3f1052dbb.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-11d097b41f2e60a4.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-a02fb8fdb5737796.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-d68fa3dede4483c7.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/curl-sys-9c9af41ba9dcb92f/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-8a41796536ca98ba/out/i/lib -L native=/opt/rustwide/target/debug/build/libgit2-sys-6bc14ab58b429b60/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-31763cfcb1595dc6/out/build` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "fa0b672c68931b696505f788a247c0dda07f6addc490d4780b95468301ce7fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa0b672c68931b696505f788a247c0dda07f6addc490d4780b95468301ce7fb8", kill_on_drop: false }`
[INFO] [stdout] fa0b672c68931b696505f788a247c0dda07f6addc490d4780b95468301ce7fb8