[INFO] cloning repository https://github.com/tjkomor/rust-blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tjkomor/rust-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjkomor%2Frust-blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjkomor%2Frust-blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43ef90c230b5840a1f9bfda4f71c62a2b2573847
[INFO] checking tjkomor/rust-blockchain against c0dfa9ae292642b7683cf7162ffb6880170df098 for pr-160902
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjkomor%2Frust-blockchain" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tjkomor/rust-blockchain
[INFO] finished tweaking git repo https://github.com/tjkomor/rust-blockchain
[INFO] tweaked toml for git repo https://github.com/tjkomor/rust-blockchain written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tjkomor/rust-blockchain on toolchain c0dfa9ae292642b7683cf7162ffb6880170df098
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0dfa9ae292642b7683cf7162ffb6880170df098" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tjkomor/rust-blockchain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0dfa9ae292642b7683cf7162ffb6880170df098" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking tjkomor/rust-blockchain against c0dfa9ae292642b7683cf7162ffb6880170df098 for pr-160902
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjkomor%2Frust-blockchain" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tjkomor/rust-blockchain
[INFO] finished tweaking git repo https://github.com/tjkomor/rust-blockchain
[INFO] tweaked toml for git repo https://github.com/tjkomor/rust-blockchain written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tjkomor/rust-blockchain on toolchain c0dfa9ae292642b7683cf7162ffb6880170df098
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0dfa9ae292642b7683cf7162ffb6880170df098" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tjkomor/rust-blockchain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0dfa9ae292642b7683cf7162ffb6880170df098" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v0.6.13
[INFO] [stderr]   Downloaded smart-contract-macros v0.2.2
[INFO] [stderr]   Downloaded smart-contract v0.2.2
[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2aa9bae10ed8c8bc5d3be2e21d3864cf630f87245d5bef4a4e5a3f4651f2ab98
[INFO] running `Command { std: "docker" "start" "2aa9bae10ed8c8bc5d3be2e21d3864cf630f87245d5bef4a4e5a3f4651f2ab98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aa9bae10ed8c8bc5d3be2e21d3864cf630f87245d5bef4a4e5a3f4651f2ab98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2aa9bae10ed8c8bc5d3be2e21d3864cf630f87245d5bef4a4e5a3f4651f2ab98" "/opt/rustwide/cargo-home/bin/cargo" "+c0dfa9ae292642b7683cf7162ffb6880170df098" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aa9bae10ed8c8bc5d3be2e21d3864cf630f87245d5bef4a4e5a3f4651f2ab98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2aa9bae10ed8c8bc5d3be2e21d3864cf630f87245d5bef4a4e5a3f4651f2ab98" "/opt/rustwide/cargo-home/bin/cargo" "+c0dfa9ae292642b7683cf7162ffb6880170df098" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking smart-contract v0.2.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling smart-contract-macros v0.2.2
[INFO] [stderr]     Checking chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "2aa9bae10ed8c8bc5d3be2e21d3864cf630f87245d5bef4a4e5a3f4651f2ab98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa9bae10ed8c8bc5d3be2e21d3864cf630f87245d5bef4a4e5a3f4651f2ab98", kill_on_drop: false }`
[INFO] [stdout] 2aa9bae10ed8c8bc5d3be2e21d3864cf630f87245d5bef4a4e5a3f4651f2ab98