[INFO] cloning repository https://github.com/bartsmykla/smyklot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bartsmykla/smyklot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbartsmykla%2Fsmyklot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbartsmykla%2Fsmyklot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c36f9209a1725b028a99d8a48172755ed841584
[INFO] testing bartsmykla/smyklot against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbartsmykla%2Fsmyklot" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bartsmykla/smyklot 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 git repo https://github.com/bartsmykla/smyklot
[INFO] finished tweaking git repo https://github.com/bartsmykla/smyklot
[INFO] tweaked toml for git repo https://github.com/bartsmykla/smyklot written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/bartsmykla/smyklot 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d2f6ddc6596f84830c2b77db5a668c89b2f2a24c06fb7c39e99f77d20fb7db9
[INFO] running `Command { std: "docker" "start" "-a" "6d2f6ddc6596f84830c2b77db5a668c89b2f2a24c06fb7c39e99f77d20fb7db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d2f6ddc6596f84830c2b77db5a668c89b2f2a24c06fb7c39e99f77d20fb7db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d2f6ddc6596f84830c2b77db5a668c89b2f2a24c06fb7c39e99f77d20fb7db9", kill_on_drop: false }`
[INFO] [stdout] 6d2f6ddc6596f84830c2b77db5a668c89b2f2a24c06fb7c39e99f77d20fb7db9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 1b95b98435d9838d30d56c95f2888d5bf544bc963fd8a3d5b408016cc3343fce
[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" "1b95b98435d9838d30d56c95f2888d5bf544bc963fd8a3d5b408016cc3343fce", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling serenity v0.9.1
[INFO] [stderr]    Compiling typemap_rev v0.1.4
[INFO] [stderr]    Compiling ring v0.16.16
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling webpki-roots v0.20.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling command_attr v0.3.1
[INFO] [stderr]    Compiling tokio v0.2.23
[INFO] [stderr] error: could not compile `pin-project-internal`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pin_project_internal --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pin-project-internal-0.4.27/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=c1456d2a099ac390 -C extra-filename=-c1456d2a099ac390 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-b8449736663a1660.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-ac1b49ec88ef2fec.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-3c46f39b10741af6.rlib --extern proc_macro --cap-lints allow --cap-lints=warn --cfg underscore_consts --cfg deprecated_proc_macro` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: signal: 9
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.pin_project_internal.5s6osfep-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/libpin_project_internal-27bb3f290fd9e565.so" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.54n2najla1v1s66q.rcgu.o" "/opt/rustwide/target/debug/deps/pin_project_internal-27bb3f290fd9e565.3j0va5931wtmwjn6.rcgu.o" "-Wl,--gc-sections" "-shared" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsyn-3c46f39b10741af6.rlib" "/opt/rustwide/target/debug/deps/libquote-ac1b49ec88ef2fec.rlib" "/opt/rustwide/target/debug/deps/libproc_macro2-b8449736663a1660.rlib" "/opt/rustwide/target/debug/deps/libunicode_xid-1c0accd586890c80.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libproc_macro-bdc4db8d8e428c02.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1b95b98435d9838d30d56c95f2888d5bf544bc963fd8a3d5b408016cc3343fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b95b98435d9838d30d56c95f2888d5bf544bc963fd8a3d5b408016cc3343fce", kill_on_drop: false }`
[INFO] [stdout] 1b95b98435d9838d30d56c95f2888d5bf544bc963fd8a3d5b408016cc3343fce