[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#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakitaonrails%2Frust_ruby_exercise_1" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akitaonrails/rust_ruby_exercise_1 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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/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: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--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-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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] d7f3e15e26d69fcf3923b2abfe6262531b884e78b888ae0c556bd5e168715556 [INFO] running `Command { std: "docker" "start" "-a" "d7f3e15e26d69fcf3923b2abfe6262531b884e78b888ae0c556bd5e168715556", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7f3e15e26d69fcf3923b2abfe6262531b884e78b888ae0c556bd5e168715556", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7f3e15e26d69fcf3923b2abfe6262531b884e78b888ae0c556bd5e168715556", kill_on_drop: false }` [INFO] [stdout] d7f3e15e26d69fcf3923b2abfe6262531b884e78b888ae0c556bd5e168715556 [INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e4e5892b8e47a9b0d252a6d3b5dd32bf7afe8aa49556614998f6f0ea5cbd2c47 [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" "e4e5892b8e47a9b0d252a6d3b5dd32bf7afe8aa49556614998f6f0ea5cbd2c47", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 associated function `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] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `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] [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: `#[warn(temporary_cstring_as_ptr)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [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: `#[warn(temporary_cstring_as_ptr)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.46s [INFO] running `Command { std: "docker" "inspect" "e4e5892b8e47a9b0d252a6d3b5dd32bf7afe8aa49556614998f6f0ea5cbd2c47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4e5892b8e47a9b0d252a6d3b5dd32bf7afe8aa49556614998f6f0ea5cbd2c47", kill_on_drop: false }` [INFO] [stdout] e4e5892b8e47a9b0d252a6d3b5dd32bf7afe8aa49556614998f6f0ea5cbd2c47