[INFO] cloning repository https://github.com/hjarrell/rust-hashing-analysis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hjarrell/rust-hashing-analysis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjarrell%2Frust-hashing-analysis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjarrell%2Frust-hashing-analysis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2a198c752495b911211d40198ad667b9ba12df3
[INFO] testing hjarrell/rust-hashing-analysis against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjarrell%2Frust-hashing-analysis" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hjarrell/rust-hashing-analysis on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hjarrell/rust-hashing-analysis
[INFO] finished tweaking git repo https://github.com/hjarrell/rust-hashing-analysis
[INFO] tweaked toml for git repo https://github.com/hjarrell/rust-hashing-analysis written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate git repo https://github.com/hjarrell/rust-hashing-analysis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 969810f622efc1524a353564d1cb0257c1c6112ed438159c4dc7298883535ff9
[INFO] running `Command { std: "docker" "start" "-a" "969810f622efc1524a353564d1cb0257c1c6112ed438159c4dc7298883535ff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "969810f622efc1524a353564d1cb0257c1c6112ed438159c4dc7298883535ff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "969810f622efc1524a353564d1cb0257c1c6112ed438159c4dc7298883535ff9", kill_on_drop: false }`
[INFO] [stdout] 969810f622efc1524a353564d1cb0257c1c6112ed438159c4dc7298883535ff9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cd6e625637ef3df10648559bd00254c981889c87423ccc02d7c8b38d8b70807
[INFO] running `Command { std: "docker" "start" "-a" "4cd6e625637ef3df10648559bd00254c981889c87423ccc02d7c8b38d8b70807", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling svg v0.5.11
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling plotlib v0.3.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling hashing_analysis_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `num_of_bits`
[INFO] [stdout]  --> src/hashtable.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn num_of_bits(input: &u32) -> u32 {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Deleted`
[INFO] [stdout]   --> src/hashtable.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Deleted,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_deleted`
[INFO] [stdout]   --> src/hashtable.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn is_deleted(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.68s
[INFO] running `Command { std: "docker" "inspect" "4cd6e625637ef3df10648559bd00254c981889c87423ccc02d7c8b38d8b70807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cd6e625637ef3df10648559bd00254c981889c87423ccc02d7c8b38d8b70807", kill_on_drop: false }`
[INFO] [stdout] 4cd6e625637ef3df10648559bd00254c981889c87423ccc02d7c8b38d8b70807
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2481a9204163d51aabefe2faab2277612fa7ec4a3e90fd4a30b9b9e4a96fd55
[INFO] running `Command { std: "docker" "start" "-a" "d2481a9204163d51aabefe2faab2277612fa7ec4a3e90fd4a30b9b9e4a96fd55", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hashing_analysis_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `num_of_bits`
[INFO] [stdout]  --> src/hashtable.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn num_of_bits(input: &u32) -> u32 {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Deleted`
[INFO] [stdout]   --> src/hashtable.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Deleted,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_deleted`
[INFO] [stdout]   --> src/hashtable.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn is_deleted(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "d2481a9204163d51aabefe2faab2277612fa7ec4a3e90fd4a30b9b9e4a96fd55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2481a9204163d51aabefe2faab2277612fa7ec4a3e90fd4a30b9b9e4a96fd55", kill_on_drop: false }`
[INFO] [stdout] d2481a9204163d51aabefe2faab2277612fa7ec4a3e90fd4a30b9b9e4a96fd55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2a1eb25e2e580c47ed009475483ac24aff5ba07d123ae1a5091d6083c4c683e2
[INFO] running `Command { std: "docker" "start" "-a" "2a1eb25e2e580c47ed009475483ac24aff5ba07d123ae1a5091d6083c4c683e2", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `num_of_bits`
[INFO] [stderr]  --> src/hashtable.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn num_of_bits(input: &u32) -> u32 {
[INFO] [stderr]   |    ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Deleted`
[INFO] [stderr]   --> src/hashtable.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     Deleted,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_deleted`
[INFO] [stderr]   --> src/hashtable.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn is_deleted(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hashing_analysis_rust` (bin "hashing_analysis_rust" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hashing_analysis_rust-7018f7a311c77d82)
[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" "2a1eb25e2e580c47ed009475483ac24aff5ba07d123ae1a5091d6083c4c683e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a1eb25e2e580c47ed009475483ac24aff5ba07d123ae1a5091d6083c4c683e2", kill_on_drop: false }`
[INFO] [stdout] 2a1eb25e2e580c47ed009475483ac24aff5ba07d123ae1a5091d6083c4c683e2