[INFO] cloning repository https://github.com/macostea/learning-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/macostea/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmacostea%2Flearning-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmacostea%2Flearning-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8db7fad4595086fc41a60079085ed4c5ca7313c9 [INFO] checking macostea/learning-rust against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmacostea%2Flearning-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/macostea/learning-rust on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/macostea/learning-rust [INFO] finished tweaking git repo https://github.com/macostea/learning-rust [INFO] tweaked toml for git repo https://github.com/macostea/learning-rust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/macostea/learning-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded shaderc v0.6.2 [INFO] [stderr] Downloaded proc-macro-hack v0.5.18 [INFO] [stderr] Downloaded simba v0.2.4 [INFO] [stderr] Downloaded half v1.6.0 [INFO] [stderr] Downloaded num-complex v0.2.4 [INFO] [stderr] Downloaded rand_distr v0.2.2 [INFO] [stderr] Downloaded vulkano-shaders v0.19.0 [INFO] [stderr] Downloaded sdl2 v0.34.3 [INFO] [stderr] Downloaded nalgebra v0.22.1 [INFO] [stderr] Downloaded crossbeam v0.7.3 [INFO] [stderr] Downloaded version-compare v0.0.10 [INFO] [stderr] Downloaded cc v1.0.61 [INFO] [stderr] Downloaded vk-sys v0.5.2 [INFO] [stderr] Downloaded vulkano v0.19.0 [INFO] [stderr] Downloaded generic-array v0.13.2 [INFO] [stderr] Downloaded sdl2-sys v0.34.3 [INFO] [stderr] Downloaded shaderc-sys v0.6.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7f6cbe2c872bcdb3af08b50e5c2b1eb0331f33f1d6ce84a524b9471f332f8cd7 [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" "7f6cbe2c872bcdb3af08b50e5c2b1eb0331f33f1d6ce84a524b9471f332f8cd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f6cbe2c872bcdb3af08b50e5c2b1eb0331f33f1d6ce84a524b9471f332f8cd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f6cbe2c872bcdb3af08b50e5c2b1eb0331f33f1d6ce84a524b9471f332f8cd7", kill_on_drop: false }` [INFO] [stdout] 7f6cbe2c872bcdb3af08b50e5c2b1eb0331f33f1d6ce84a524b9471f332f8cd7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d1b1c993656bc2dac336d7c697104b6923c55af04ee86eaf978a2d84274c86a [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" "3d1b1c993656bc2dac336d7c697104b6923c55af04ee86eaf978a2d84274c86a", kill_on_drop: false }` [INFO] [stderr] Compiling version-compare v0.0.10 [INFO] [stderr] Compiling syn v1.0.45 [INFO] [stderr] Compiling sdl2 v0.34.3 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Compiling shaderc-sys v0.6.2 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Compiling sdl2-sys v0.34.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking vulkano v0.19.0 [INFO] [stderr] Checking paste v0.1.18 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking num-rational v0.2.4 [INFO] [stderr] Checking simba v0.2.4 [INFO] [stderr] error: could not compile `syn` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.45/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=9c42aab58ec9a33c -C extra-filename=-9c42aab58ec9a33c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8a8bb825df9136cb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-944c052ceb08ffd8.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-083414e3434d8e82.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] The following warnings were emitted during compilation: [INFO] [stderr] [INFO] [stderr] warning: Checking for system installed libraries. Use --features = build-from-source to disable this behavior [INFO] [stderr] warning: System installed library not found. Falling back to build from source [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "3d1b1c993656bc2dac336d7c697104b6923c55af04ee86eaf978a2d84274c86a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d1b1c993656bc2dac336d7c697104b6923c55af04ee86eaf978a2d84274c86a", kill_on_drop: false }` [INFO] [stdout] 3d1b1c993656bc2dac336d7c697104b6923c55af04ee86eaf978a2d84274c86a