[INFO] cloning repository https://github.com/jmeyers35/Rust-BF-Interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmeyers35/Rust-BF-Interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmeyers35%2FRust-BF-Interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmeyers35%2FRust-BF-Interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e361c46f2154ce4a07145909078c73d34722013f
[INFO] testing jmeyers35/Rust-BF-Interpreter against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmeyers35%2FRust-BF-Interpreter" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jmeyers35/Rust-BF-Interpreter on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jmeyers35/Rust-BF-Interpreter
[INFO] finished tweaking git repo https://github.com/jmeyers35/Rust-BF-Interpreter
[INFO] tweaked toml for git repo https://github.com/jmeyers35/Rust-BF-Interpreter written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jmeyers35/Rust-BF-Interpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 80e7924c087423a4d047a3a6b5a66bec35ea94d69dda987a712e389ecaa9c8e6
[INFO] running `Command { std: "docker" "start" "-a" "80e7924c087423a4d047a3a6b5a66bec35ea94d69dda987a712e389ecaa9c8e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80e7924c087423a4d047a3a6b5a66bec35ea94d69dda987a712e389ecaa9c8e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80e7924c087423a4d047a3a6b5a66bec35ea94d69dda987a712e389ecaa9c8e6", kill_on_drop: false }`
[INFO] [stdout] 80e7924c087423a4d047a3a6b5a66bec35ea94d69dda987a712e389ecaa9c8e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", 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] 64f99dabbedda068c139b5389e3f463de6fb5baefd88ec1a2bd06ec72c2d2c72
[INFO] running `Command { std: "docker" "start" "-a" "64f99dabbedda068c139b5389e3f463de6fb5baefd88ec1a2bd06ec72c2d2c72", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling brainfuck-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `IRInstr`
[INFO] [stdout]  --> src/ir.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum IRInstr {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `convert`
[INFO] [stdout]   --> src/ir.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn convert(text: &Vec<u8>) -> Vec<IRInstr> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_consecutive_occurances`
[INFO] [stdout]   --> src/ir.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn count_consecutive_occurances(text: &[u8]) -> i8 {
[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 17.04s
[INFO] running `Command { std: "docker" "inspect" "64f99dabbedda068c139b5389e3f463de6fb5baefd88ec1a2bd06ec72c2d2c72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f99dabbedda068c139b5389e3f463de6fb5baefd88ec1a2bd06ec72c2d2c72", kill_on_drop: false }`
[INFO] [stdout] 64f99dabbedda068c139b5389e3f463de6fb5baefd88ec1a2bd06ec72c2d2c72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b0284f6c24dfde9e91a9ea3ba213f83c410925d7d0d41806b37b8e61fad40a6
[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" "2b0284f6c24dfde9e91a9ea3ba213f83c410925d7d0d41806b37b8e61fad40a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling brainfuck-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `IRInstr`
[INFO] [stdout]  --> src/ir.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum IRInstr {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `convert`
[INFO] [stdout]   --> src/ir.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn convert(text: &Vec<u8>) -> Vec<IRInstr> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_consecutive_occurances`
[INFO] [stdout]   --> src/ir.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn count_consecutive_occurances(text: &[u8]) -> i8 {
[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 1.23s
[INFO] running `Command { std: "docker" "inspect" "2b0284f6c24dfde9e91a9ea3ba213f83c410925d7d0d41806b37b8e61fad40a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b0284f6c24dfde9e91a9ea3ba213f83c410925d7d0d41806b37b8e61fad40a6", kill_on_drop: false }`
[INFO] [stdout] 2b0284f6c24dfde9e91a9ea3ba213f83c410925d7d0d41806b37b8e61fad40a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 424d97e51d830ddd6567067dc71d4030a33d1eacf1d055856064e5d547366ad5
[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" "424d97e51d830ddd6567067dc71d4030a33d1eacf1d055856064e5d547366ad5", kill_on_drop: false }`
[INFO] [stderr] warning: enum is never used: `IRInstr`
[INFO] [stderr]  --> src/ir.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub enum IRInstr {
[INFO] [stderr]   |          ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `convert`
[INFO] [stderr]   --> src/ir.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn convert(text: &Vec<u8>) -> Vec<IRInstr> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_consecutive_occurances`
[INFO] [stderr]   --> src/ir.rs:66:4
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn count_consecutive_occurances(text: &[u8]) -> i8 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brainfuck_interpreter-b1954a93af12f69f)
[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" "424d97e51d830ddd6567067dc71d4030a33d1eacf1d055856064e5d547366ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "424d97e51d830ddd6567067dc71d4030a33d1eacf1d055856064e5d547366ad5", kill_on_drop: false }`
[INFO] [stdout] 424d97e51d830ddd6567067dc71d4030a33d1eacf1d055856064e5d547366ad5