[INFO] cloning repository https://github.com/daniel5151/gdb-optional-step-bug [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daniel5151/gdb-optional-step-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel5151%2Fgdb-optional-step-bug", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel5151%2Fgdb-optional-step-bug'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cddcbd066ad47147457530e0ae09ced265297d02 [INFO] checking daniel5151/gdb-optional-step-bug against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel5151%2Fgdb-optional-step-bug" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/daniel5151/gdb-optional-step-bug [INFO] finished tweaking git repo https://github.com/daniel5151/gdb-optional-step-bug [INFO] tweaked toml for git repo https://github.com/daniel5151/gdb-optional-step-bug written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/daniel5151/gdb-optional-step-bug on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/daniel5151/gdb-optional-step-bug 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pretty_env_logger v0.5.0 [INFO] [stderr] Downloaded is-terminal v0.4.15 [INFO] [stderr] Downloaded managed v0.8.0 [INFO] [stderr] Downloaded gdbstub v0.7.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f4a21f297f84f2c2fc6538aaea6832f0ae6cc80a8d868eba4c9dc84ed2f83d0 [INFO] running `Command { std: "docker" "start" "-a" "6f4a21f297f84f2c2fc6538aaea6832f0ae6cc80a8d868eba4c9dc84ed2f83d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f4a21f297f84f2c2fc6538aaea6832f0ae6cc80a8d868eba4c9dc84ed2f83d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f4a21f297f84f2c2fc6538aaea6832f0ae6cc80a8d868eba4c9dc84ed2f83d0", kill_on_drop: false }` [INFO] [stdout] 6f4a21f297f84f2c2fc6538aaea6832f0ae6cc80a8d868eba4c9dc84ed2f83d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fb503e41e7afa2005536b08d9e5f423fe01fd6dfe56a58c6597364e0cfafe54c [INFO] running `Command { std: "docker" "start" "-a" "fb503e41e7afa2005536b08d9e5f423fe01fd6dfe56a58c6597364e0cfafe54c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.170 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking log v0.4.26 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking bitflags v2.8.0 [INFO] [stderr] Checking managed v0.8.0 [INFO] [stderr] Checking gdbstub v0.7.3 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking is-terminal v0.4.15 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Checking pretty_env_logger v0.5.0 [INFO] [stderr] Checking gdbstub-step-bug v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/gdb.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | fn base_ops(&mut self) -> target::ext::base::BaseOps { [INFO] [stdout] | ^^^^^^^^^ --------------------------------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 56 | fn base_ops(&mut self) -> target::ext::base::BaseOps<'_, Self::Arch, Self::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/gdb.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | &mut self, [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] 80 | ) -> Option> { [INFO] [stdout] | ---------------------------------------------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 80 | ) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/gdb.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | &mut self, [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] 103 | ) -> Option> { [INFO] [stdout] | ---------------------------------------------------------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 103 | ) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/gdb.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | fn base_ops(&mut self) -> target::ext::base::BaseOps { [INFO] [stdout] | ^^^^^^^^^ --------------------------------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 56 | fn base_ops(&mut self) -> target::ext::base::BaseOps<'_, Self::Arch, Self::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/gdb.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | &mut self, [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] 80 | ) -> Option> { [INFO] [stdout] | ---------------------------------------------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 80 | ) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/gdb.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | &mut self, [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] 103 | ) -> Option> { [INFO] [stdout] | ---------------------------------------------------------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 103 | ) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.42s [INFO] running `Command { std: "docker" "inspect" "fb503e41e7afa2005536b08d9e5f423fe01fd6dfe56a58c6597364e0cfafe54c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb503e41e7afa2005536b08d9e5f423fe01fd6dfe56a58c6597364e0cfafe54c", kill_on_drop: false }` [INFO] [stdout] fb503e41e7afa2005536b08d9e5f423fe01fd6dfe56a58c6597364e0cfafe54c