[INFO] fetching crate brain-brainfuck 1.3.0... [INFO] testing brain-brainfuck-1.3.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate brain-brainfuck 1.3.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate brain-brainfuck 1.3.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate brain-brainfuck 1.3.0 [INFO] finished tweaking crates.io crate brain-brainfuck 1.3.0 [INFO] tweaked toml for crates.io crate brain-brainfuck 1.3.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6b1af5e49dbbc81843d499ccdfa7aef8565d2ffa3d6d4f4a0dc9e303849b74da [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" "6b1af5e49dbbc81843d499ccdfa7aef8565d2ffa3d6d4f4a0dc9e303849b74da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b1af5e49dbbc81843d499ccdfa7aef8565d2ffa3d6d4f4a0dc9e303849b74da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b1af5e49dbbc81843d499ccdfa7aef8565d2ffa3d6d4f4a0dc9e303849b74da", kill_on_drop: false }` [INFO] [stdout] 6b1af5e49dbbc81843d499ccdfa7aef8565d2ffa3d6d4f4a0dc9e303849b74da [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a1442c8b901e080e7abdf59fc7bca596969a10f598606abc701fcd0897fd6e01 [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" "a1442c8b901e080e7abdf59fc7bca596969a10f598606abc701fcd0897fd6e01", kill_on_drop: false }` [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling clap v2.33.3 [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 9.72s [INFO] running `Command { std: "docker" "inspect" "a1442c8b901e080e7abdf59fc7bca596969a10f598606abc701fcd0897fd6e01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1442c8b901e080e7abdf59fc7bca596969a10f598606abc701fcd0897fd6e01", kill_on_drop: false }` [INFO] [stdout] a1442c8b901e080e7abdf59fc7bca596969a10f598606abc701fcd0897fd6e01 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1347ada97c7cbc237709faa78872300b11183de127b48aa40676ff62d52a45ad [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" "1347ada97c7cbc237709faa78872300b11183de127b48aa40676ff62d52a45ad", kill_on_drop: false }` [INFO] [stderr] Compiling lazy_static v0.2.11 [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] 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 test [unoptimized + debuginfo] target(s) in 1.98s [INFO] running `Command { std: "docker" "inspect" "1347ada97c7cbc237709faa78872300b11183de127b48aa40676ff62d52a45ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1347ada97c7cbc237709faa78872300b11183de127b48aa40676ff62d52a45ad", kill_on_drop: false }` [INFO] [stdout] 1347ada97c7cbc237709faa78872300b11183de127b48aa40676ff62d52a45ad [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7caaeaeb29c9365715edac699a33ea2b559895876168274e6fcdc51b7cbc9bca [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" "7caaeaeb29c9365715edac699a33ea2b559895876168274e6fcdc51b7cbc9bca", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/interpreter.rs:100:18 [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: `brain-brainfuck` (lib) generated 1 warning [INFO] [stderr] warning: `brain-brainfuck` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/brainfuck-1a1aaccb67ba8dfd) [INFO] [stdout] [INFO] [stdout] running 28 tests [INFO] [stdout] test debug_format::tests::from_str ... ok [INFO] [stdout] test instruction::tests::display ... ok [INFO] [stdout] test interpreter::tests::basic_looping ... ok [INFO] [stdout] test interpreter::tests::basic_movements ... ok [INFO] [stdout] test interpreter::tests::callback_behaviour ... ok [INFO] [stdout] test interpreter::tests::move_left_past_zero ... ok [INFO] [stdout] test interpreter::tests::move_right_past_capacity ... ok [INFO] [stdout] test interpreter::tests::skip_first_loop ... ok [INFO] [stdout] test interpreter::tests::wrapping ... ok [INFO] [stdout] test optlevel::tests::from_str ... ok [INFO] [stdout] test interpreter::tests::hello_world ... ok [INFO] [stdout] test precompiler::tests::over_max_expected_jumps ... ok [INFO] [stdout] test interpreter::tests::nested_loops ... ok [INFO] [stdout] test interpreter::tests::reading_input ... ok [INFO] [stdout] test precompiler::tests::optimization_levels ... ok [INFO] [stdout] test precompiler::tests::skip_unrecognized ... ok [INFO] [stdout] test interpreter::tests::mismatched_jumps - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps1 - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps10 - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps11 - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps2 - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps3 - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps4 - should panic ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/brainfuck-faf258f842ea6ceb) [INFO] [stdout] test precompiler::tests::mismatched_jumps5 - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps6 - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps7 - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps8 - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps9 - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [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; finished in 0.00s [INFO] [stdout] [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7caaeaeb29c9365715edac699a33ea2b559895876168274e6fcdc51b7cbc9bca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7caaeaeb29c9365715edac699a33ea2b559895876168274e6fcdc51b7cbc9bca", kill_on_drop: false }` [INFO] [stdout] 7caaeaeb29c9365715edac699a33ea2b559895876168274e6fcdc51b7cbc9bca