[INFO] cloning repository https://github.com/skymavis/web3r
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skymavis/web3r" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskymavis%2Fweb3r", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskymavis%2Fweb3r'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8573b35fd76c25ffbf1f75b4ffcbd8582fc727ff
[INFO] testing skymavis/web3r against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskymavis%2Fweb3r" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skymavis/web3r on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skymavis/web3r
[INFO] finished tweaking git repo https://github.com/skymavis/web3r
[INFO] tweaked toml for git repo https://github.com/skymavis/web3r written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/skymavis/web3r already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project-internal v0.4.6
[INFO] [stderr]   Downloaded pin-project v0.4.6
[INFO] [stderr]   Downloaded num-bigint v0.2.4
[INFO] [stderr]   Downloaded hyper v0.13.1
[INFO] [stderr]   Downloaded reqwest v0.10.1
[INFO] running `Command { std: "docker" "create" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e6e0b2b1abc280ede6b1e01b6ed9ae7b815f5520867f818106a4e70700d9d54
[INFO] running `Command { std: "docker" "start" "-a" "2e6e0b2b1abc280ede6b1e01b6ed9ae7b815f5520867f818106a4e70700d9d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e6e0b2b1abc280ede6b1e01b6ed9ae7b815f5520867f818106a4e70700d9d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e6e0b2b1abc280ede6b1e01b6ed9ae7b815f5520867f818106a4e70700d9d54", kill_on_drop: false }`
[INFO] [stdout] 2e6e0b2b1abc280ede6b1e01b6ed9ae7b815f5520867f818106a4e70700d9d54
[INFO] running `Command { std: "docker" "create" "-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" "RUSTFLAGS=--cap-lints=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8356491b4b2d797d364c4842f26b75685375709e343d467fc528eb474c0f33cf
[INFO] running `Command { std: "docker" "start" "-a" "8356491b4b2d797d364c4842f26b75685375709e343d467fc528eb474c0f33cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling bytes v0.5.3
[INFO] [stderr]    Compiling pin-project-lite v0.1.2
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.4
[INFO] [stderr]    Compiling w3b-types-abi v0.1.0 (/opt/rustwide/workdir/w3b-types-abi)
[INFO] [stderr]    Compiling w3b-types v0.1.0 (/opt/rustwide/workdir/w3b-types)
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling http v0.2.0
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling tokio-macros v0.2.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling tokio v0.2.9
[INFO] [stderr]    Compiling pin-project v0.4.6
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.2.1
[INFO] [stderr]    Compiling hyper v0.13.1
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling w3b-types-core v0.1.0 (/opt/rustwide/workdir/w3b-types-core)
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling reqwest v0.10.1
[INFO] [stderr]    Compiling w3b-abi v0.1.0 (/opt/rustwide/workdir/w3b-abi)
[INFO] [stderr]    Compiling w3b v0.1.0 (/opt/rustwide/workdir/w3b)
[INFO] [stdout] error: environment variable `JSON_RPC_URI` not defined
[INFO] [stdout]   --> w3b/src/main.rs:23:38
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let provider = HttpProvider::new(env!("JSON_RPC_URI").to_owned());
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `w3b` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8356491b4b2d797d364c4842f26b75685375709e343d467fc528eb474c0f33cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8356491b4b2d797d364c4842f26b75685375709e343d467fc528eb474c0f33cf", kill_on_drop: false }`
[INFO] [stdout] 8356491b4b2d797d364c4842f26b75685375709e343d467fc528eb474c0f33cf