[INFO] cloning repository https://github.com/keathley/bf [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keathley/bf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeathley%2Fbf"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeathley%2Fbf'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ee0333994d3059a4f7765fc404fbb694a33c66c0 [INFO] checking keathley/bf against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeathley%2Fbf" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/keathley/bf 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/keathley/bf [INFO] finished tweaking git repo https://github.com/keathley/bf [INFO] tweaked toml for git repo https://github.com/keathley/bf written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/keathley/bf already has a lockfile, it will not be regenerated [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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7905642b161d41fac8200d975fe64af7e9f9bdb58cc13b1ee8f368794ddc82bb [INFO] running `"docker" "start" "-a" "7905642b161d41fac8200d975fe64af7e9f9bdb58cc13b1ee8f368794ddc82bb"` [INFO] [stderr] Checking libc v0.2.23 [INFO] [stderr] Checking bitflags v0.8.2 [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking atty v0.2.2 [INFO] [stderr] Checking clap v2.24.2 [INFO] [stderr] Checking bf v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: function is never used: `bytecode_to_string` [INFO] [stderr] --> src/interpreter/optimized.rs:17:4 [INFO] [stderr] | [INFO] [stderr] 17 | fn bytecode_to_string(ops: &Ops) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bytecode_to_string` [INFO] [stderr] --> src/interpreter/optimized.rs:17:4 [INFO] [stderr] | [INFO] [stderr] 17 | fn bytecode_to_string(ops: &Ops) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.26s [INFO] running `"docker" "inspect" "7905642b161d41fac8200d975fe64af7e9f9bdb58cc13b1ee8f368794ddc82bb"` [INFO] running `"docker" "rm" "-f" "7905642b161d41fac8200d975fe64af7e9f9bdb58cc13b1ee8f368794ddc82bb"` [INFO] [stdout] 7905642b161d41fac8200d975fe64af7e9f9bdb58cc13b1ee8f368794ddc82bb