[INFO] fetching crate fc-rpc-core 1.0.0...
[INFO] checking fc-rpc-core-1.0.0 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] extracting crate fc-rpc-core 1.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate fc-rpc-core 1.0.0 on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fc-rpc-core 1.0.0
[INFO] finished tweaking crates.io crate fc-rpc-core 1.0.0
[INFO] tweaked toml for crates.io crate fc-rpc-core 1.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--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" "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" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a80c0adad77cc31b1ce96b863319cc7409ab11abd588e0e5568c0d7285ebde9d
[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" "a80c0adad77cc31b1ce96b863319cc7409ab11abd588e0e5568c0d7285ebde9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a80c0adad77cc31b1ce96b863319cc7409ab11abd588e0e5568c0d7285ebde9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80c0adad77cc31b1ce96b863319cc7409ab11abd588e0e5568c0d7285ebde9d", kill_on_drop: false }`
[INFO] [stdout] a80c0adad77cc31b1ce96b863319cc7409ab11abd588e0e5568c0d7285ebde9d
[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" "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" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b054fbc48c0137ea46e8bccc086f99848ec4a0428bb370c3e1da285e694ca95c
[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" "b054fbc48c0137ea46e8bccc086f99848ec4a0428bb370c3e1da285e694ca95c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking byte-slice-cast v1.0.0
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking uint v0.9.0
[INFO] [stderr]     Checking tiny-keccak v2.0.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rlp v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking backtrace v0.3.60
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking parity-scale-codec v2.1.1
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking ethbloom v0.11.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking impl-codec v0.5.0
[INFO] [stderr]     Checking primitive-types v0.9.0
[INFO] [stderr]     Checking jsonrpc-core v14.2.0
[INFO] [stderr]     Checking jsonrpc-core v15.1.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking jsonrpc-pubsub v14.2.0
[INFO] [stderr]     Checking jsonrpc-pubsub v15.1.0
[INFO] [stderr]     Checking jsonrpc-client-transports v14.2.1
[INFO] [stderr]    Compiling jsonrpc-derive v14.2.2
[INFO] [stderr]     Checking ethereum-types v0.11.0
[INFO] [stderr]     Checking jsonrpc-core-client v14.2.0
[INFO] [stderr]     Checking fc-rpc-core v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.96s
[INFO] running `Command { std: "docker" "inspect" "b054fbc48c0137ea46e8bccc086f99848ec4a0428bb370c3e1da285e694ca95c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b054fbc48c0137ea46e8bccc086f99848ec4a0428bb370c3e1da285e694ca95c", kill_on_drop: false }`
[INFO] [stdout] b054fbc48c0137ea46e8bccc086f99848ec4a0428bb370c3e1da285e694ca95c