[INFO] fetching crate debcargo 2.4.4...
[INFO] testing debcargo-2.4.4 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate debcargo 2.4.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate debcargo 2.4.4 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate debcargo 2.4.4
[INFO] finished tweaking crates.io crate debcargo 2.4.4
[INFO] tweaked toml for crates.io crate debcargo 2.4.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate debcargo 2.4.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-workspace-hack v1.0.0
[INFO] [stderr]   Downloaded bitmaps v2.1.0
[INFO] [stderr]   Downloaded rand_xoshiro v0.4.0
[INFO] [stderr]   Downloaded openssl v0.10.31
[INFO] [stderr]   Downloaded crates-io v0.31.1
[INFO] [stderr]   Downloaded commoncrypto-sys v0.2.0
[INFO] [stderr]   Downloaded commoncrypto v0.2.0
[INFO] [stderr]   Downloaded git2-curl v0.14.1
[INFO] [stderr]   Downloaded anyhow v1.0.36
[INFO] [stderr]   Downloaded crypto-hash v0.3.4
[INFO] [stderr]   Downloaded hex v0.3.2
[INFO] [stderr]   Downloaded git2 v0.13.13
[INFO] [stderr]   Downloaded cargo-platform v0.1.1
[INFO] [stderr]   Downloaded strip-ansi-escapes v0.1.0
[INFO] [stderr]   Downloaded socket2 v0.3.18
[INFO] [stderr]   Downloaded rustfix v0.5.1
[INFO] [stderr]   Downloaded sized-chunks v0.6.2
[INFO] [stderr]   Downloaded bytesize v1.0.1
[INFO] [stderr]   Downloaded ansi_term v0.12.1
[INFO] [stderr]   Downloaded home v0.5.3
[INFO] [stderr]   Downloaded serde_ignored v0.1.2
[INFO] [stderr]   Downloaded textwrap v0.13.1
[INFO] [stderr]   Downloaded openssl-sys v0.9.59
[INFO] [stderr]   Downloaded im-rc v15.0.0
[INFO] [stderr]   Downloaded cargo v0.49.0
[INFO] [stderr]   Downloaded semver v0.10.0
[INFO] [stderr]   Downloaded vte v0.3.3
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.5+1.42.0
[INFO] [stderr]   Downloaded opener v0.4.1
[INFO] [stderr]   Downloaded libgit2-sys v0.12.15+1.1.0
[INFO] [stderr]   Downloaded smawk v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 917ac6ffcf6b6f99f090191704c7b3be6b55cd497466e7c0ea6cb4f698e94540
[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" "917ac6ffcf6b6f99f090191704c7b3be6b55cd497466e7c0ea6cb4f698e94540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "917ac6ffcf6b6f99f090191704c7b3be6b55cd497466e7c0ea6cb4f698e94540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "917ac6ffcf6b6f99f090191704c7b3be6b55cd497466e7c0ea6cb4f698e94540", kill_on_drop: false }`
[INFO] [stdout] 917ac6ffcf6b6f99f090191704c7b3be6b55cd497466e7c0ea6cb4f698e94540
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0b17d381f27b4fa6d6f6b065c4901d082d1f5056e9f6127fd684a95e9afca970
[INFO] running `Command { std: "docker" "start" "-a" "0b17d381f27b4fa6d6f6b065c4901d082d1f5056e9f6127fd684a95e9afca970", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling anyhow v1.0.36
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.31
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling bytesize v1.0.1
[INFO] [stderr]    Compiling smawk v0.3.0
[INFO] [stderr]    Compiling opener v0.4.1
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling vte v0.3.3
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling textwrap v0.13.1
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling socket2 v0.3.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling globset v0.4.6
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling ignore v0.4.17
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.59
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.5+1.42.0
[INFO] [stderr]    Compiling curl-sys v0.4.39+curl-7.74.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.20
[INFO] [stderr]    Compiling libgit2-sys v0.12.15+1.1.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling sized-chunks v0.6.2
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling cargo v0.49.0
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling git2 v0.13.13
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling git2-curl v0.14.1
[INFO] [stderr]    Compiling serde_ignored v0.1.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling crates-io v0.31.1
[INFO] [stderr]    Compiling rustfix v0.5.1
[INFO] [stderr]    Compiling debcargo v2.4.4 (/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=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.49.0/src/cargo/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=9e2b4ef1504d22eb -C extra-filename=-9e2b4ef1504d22eb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-b95d645d6fe00e3f.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-7c3e75db6aa6e733.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-8c617c8e64e3d303.rmeta --extern cargo_platform=/opt/rustwide/target/debug/deps/libcargo_platform-78bea0cfb2a1c620.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-d7a3602b40347b5a.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-1d2d070c5260ae97.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-62efd5c3c3e18fe4.rmeta --extern crypto_hash=/opt/rustwide/target/debug/deps/libcrypto_hash-c3b37793601cdafb.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-d4afb473311ab6e7.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-42f8563b179cfcc4.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-e5e1d081da5d1f3e.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-035e7d4d51d3d2f7.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-7b1c44d4e048c51a.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-86c229067ead7070.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-b4b442f95130f2dc.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-25d3e3c81b4cce0b.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-14911843fdb620d9.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-dfb8355f685d1e17.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-adb1c3dfaf792f89.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-e0c3bf7fa39e4266.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-24fa8c47871f639f.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-8b29216ae8f38d19.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-f038ea2dcf29a564.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-cce9b0dc57fc5a77.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-05e2970137d521be.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-93afe3d9087c158b.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-e5604f0874edb5fe.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-4883df461f3bebf3.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-2c8376723d2a8c9d.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-6ae592ab414920f8.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-919478551723e1cd.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-d3655d90bb2c5b24.rmeta --extern same_file=/opt/rustwide/target/debug/deps/libsame_file-5b9a65c02ab19218.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-157634ff2b30c897.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-0298ec86c0fe8e29.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-731a3dde21ed2976.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-824aacaa3c110fdb.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-f7af420078e13fe3.rmeta --extern strip_ansi_escapes=/opt/rustwide/target/debug/deps/libstrip_ansi_escapes-9988c264e5d8275b.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-c954f52fd111ef19.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-788b3aa2d7c29dc0.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-708b856bc0bad76e.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-128158e0b70ed44b.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-906fa989c4fba052.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-5ee0227a60781e0f.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-9636fc8adfc31f79.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-61d7662228196c72.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/curl-sys-54431d3d04cd1735/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-eea8d1ce88f4600d/out/i/lib -L native=/opt/rustwide/target/debug/build/libgit2-sys-42727ff1edde4933/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-3aae97400cb94fab/out/build` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "0b17d381f27b4fa6d6f6b065c4901d082d1f5056e9f6127fd684a95e9afca970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b17d381f27b4fa6d6f6b065c4901d082d1f5056e9f6127fd684a95e9afca970", kill_on_drop: false }`
[INFO] [stdout] 0b17d381f27b4fa6d6f6b065c4901d082d1f5056e9f6127fd684a95e9afca970