[INFO] fetching crate jsonrpc-core-client 18.0.0...
[INFO] checking jsonrpc-core-client-18.0.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate jsonrpc-core-client 18.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate jsonrpc-core-client 18.0.0
[INFO] finished tweaking crates.io crate jsonrpc-core-client 18.0.0
[INFO] tweaked toml for crates.io crate jsonrpc-core-client 18.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate jsonrpc-core-client 18.0.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 214 packages to latest compatible versions
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsonrpc-client-transports v18.0.0
[INFO] [stderr]   Downloaded jsonrpc-pubsub v18.0.0
[INFO] [stderr]   Downloaded jsonrpc-server-utils v18.0.0
[INFO] [stderr]   Downloaded parity-tokio-ipc v0.9.0
[INFO] [stderr]   Downloaded tokio-tls v0.2.1
[INFO] [stderr]   Downloaded websocket-base v0.24.0
[INFO] [stderr]   Downloaded websocket v0.24.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c52f09ece8ea9030ee053d6bc07fcc17d10c510d18c431d43e2fbaddeb6a2de4
[INFO] running `Command { std: "docker" "start" "-a" "c52f09ece8ea9030ee053d6bc07fcc17d10c510d18c431d43e2fbaddeb6a2de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c52f09ece8ea9030ee053d6bc07fcc17d10c510d18c431d43e2fbaddeb6a2de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c52f09ece8ea9030ee053d6bc07fcc17d10c510d18c431d43e2fbaddeb6a2de4", kill_on_drop: false }`
[INFO] [stdout] c52f09ece8ea9030ee053d6bc07fcc17d10c510d18c431d43e2fbaddeb6a2de4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e72e10e261144178856e39858159288908021b9b248499f946e9f070249f9e54
[INFO] running `Command { std: "docker" "start" "-a" "e72e10e261144178856e39858159288908021b9b248499f946e9f070249f9e54", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking tinyvec v1.9.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking jsonrpc-core v18.0.0
[INFO] [stderr]     Checking jsonrpc-pubsub v18.0.0
[INFO] [stderr]     Checking jsonrpc-client-transports v18.0.0
[INFO] [stderr]     Checking jsonrpc-core-client v18.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.33s
[INFO] running `Command { std: "docker" "inspect" "e72e10e261144178856e39858159288908021b9b248499f946e9f070249f9e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e72e10e261144178856e39858159288908021b9b248499f946e9f070249f9e54", kill_on_drop: false }`
[INFO] [stdout] e72e10e261144178856e39858159288908021b9b248499f946e9f070249f9e54