[INFO] updating cached repository https://github.com/ColonelPhantom/brainiter
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 67e2d2450546417420b1dd625cf0f3de1b8a01b3
[INFO] testing ColonelPhantom/brainiter against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColonelPhantom%2Fbrainiter" "/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/ColonelPhantom/brainiter on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ColonelPhantom/brainiter
[INFO] finished tweaking git repo https://github.com/ColonelPhantom/brainiter
[INFO] tweaked toml for git repo https://github.com/ColonelPhantom/brainiter written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ColonelPhantom/brainiter already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d7a400a26a77f9d0b5a53d1ff935c0e9a32e3228046339bb212d9d3b36213eab
[INFO] running `"docker" "start" "-a" "d7a400a26a77f9d0b5a53d1ff935c0e9a32e3228046339bb212d9d3b36213eab"`
[INFO] [stderr]    Compiling brainfuck-mt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/to_c.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             _ => panic!(),
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compile_c`
[INFO] [stderr]  --> src/to_c.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn compile_c(code: &Bytecode, tape_size: usize) -> String {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compile_c_recurse`
[INFO] [stderr]   --> src/to_c.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn compile_c_recurse(code: &Bytecode) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "d7a400a26a77f9d0b5a53d1ff935c0e9a32e3228046339bb212d9d3b36213eab"`
[INFO] running `"docker" "rm" "-f" "d7a400a26a77f9d0b5a53d1ff935c0e9a32e3228046339bb212d9d3b36213eab"`
[INFO] [stdout] d7a400a26a77f9d0b5a53d1ff935c0e9a32e3228046339bb212d9d3b36213eab
[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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fe11d936af16ab2c62278be13ac1734a0dfcd51846fe5c327f7c9625fdfb0e3f
[INFO] running `"docker" "start" "-a" "fe11d936af16ab2c62278be13ac1734a0dfcd51846fe5c327f7c9625fdfb0e3f"`
[INFO] [stderr]    Compiling brainfuck-mt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/to_c.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             _ => panic!(),
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compile_c`
[INFO] [stderr]  --> src/to_c.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn compile_c(code: &Bytecode, tape_size: usize) -> String {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compile_c_recurse`
[INFO] [stderr]   --> src/to_c.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn compile_c_recurse(code: &Bytecode) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "fe11d936af16ab2c62278be13ac1734a0dfcd51846fe5c327f7c9625fdfb0e3f"`
[INFO] running `"docker" "rm" "-f" "fe11d936af16ab2c62278be13ac1734a0dfcd51846fe5c327f7c9625fdfb0e3f"`
[INFO] [stdout] fe11d936af16ab2c62278be13ac1734a0dfcd51846fe5c327f7c9625fdfb0e3f
[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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e881b7ebeb97d11e929f9cd8c3f0a39db146a3164652a8dbb4f6ab540bb0b1c9
[INFO] running `"docker" "start" "-a" "e881b7ebeb97d11e929f9cd8c3f0a39db146a3164652a8dbb4f6ab540bb0b1c9"`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/to_c.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             _ => panic!(),
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compile_c`
[INFO] [stderr]  --> src/to_c.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn compile_c(code: &Bytecode, tape_size: usize) -> String {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compile_c_recurse`
[INFO] [stderr]   --> src/to_c.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn compile_c_recurse(code: &Bytecode) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/brainfuck_mt-3dc1ebf4d5ea8306
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e881b7ebeb97d11e929f9cd8c3f0a39db146a3164652a8dbb4f6ab540bb0b1c9"`
[INFO] running `"docker" "rm" "-f" "e881b7ebeb97d11e929f9cd8c3f0a39db146a3164652a8dbb4f6ab540bb0b1c9"`
[INFO] [stdout] e881b7ebeb97d11e929f9cd8c3f0a39db146a3164652a8dbb4f6ab540bb0b1c9