[INFO] fetching crate rhai 1.0.4...
[INFO] testing rhai-1.0.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rhai 1.0.4 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate rhai 1.0.4 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rhai 1.0.4
[INFO] finished tweaking crates.io crate rhai 1.0.4
[INFO] tweaked toml for crates.io crate rhai 1.0.4 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate rhai 1.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e2aaadf017417f024dcc01a59cd2ecd5e5f889b6152afbceb54cb1746983343
[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" "6e2aaadf017417f024dcc01a59cd2ecd5e5f889b6152afbceb54cb1746983343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e2aaadf017417f024dcc01a59cd2ecd5e5f889b6152afbceb54cb1746983343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e2aaadf017417f024dcc01a59cd2ecd5e5f889b6152afbceb54cb1746983343", kill_on_drop: false }`
[INFO] [stdout] 6e2aaadf017417f024dcc01a59cd2ecd5e5f889b6152afbceb54cb1746983343
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--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] 202019c2ee19020b9df6d4cc323603492a2fa8cd8f7f1aab07c058567886f1d4
[INFO] running `Command { std: "docker" "start" "-a" "202019c2ee19020b9df6d4cc323603492a2fa8cd8f7f1aab07c058567886f1d4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling smartstring v0.2.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rhai_codegen v1.0.0
[INFO] [stderr]    Compiling rhai v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "202019c2ee19020b9df6d4cc323603492a2fa8cd8f7f1aab07c058567886f1d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "202019c2ee19020b9df6d4cc323603492a2fa8cd8f7f1aab07c058567886f1d4", kill_on_drop: false }`
[INFO] [stdout] 202019c2ee19020b9df6d4cc323603492a2fa8cd8f7f1aab07c058567886f1d4
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--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] f06de799355f789c04b46e927d4769c8ffb55d63d6a0a1443482da757bc84551
[INFO] running `Command { std: "docker" "start" "-a" "f06de799355f789c04b46e927d4769c8ffb55d63d6a0a1443482da757bc84551", kill_on_drop: false }`
[INFO] [stderr]    Compiling rhai v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `rhai`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name closures --edition=2018 tests/closures.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' -C metadata=1cbfddfcd016d96a -C extra-filename=-1cbfddfcd016d96a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-057362b117908e9d.rlib --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-45fad5d087c92369.rlib --extern rhai=/opt/rustwide/target/debug/deps/librhai-6c9947742e28c5ff.rlib --extern rhai_codegen=/opt/rustwide/target/debug/deps/librhai_codegen-47737d375bf15a4d.so --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-e6077dafc55b45e4.rlib --extern smartstring=/opt/rustwide/target/debug/deps/libsmartstring-aa4558bed38f0874.rlib --cap-lints=warn` (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" "f06de799355f789c04b46e927d4769c8ffb55d63d6a0a1443482da757bc84551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f06de799355f789c04b46e927d4769c8ffb55d63d6a0a1443482da757bc84551", kill_on_drop: false }`
[INFO] [stdout] f06de799355f789c04b46e927d4769c8ffb55d63d6a0a1443482da757bc84551