[INFO] fetching crate aingle_wasmer_guest 0.0.1...
[INFO] checking aingle_wasmer_guest-0.0.1 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate aingle_wasmer_guest 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate aingle_wasmer_guest 0.0.1 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aingle_wasmer_guest 0.0.1
[INFO] finished tweaking crates.io crate aingle_wasmer_guest 0.0.1
[INFO] tweaked toml for crates.io crate aingle_wasmer_guest 0.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f21e69f753d3648b3f22ab85c0ab5f2aa1a5d198840c72e85571781e3638e0c
[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" "8f21e69f753d3648b3f22ab85c0ab5f2aa1a5d198840c72e85571781e3638e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f21e69f753d3648b3f22ab85c0ab5f2aa1a5d198840c72e85571781e3638e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f21e69f753d3648b3f22ab85c0ab5f2aa1a5d198840c72e85571781e3638e0c", kill_on_drop: false }`
[INFO] [stdout] 8f21e69f753d3648b3f22ab85c0ab5f2aa1a5d198840c72e85571781e3638e0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTUP_TOOLCHAIN=45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "-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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "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] 99880c0432a4877881d00db51f68da27a539f1c54594e1fad66bef3cb88465dc
[INFO] running `Command { std: "docker" "start" "-a" "99880c0432a4877881d00db51f68da27a539f1c54594e1fad66bef3cb88465dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling aingle_middleware_bytes_derive v0.0.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking serde-transcode v1.1.0
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking aingle_middleware_bytes v0.0.3
[INFO] [stderr]     Checking aingle_wasmer_common v0.0.1
[INFO] [stderr]     Checking aingle_wasmer_guest v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "99880c0432a4877881d00db51f68da27a539f1c54594e1fad66bef3cb88465dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99880c0432a4877881d00db51f68da27a539f1c54594e1fad66bef3cb88465dc", kill_on_drop: false }`
[INFO] [stdout] 99880c0432a4877881d00db51f68da27a539f1c54594e1fad66bef3cb88465dc