[INFO] fetching crate ink_lang_macro 3.0.0-rc2...
[INFO] checking ink_lang_macro-3.0.0-rc2 against beta for pr-78714
[INFO] extracting crate ink_lang_macro 3.0.0-rc2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ink_lang_macro 3.0.0-rc2 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ink_lang_macro 3.0.0-rc2
[INFO] finished tweaking crates.io crate ink_lang_macro 3.0.0-rc2
[INFO] tweaked toml for crates.io crate ink_lang_macro 3.0.0-rc2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a3af98b770977948e874c1aa9aa9a6f034b6cec1ecc2c50c6b6b7830ed859d5
[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" "6a3af98b770977948e874c1aa9aa9a6f034b6cec1ecc2c50c6b6b7830ed859d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a3af98b770977948e874c1aa9aa9a6f034b6cec1ecc2c50c6b6b7830ed859d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a3af98b770977948e874c1aa9aa9a6f034b6cec1ecc2c50c6b6b7830ed859d5", kill_on_drop: false }`
[INFO] [stdout] 6a3af98b770977948e874c1aa9aa9a6f034b6cec1ecc2c50c6b6b7830ed859d5
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 976d5a2e6b2d3c70c8f75cdcc21024df34e9b4f6bc2d7c8912d0034e0c8b095f
[INFO] running `Command { std: "docker" "start" "-a" "976d5a2e6b2d3c70c8f75cdcc21024df34e9b4f6bc2d7c8912d0034e0c8b095f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]     Checking ink_prelude v3.0.0-rc2
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling scale-info-derive v0.2.1
[INFO] [stderr]     Checking syn v1.0.48
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking tiny-keccak v2.0.2
[INFO] [stderr]     Checking ink_lang_ir v3.0.0-rc2
[INFO] [stderr]     Checking ink_lang_codegen v3.0.0-rc2
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.2
[INFO] [stderr]     Checking parity-scale-codec v1.3.5
[INFO] [stderr]     Checking scale-info v0.4.1
[INFO] [stderr]     Checking ink_primitives v3.0.0-rc2
[INFO] [stderr]     Checking ink_lang_macro v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.49s
[INFO] running `Command { std: "docker" "inspect" "976d5a2e6b2d3c70c8f75cdcc21024df34e9b4f6bc2d7c8912d0034e0c8b095f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "976d5a2e6b2d3c70c8f75cdcc21024df34e9b4f6bc2d7c8912d0034e0c8b095f", kill_on_drop: false }`
[INFO] [stdout] 976d5a2e6b2d3c70c8f75cdcc21024df34e9b4f6bc2d7c8912d0034e0c8b095f