[INFO] cloning repository https://github.com/kaikun213/COMP6311E_BridgeChain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaikun213/COMP6311E_BridgeChain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaikun213%2FCOMP6311E_BridgeChain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaikun213%2FCOMP6311E_BridgeChain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 241588ec51e18fb0be5a56e9619d32557a3a3c60 [INFO] documenting kaikun213/COMP6311E_BridgeChain against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaikun213%2FCOMP6311E_BridgeChain" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kaikun213/COMP6311E_BridgeChain on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kaikun213/COMP6311E_BridgeChain [INFO] finished tweaking git repo https://github.com/kaikun213/COMP6311E_BridgeChain [INFO] tweaked toml for git repo https://github.com/kaikun213/COMP6311E_BridgeChain written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/kaikun213/COMP6311E_BridgeChain already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/tomusdrw/rust-web3` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustc-hex v1.0.0 [INFO] [stderr] Downloaded unicode-segmentation v1.2.0 [INFO] [stderr] Downloaded mime v0.3.3 [INFO] [stderr] Downloaded hyper v0.11.2 [INFO] [stderr] Downloaded tokio-timer v0.1.2 [INFO] [stderr] Downloaded tokio-core v0.1.9 [INFO] [stderr] Downloaded mio v0.6.10 [INFO] [stderr] Downloaded heck v0.2.1 [INFO] [stderr] Downloaded backtrace-sys v0.1.12 [INFO] [stderr] Downloaded gcc v0.3.53 [INFO] [stderr] Downloaded itoa v0.3.3 [INFO] [stderr] Downloaded regex v0.2.2 [INFO] [stderr] Downloaded mio-uds v0.6.4 [INFO] [stderr] Downloaded ethabi-contract v4.0.0 [INFO] [stderr] Downloaded tokio-uds v0.1.5 [INFO] [stderr] Downloaded smallvec v0.4.3 [INFO] [stderr] Downloaded futures-cpupool v0.1.5 [INFO] [stderr] Downloaded jsonrpc-core v7.1.0 [INFO] [stderr] Downloaded serde_derive v1.0.11 [INFO] [stderr] Downloaded arrayvec v0.3.23 [INFO] [stderr] Downloaded docopt v0.8.1 [INFO] [stderr] Downloaded ethabi-derive v4.0.0 [INFO] [stderr] Downloaded ethabi v4.0.0 [INFO] [stderr] Downloaded toml v0.4.5 [INFO] [stderr] Downloaded tiny-keccak v1.3.1 [INFO] [stderr] Downloaded error-chain v0.11.0-rc.2 [INFO] [stderr] Downloaded parking_lot v0.4.5 [INFO] [stderr] Downloaded parking_lot_core v0.2.4 [INFO] [stderr] Downloaded pretty_assertions v0.2.1 [INFO] [stderr] Downloaded futures v0.1.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 133e88cd54566e731551549588c149dcedeb073dc35671dfaefa520109e8c654 [INFO] running `Command { std: "docker" "start" "-a" "133e88cd54566e731551549588c149dcedeb073dc35671dfaefa520109e8c654", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "133e88cd54566e731551549588c149dcedeb073dc35671dfaefa520109e8c654", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "133e88cd54566e731551549588c149dcedeb073dc35671dfaefa520109e8c654", kill_on_drop: false }` [INFO] [stdout] 133e88cd54566e731551549588c149dcedeb073dc35671dfaefa520109e8c654 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 586a6b2864b0646228e4a73d8bd846795b68efcf7be8cb4da11bcbb1f5ff66da [INFO] running `Command { std: "docker" "start" "-a" "586a6b2864b0646228e4a73d8bd846795b68efcf7be8cb4da11bcbb1f5ff66da", kill_on_drop: false }` [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `bridge` in package `bridge-cli v0.1.0 (/opt/rustwide/workdir/cli)` has the same output filename as the lib target `bridge` in package `bridge v0.1.0 (/opt/rustwide/workdir/bridge)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/bridge/index.html [INFO] [stderr] The targets should have unique names. [INFO] [stderr] This is a known bug where multiple crates with the same name use [INFO] [stderr] the same path; see . [INFO] [stderr] Checking libc v0.2.30 [INFO] [stderr] Compiling gcc v0.3.53 [INFO] [stderr] Checking futures v0.1.15 [INFO] [stderr] Checking lazycell v0.5.1 [INFO] [stderr] Checking serde v1.0.11 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling rustc-demangle v0.1.5 [INFO] [stderr] Checking itoa v0.3.3 [INFO] [stderr] Checking odds v0.2.25 [INFO] [stderr] Checking smallvec v0.4.3 [INFO] [stderr] Checking stable_deref_trait v1.0.0 [INFO] [stderr] Compiling