[INFO] fetching crate git2 0.13.15...
[INFO] testing git2-0.13.15 against 1.49.0 for beta-1.50-1
[INFO] extracting crate git2 0.13.15 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate git2 0.13.15 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git2 0.13.15
[INFO] finished tweaking crates.io crate git2 0.13.15
[INFO] tweaked toml for crates.io crate git2 0.13.15 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate git2 0.13.15 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46d9cea91ffdecbce0680bfc17275add1f1f9b305bf4a523a4ec15b80e12569a
[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" "46d9cea91ffdecbce0680bfc17275add1f1f9b305bf4a523a4ec15b80e12569a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46d9cea91ffdecbce0680bfc17275add1f1f9b305bf4a523a4ec15b80e12569a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46d9cea91ffdecbce0680bfc17275add1f1f9b305bf4a523a4ec15b80e12569a", kill_on_drop: false }`
[INFO] [stdout] 46d9cea91ffdecbce0680bfc17275add1f1f9b305bf4a523a4ec15b80e12569a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66e6df6ef81bd6918d4e10a41b60abf273e49f4b0ef3327b0cb136677344dda5
[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" "66e6df6ef81bd6918d4e10a41b60abf273e49f4b0ef3327b0cb136677344dda5", kill_on_drop: false }`
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling openssl-sys v0.9.59
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libssh2-sys v0.2.20
[INFO] [stderr]    Compiling libgit2-sys v0.12.17+1.1.0
[INFO] [stderr]    Compiling git2 v0.13.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.25s
[INFO] running `Command { std: "docker" "inspect" "66e6df6ef81bd6918d4e10a41b60abf273e49f4b0ef3327b0cb136677344dda5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e6df6ef81bd6918d4e10a41b60abf273e49f4b0ef3327b0cb136677344dda5", kill_on_drop: false }`
[INFO] [stdout] 66e6df6ef81bd6918d4e10a41b60abf273e49f4b0ef3327b0cb136677344dda5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a87b88301046cf1781994103882fafe101aab47d605518f4a54fc6c5184ebe62
[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" "a87b88301046cf1781994103882fafe101aab47d605518f4a54fc6c5184ebe62", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling git2 v0.13.15 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `git2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name diff --edition=2018 examples/diff.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="https"' --cfg 'feature="openssl-probe"' --cfg 'feature="openssl-sys"' --cfg 'feature="ssh"' --cfg 'feature="ssh_key_from_memory"' -C metadata=7b2174b542ad8108 -C extra-filename=-7b2174b542ad8108 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rlib --extern git2=/opt/rustwide/target/debug/deps/libgit2-3aeb63e5e0fb9ab0.rlib --extern libc=/opt/rustwide/target/debug/deps/liblibc-e0846f52673851a4.rlib --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-49be1ebf58a21da9.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-84fac41c4b644956.rlib --extern openssl_probe=/opt/rustwide/target/debug/deps/libopenssl_probe-0807aab40c872817.rlib --extern openssl_sys=/opt/rustwide/target/debug/deps/libopenssl_sys-ab687860450ca593.rlib --extern paste=/opt/rustwide/target/debug/deps/libpaste-193d9da29e51e5ee.rlib --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-a2b6b2556b1ec425.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-1298c99af7db22b2.rlib --extern thread_id=/opt/rustwide/target/debug/deps/libthread_id-ff2e0048dcb86e39.rlib --extern time=/opt/rustwide/target/debug/deps/libtime-5b171a24a07e4026.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-2fe2bce7137a7220.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/libgit2-sys-ddd8780c6b1d06b7/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-d42c2b409cc20d96/out/build` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a87b88301046cf1781994103882fafe101aab47d605518f4a54fc6c5184ebe62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a87b88301046cf1781994103882fafe101aab47d605518f4a54fc6c5184ebe62", kill_on_drop: false }`
[INFO] [stdout] a87b88301046cf1781994103882fafe101aab47d605518f4a54fc6c5184ebe62