[INFO] fetching crate redis_regular_expression_module 0.4.1... [INFO] checking redis_regular_expression_module-0.4.1 against master#f5d3fe273b8b9e7125bf8856d44793b6cc4b6735 for pr-139587-1 [INFO] extracting crate redis_regular_expression_module 0.4.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate redis_regular_expression_module 0.4.1 on toolchain f5d3fe273b8b9e7125bf8856d44793b6cc4b6735 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate redis_regular_expression_module 0.4.1 [INFO] finished tweaking crates.io crate redis_regular_expression_module 0.4.1 [INFO] tweaked toml for crates.io crate redis_regular_expression_module 0.4.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 130 packages to latest compatible versions [INFO] [stderr] Adding redis v0.20.2 (available: v0.30.0) [INFO] [stderr] Adding redis-module v0.20.0 (available: v2.0.7) [INFO] [stderr] Adding uuid v0.8.2 (available: v1.16.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redis v0.20.2 [INFO] [stderr] Downloaded redis-module v0.20.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3bd97e270a81eb15c4cc3a985fecc7434dac97826174bf5964960baee475220d [INFO] running `Command { std: "docker" "start" "-a" "3bd97e270a81eb15c4cc3a985fecc7434dac97826174bf5964960baee475220d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3bd97e270a81eb15c4cc3a985fecc7434dac97826174bf5964960baee475220d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bd97e270a81eb15c4cc3a985fecc7434dac97826174bf5964960baee475220d", kill_on_drop: false }` [INFO] [stdout] 3bd97e270a81eb15c4cc3a985fecc7434dac97826174bf5964960baee475220d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ad53b940b5f49105d5fd46e8892a44ad85bdcaa6fc174a59f881033d9c6ba3b6 [INFO] running `Command { std: "docker" "start" "-a" "ad53b940b5f49105d5fd46e8892a44ad85bdcaa6fc174a59f881033d9c6ba3b6", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling glob v0.3.2 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling nom v5.1.3 [INFO] [stderr] Compiling libloading v0.8.6 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling bindgen v0.58.1 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling humantime v2.2.0 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking sha1_smol v1.0.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Checking url v2.5.4 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking chrono v0.4.41 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking sha1 v0.6.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling clang-sys v1.8.1 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Checking combine v4.6.7 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling enum-primitive-derive v0.1.2 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Checking redis v0.20.2 [INFO] [stderr] Compiling redis-module v0.20.0 [INFO] [stderr] Checking redis_regular_expression_module v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement [INFO] [stdout] --> tests/lib.rs:28:31 [INFO] [stdout] | [INFO] [stdout] 28 | 'outer: for module in result { [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] 28 - 'outer: for module in result { [INFO] [stdout] 28 + while let Ok(module) = result { [INFO] [stdout] | [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 28 - 'outer: for module in result { [INFO] [stdout] 28 + if let Ok(module) = result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.38s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.20.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "ad53b940b5f49105d5fd46e8892a44ad85bdcaa6fc174a59f881033d9c6ba3b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad53b940b5f49105d5fd46e8892a44ad85bdcaa6fc174a59f881033d9c6ba3b6", kill_on_drop: false }` [INFO] [stdout] ad53b940b5f49105d5fd46e8892a44ad85bdcaa6fc174a59f881033d9c6ba3b6