[INFO] cloning repository https://github.com/picklenerd/cargo-sideload
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/picklenerd/cargo-sideload" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpicklenerd%2Fcargo-sideload", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpicklenerd%2Fcargo-sideload'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4caa645a58769a5edcfe3a19f2cb8fb5403bfe6c
[INFO] testing picklenerd/cargo-sideload against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpicklenerd%2Fcargo-sideload" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/picklenerd/cargo-sideload on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/picklenerd/cargo-sideload
[INFO] finished tweaking git repo https://github.com/picklenerd/cargo-sideload
[INFO] tweaked toml for git repo https://github.com/picklenerd/cargo-sideload written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/picklenerd/cargo-sideload already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crates-io v0.31.1
[INFO] [stderr]   Downloaded libgit2-sys v0.12.18+1.1.0
[INFO] [stderr]   Downloaded cargo v0.50.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8283a2d07728649c88a08775e6b004a979fca4ed5b1b824d0f1fae02844123bd
[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" "8283a2d07728649c88a08775e6b004a979fca4ed5b1b824d0f1fae02844123bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8283a2d07728649c88a08775e6b004a979fca4ed5b1b824d0f1fae02844123bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8283a2d07728649c88a08775e6b004a979fca4ed5b1b824d0f1fae02844123bd", kill_on_drop: false }`
[INFO] [stdout] 8283a2d07728649c88a08775e6b004a979fca4ed5b1b824d0f1fae02844123bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 5cd456fc9cf51b7225776c9924d007b18eef663d46acb249f4ccf34c6bf233b3
[INFO] running `Command { std: "docker" "start" "-a" "5cd456fc9cf51b7225776c9924d007b18eef663d46acb249f4ccf34c6bf233b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling opener v0.4.1
[INFO] [stderr]    Compiling bytesize v1.0.1
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling tokio v1.1.0
[INFO] [stderr]    Compiling thread_local v1.1.2
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling vte v0.3.3
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling tar v0.4.32
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[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 v0.12.18+1.1.0
[INFO] [stderr]    Compiling globset v0.4.6
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling sized-chunks v0.6.2
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling ignore v0.4.17
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling cargo v0.50.0
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling tokio-stream v0.1.2
[INFO] [stderr]    Compiling tokio-util v0.6.2
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling h2 v0.3.0
[INFO] [stderr]    Compiling git2 v0.13.15
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_ignored v0.1.2
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling hyper v0.14.2
[INFO] [stderr]    Compiling crates-io v0.31.1
[INFO] [stderr]    Compiling rustfix v0.5.1
[INFO] [stderr]    Compiling git2-curl v0.14.1
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.0
[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-0.50.0/src/cargo/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=759fc49862cf8912 -C extra-filename=-759fc49862cf8912 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-dc663d9d92e90946.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-c4723b524078020b.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-5a538e5e77e69d68.rmeta --extern cargo_platform=/opt/rustwide/target/debug/deps/libcargo_platform-39f8e46209b92427.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-8e5ae4267ec47367.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-b080a55c5bfc7a23.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-6b4cf27ee6439b17.rmeta --extern crypto_hash=/opt/rustwide/target/debug/deps/libcrypto_hash-f263561a7c972659.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-b6f5a45ba55e6f9c.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-327d4bc3ac51c076.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-08f80a4cbfa111fe.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-2a298aa45eeb85cb.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-bfc21621e4d8d20c.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-7573c0fcd1b105c1.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-45e5fb3835511f4b.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-c2143d50ee53b852.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-350a6eb46c5c29f9.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-888dbb6deffe8533.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-4653c4407a4f842d.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-453f173bc94dff07.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-cde190b20a8efc12.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-2e5c8117f136801c.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-df981c5871754530.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-16d834afa391e717.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-cd5e272dd01489cd.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-885b1a4634d8c083.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-cd39d60d4910bb17.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-e16668cc5a7251cd.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-c6383e79b2fef37c.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-2a6ef613cb94c7c1.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-e457123dded25aba.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-d847043af8fd9221.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-541c5f7be596c567.rmeta --extern same_file=/opt/rustwide/target/debug/deps/libsame_file-36dfff0ef8311abf.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-4391d9f5e1df119e.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-300fadcadace118e.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-af29e65d5d9bed44.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-d5766c77a57e5c45.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-e5f620faa84a5f3c.rmeta --extern strip_ansi_escapes=/opt/rustwide/target/debug/deps/libstrip_ansi_escapes-7a0b5f1c34efaab4.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-e6fc4919e3dfb7bf.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-a98650c0f841a5d2.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-8f27c150af643511.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-99b584258adb5487.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-05a4b639dec6224c.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-4f4df54432f3a5d3.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-7c3cdab012e5367c.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-1c63563fd104183e.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/curl-sys-d3989dd663ee8f0d/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-1e6a9b936825c1bc/out/i/lib -L native=/opt/rustwide/target/debug/build/libgit2-sys-93bff452b2755bcb/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-df63d250a1baa074/out/build` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5cd456fc9cf51b7225776c9924d007b18eef663d46acb249f4ccf34c6bf233b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd456fc9cf51b7225776c9924d007b18eef663d46acb249f4ccf34c6bf233b3", kill_on_drop: false }`
[INFO] [stdout] 5cd456fc9cf51b7225776c9924d007b18eef663d46acb249f4ccf34c6bf233b3