[INFO] fetching crate git2 0.13.15...
[INFO] testing git2-0.13.15 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate git2 0.13.15 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate git2 0.13.15 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 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-10/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" "+beta-2021-01-01" "fetch" "--locked" "--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 syn v1.0.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] dec8857a08038b9dd259bcdf77aeef049030213baa1ba4e5d1d9444b0b8d9229
[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" "dec8857a08038b9dd259bcdf77aeef049030213baa1ba4e5d1d9444b0b8d9229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dec8857a08038b9dd259bcdf77aeef049030213baa1ba4e5d1d9444b0b8d9229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec8857a08038b9dd259bcdf77aeef049030213baa1ba4e5d1d9444b0b8d9229", kill_on_drop: false }`
[INFO] [stdout] dec8857a08038b9dd259bcdf77aeef049030213baa1ba4e5d1d9444b0b8d9229
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 345b9deab1b147b874092bc437700f34f27c8febbbdc16550d45e9a92c3f7cd8
[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" "345b9deab1b147b874092bc437700f34f27c8febbbdc16550d45e9a92c3f7cd8", kill_on_drop: false }`
[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 37.33s
[INFO] running `Command { std: "docker" "inspect" "345b9deab1b147b874092bc437700f34f27c8febbbdc16550d45e9a92c3f7cd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "345b9deab1b147b874092bc437700f34f27c8febbbdc16550d45e9a92c3f7cd8", kill_on_drop: false }`
[INFO] [stdout] 345b9deab1b147b874092bc437700f34f27c8febbbdc16550d45e9a92c3f7cd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db49f79349460bec0d2556e8877008b0f1973bbcee3e89442b9451fd226d550d
[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" "db49f79349460bec0d2556e8877008b0f1973bbcee3e89442b9451fd226d550d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[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 log --edition=2018 examples/log.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=cc4ccbc5c748c2db -C extra-filename=-cc4ccbc5c748c2db --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-8a5476fab5bb3232.rlib --extern git2=/opt/rustwide/target/debug/deps/libgit2-c369ad8c0e1da0ce.rlib --extern libc=/opt/rustwide/target/debug/deps/liblibc-77d6541a42757d2c.rlib --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-14f894a75cc24c1f.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-d6d50815b8652f33.rlib --extern openssl_probe=/opt/rustwide/target/debug/deps/libopenssl_probe-65d1fa460031adce.rlib --extern openssl_sys=/opt/rustwide/target/debug/deps/libopenssl_sys-fc2684db49fe6cc4.rlib --extern paste=/opt/rustwide/target/debug/deps/libpaste-4699681183b8cbb1.rlib --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-0bcf58c1e795cb5b.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-7ee8cdaf2d149336.rlib --extern thread_id=/opt/rustwide/target/debug/deps/libthread_id-46b0989ef5046b9a.rlib --extern time=/opt/rustwide/target/debug/deps/libtime-e4462338ad1a6f8f.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-9636fc8adfc31f79.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/libgit2-sys-ed81450e21112f18/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-a5a24fec23651d54/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" "db49f79349460bec0d2556e8877008b0f1973bbcee3e89442b9451fd226d550d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db49f79349460bec0d2556e8877008b0f1973bbcee3e89442b9451fd226d550d", kill_on_drop: false }`
[INFO] [stdout] db49f79349460bec0d2556e8877008b0f1973bbcee3e89442b9451fd226d550d