[INFO] fetching crate sp-rpc 3.0.0... [INFO] testing sp-rpc-3.0.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate sp-rpc 3.0.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate sp-rpc 3.0.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sp-rpc 3.0.0 [INFO] finished tweaking crates.io crate sp-rpc 3.0.0 [INFO] tweaked toml for crates.io crate sp-rpc 3.0.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", 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] 0c61c981f0bfae3b2849066af3526ddd3b9997cfccc78ed83d367220bdfcc4ee [INFO] running `Command { std: "docker" "start" "-a" "0c61c981f0bfae3b2849066af3526ddd3b9997cfccc78ed83d367220bdfcc4ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c61c981f0bfae3b2849066af3526ddd3b9997cfccc78ed83d367220bdfcc4ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c61c981f0bfae3b2849066af3526ddd3b9997cfccc78ed83d367220bdfcc4ee", kill_on_drop: false }` [INFO] [stdout] 0c61c981f0bfae3b2849066af3526ddd3b9997cfccc78ed83d367220bdfcc4ee [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3e0e39a2faee791c250071f4792a87a109284564bbbc2874b40990ef79cc330 [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" "f3e0e39a2faee791c250071f4792a87a109284564bbbc2874b40990ef79cc330", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling parity-util-mem v0.9.0 [INFO] [stderr] Compiling libsecp256k1 v0.3.5 [INFO] [stderr] Compiling tracing-core v0.1.18 [INFO] [stderr] Compiling sharded-slab v0.1.1 [INFO] [stderr] Compiling tracing-log v0.1.2 [INFO] [stderr] Compiling tracing v0.1.26 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling matchers v0.0.1 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling zeroize_derive v1.1.0 [INFO] [stderr] Compiling ref-cast-impl v1.0.6 [INFO] [stderr] Compiling sp-debug-derive v3.0.0 [INFO] [stderr] Compiling impl-trait-for-tuples v0.2.1 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling thiserror-impl v1.0.25 [INFO] [stderr] Compiling dyn-clonable-impl v0.9.0 [INFO] [stderr] Compiling parity-util-mem-derive v0.1.0 [INFO] [stderr] Compiling dyn-clonable v0.9.0 [INFO] [stderr] Compiling ref-cast v1.0.6 [INFO] [stderr] Compiling zeroize v1.3.0 [INFO] [stderr] Compiling curve25519-dalek v2.1.2 [INFO] [stderr] Compiling merlin v2.0.1 [INFO] [stderr] Compiling curve25519-dalek v3.1.0 [INFO] [stderr] Compiling secrecy v0.7.0 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling thiserror v1.0.25 [INFO] [stderr] Compiling tiny-bip39 v0.8.0 [INFO] [stderr] Compiling futures-executor v0.3.15 [INFO] [stderr] Compiling futures v0.3.15 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling impl-serde v0.3.1 [INFO] [stderr] Compiling tracing-serde v0.1.2 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling schnorrkel v0.9.1 [INFO] [stderr] Compiling ed25519-dalek v1.0.1 [INFO] [stderr] Compiling substrate-bip39 v0.4.2 [INFO] [stderr] Compiling tracing-subscriber v0.2.18 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling parity-scale-codec-derive v2.1.0 [INFO] [stderr] Compiling sp-runtime-interface-proc-macro v3.0.0 [INFO] [stderr] Compiling parity-scale-codec v2.1.1 [INFO] [stderr] Compiling impl-codec v0.5.0 [INFO] [stderr] Compiling sp-storage v3.0.0 [INFO] [stderr] Compiling sp-wasm-interface v3.0.0 [INFO] [stderr] Compiling sp-tracing v3.0.0 [INFO] [stderr] Compiling primitive-types v0.9.0 [INFO] [stderr] Compiling sp-externalities v0.9.0 [INFO] [stderr] Compiling sp-runtime-interface v3.0.0 [INFO] [stderr] Compiling sp-core v3.0.0 [INFO] [stderr] Compiling sp-rpc v3.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 25s [INFO] running `Command { std: "docker" "inspect" "f3e0e39a2faee791c250071f4792a87a109284564bbbc2874b40990ef79cc330", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3e0e39a2faee791c250071f4792a87a109284564bbbc2874b40990ef79cc330", kill_on_drop: false }` [INFO] [stdout] f3e0e39a2faee791c250071f4792a87a109284564bbbc2874b40990ef79cc330 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a7ae1a4723c2bec19f5dc6f196fc169ad164dc1e583fac2412aa31d051b9c87 [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" "9a7ae1a4723c2bec19f5dc6f196fc169ad164dc1e583fac2412aa31d051b9c87", kill_on_drop: false }` [INFO] [stderr] Compiling sp-rpc v3.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `serde_json` [INFO] [stdout] --> src/lib.rs:31:3 [INFO] [stdout] | [INFO] [stdout] 31 | serde_json::from_str::(s).unwrap(), [INFO] [stdout] | ^^^^^^^^^^ use of undeclared crate or module `serde_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `serde_json` [INFO] [stdout] --> src/lib.rs:35:3 [INFO] [stdout] | [INFO] [stdout] 35 | serde_json::to_string(&expected).unwrap(), [INFO] [stdout] | ^^^^^^^^^^ use of undeclared crate or module `serde_json` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `sp-rpc` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "9a7ae1a4723c2bec19f5dc6f196fc169ad164dc1e583fac2412aa31d051b9c87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a7ae1a4723c2bec19f5dc6f196fc169ad164dc1e583fac2412aa31d051b9c87", kill_on_drop: false }` [INFO] [stdout] 9a7ae1a4723c2bec19f5dc6f196fc169ad164dc1e583fac2412aa31d051b9c87