[INFO] cloning repository https://github.com/hmgibson23/saturn
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hmgibson23/saturn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmgibson23%2Fsaturn"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmgibson23%2Fsaturn'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e379b036062a554ca433e2981d25d65a8b3e3e7c
[INFO] checking hmgibson23/saturn against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmgibson23%2Fsaturn" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hmgibson23/saturn on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/hmgibson23/saturn
[INFO] finished tweaking git repo https://github.com/hmgibson23/saturn
[INFO] tweaked toml for git repo https://github.com/hmgibson23/saturn written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/hmgibson23/saturn already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-13/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e8518ab401ccdf7b699cad5e265f5e0f409e124c06253980bc1a8aa38bc25537
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e8518ab401ccdf7b699cad5e265f5e0f409e124c06253980bc1a8aa38bc25537"`
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking uuid v0.1.18
[INFO] [stderr]     Checking saturn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::slice::<impl [T]>::connect': renamed to join
[INFO] [stderr]   --> src/db/db.rs:38:24
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let joined = v.connect("\n");
[INFO] [stderr]    |                        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `graph`
[INFO] [stderr]   --> src/db/db.rs:50:35
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stderr]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/db/db.rs:50:50
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stderr]    |                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::<impl [T]>::connect': renamed to join
[INFO] [stderr]   --> src/db/db.rs:38:24
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let joined = v.connect("\n");
[INFO] [stderr]    |                        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `graph`
[INFO] [stderr]   --> src/db/db.rs:50:35
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stderr]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/db/db.rs:50:50
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn insert_node(&mut self, graph: String, node: structure::Node<GraphType>) ->
[INFO] [stderr]    |                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `db_runner`
[INFO] [stderr]   --> src/server/handler.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn db_runner() {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `db_runner`
[INFO] [stderr]   --> src/server/handler.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn db_runner() {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/commmand.rs:10:34
[INFO] [stderr]    |
[INFO] [stderr] 10 |         command::Command::Create(a) => true,
[INFO] [stderr]    |                                  ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/db.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |         Ok(a) => true,
[INFO] [stderr]    |            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/db.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     db.create(&"test".to_string());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/db.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     db.create(&"fun-ness".to_string());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "e8518ab401ccdf7b699cad5e265f5e0f409e124c06253980bc1a8aa38bc25537"`
[INFO] running `"docker" "rm" "-f" "e8518ab401ccdf7b699cad5e265f5e0f409e124c06253980bc1a8aa38bc25537"`
[INFO] [stdout] e8518ab401ccdf7b699cad5e265f5e0f409e124c06253980bc1a8aa38bc25537