[INFO] cloning repository https://github.com/pwang697/OmniSpacetimeDB
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pwang697/OmniSpacetimeDB" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpwang697%2FOmniSpacetimeDB", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpwang697%2FOmniSpacetimeDB'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3803bcd0a5ffa2da7ccf992caa72688a6518e7ef
[INFO] checking pwang697/OmniSpacetimeDB against master#453ceafce32ef8108c604bca5e165ab41d3d6d8c for pr-124187
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpwang697%2FOmniSpacetimeDB" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pwang697/OmniSpacetimeDB on toolchain 453ceafce32ef8108c604bca5e165ab41d3d6d8c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+453ceafce32ef8108c604bca5e165ab41d3d6d8c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pwang697/OmniSpacetimeDB
[INFO] finished tweaking git repo https://github.com/pwang697/OmniSpacetimeDB
[INFO] tweaked toml for git repo https://github.com/pwang697/OmniSpacetimeDB written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pwang697/OmniSpacetimeDB 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" "+453ceafce32ef8108c604bca5e165ab41d3d6d8c" "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
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking pwang697/OmniSpacetimeDB against try#773c42f0166e62a538b8fa36161b0c6df69a9640 for pr-124187
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpwang697%2FOmniSpacetimeDB" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pwang697/OmniSpacetimeDB on toolchain 773c42f0166e62a538b8fa36161b0c6df69a9640
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+773c42f0166e62a538b8fa36161b0c6df69a9640" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pwang697/OmniSpacetimeDB
[INFO] finished tweaking git repo https://github.com/pwang697/OmniSpacetimeDB
[INFO] tweaked toml for git repo https://github.com/pwang697/OmniSpacetimeDB written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/pwang697/OmniSpacetimeDB 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" "+773c42f0166e62a538b8fa36161b0c6df69a9640" "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 hermit-abi v0.3.5
[INFO] [stderr]   Downloaded fs2 v0.4.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.18
[INFO] [stderr]   Downloaded zerocopy v0.6.6
[INFO] [stderr]   Downloaded crc32c v0.6.5
[INFO] [stderr]   Downloaded page_size v0.4.2
[INFO] [stderr]   Downloaded sled v0.34.7
[INFO] [stderr]   Downloaded zerocopy-derive v0.6.6
[INFO] [stderr]   Downloaded omnipaxos_macros v0.1.3
[INFO] [stderr]   Downloaded omnipaxos_storage v0.2.2
[INFO] [stderr]   Downloaded commitlog v0.2.0
[INFO] [stderr]   Downloaded omnipaxos v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+773c42f0166e62a538b8fa36161b0c6df69a9640" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37747a6913caa28c5066f1b1eee66bf27d5bb06f65b7fb8b21f3075fb9e5b81d
[INFO] running `Command { std: "docker" "start" "-a" "37747a6913caa28c5066f1b1eee66bf27d5bb06f65b7fb8b21f3075fb9e5b81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37747a6913caa28c5066f1b1eee66bf27d5bb06f65b7fb8b21f3075fb9e5b81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37747a6913caa28c5066f1b1eee66bf27d5bb06f65b7fb8b21f3075fb9e5b81d", kill_on_drop: false }`
[INFO] [stdout] 37747a6913caa28c5066f1b1eee66bf27d5bb06f65b7fb8b21f3075fb9e5b81d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+773c42f0166e62a538b8fa36161b0c6df69a9640" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b27d818a6a446bb4bfbfc51479f9bcd030386ff5a98e19f8ea4ad6f93735fa17
[INFO] running `Command { std: "docker" "start" "-a" "b27d818a6a446bb4bfbfc51479f9bcd030386ff5a98e19f8ea4ad6f93735fa17", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking sled v0.34.7
[INFO] [stderr]    Compiling crc32c v0.6.5
[INFO] [stderr]     Checking commitlog v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling zerocopy-derive v0.6.6
[INFO] [stderr]    Compiling omnipaxos_macros v0.1.3
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking zerocopy v0.6.6
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]     Checking serde v1.0.196
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking omnipaxos v0.2.2
[INFO] [stderr]     Checking omnipaxos_storage v0.2.2
[INFO] [stderr]     Checking omni-spacetimedb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/durability/mod.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct ObserverId(u64);
[INFO] [stdout]    |            ---------- ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ObserverId` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct ObserverId(());
[INFO] [stdout]    |                       ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `update_connection` is never used
[INFO] [stdout]    --> src/node/mod.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 80  | impl Node {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 207 |     fn update_connection(&mut self, connection: HashSet<NodeId>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/durability/mod.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct ObserverId(u64);
[INFO] [stdout]    |            ---------- ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ObserverId` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct ObserverId(());
[INFO] [stdout]    |                       ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.24s
[INFO] running `Command { std: "docker" "inspect" "b27d818a6a446bb4bfbfc51479f9bcd030386ff5a98e19f8ea4ad6f93735fa17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b27d818a6a446bb4bfbfc51479f9bcd030386ff5a98e19f8ea4ad6f93735fa17", kill_on_drop: false }`
[INFO] [stdout] b27d818a6a446bb4bfbfc51479f9bcd030386ff5a98e19f8ea4ad6f93735fa17