[INFO] cloning repository https://github.com/o-in25/iron [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/o-in25/iron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo-in25%2Firon", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo-in25%2Firon'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ea70423ca4eeaaf8155a552eb48445ced2fe7898 [INFO] checking o-in25/iron against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo-in25%2Firon" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/o-in25/iron on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-7/source/Cargo.toml [INFO] crate git repo https://github.com/o-in25/iron already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a3c6a1e742fa77e77da8c6d5fb91c74ae180dd372b681bc30f5fb225ab0490bc [INFO] running `Command { std: "docker" "start" "-a" "a3c6a1e742fa77e77da8c6d5fb91c74ae180dd372b681bc30f5fb225ab0490bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3c6a1e742fa77e77da8c6d5fb91c74ae180dd372b681bc30f5fb225ab0490bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3c6a1e742fa77e77da8c6d5fb91c74ae180dd372b681bc30f5fb225ab0490bc", kill_on_drop: false }` [INFO] [stdout] a3c6a1e742fa77e77da8c6d5fb91c74ae180dd372b681bc30f5fb225ab0490bc [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0ba28a8314408dbb5d9e5f9d798bc2ab8c2e296d43b5ab0e7da1fe19d9095e6 [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" "e0ba28a8314408dbb5d9e5f9d798bc2ab8c2e296d43b5ab0e7da1fe19d9095e6", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling cc v1.0.40 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling backtrace v0.2.3 [INFO] [stderr] Checking regex-syntax v0.6.11 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [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] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::vec::Vec` [INFO] [stdout] --> src/lexer.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::vec::Vec` [INFO] [stdout] --> src/lexer.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `CloseBrace` [INFO] [stdout] --> src/lexer.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | CloseBrace, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `CloseBrace` [INFO] [stdout] --> src/lexer.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | CloseBrace, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `OpenParenthesis` [INFO] [stdout] --> src/lexer.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | OpenParenthesis, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `CloseParenthesis` [INFO] [stdout] --> src/lexer.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | CloseParenthesis, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Semicolon` [INFO] [stdout] --> src/lexer.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | Semicolon, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `IntegerKeyword` [INFO] [stdout] --> src/lexer.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | IntegerKeyword, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ReturnKeyword` [INFO] [stdout] --> src/lexer.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | ReturnKeyword, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Identifier` [INFO] [stdout] --> src/lexer.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | Identifier, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `IntegerLiteral` [INFO] [stdout] --> src/lexer.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | IntegerLiteral [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/lexer.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | name: NameT, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/lexer.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | value: &'a str [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `OpenParenthesis` [INFO] [stdout] --> src/lexer.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | OpenParenthesis, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `CloseParenthesis` [INFO] [stdout] --> src/lexer.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | CloseParenthesis, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Semicolon` [INFO] [stdout] --> src/lexer.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | Semicolon, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `IntegerKeyword` [INFO] [stdout] --> src/lexer.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | IntegerKeyword, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ReturnKeyword` [INFO] [stdout] --> src/lexer.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | ReturnKeyword, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Identifier` [INFO] [stdout] --> src/lexer.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | Identifier, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `IntegerLiteral` [INFO] [stdout] --> src/lexer.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | IntegerLiteral [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/lexer.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | name: NameT, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/lexer.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | value: &'a str [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.19s [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e0ba28a8314408dbb5d9e5f9d798bc2ab8c2e296d43b5ab0e7da1fe19d9095e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0ba28a8314408dbb5d9e5f9d798bc2ab8c2e296d43b5ab0e7da1fe19d9095e6", kill_on_drop: false }` [INFO] [stdout] e0ba28a8314408dbb5d9e5f9d798bc2ab8c2e296d43b5ab0e7da1fe19d9095e6