[INFO] cloning repository https://github.com/willmcpherson2/wab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/willmcpherson2/wab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillmcpherson2%2Fwab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillmcpherson2%2Fwab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6bab03e351a9709e99d91de5e5a9e9f6617b6ef
[INFO] testing willmcpherson2/wab against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillmcpherson2%2Fwab" "/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/willmcpherson2/wab on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/willmcpherson2/wab
[INFO] finished tweaking git repo https://github.com/willmcpherson2/wab
[INFO] tweaked toml for git repo https://github.com/willmcpherson2/wab written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/willmcpherson2/wab already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enumset_derive v0.5.5
[INFO] [stderr]   Downloaded wasmer-object v2.0.0
[INFO] [stderr]   Downloaded wasmer-compiler-cranelift v2.0.0
[INFO] [stderr]   Downloaded loupe-derive v0.1.3
[INFO] [stderr]   Downloaded wasmer-compiler v2.0.0
[INFO] [stderr]   Downloaded wasmer-derive v2.0.0
[INFO] [stderr]   Downloaded enumset v1.0.7
[INFO] [stderr]   Downloaded wasmer-engine v2.0.0
[INFO] [stderr]   Downloaded rkyv_derive v0.6.7
[INFO] [stderr]   Downloaded rkyv v0.6.7
[INFO] [stderr]   Downloaded wasmer-types v2.0.0
[INFO] [stderr]   Downloaded loupe v0.1.3
[INFO] [stderr]   Downloaded wasmer-vm v2.0.0
[INFO] [stderr]   Downloaded wasmer-engine-universal v2.0.0
[INFO] [stderr]   Downloaded wasmer-engine-dylib v2.0.0
[INFO] [stderr]   Downloaded wasmer v2.0.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c16af6e8485d78815bf6c401b3f34f9685ee89fe2edcd8991181ee991c73ad5c
[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" "c16af6e8485d78815bf6c401b3f34f9685ee89fe2edcd8991181ee991c73ad5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c16af6e8485d78815bf6c401b3f34f9685ee89fe2edcd8991181ee991c73ad5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c16af6e8485d78815bf6c401b3f34f9685ee89fe2edcd8991181ee991c73ad5c", kill_on_drop: false }`
[INFO] [stdout] c16af6e8485d78815bf6c401b3f34f9685ee89fe2edcd8991181ee991c73ad5c
[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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7b7fd4209dee1663e33e2b66ca685ba7466b0303fc520d26d9588a67c609848
[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" "d7b7fd4209dee1663e33e2b66ca685ba7466b0303fc520d26d9588a67c609848", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling target-lexicon v0.12.0
[INFO] [stderr]    Compiling rkyv v0.6.7
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling cranelift-entity v0.74.0
[INFO] [stderr]    Compiling more-asserts v0.2.1
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.74.0
[INFO] [stderr]    Compiling wasmparser v0.78.2
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling wasmer-compiler-cranelift v2.0.0
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling wast v36.0.0
[INFO] [stderr]    Compiling regalloc v0.0.31
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.74.0
[INFO] [stderr]    Compiling cranelift-bforest v0.74.0
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling loupe-derive v0.1.3
[INFO] [stderr]    Compiling rkyv_derive v0.6.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling memmap2 v0.2.3
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling wasmer-vm v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling ptr_meta v0.1.4
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling wasmer-derive v2.0.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr] error: could not compile `regalloc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regalloc --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regalloc-0.0.31/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=7bfd25b41ec363d9 -C extra-filename=-7bfd25b41ec363d9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern log=/opt/rustwide/target/debug/deps/liblog-a0eb019960e81552.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-fa78b0299a8daff8.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-7aff3213d137eb8f.rmeta --cap-lints allow --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" "d7b7fd4209dee1663e33e2b66ca685ba7466b0303fc520d26d9588a67c609848", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7b7fd4209dee1663e33e2b66ca685ba7466b0303fc520d26d9588a67c609848", kill_on_drop: false }`
[INFO] [stdout] d7b7fd4209dee1663e33e2b66ca685ba7466b0303fc520d26d9588a67c609848