tiny-keccak v1.3.1 [INFO] [stderr] Compiling rustc-hex v1.0.0 [INFO] [stderr] Checking percent-encoding v1.0.0 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking ethabi-contract v4.0.0 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking difference v1.0.0 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Compiling heck v0.2.1 [INFO] [stderr] Checking nodrop v0.1.9 [INFO] [stderr] Compiling unicase v2.0.0 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking net2 v0.2.31 [INFO] [stderr] Checking rand v0.3.16 [INFO] [stderr] Checking num_cpus v1.6.2 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking pretty_assertions v0.2.1 [INFO] [stderr] Checking arrayvec v0.3.23 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking mio v0.6.10 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Compiling backtrace-sys v0.1.12 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking parking_lot_core v0.2.4 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Checking tokio-io v0.1.3 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking futures-cpupool v0.1.5 [INFO] [stderr] Checking tokio-timer v0.1.2 [INFO] [stderr] Checking mime v0.3.3 [INFO] [stderr] Checking parking_lot v0.4.5 [INFO] [stderr] Checking tokio-core v0.1.9 [INFO] [stderr] Checking mio-uds v0.6.4 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking tokio-uds v0.1.5 [INFO] [stderr] Checking serde_json v1.0.2 [INFO] [stderr] Checking toml v0.4.5 [INFO] [stderr] Checking docopt v0.8.1 [INFO] [stderr] Checking hyper v0.11.2 [INFO] [stderr] Checking jsonrpc-core v7.1.0 [INFO] [stderr] Checking backtrace v0.3.2 [INFO] [stderr] Compiling error-chain v0.11.0-rc.2 [INFO] [stderr] Checking ethabi v4.0.0 [INFO] [stderr] Checking web3 v0.0.5 (https://github.com/tomusdrw/rust-web3?branch=bridge#0205d57b) [INFO] [stderr] Compiling ethabi-derive v4.0.0 [INFO] [stderr] Checking bridge v0.1.0 (/opt/rustwide/workdir/bridge) [INFO] [stderr] Documenting bridge v0.1.0 (/opt/rustwide/workdir/bridge) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> bridge/src/error.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | / error_chain! { [INFO] [stdout] 9 | | types { [INFO] [stdout] 10 | | Error, ErrorKind, ResultExt, Result; [INFO] [stdout] 11 | | } [INFO] [stdout] ... | [INFO] [stdout] 38 | | } [INFO] [stdout] 39 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> bridge/src/error.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | / error_chain! { [INFO] [stdout] 9 | | types { [INFO] [stdout] 10 | | Error, ErrorKind, ResultExt, Result; [INFO] [stdout] 11 | | } [INFO] [stdout] ... | [INFO] [stdout] 38 | | } [INFO] [stdout] 39 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> bridge/src/bridge/mod.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 109 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 109 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 108 | let result: Vec<_> = IntoIterator::into_iter([d_relay, w_relay, w_confirm]) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Documenting tests v0.1.0 (/opt/rustwide/workdir/tests) [INFO] [stderr] Documenting bridge-cli v0.1.0 (/opt/rustwide/workdir/cli) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 20s [INFO] running `Command { std: "docker" "inspect" "586a6b2864b0646228e4a73d8bd846795b68efcf7be8cb4da11bcbb1f5ff66da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "586a6b2864b0646228e4a73d8bd846795b68efcf7be8cb4da11bcbb1f5ff66da", kill_on_drop: false }` [INFO] [stdout] 586a6b2864b0646228e4a73d8bd846795b68efcf7be8cb4da11bcbb1f5ff66da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }` [INFO] [stdout] 8d4d276a736d0ce5a043d84b96833625fea172632d2a16d396a63e3f7f075dc5 [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" "8d4d276a736d0ce5a043d84b96833625fea172632d2a16d396a63e3f7f075dc5", kill_on_drop: false }` [INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace [INFO] running `Command { std: "docker" "inspect" "8d4d276a736d0ce5a043d84b96833625fea172632d2a16d396a63e3f7f075dc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d4d276a736d0ce5a043d84b96833625fea172632d2a16d396a63e3f7f075dc5", kill_on_drop: false }` [INFO] [stdout] 8d4d276a736d0ce5a043d84b96833625fea172632d2a16d396a63e3f7f075dc5