[INFO] cloning repository https://github.com/Marcel-B/hannibal
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Marcel-B/hannibal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcel-B%2Fhannibal"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcel-B%2Fhannibal'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 19e7204995ce19f786a92760863978acfe8001d6
[INFO] checking Marcel-B/hannibal against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcel-B%2Fhannibal" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Marcel-B/hannibal on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Marcel-B/hannibal
[INFO] finished tweaking git repo https://github.com/Marcel-B/hannibal
[INFO] tweaked toml for git repo https://github.com/Marcel-B/hannibal written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Marcel-B/hannibal already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] fdd3ea943b11ade94bc80d3bbc76e44a4e59dbf0e6e972dcabd22c35dc0ee4af
[INFO] running `"docker" "start" "-a" "fdd3ea943b11ade94bc80d3bbc76e44a4e59dbf0e6e972dcabd22c35dc0ee4af"`
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking hallo_welt v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     for i in 1..1000{
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]   --> src/main.rs:53:11
[INFO] [stderr]    |
[INFO] [stderr] 53 |       for j in 1..15{
[INFO] [stderr]    |           ^ help: consider prefixing with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `z`
[INFO] [stderr]    --> src/main.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |     let z = &x[0];
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_z`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/main.rs:114:7
[INFO] [stderr]     |
[INFO] [stderr] 114 |   let y = x[0].clone(); // Mit clone wird eine Kopie erzeugt
[INFO] [stderr]     |       ^ help: consider prefixing with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `LOREM_IPSUM`
[INFO] [stderr]   --> src/main.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | / static LOREM_IPSUM: &'static str =
[INFO] [stderr] 13 | | "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod
[INFO] [stderr] 14 | | tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam,
[INFO] [stderr] 15 | | quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | | proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
[INFO] [stderr] 19 | | ";
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `fooText` should have a snake case name
[INFO] [stderr]   --> src/main.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let mut fooText = String::new();
[INFO] [stderr]    |             ^^^^^^^ help: convert the identifier to snake case: `foo_text`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     for i in 1..1000{
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]   --> src/main.rs:53:11
[INFO] [stderr]    |
[INFO] [stderr] 53 |       for j in 1..15{
[INFO] [stderr]    |           ^ help: consider prefixing with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `z`
[INFO] [stderr]    --> src/main.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |     let z = &x[0];
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_z`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/main.rs:114:7
[INFO] [stderr]     |
[INFO] [stderr] 114 |   let y = x[0].clone(); // Mit clone wird eine Kopie erzeugt
[INFO] [stderr]     |       ^ help: consider prefixing with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `LOREM_IPSUM`
[INFO] [stderr]   --> src/main.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | / static LOREM_IPSUM: &'static str =
[INFO] [stderr] 13 | | "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod
[INFO] [stderr] 14 | | tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam,
[INFO] [stderr] 15 | | quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | | proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
[INFO] [stderr] 19 | | ";
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `fooText` should have a snake case name
[INFO] [stderr]   --> src/main.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let mut fooText = String::new();
[INFO] [stderr]    |             ^^^^^^^ help: convert the identifier to snake case: `foo_text`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `"docker" "inspect" "fdd3ea943b11ade94bc80d3bbc76e44a4e59dbf0e6e972dcabd22c35dc0ee4af"`
[INFO] running `"docker" "rm" "-f" "fdd3ea943b11ade94bc80d3bbc76e44a4e59dbf0e6e972dcabd22c35dc0ee4af"`
[INFO] [stdout] fdd3ea943b11ade94bc80d3bbc76e44a4e59dbf0e6e972dcabd22c35dc0ee4af