[INFO] cloning repository https://github.com/hamptonmoore/optimizing-brainfuck-compiler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hamptonmoore/optimizing-brainfuck-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamptonmoore%2Foptimizing-brainfuck-compiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamptonmoore%2Foptimizing-brainfuck-compiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cd84d8c09569f77b7f50029ac64eebade3174ac7 [INFO] testing hamptonmoore/optimizing-brainfuck-compiler 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%2Fhamptonmoore%2Foptimizing-brainfuck-compiler" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hamptonmoore/optimizing-brainfuck-compiler 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/hamptonmoore/optimizing-brainfuck-compiler [INFO] finished tweaking git repo https://github.com/hamptonmoore/optimizing-brainfuck-compiler [INFO] tweaked toml for git repo https://github.com/hamptonmoore/optimizing-brainfuck-compiler written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/hamptonmoore/optimizing-brainfuck-compiler 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 180e52a00450815479860a63c5befb95ba6b7f39aabd82982c1aaf6076d246c1 [INFO] running `Command { std: "docker" "start" "-a" "180e52a00450815479860a63c5befb95ba6b7f39aabd82982c1aaf6076d246c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "180e52a00450815479860a63c5befb95ba6b7f39aabd82982c1aaf6076d246c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "180e52a00450815479860a63c5befb95ba6b7f39aabd82982c1aaf6076d246c1", kill_on_drop: false }` [INFO] [stdout] 180e52a00450815479860a63c5befb95ba6b7f39aabd82982c1aaf6076d246c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b0efbb1bfc56e77d2e1f551df6a11ebd7a32c9efde9be6ad3063c6f278c15789 [INFO] running `Command { std: "docker" "start" "-a" "b0efbb1bfc56e77d2e1f551df6a11ebd7a32c9efde9be6ad3063c6f278c15789", kill_on_drop: false }` [INFO] [stderr] Compiling optimizing-brainfuck-compiler v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `stdout` [INFO] [stdout] --> src/main.rs:29:25 [INFO] [stdout] | [INFO] [stdout] 29 | use std::io::{stdin,stdout}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | Instruction::Input => {}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | stdin().read_line(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.59s [INFO] running `Command { std: "docker" "inspect" "b0efbb1bfc56e77d2e1f551df6a11ebd7a32c9efde9be6ad3063c6f278c15789", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0efbb1bfc56e77d2e1f551df6a11ebd7a32c9efde9be6ad3063c6f278c15789", kill_on_drop: false }` [INFO] [stdout] b0efbb1bfc56e77d2e1f551df6a11ebd7a32c9efde9be6ad3063c6f278c15789 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a7c4538fb7b729fd91c1c6e56fe76eeb32084b04b826eff91d96492646ca48fc [INFO] running `Command { std: "docker" "start" "-a" "a7c4538fb7b729fd91c1c6e56fe76eeb32084b04b826eff91d96492646ca48fc", kill_on_drop: false }` [INFO] [stderr] Compiling optimizing-brainfuck-compiler v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `stdout` [INFO] [stdout] --> src/main.rs:29:25 [INFO] [stdout] | [INFO] [stdout] 29 | use std::io::{stdin,stdout}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | Instruction::Input => {}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | stdin().read_line(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `Command { std: "docker" "inspect" "a7c4538fb7b729fd91c1c6e56fe76eeb32084b04b826eff91d96492646ca48fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7c4538fb7b729fd91c1c6e56fe76eeb32084b04b826eff91d96492646ca48fc", kill_on_drop: false }` [INFO] [stdout] a7c4538fb7b729fd91c1c6e56fe76eeb32084b04b826eff91d96492646ca48fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] f26041c93ae45c7c8d5bafd3d162634b3192f35187040f7dc80417da25f4ef23 [INFO] running `Command { std: "docker" "start" "-a" "f26041c93ae45c7c8d5bafd3d162634b3192f35187040f7dc80417da25f4ef23", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `stdout` [INFO] [stderr] --> src/main.rs:29:25 [INFO] [stderr] | [INFO] [stderr] 29 | use std::io::{stdin,stdout}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/main.rs:68:17 [INFO] [stderr] | [INFO] [stderr] 68 | Instruction::Input => {}, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:59:21 [INFO] [stderr] | [INFO] [stderr] 59 | stdin().read_line(&mut s); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `optimizing-brainfuck-compiler` (bin "optimizing-brainfuck-compiler" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/optimizing_brainfuck_compiler-c1c02c3ed4de80c7) [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" "f26041c93ae45c7c8d5bafd3d162634b3192f35187040f7dc80417da25f4ef23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f26041c93ae45c7c8d5bafd3d162634b3192f35187040f7dc80417da25f4ef23", kill_on_drop: false }` [INFO] [stdout] f26041c93ae45c7c8d5bafd3d162634b3192f35187040f7dc80417da25f4ef23