[INFO] updating cached repository https://github.com/alexandr-krylov/pig-latin [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8fc7424d282c4cf85a7afb4b1c3bba9549d33215 [INFO] checking alexandr-krylov/pig-latin against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandr-krylov%2Fpig-latin" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alexandr-krylov/pig-latin on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/alexandr-krylov/pig-latin [INFO] finished tweaking git repo https://github.com/alexandr-krylov/pig-latin [INFO] tweaked toml for git repo https://github.com/alexandr-krylov/pig-latin written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/alexandr-krylov/pig-latin already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6791dff7130e80e2b3ebd424e008ad4ba772c807c7bea515714475e5901f53c6 [INFO] running `"docker" "start" "-a" "6791dff7130e80e2b3ebd424e008ad4ba772c807c7bea515714475e5901f53c6"` [INFO] [stderr] Checking pig-latin v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `dividers` [INFO] [stderr] --> src/main.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | let dividers = ( [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dividers` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `begin` [INFO] [stderr] --> src/main.rs:14:35 [INFO] [stderr] | [INFO] [stderr] 14 | fn string_to_word(sentence: &str, begin: u32) -> (&str, u32, u32){ [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_begin` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dividers` [INFO] [stderr] --> src/main.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | let dividers = ( [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dividers` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `begin` [INFO] [stderr] --> src/main.rs:14:35 [INFO] [stderr] | [INFO] [stderr] 14 | fn string_to_word(sentence: &str, begin: u32) -> (&str, u32, u32){ [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_begin` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | let mut s = String::from("Hello, world!"); [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: function is never used: `word_tp_pig_latin` [INFO] [stderr] --> src/main.rs:9:4 [INFO] [stderr] | [INFO] [stderr] 9 | fn word_tp_pig_latin(word: &str) -> &str{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | let mut s = String::from("Hello, world!"); [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: function is never used: `word_tp_pig_latin` [INFO] [stderr] --> src/main.rs:9:4 [INFO] [stderr] | [INFO] [stderr] 9 | fn word_tp_pig_latin(word: &str) -> &str{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `"docker" "inspect" "6791dff7130e80e2b3ebd424e008ad4ba772c807c7bea515714475e5901f53c6"` [INFO] running `"docker" "rm" "-f" "6791dff7130e80e2b3ebd424e008ad4ba772c807c7bea515714475e5901f53c6"` [INFO] [stdout] 6791dff7130e80e2b3ebd424e008ad4ba772c807c7bea515714475e5901f53c6