[INFO] fetching crate wasmtime-lightbeam 0.21.0...
[INFO] checking wasmtime-lightbeam-0.21.0 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate wasmtime-lightbeam 0.21.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate wasmtime-lightbeam 0.21.0 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmtime-lightbeam 0.21.0
[INFO] finished tweaking crates.io crate wasmtime-lightbeam 0.21.0
[INFO] tweaked toml for crates.io crate wasmtime-lightbeam 0.21.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lightbeam v0.21.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8f55fcd98ac46fbe5f99296ff8212dfa00b4448cb9493137ffe5b8736cdd2d6
[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" "b8f55fcd98ac46fbe5f99296ff8212dfa00b4448cb9493137ffe5b8736cdd2d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8f55fcd98ac46fbe5f99296ff8212dfa00b4448cb9493137ffe5b8736cdd2d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8f55fcd98ac46fbe5f99296ff8212dfa00b4448cb9493137ffe5b8736cdd2d6", kill_on_drop: false }`
[INFO] [stdout] b8f55fcd98ac46fbe5f99296ff8212dfa00b4448cb9493137ffe5b8736cdd2d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8a41439432a046239db156085db19bd1ebab404f04834b2eb550ea8c08a1c78
[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" "c8a41439432a046239db156085db19bd1ebab404f04834b2eb550ea8c08a1c78", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking staticvec v0.10.5
[INFO] [stderr]    Compiling capstone-sys v0.10.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking dynasmrt v0.5.2
[INFO] [stderr]    Compiling derive_utils v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling iter-enum v0.2.5
[INFO] [stderr]    Compiling dynasm v0.5.2
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking cranelift-entity v0.68.0
[INFO] [stderr]     Checking indexmap v1.6.0
[INFO] [stderr]     Checking cranelift-bforest v0.68.0
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.68.0
[INFO] [stderr]     Checking capstone v0.6.0
[INFO] [stderr]    Compiling cranelift-codegen v0.68.0
[INFO] [stderr]     Checking cranelift-frontend v0.68.0
[INFO] [stderr]     Checking lightbeam v0.21.0
[INFO] [stderr]     Checking cranelift-wasm v0.68.0
[INFO] [stderr]     Checking wasmtime-environ v0.21.0
[INFO] [stderr]     Checking wasmtime-lightbeam v0.21.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 51s
[INFO] running `Command { std: "docker" "inspect" "c8a41439432a046239db156085db19bd1ebab404f04834b2eb550ea8c08a1c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a41439432a046239db156085db19bd1ebab404f04834b2eb550ea8c08a1c78", kill_on_drop: false }`
[INFO] [stdout] c8a41439432a046239db156085db19bd1ebab404f04834b2eb550ea8c08a1c78