[INFO] fetching crate cargo 0.49.0...
[INFO] testing cargo-0.49.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate cargo 0.49.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate cargo 0.49.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo 0.49.0
[INFO] finished tweaking crates.io crate cargo 0.49.0
[INFO] tweaked toml for crates.io crate cargo 0.49.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate cargo 0.49.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded openssl-src v111.6.0+1.1.1d
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d006db264f5d1f7edc5ba3d967c7cb17ad0a2a5e2c189ef9eb9abf954e6d8d5
[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" "4d006db264f5d1f7edc5ba3d967c7cb17ad0a2a5e2c189ef9eb9abf954e6d8d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d006db264f5d1f7edc5ba3d967c7cb17ad0a2a5e2c189ef9eb9abf954e6d8d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d006db264f5d1f7edc5ba3d967c7cb17ad0a2a5e2c189ef9eb9abf954e6d8d5", kill_on_drop: false }`
[INFO] [stdout] 4d006db264f5d1f7edc5ba3d967c7cb17ad0a2a5e2c189ef9eb9abf954e6d8d5
[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=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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 203d4d9097b8449314b2b046801d49e55ac816157e01a01f6625aa83e3eca261
[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" "203d4d9097b8449314b2b046801d49e55ac816157e01a01f6625aa83e3eca261", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling curl v0.4.24
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling shell-escape v0.1.4
[INFO] [stderr]    Compiling opener v0.4.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling humantime v2.0.0
[INFO] [stderr]    Compiling bytesize v1.0.0
[INFO] [stderr]    Compiling home v0.5.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling vte v0.3.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling bitmaps v2.0.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.3
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling curl-sys v0.4.30+curl-7.69.1
[INFO] [stderr]    Compiling libgit2-sys v0.12.14+1.1.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling flate2 v1.0.11
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling cargo v0.49.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling sized-chunks v0.6.2
[INFO] [stderr]    Compiling ignore v0.4.10
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling git2 v0.13.12
[INFO] [stderr]    Compiling git2-curl v0.14.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling serde_ignored v0.1.0
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]    Compiling crates-io v0.31.1
[INFO] [stderr]    Compiling rustfix v0.5.0
[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 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=c9fc6b816d99e95d -C extra-filename=-c9fc6b816d99e95d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-f1ae8b84d0cff12a.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-e19c65dad9034abf.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-2430940bbeb631cc.rmeta --extern cargo_platform=/opt/rustwide/target/debug/deps/libcargo_platform-3b2d127356dad9c9.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-8f4c9a000b959a50.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-ef61c06ca842e5a6.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-6a88863840641337.rmeta --extern crypto_hash=/opt/rustwide/target/debug/deps/libcrypto_hash-f8ea61fcb59515d6.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-8aa9827b782ee489.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-467f8f5a7972a853.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-83b4f29e9c3bd5c5.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-8cebc0c8b6b195a9.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-6f4d2be2a6793652.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-f509649cbe137fc4.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-aa9a533072d25ed6.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-c57da5286c7fae6e.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-5883f40c8c4e8320.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-2628f2fe53749c1f.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-d8b420ac9421e35f.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-c2b90cc03e5da749.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-b78fa335caabcb65.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-a30c02e39fd26136.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-cd2401a06b1676f6.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-13e71b09752696d8.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-43449a33f75e324c.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-44196a64fb15fd8e.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-110905906227c62a.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-5f7fb6721c2f4953.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-5dbd87b83a98960a.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-db0827d86dd0db60.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-bae4c6d884296e4c.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-4b6c39c795ca9e98.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-8540704fdcfa7c4f.rmeta --extern same_file=/opt/rustwide/target/debug/deps/libsame_file-97c4603469127cb8.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-574580fbc55495d0.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-1585e9fbc1e71346.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-818ee628f0694f14.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-6cba79bb2972ef41.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-333c4b1c34ea257a.rmeta --extern strip_ansi_escapes=/opt/rustwide/target/debug/deps/libstrip_ansi_escapes-6d5e383879b2df15.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-8123eedb134932ec.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-9f54bf7aab08c4f3.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-f6ed5f361b03f1ec.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-5d3d851b0b46e87e.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-8f0943902aced54a.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-2c63d0a7aa5a6ce8.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-d5f9da3ae8974d2a.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-0673ea76f4a354a3.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/curl-sys-62c8c57d8ed95636/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-9894d161682c8ab8/out/i/lib -L native=/opt/rustwide/target/debug/build/libgit2-sys-f6fb99683c03a1eb/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-37748a522f59d54f/out/build` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "203d4d9097b8449314b2b046801d49e55ac816157e01a01f6625aa83e3eca261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203d4d9097b8449314b2b046801d49e55ac816157e01a01f6625aa83e3eca261", kill_on_drop: false }`
[INFO] [stdout] 203d4d9097b8449314b2b046801d49e55ac816157e01a01f6625aa83e3eca261