[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] checking kaikun213/COMP6311E_BridgeChain against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaikun213%2FCOMP6311E_BridgeChain" "/workspace/builds/worker-49/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-49/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kaikun213/COMP6311E_BridgeChain on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-49/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallvec v0.4.3
[INFO] [stderr]   Downloaded tokio-uds v0.1.5
[INFO] [stderr]   Downloaded error-chain v0.11.0-rc.2
[INFO] [stderr]   Downloaded parking_lot_core v0.2.4
[INFO] [stderr]   Downloaded heck v0.2.1
[INFO] [stderr]   Downloaded tiny-keccak v1.3.1
[INFO] [stderr]   Downloaded docopt v0.8.1
[INFO] [stderr]   Downloaded mime v0.3.3
[INFO] [stderr]   Downloaded ethabi-contract v4.0.0
[INFO] [stderr]   Downloaded jsonrpc-core v7.1.0
[INFO] [stderr]   Downloaded ethabi v4.0.0
[INFO] [stderr]   Downloaded parking_lot v0.4.5
[INFO] [stderr]   Downloaded ethabi-derive v4.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae6efacfb302f4dbef33fa83232672ca57330dcd1e3839c3fc366ae6b221caf5
[INFO] running `Command { std: "docker" "start" "-a" "ae6efacfb302f4dbef33fa83232672ca57330dcd1e3839c3fc366ae6b221caf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae6efacfb302f4dbef33fa83232672ca57330dcd1e3839c3fc366ae6b221caf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae6efacfb302f4dbef33fa83232672ca57330dcd1e3839c3fc366ae6b221caf5", kill_on_drop: false }`
[INFO] [stdout] ae6efacfb302f4dbef33fa83232672ca57330dcd1e3839c3fc366ae6b221caf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9289b547132536826e2d68747be04e84863f0fa899ca846e5931b83e7753bf29
[INFO] running `Command { std: "docker" "start" "-a" "9289b547132536826e2d68747be04e84863f0fa899ca846e5931b83e7753bf29", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "9289b547132536826e2d68747be04e84863f0fa899ca846e5931b83e7753bf29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9289b547132536826e2d68747be04e84863f0fa899ca846e5931b83e7753bf29", kill_on_drop: false }`
[INFO] [stdout] 9289b547132536826e2d68747be04e84863f0fa899ca846e5931b83e7753bf29