[INFO] fetching crate spirq 0.4.6...
[INFO] checking spirq-0.4.6 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate spirq 0.4.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate spirq 0.4.6 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spirq 0.4.6
[INFO] finished tweaking crates.io crate spirq 0.4.6
[INFO] tweaked toml for crates.io crate spirq 0.4.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate spirq 0.4.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.38
[INFO] [stderr]   Downloaded num-derive v0.3.1
[INFO] [stderr]   Downloaded spirv_headers v1.4.2
[INFO] [stderr]   Downloaded shaderc-sys v0.6.2
[INFO] [stderr]   Downloaded shaderc v0.6.2
[INFO] [stderr]   Downloaded inline-spirv v0.1.1
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04032840cb42047e6d777b3d2c0f915f638288c6b31a26a59ec2997d1b289cd3
[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" "04032840cb42047e6d777b3d2c0f915f638288c6b31a26a59ec2997d1b289cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04032840cb42047e6d777b3d2c0f915f638288c6b31a26a59ec2997d1b289cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04032840cb42047e6d777b3d2c0f915f638288c6b31a26a59ec2997d1b289cd3", kill_on_drop: false }`
[INFO] [stdout] 04032840cb42047e6d777b3d2c0f915f638288c6b31a26a59ec2997d1b289cd3
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] b7b503e102d220a9fd92b53f1aaa92182584055a5105fc464bbbe840d04281cf
[INFO] running `Command { std: "docker" "start" "-a" "b7b503e102d220a9fd92b53f1aaa92182584055a5105fc464bbbe840d04281cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]     Checking spirv_headers v1.4.2
[INFO] [stderr]    Compiling shaderc-sys v0.6.2
[INFO] [stderr]    Compiling num-derive v0.3.1
[INFO] [stderr] error: could not compile `num-derive`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name num_derive --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-derive-0.3.1/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=d8a903bb530d77f2 -C extra-filename=-d8a903bb530d77f2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-173455b1080c9f0f.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-679912bfeee379b9.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-9b521db39ddd047b.rlib --extern proc_macro --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" "b7b503e102d220a9fd92b53f1aaa92182584055a5105fc464bbbe840d04281cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b503e102d220a9fd92b53f1aaa92182584055a5105fc464bbbe840d04281cf", kill_on_drop: false }`
[INFO] [stdout] b7b503e102d220a9fd92b53f1aaa92182584055a5105fc464bbbe840d04281cf