[INFO] cloning repository https://github.com/fprasx/wordle-analysis [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fprasx/wordle-analysis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffprasx%2Fwordle-analysis", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffprasx%2Fwordle-analysis'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a5943f1a945d0564fa75bd11f86849a3e9ea50ba [INFO] testing fprasx/wordle-analysis against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffprasx%2Fwordle-analysis" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fprasx/wordle-analysis on toolchain 552a959051cebf8f88a8f558399baf733bec9ce0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fprasx/wordle-analysis [INFO] finished tweaking git repo https://github.com/fprasx/wordle-analysis [INFO] tweaked toml for git repo https://github.com/fprasx/wordle-analysis written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/fprasx/wordle-analysis already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d28363adfefeab87ce247a1f7d07f6282abad92c6aa444260e6e2e3d0a0596e [INFO] running `Command { std: "docker" "start" "-a" "9d28363adfefeab87ce247a1f7d07f6282abad92c6aa444260e6e2e3d0a0596e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d28363adfefeab87ce247a1f7d07f6282abad92c6aa444260e6e2e3d0a0596e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d28363adfefeab87ce247a1f7d07f6282abad92c6aa444260e6e2e3d0a0596e", kill_on_drop: false }` [INFO] [stdout] 9d28363adfefeab87ce247a1f7d07f6282abad92c6aa444260e6e2e3d0a0596e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 961243d3cba482ff93181fff81cf3d76df0e0c55fb49bff8d4ba1e0c98c996b6 [INFO] running `Command { std: "docker" "start" "-a" "961243d3cba482ff93181fff81cf3d76df0e0c55fb49bff8d4ba1e0c98c996b6", kill_on_drop: false }` [INFO] [stderr] Compiling wordle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/freq_ranking/utilities.rs:24:22 [INFO] [stdout] | [INFO] [stdout] 24 | for c in word.chars().nth(index) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 24 - for c in word.chars().nth(index) { [INFO] [stdout] 24 + while let Some(c) = word.chars().nth(index) { [INFO] [stdout] | [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 24 - for c in word.chars().nth(index) { [INFO] [stdout] 24 + if let Some(c) = word.chars().nth(index) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "961243d3cba482ff93181fff81cf3d76df0e0c55fb49bff8d4ba1e0c98c996b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "961243d3cba482ff93181fff81cf3d76df0e0c55fb49bff8d4ba1e0c98c996b6", kill_on_drop: false }` [INFO] [stdout] 961243d3cba482ff93181fff81cf3d76df0e0c55fb49bff8d4ba1e0c98c996b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 89c9769f6adba38eaf6c4a5bfdab51cd18625a668396d0555bcacdf774f925d2 [INFO] running `Command { std: "docker" "start" "-a" "89c9769f6adba38eaf6c4a5bfdab51cd18625a668396d0555bcacdf774f925d2", kill_on_drop: false }` [INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/freq_ranking/utilities.rs:24:22 [INFO] [stdout] | [INFO] [stdout] 24 | for c in word.chars().nth(index) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 24 - for c in word.chars().nth(index) { [INFO] [stdout] 24 + while let Some(c) = word.chars().nth(index) { [INFO] [stdout] | [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 24 - for c in word.chars().nth(index) { [INFO] [stdout] 24 + if let Some(c) = word.chars().nth(index) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling wordle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/freq_ranking/utilities.rs:24:22 [INFO] [stdout] | [INFO] [stdout] 24 | for c in word.chars().nth(index) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 24 - for c in word.chars().nth(index) { [INFO] [stdout] 24 + while let Some(c) = word.chars().nth(index) { [INFO] [stdout] | [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 24 - for c in word.chars().nth(index) { [INFO] [stdout] 24 + if let Some(c) = word.chars().nth(index) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device [INFO] [stderr] error: could not compile `wordle` (lib test); 1 warning emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/552a959051cebf8f88a8f558399baf733bec9ce0/bin/rustc --crate-name wordle --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=8f88224de1c4b3f6 -C extra-filename=-fb3275da5571ffc6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcKAqx7r/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libwordle-34857d431e28ea33.rlib}.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,libunicode_width-*,librustc_std_workspace_std-*,libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,libcfg_if-*,liblibc-*,liballoc-*,librustc_std_workspace_core-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/wordle-000f13c7a80bbcd5" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace. [INFO] [stdout] collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wordle` (bin "wordle" test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "89c9769f6adba38eaf6c4a5bfdab51cd18625a668396d0555bcacdf774f925d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89c9769f6adba38eaf6c4a5bfdab51cd18625a668396d0555bcacdf774f925d2", kill_on_drop: false }` [INFO] [stdout] 89c9769f6adba38eaf6c4a5bfdab51cd18625a668396d0555bcacdf774f925d2