[INFO] updating cached repository https://github.com/puppyofkosh/safer-c-compiler [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9a53e4b6c2ca2756fb91fbade4407e64796adfed [INFO] checking puppyofkosh/safer-c-compiler against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpuppyofkosh%2Fsafer-c-compiler" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/puppyofkosh/safer-c-compiler on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-12/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0aa1544a5d884bf307ac6446f3658969f3c7a208b931070bdaaedec2db2cf49b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0aa1544a5d884bf307ac6446f3658969f3c7a208b931070bdaaedec2db2cf49b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0aa1544a5d884bf307ac6446f3658969f3c7a208b931070bdaaedec2db2cf49b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0aa1544a5d884bf307ac6446f3658969f3c7a208b931070bdaaedec2db2cf49b", kill_on_drop: false }` [INFO] [stdout] 0aa1544a5d884bf307ac6446f3658969f3c7a208b931070bdaaedec2db2cf49b [INFO] running `Command { std: "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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 962ea4066a13cdfe1c2df09c3c5def1f39e0b8d8e17360dac0edf0154634a4be [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "962ea4066a13cdfe1c2df09c3c5def1f39e0b8d8e17360dac0edf0154634a4be", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking safer-c-compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/main.rs:32:17 [INFO] [stdout] | [INFO] [stdout] 32 | let mut f = try!(File::open(name)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/main.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | try!(f.read_to_string(&mut s)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ast::Block` [INFO] [stdout] --> src/pointer_arithmetic_transformer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use ast::Block; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/scanner.rs:157:16 [INFO] [stdout] | [INFO] [stdout] 157 | 'a'...'z' | 'A' ... 'Z' | '0'...'9' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/scanner.rs:157:29 [INFO] [stdout] | [INFO] [stdout] 157 | 'a'...'z' | 'A' ... 'Z' | '0'...'9' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/scanner.rs:157:42 [INFO] [stdout] | [INFO] [stdout] 157 | 'a'...'z' | 'A' ... 'Z' | '0'...'9' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:44:28 [INFO] [stdout] | [INFO] [stdout] 44 | ... Error::description(&why)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:51:20 [INFO] [stdout] | [INFO] [stdout] 51 | Error::description(&why)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/main.rs:32:17 [INFO] [stdout] | [INFO] [stdout] 32 | let mut f = try!(File::open(name)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/main.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | try!(f.read_to_string(&mut s)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ast::Block` [INFO] [stdout] --> src/pointer_arithmetic_transformer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use ast::Block; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/scanner.rs:157:16 [INFO] [stdout] | [INFO] [stdout] 157 | 'a'...'z' | 'A' ... 'Z' | '0'...'9' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/scanner.rs:157:29 [INFO] [stdout] | [INFO] [stdout] 157 | 'a'...'z' | 'A' ... 'Z' | '0'...'9' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/scanner.rs:157:42 [INFO] [stdout] | [INFO] [stdout] 157 | 'a'...'z' | 'A' ... 'Z' | '0'...'9' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:44:28 [INFO] [stdout] | [INFO] [stdout] 44 | ... Error::description(&why)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:51:20 [INFO] [stdout] | [INFO] [stdout] 51 | Error::description(&why)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/x86_code_generator.rs:390:25 [INFO] [stdout] | [INFO] [stdout] 390 | let mut current_block = self.blocks.last_mut().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/x86_code_generator.rs:390:25 [INFO] [stdout] | [INFO] [stdout] 390 | let mut current_block = self.blocks.last_mut().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.46s [INFO] running `Command { std: "docker" "inspect" "962ea4066a13cdfe1c2df09c3c5def1f39e0b8d8e17360dac0edf0154634a4be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "962ea4066a13cdfe1c2df09c3c5def1f39e0b8d8e17360dac0edf0154634a4be", kill_on_drop: false }` [INFO] [stdout] 962ea4066a13cdfe1c2df09c3c5def1f39e0b8d8e17360dac0edf0154634a4be