[INFO] cloning repository https://github.com/akitaonrails/rust_ruby_exercise_1 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akitaonrails/rust_ruby_exercise_1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakitaonrails%2Frust_ruby_exercise_1", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakitaonrails%2Frust_ruby_exercise_1'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 58dc0451b9de11e2568427c119faa05b860907ab [INFO] checking akitaonrails/rust_ruby_exercise_1 against master#e9271846294c4ee5bd7706df68180320c0b5ff20 for pr-119825 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakitaonrails%2Frust_ruby_exercise_1" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akitaonrails/rust_ruby_exercise_1 on toolchain e9271846294c4ee5bd7706df68180320c0b5ff20 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/akitaonrails/rust_ruby_exercise_1 [INFO] finished tweaking git repo https://github.com/akitaonrails/rust_ruby_exercise_1 [INFO] tweaked toml for git repo https://github.com/akitaonrails/rust_ruby_exercise_1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/akitaonrails/rust_ruby_exercise_1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking akitaonrails/rust_ruby_exercise_1 against try#925e66ec5d7d73da31ddd13e53f21e4674feb4ba for pr-119825 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakitaonrails%2Frust_ruby_exercise_1" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akitaonrails/rust_ruby_exercise_1 on toolchain 925e66ec5d7d73da31ddd13e53f21e4674feb4ba [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/akitaonrails/rust_ruby_exercise_1 [INFO] finished tweaking git repo https://github.com/akitaonrails/rust_ruby_exercise_1 [INFO] tweaked toml for git repo https://github.com/akitaonrails/rust_ruby_exercise_1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/akitaonrails/rust_ruby_exercise_1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pkg-config v0.3.4 [INFO] [stderr] Downloaded pcre v0.1.0 [INFO] [stderr] Downloaded bzip2 v0.2.3 [INFO] [stderr] Downloaded gcc v0.3.6 [INFO] [stderr] Downloaded enum-set v0.0.5 [INFO] [stderr] Downloaded tar v0.2.13 [INFO] [stderr] Downloaded bzip2-sys v0.1.2 [INFO] [stderr] Downloaded libpcre-sys v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14823db716cfc27af6206938ffb01f4a04eac00b430243937b96ffe695b675b1 [INFO] running `Command { std: "docker" "start" "-a" "14823db716cfc27af6206938ffb01f4a04eac00b430243937b96ffe695b675b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14823db716cfc27af6206938ffb01f4a04eac00b430243937b96ffe695b675b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14823db716cfc27af6206938ffb01f4a04eac00b430243937b96ffe695b675b1", kill_on_drop: false }` [INFO] [stdout] 14823db716cfc27af6206938ffb01f4a04eac00b430243937b96ffe695b675b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cbabb6a0111f5c58aa5b6ae85f6fffad2e9d6c73806fa61767b4b1a2342e6d9e [INFO] running `Command { std: "docker" "start" "-a" "cbabb6a0111f5c58aa5b6ae85f6fffad2e9d6c73806fa61767b4b1a2342e6d9e", kill_on_drop: false }` [INFO] [stderr] Compiling gcc v0.3.6 [INFO] [stderr] Compiling libc v0.1.8 [INFO] [stderr] Compiling pkg-config v0.3.4 [INFO] [stderr] Checking enum-set v0.0.5 [INFO] [stderr] Compiling tar v0.2.13 [INFO] [stderr] Checking log v0.3.1 [INFO] [stderr] Compiling bzip2-sys v0.1.2 [INFO] [stderr] Compiling bzip2 v0.2.3 [INFO] [stderr] Compiling libpcre-sys v0.1.0 [INFO] [stderr] Checking pcre v0.1.0 [INFO] [stderr] Checking actors v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::slice::::connect`: renamed to join [INFO] [stdout] --> src/lib.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | actors.connect("\n") [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 63 | actors.join("\n") [INFO] [stdout] | ~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::slice::::connect`: renamed to join [INFO] [stdout] --> src/lib.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | actors.connect("\n") [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 63 | actors.join("\n") [INFO] [stdout] | ~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/lib.rs:25:35 [INFO] [stdout] | [INFO] [stdout] 25 | CString::new(result).unwrap().as_ptr() [INFO] [stdout] | ----------------------------- ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/lib.rs:25:35 [INFO] [stdout] | [INFO] [stdout] 25 | CString::new(result).unwrap().as_ptr() [INFO] [stdout] | ----------------------------- ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `Command { std: "docker" "inspect" "cbabb6a0111f5c58aa5b6ae85f6fffad2e9d6c73806fa61767b4b1a2342e6d9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbabb6a0111f5c58aa5b6ae85f6fffad2e9d6c73806fa61767b4b1a2342e6d9e", kill_on_drop: false }` [INFO] [stdout] cbabb6a0111f5c58aa5b6ae85f6fffad2e9d6c73806fa61767b4b1a2342e6d9e