[INFO] cloning repository https://github.com/asaaki/hello-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asaaki/hello-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasaaki%2Fhello-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasaaki%2Fhello-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 80bb9bbc2aa6a171b96fd74b25f93995575104b0 [INFO] checking asaaki/hello-rust against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasaaki%2Fhello-rust" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/asaaki/hello-rust on toolchain 4a04890980766cc79878135f5ade8c0c4321e943 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/asaaki/hello-rust [INFO] finished tweaking git repo https://github.com/asaaki/hello-rust [INFO] tweaked toml for git repo https://github.com/asaaki/hello-rust written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/asaaki/hello-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b033ae7640f5c3401eaed7f918b31b542008febf81872979aed8ce9c6f19ef79 [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" "b033ae7640f5c3401eaed7f918b31b542008febf81872979aed8ce9c6f19ef79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b033ae7640f5c3401eaed7f918b31b542008febf81872979aed8ce9c6f19ef79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b033ae7640f5c3401eaed7f918b31b542008febf81872979aed8ce9c6f19ef79", kill_on_drop: false }` [INFO] [stdout] b033ae7640f5c3401eaed7f918b31b542008febf81872979aed8ce9c6f19ef79 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7cf3b0372d65e5e73ba34c72d4f32067d40eaf64192643d95c138300699f12a3 [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" "7cf3b0372d65e5e73ba34c72d4f32067d40eaf64192643d95c138300699f12a3", kill_on_drop: false }` [INFO] [stderr] Checking hello v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/hello.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 6 | / CString::new(message) [INFO] [stdout] 7 | | .unwrap() [INFO] [stdout] | |_____________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] 8 | .as_ptr() [INFO] [stdout] | ^^^^^^ this pointer will be invalid [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: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/hello.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 6 | / CString::new(message) [INFO] [stdout] 7 | | .unwrap() [INFO] [stdout] | |_____________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] 8 | .as_ptr() [INFO] [stdout] | ^^^^^^ this pointer will be invalid [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `Command { std: "docker" "inspect" "7cf3b0372d65e5e73ba34c72d4f32067d40eaf64192643d95c138300699f12a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cf3b0372d65e5e73ba34c72d4f32067d40eaf64192643d95c138300699f12a3", kill_on_drop: false }` [INFO] [stdout] 7cf3b0372d65e5e73ba34c72d4f32067d40eaf64192643d95c138300699f12a3