[INFO] cloning repository https://github.com/brain-lang/brainfuck [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brain-lang/brainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrain-lang%2Fbrainfuck", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrain-lang%2Fbrainfuck'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1a7e6127ec581fc53cf0a1b659952d8d8a6cd30d [INFO] testing brain-lang/brainfuck against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrain-lang%2Fbrainfuck" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brain-lang/brainfuck on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/brain-lang/brainfuck [INFO] finished tweaking git repo https://github.com/brain-lang/brainfuck [INFO] tweaked toml for git repo https://github.com/brain-lang/brainfuck written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/brain-lang/brainfuck already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 7ad0e2262de61b3bacf784b6cfc7020bf8998c2cbb0ad82850ccecbe46777803 [INFO] running `Command { std: "docker" "start" "-a" "7ad0e2262de61b3bacf784b6cfc7020bf8998c2cbb0ad82850ccecbe46777803", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ad0e2262de61b3bacf784b6cfc7020bf8998c2cbb0ad82850ccecbe46777803", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ad0e2262de61b3bacf784b6cfc7020bf8998c2cbb0ad82850ccecbe46777803", kill_on_drop: false }` [INFO] [stdout] 7ad0e2262de61b3bacf784b6cfc7020bf8998c2cbb0ad82850ccecbe46777803 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 303957ec94dde120ec84574fc81418ac2c032b72385e4e2e4b0ec117b48dc5fe [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" "303957ec94dde120ec84574fc81418ac2c032b72385e4e2e4b0ec117b48dc5fe", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling lazy_static v0.2.8 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling unicode-segmentation v1.2.0 [INFO] [stderr] Compiling bitflags v0.8.2 [INFO] [stderr] Compiling atty v0.2.2 [INFO] [stderr] Compiling term_size v0.3.0 [INFO] [stderr] Compiling colored v1.5.1 [INFO] [stderr] Compiling clap v2.24.2 [INFO] [stderr] Compiling brain-brainfuck v1.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/interpreter.rs:100:18 [INFO] [stdout] | [INFO] [stdout] 100 | fn fill_matching(mut program: &mut Vec, start: usize) -> usize { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.63s [INFO] running `Command { std: "docker" "inspect" "303957ec94dde120ec84574fc81418ac2c032b72385e4e2e4b0ec117b48dc5fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "303957ec94dde120ec84574fc81418ac2c032b72385e4e2e4b0ec117b48dc5fe", kill_on_drop: false }` [INFO] [stdout] 303957ec94dde120ec84574fc81418ac2c032b72385e4e2e4b0ec117b48dc5fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 57555219baed95bb2d82aa707afb9f35c0913f81cc0ad48b3edd36e7a16d6137 [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" "57555219baed95bb2d82aa707afb9f35c0913f81cc0ad48b3edd36e7a16d6137", kill_on_drop: false }` [INFO] [stderr] Compiling brain-brainfuck v1.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/interpreter.rs:100:18 [INFO] [stdout] | [INFO] [stdout] 100 | fn fill_matching(mut program: &mut Vec, start: usize) -> usize { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/interpreter.rs:100:18 [INFO] [stdout] | [INFO] [stdout] 100 | fn fill_matching(mut program: &mut Vec, start: usize) -> usize { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.27s [INFO] running `Command { std: "docker" "inspect" "57555219baed95bb2d82aa707afb9f35c0913f81cc0ad48b3edd36e7a16d6137", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57555219baed95bb2d82aa707afb9f35c0913f81cc0ad48b3edd36e7a16d6137", kill_on_drop: false }` [INFO] [stdout] 57555219baed95bb2d82aa707afb9f35c0913f81cc0ad48b3edd36e7a16d6137 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 4fc52f2f5d77883a11bbb313daeaeee5d7de04bf9687abfaf9dceb464b129c8a [INFO] running `Command { std: "docker" "start" "-a" "4fc52f2f5d77883a11bbb313daeaeee5d7de04bf9687abfaf9dceb464b129c8a", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stdout] running 28 tests [INFO] [stderr] --> src/interpreter.rs:100:18 [INFO] [stdout] test instruction::tests::display ... ok [INFO] [stderr] | [INFO] [stdout] test interpreter::tests::basic_movements ... ok [INFO] [stderr] 100 | fn fill_matching(mut program: &mut Vec, start: usize) -> usize { [INFO] [stdout] test interpreter::tests::basic_looping ... ok [INFO] [stderr] | ----^^^^^^^ [INFO] [stdout] test interpreter::tests::move_right_past_capacity ... ok [INFO] [stderr] | | [INFO] [stdout] test interpreter::tests::hello_world ... ok [INFO] [stderr] | help: remove this `mut` [INFO] [stdout] test optlevel::tests::from_str ... ok [INFO] [stderr] | [INFO] [stdout] test interpreter::tests::skip_first_loop ... ok [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] test interpreter::tests::reading_input ... ok [INFO] [stderr] [INFO] [stdout] test debug_format::tests::from_str ... ok [INFO] [stderr] warning: 1 warning emitted [INFO] [stdout] test interpreter::tests::callback_behaviour ... ok [INFO] [stderr] [INFO] [stdout] test precompiler::tests::optimization_levels ... ok [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stdout] test precompiler::tests::over_max_expected_jumps ... ok [INFO] [stderr] --> src/interpreter.rs:100:18 [INFO] [stdout] test precompiler::tests::skip_unrecognized ... ok [INFO] [stderr] | [INFO] [stderr] 100 | fn fill_matching(mut program: &mut Vec, start: usize) -> usize { [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/brainfuck-8fba857010250828 [INFO] [stdout] test interpreter::tests::wrapping ... ok [INFO] [stdout] test interpreter::tests::nested_loops ... ok [INFO] [stdout] test interpreter::tests::move_left_past_zero ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps3 ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps4 ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps10 ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps5 ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps1 ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps7 ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps8 ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps9 ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps11 ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps2 ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps6 ... ok [INFO] [stdout] test interpreter::tests::mismatched_jumps ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/brainfuck-3a4842cb59fb53ba [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] [stderr] Doc-tests brainfuck [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 `Command { std: "docker" "inspect" "4fc52f2f5d77883a11bbb313daeaeee5d7de04bf9687abfaf9dceb464b129c8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fc52f2f5d77883a11bbb313daeaeee5d7de04bf9687abfaf9dceb464b129c8a", kill_on_drop: false }` [INFO] [stdout] 4fc52f2f5d77883a11bbb313daeaeee5d7de04bf9687abfaf9dceb464b129c8a