[INFO] cloning repository https://github.com/hemangandhi/bfk-code-gens
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hemangandhi/bfk-code-gens" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhemangandhi%2Fbfk-code-gens", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhemangandhi%2Fbfk-code-gens'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98ac5072e79c7fd239a3f2870cd106978bd1d9bd
[INFO] testing hemangandhi/bfk-code-gens against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhemangandhi%2Fbfk-code-gens" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hemangandhi/bfk-code-gens on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hemangandhi/bfk-code-gens
[INFO] finished tweaking git repo https://github.com/hemangandhi/bfk-code-gens
[INFO] tweaked toml for git repo https://github.com/hemangandhi/bfk-code-gens written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/hemangandhi/bfk-code-gens already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4b7c5a13ebf5ed02e5ca9d3e897b9d006c924082299097be8c0d604d18026f4d
[INFO] running `Command { std: "docker" "start" "-a" "4b7c5a13ebf5ed02e5ca9d3e897b9d006c924082299097be8c0d604d18026f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b7c5a13ebf5ed02e5ca9d3e897b9d006c924082299097be8c0d604d18026f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b7c5a13ebf5ed02e5ca9d3e897b9d006c924082299097be8c0d604d18026f4d", kill_on_drop: false }`
[INFO] [stdout] 4b7c5a13ebf5ed02e5ca9d3e897b9d006c924082299097be8c0d604d18026f4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea15d791387d545b70940ad0338a5f197a5928b77bd9a0a6651c785576b347ac
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ea15d791387d545b70940ad0338a5f197a5928b77bd9a0a6651c785576b347ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling bfk-code-gens v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get_code`
[INFO] [stdout]   --> src/interpreter.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn get_code(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/interpreter.rs:86:46
[INFO] [stdout]    |
[INFO] [stdout] 86 |                 while bracket_counter > 0 && index >= 0 {
[INFO] [stdout]    |                                              ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/interpreter.rs:94:20
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 if index < 0 {
[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 1.40s
[INFO] running `Command { std: "docker" "inspect" "ea15d791387d545b70940ad0338a5f197a5928b77bd9a0a6651c785576b347ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea15d791387d545b70940ad0338a5f197a5928b77bd9a0a6651c785576b347ac", kill_on_drop: false }`
[INFO] [stdout] ea15d791387d545b70940ad0338a5f197a5928b77bd9a0a6651c785576b347ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5544cd2e6e0cab30d8a7142711e35b48684a1a589c349b752bf0c7e69931f87
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e5544cd2e6e0cab30d8a7142711e35b48684a1a589c349b752bf0c7e69931f87", kill_on_drop: false }`
[INFO] [stderr]    Compiling bfk-code-gens v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get_code`
[INFO] [stdout]   --> src/interpreter.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn get_code(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/interpreter.rs:86:46
[INFO] [stdout]    |
[INFO] [stdout] 86 |                 while bracket_counter > 0 && index >= 0 {
[INFO] [stdout]    |                                              ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/interpreter.rs:94:20
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 if index < 0 {
[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 0.92s
[INFO] running `Command { std: "docker" "inspect" "e5544cd2e6e0cab30d8a7142711e35b48684a1a589c349b752bf0c7e69931f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5544cd2e6e0cab30d8a7142711e35b48684a1a589c349b752bf0c7e69931f87", kill_on_drop: false }`
[INFO] [stdout] e5544cd2e6e0cab30d8a7142711e35b48684a1a589c349b752bf0c7e69931f87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5c8b4cc9d005263a02f7ead69a63ec80edbec48d3b9a748b35f6d90bf7e0f23e
[INFO] running `Command { std: "docker" "start" "-a" "5c8b4cc9d005263a02f7ead69a63ec80edbec48d3b9a748b35f6d90bf7e0f23e", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `get_code`
[INFO] [stderr]   --> src/interpreter.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn get_code(&self) -> &String {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/interpreter.rs:86:46
[INFO] [stderr]    |
[INFO] [stderr] 86 |                 while bracket_counter > 0 && index >= 0 {
[INFO] [stderr]    |                                              ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/interpreter.rs:94:20
[INFO] [stderr]    |
[INFO] [stderr] 94 |                 if index < 0 {
[INFO] [stderr]    |                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bfk_code_gens-5dbffd5c4a751049
[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" "5c8b4cc9d005263a02f7ead69a63ec80edbec48d3b9a748b35f6d90bf7e0f23e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c8b4cc9d005263a02f7ead69a63ec80edbec48d3b9a748b35f6d90bf7e0f23e", kill_on_drop: false }`
[INFO] [stdout] 5c8b4cc9d005263a02f7ead69a63ec80edbec48d3b9a748b35f6d90bf7e0f23e