[INFO] fetching crate brain-brainfuck 1.3.0... [INFO] testing brain-brainfuck-1.3.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate brain-brainfuck 1.3.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate brain-brainfuck 1.3.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 83a9532c2bac1fb31c781ca968944e92299539edc8f93b862810de902959ea03 [INFO] running `Command { std: "docker" "start" "-a" "83a9532c2bac1fb31c781ca968944e92299539edc8f93b862810de902959ea03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83a9532c2bac1fb31c781ca968944e92299539edc8f93b862810de902959ea03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83a9532c2bac1fb31c781ca968944e92299539edc8f93b862810de902959ea03", kill_on_drop: false }` [INFO] [stdout] 83a9532c2bac1fb31c781ca968944e92299539edc8f93b862810de902959ea03 [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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d3b83ae93f52f94b70d9004266bd6122a1791648c029cf954555ea22a7c700aa [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" "d3b83ae93f52f94b70d9004266bd6122a1791648c029cf954555ea22a7c700aa", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling textwrap v0.11.0 [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 6.28s [INFO] running `Command { std: "docker" "inspect" "d3b83ae93f52f94b70d9004266bd6122a1791648c029cf954555ea22a7c700aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3b83ae93f52f94b70d9004266bd6122a1791648c029cf954555ea22a7c700aa", kill_on_drop: false }` [INFO] [stdout] d3b83ae93f52f94b70d9004266bd6122a1791648c029cf954555ea22a7c700aa [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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", 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] 31f7b31832ccb044c1ddcdcdb6c3ef139ae687c373fb138094bf1cbe6a955629 [INFO] running `Command { std: "docker" "start" "-a" "31f7b31832ccb044c1ddcdcdb6c3ef139ae687c373fb138094bf1cbe6a955629", 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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.84s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "31f7b31832ccb044c1ddcdcdb6c3ef139ae687c373fb138094bf1cbe6a955629", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31f7b31832ccb044c1ddcdcdb6c3ef139ae687c373fb138094bf1cbe6a955629", kill_on_drop: false }` [INFO] [stdout] 31f7b31832ccb044c1ddcdcdb6c3ef139ae687c373fb138094bf1cbe6a955629 [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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] cd11da745055474550aadf9c085684d9b55ce3e33c67140ae5b237d7b0a6c709 [INFO] running `Command { std: "docker" "start" "-a" "cd11da745055474550aadf9c085684d9b55ce3e33c67140ae5b237d7b0a6c709", 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 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/brainfuck-f527684f64c1e40f) [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::move_left_past_zero ... ok [INFO] [stdout] test interpreter::tests::hello_world ... ok [INFO] [stdout] test optlevel::tests::from_str ... ok [INFO] [stdout] test interpreter::tests::skip_first_loop ... ok [INFO] [stdout] test interpreter::tests::wrapping ... ok [INFO] [stdout] test interpreter::tests::reading_input ... ok [INFO] [stdout] test interpreter::tests::callback_behaviour ... ok [INFO] [stdout] test precompiler::tests::optimization_levels ... ok [INFO] [stdout] test precompiler::tests::over_max_expected_jumps ... ok [INFO] [stdout] test precompiler::tests::skip_unrecognized ... ok [INFO] [stdout] test interpreter::tests::move_right_past_capacity ... ok [INFO] [stdout] test interpreter::tests::nested_loops ... 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_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_jumps4 - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps3 - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps2 - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps11 - should panic ... ok [INFO] [stdout] test precompiler::tests::mismatched_jumps10 - 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 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/brainfuck-59ec78075bd68824) [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] [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] running `Command { std: "docker" "inspect" "cd11da745055474550aadf9c085684d9b55ce3e33c67140ae5b237d7b0a6c709", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd11da745055474550aadf9c085684d9b55ce3e33c67140ae5b237d7b0a6c709", kill_on_drop: false }` [INFO] [stdout] cd11da745055474550aadf9c085684d9b55ce3e33c67140ae5b237d7b0a6c709