[INFO] cloning repository https://github.com/RyanKung/web3-wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RyanKung/web3-wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyanKung%2Fweb3-wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyanKung%2Fweb3-wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9c571f2063668beb0e0785fa3e27a23208953f4
[INFO] checking RyanKung/web3-wasm against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyanKung%2Fweb3-wasm" "/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/RyanKung/web3-wasm on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RyanKung/web3-wasm
[INFO] finished tweaking git repo https://github.com/RyanKung/web3-wasm
[INFO] tweaked toml for git repo https://github.com/RyanKung/web3-wasm written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/RyanKung/web3-wasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91e115e9ae8a4a4748b47beb8f994d8fdfd79ab4ba1d9490c8fe53b9f7bdfad6
[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" "91e115e9ae8a4a4748b47beb8f994d8fdfd79ab4ba1d9490c8fe53b9f7bdfad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91e115e9ae8a4a4748b47beb8f994d8fdfd79ab4ba1d9490c8fe53b9f7bdfad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e115e9ae8a4a4748b47beb8f994d8fdfd79ab4ba1d9490c8fe53b9f7bdfad6", kill_on_drop: false }`
[INFO] [stdout] 91e115e9ae8a4a4748b47beb8f994d8fdfd79ab4ba1d9490c8fe53b9f7bdfad6
[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=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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3c5c4f90e354a53e05e0d069d28900f841b3a5e1d0a9fd759a2fee0276cde61
[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" "c3c5c4f90e354a53e05e0d069d28900f841b3a5e1d0a9fd759a2fee0276cde61", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking rlp v0.4.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking impl-rlp v0.2.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking uint v0.7.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking parity-codec v3.5.4
[INFO] [stderr]     Checking impl-serde v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking ethbloom v0.6.4
[INFO] [stderr]     Checking impl-codec v0.2.0
[INFO] [stderr]     Checking primitive-types v0.3.0
[INFO] [stderr]     Checking jsonrpc-core v13.2.0
[INFO] [stderr]     Checking ethereum-types v0.6.0
[INFO] [stderr]     Checking ethabi v8.0.1
[INFO] [stderr]     Checking web3-rs-wasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Http` in `transports`
[INFO] [stdout]  --> examples/simple.rs:6:52
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let (_eloop, http) = web3_rs_wasm::transports::Http::new("http://localhost:8545").unwrap();
[INFO] [stdout]   |                                                    ^^^^ could not find `Http` in `transports`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `web3-rs-wasm`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "c3c5c4f90e354a53e05e0d069d28900f841b3a5e1d0a9fd759a2fee0276cde61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3c5c4f90e354a53e05e0d069d28900f841b3a5e1d0a9fd759a2fee0276cde61", kill_on_drop: false }`
[INFO] [stdout] c3c5c4f90e354a53e05e0d069d28900f841b3a5e1d0a9fd759a2fee0276cde61