[INFO] fetching crate wac 0.0.1...
[INFO] testing wac-0.0.1 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate wac 0.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate wac 0.0.1 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wac 0.0.1
[INFO] finished tweaking crates.io crate wac 0.0.1
[INFO] tweaked toml for crates.io crate wac 0.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate wac 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bea5129ed25ff61d944b09b65b5f0878d96730790023f2f8949d514da65336a9
[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" "bea5129ed25ff61d944b09b65b5f0878d96730790023f2f8949d514da65336a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bea5129ed25ff61d944b09b65b5f0878d96730790023f2f8949d514da65336a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bea5129ed25ff61d944b09b65b5f0878d96730790023f2f8949d514da65336a9", kill_on_drop: false }`
[INFO] [stdout] bea5129ed25ff61d944b09b65b5f0878d96730790023f2f8949d514da65336a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] b8a535ef7cb6c71afec1c20275e195cc6a0376ef628b165d86f80ff389b05381
[INFO] running `Command { std: "docker" "start" "-a" "b8a535ef7cb6c71afec1c20275e195cc6a0376ef628b165d86f80ff389b05381", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling serde-bench v0.0.7
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling blake3 v0.3.4
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling wabt-sys v0.7.2
[INFO] [stderr]    Compiling gimli v0.20.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling page_size v0.4.2
[INFO] [stderr]    Compiling errno v0.2.5
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling wasmer-runtime-core v0.17.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr] error: could not compile `nix`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.15.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 -C metadata=d1ce4fc6068bfd93 -C extra-filename=-d1ce4fc6068bfd93 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-56eca94422237621.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-b00c34326580381c.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-5782b7f2e503b46c.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-246d5d222e55a1ce.rmeta --cap-lints allow --cap-lints=forbid` (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" "b8a535ef7cb6c71afec1c20275e195cc6a0376ef628b165d86f80ff389b05381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a535ef7cb6c71afec1c20275e195cc6a0376ef628b165d86f80ff389b05381", kill_on_drop: false }`
[INFO] [stdout] b8a535ef7cb6c71afec1c20275e195cc6a0376ef628b165d86f80ff389b05381