[INFO] updating cached repository https://github.com/o-in25/iron [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] ea70423ca4eeaaf8155a552eb48445ced2fe7898 [INFO] checking o-in25/iron against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo-in25%2Firon" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/o-in25/iron on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/o-in25/iron [INFO] finished tweaking git repo https://github.com/o-in25/iron [INFO] tweaked toml for git repo https://github.com/o-in25/iron written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/o-in25/iron already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "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] 212b3c03960bcd2657bea043d4e9d98d8bfde5a6328e7459c145a10a2852e6d5 [INFO] running `"docker" "start" "-a" "212b3c03960bcd2657bea043d4e9d98d8bfde5a6328e7459c145a10a2852e6d5"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling cc v1.0.40 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling backtrace v0.2.3 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking regex-syntax v0.6.11 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Checking stacktrace v0.2.1 [INFO] [stderr] Checking regex v1.2.1 [INFO] [stderr] Checking iron v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `regex::Regex` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use regex::Regex; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::vec::Vec` [INFO] [stderr] --> src/lexer.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::vec::Vec; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `regex::Regex` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use regex::Regex; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::vec::Vec` [INFO] [stderr] --> src/lexer.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::vec::Vec; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CloseBrace` [INFO] [stderr] --> src/lexer.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | CloseBrace, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `OpenParenthesis` [INFO] [stderr] --> src/lexer.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | OpenParenthesis, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CloseParenthesis` [INFO] [stderr] --> src/lexer.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | CloseParenthesis, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Semicolon` [INFO] [stderr] --> src/lexer.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | Semicolon, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `IntegerKeyword` [INFO] [stderr] --> src/lexer.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | IntegerKeyword, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `ReturnKeyword` [INFO] [stderr] --> src/lexer.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | ReturnKeyword, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Identifier` [INFO] [stderr] --> src/lexer.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | Identifier, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `IntegerLiteral` [INFO] [stderr] --> src/lexer.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | IntegerLiteral [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `name` [INFO] [stderr] --> src/lexer.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | name: NameT, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `value` [INFO] [stderr] --> src/lexer.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | value: &'a str [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CloseBrace` [INFO] [stderr] --> src/lexer.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | CloseBrace, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `OpenParenthesis` [INFO] [stderr] --> src/lexer.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | OpenParenthesis, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CloseParenthesis` [INFO] [stderr] --> src/lexer.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | CloseParenthesis, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Semicolon` [INFO] [stderr] --> src/lexer.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | Semicolon, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `IntegerKeyword` [INFO] [stderr] --> src/lexer.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | IntegerKeyword, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `ReturnKeyword` [INFO] [stderr] --> src/lexer.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | ReturnKeyword, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Identifier` [INFO] [stderr] --> src/lexer.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | Identifier, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `IntegerLiteral` [INFO] [stderr] --> src/lexer.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | IntegerLiteral [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `name` [INFO] [stderr] --> src/lexer.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | name: NameT, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `value` [INFO] [stderr] --> src/lexer.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | value: &'a str [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.49s [INFO] running `"docker" "inspect" "212b3c03960bcd2657bea043d4e9d98d8bfde5a6328e7459c145a10a2852e6d5"` [INFO] running `"docker" "rm" "-f" "212b3c03960bcd2657bea043d4e9d98d8bfde5a6328e7459c145a10a2852e6d5"` [INFO] [stdout] 212b3c03960bcd2657bea043d4e9d98d8bfde5a6328e7459c145a10a2852e6d5