[INFO] cloning repository https://github.com/soulwa/cs3650-log-reader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/soulwa/cs3650-log-reader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoulwa%2Fcs3650-log-reader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoulwa%2Fcs3650-log-reader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f143a7d083f2f7009e025754fbaadd2f00fef07
[INFO] testing soulwa/cs3650-log-reader against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoulwa%2Fcs3650-log-reader" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/soulwa/cs3650-log-reader on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/soulwa/cs3650-log-reader
[INFO] finished tweaking git repo https://github.com/soulwa/cs3650-log-reader
[INFO] tweaked toml for git repo https://github.com/soulwa/cs3650-log-reader written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/soulwa/cs3650-log-reader already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87551414ba77365ae9d270e85b32c1aae999656c19ec41597af4da570a1d8079
[INFO] running `Command { std: "docker" "start" "-a" "87551414ba77365ae9d270e85b32c1aae999656c19ec41597af4da570a1d8079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87551414ba77365ae9d270e85b32c1aae999656c19ec41597af4da570a1d8079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87551414ba77365ae9d270e85b32c1aae999656c19ec41597af4da570a1d8079", kill_on_drop: false }`
[INFO] [stdout] 87551414ba77365ae9d270e85b32c1aae999656c19ec41597af4da570a1d8079
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 319510b5917bdf2b9c50bb4871581cd9519003f4a503509ea4a65a43d3e6fdb0
[INFO] running `Command { std: "docker" "start" "-a" "319510b5917bdf2b9c50bb4871581cd9519003f4a503509ea4a65a43d3e6fdb0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log-reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `posns_map`
[INFO] [stdout]    --> src/main.rs:267:21
[INFO] [stdout]     |
[INFO] [stdout] 267 | fn check_no_islands(posns_map: &HashMap<Artist, HashSet<Point>>) -> Result<(), String> {
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_posns_map`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_no_islands`
[INFO] [stdout]    --> src/main.rs:267:4
[INFO] [stdout]     |
[INFO] [stdout] 267 | fn check_no_islands(posns_map: &HashMap<Artist, HashSet<Point>>) -> Result<(), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "319510b5917bdf2b9c50bb4871581cd9519003f4a503509ea4a65a43d3e6fdb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "319510b5917bdf2b9c50bb4871581cd9519003f4a503509ea4a65a43d3e6fdb0", kill_on_drop: false }`
[INFO] [stdout] 319510b5917bdf2b9c50bb4871581cd9519003f4a503509ea4a65a43d3e6fdb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaa85fb83c47342ae695edb7eb3e4534feea7a4b456142ff83e9978fc77dcdfe
[INFO] running `Command { std: "docker" "start" "-a" "eaa85fb83c47342ae695edb7eb3e4534feea7a4b456142ff83e9978fc77dcdfe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log-reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `posns_map`
[INFO] [stdout]    --> src/main.rs:267:21
[INFO] [stdout]     |
[INFO] [stdout] 267 | fn check_no_islands(posns_map: &HashMap<Artist, HashSet<Point>>) -> Result<(), String> {
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_posns_map`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_no_islands`
[INFO] [stdout]    --> src/main.rs:267:4
[INFO] [stdout]     |
[INFO] [stdout] 267 | fn check_no_islands(posns_map: &HashMap<Artist, HashSet<Point>>) -> Result<(), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "eaa85fb83c47342ae695edb7eb3e4534feea7a4b456142ff83e9978fc77dcdfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa85fb83c47342ae695edb7eb3e4534feea7a4b456142ff83e9978fc77dcdfe", kill_on_drop: false }`
[INFO] [stdout] eaa85fb83c47342ae695edb7eb3e4534feea7a4b456142ff83e9978fc77dcdfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e21895cef48a3503263af707979add9580e1af37d1c612dd4d09d1b636a2e2d2
[INFO] running `Command { std: "docker" "start" "-a" "e21895cef48a3503263af707979add9580e1af37d1c612dd4d09d1b636a2e2d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `posns_map`
[INFO] [stderr]    --> src/main.rs:267:21
[INFO] [stderr]     |
[INFO] [stderr] 267 | fn check_no_islands(posns_map: &HashMap<Artist, HashSet<Point>>) -> Result<(), String> {
[INFO] [stderr]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_posns_map`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_no_islands`
[INFO] [stderr]    --> src/main.rs:267:4
[INFO] [stderr]     |
[INFO] [stderr] 267 | fn check_no_islands(posns_map: &HashMap<Artist, HashSet<Point>>) -> Result<(), String> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `log-reader` (bin "log-reader" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/log_reader-53f21121809ee1a0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e21895cef48a3503263af707979add9580e1af37d1c612dd4d09d1b636a2e2d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21895cef48a3503263af707979add9580e1af37d1c612dd4d09d1b636a2e2d2", kill_on_drop: false }`
[INFO] [stdout] e21895cef48a3503263af707979add9580e1af37d1c612dd4d09d1b636a2e2d2