[INFO] cloning repository https://github.com/puppyofkosh/safer-c-compiler
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/puppyofkosh/safer-c-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpuppyofkosh%2Fsafer-c-compiler"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpuppyofkosh%2Fsafer-c-compiler'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9a53e4b6c2ca2756fb91fbade4407e64796adfed
[INFO] checking puppyofkosh/safer-c-compiler against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpuppyofkosh%2Fsafer-c-compiler" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/puppyofkosh/safer-c-compiler on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/puppyofkosh/safer-c-compiler
[INFO] finished tweaking git repo https://github.com/puppyofkosh/safer-c-compiler
[INFO] tweaked toml for git repo https://github.com/puppyofkosh/safer-c-compiler written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/puppyofkosh/safer-c-compiler already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 1cc9bfed31f0951a9e20c5ebbb4fc2ea48b84a775b10915d4ad01e31d1010b4e
[INFO] running `"docker" "start" "-a" "1cc9bfed31f0951a9e20c5ebbb4fc2ea48b84a775b10915d4ad01e31d1010b4e"`
[INFO] [stderr]     Checking safer-c-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let mut f = try!(File::open(name));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     try!(f.read_to_string(&mut s));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ast::Block`
[INFO] [stderr]  --> src/pointer_arithmetic_transformer.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use ast::Block;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:157:16
[INFO] [stderr]     |
[INFO] [stderr] 157 |             'a'...'z' | 'A' ... 'Z' | '0'...'9' => {
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:157:29
[INFO] [stderr]     |
[INFO] [stderr] 157 |             'a'...'z' | 'A' ... 'Z' | '0'...'9' => {
[INFO] [stderr]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:157:42
[INFO] [stderr]     |
[INFO] [stderr] 157 |             'a'...'z' | 'A' ... 'Z' | '0'...'9' => {
[INFO] [stderr]     |                                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let mut f = try!(File::open(name));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     try!(f.read_to_string(&mut s));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ast::Block`
[INFO] [stderr]  --> src/pointer_arithmetic_transformer.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use ast::Block;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:157:16
[INFO] [stderr]     |
[INFO] [stderr] 157 |             'a'...'z' | 'A' ... 'Z' | '0'...'9' => {
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:157:29
[INFO] [stderr]     |
[INFO] [stderr] 157 |             'a'...'z' | 'A' ... 'Z' | '0'...'9' => {
[INFO] [stderr]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:157:42
[INFO] [stderr]     |
[INFO] [stderr] 157 |             'a'...'z' | 'A' ... 'Z' | '0'...'9' => {
[INFO] [stderr]     |                                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/x86_code_generator.rs:390:25
[INFO] [stderr]     |
[INFO] [stderr] 390 |                     let mut current_block = self.blocks.last_mut().unwrap();
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/x86_code_generator.rs:390:25
[INFO] [stderr]     |
[INFO] [stderr] 390 |                     let mut current_block = self.blocks.last_mut().unwrap();
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `"docker" "inspect" "1cc9bfed31f0951a9e20c5ebbb4fc2ea48b84a775b10915d4ad01e31d1010b4e"`
[INFO] running `"docker" "rm" "-f" "1cc9bfed31f0951a9e20c5ebbb4fc2ea48b84a775b10915d4ad01e31d1010b4e"`
[INFO] [stdout] 1cc9bfed31f0951a9e20c5ebbb4fc2ea48b84a775b10915d4ad01e31d1010b4e