[INFO] cloning repository https://github.com/ayushashi11/lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayushashi11/lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayushashi11%2Flang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayushashi11%2Flang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5784feed49c9a637ea4917ccf84b29fe462ccf25 [INFO] checking ayushashi11/lang against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayushashi11%2Flang" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ayushashi11/lang on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ayushashi11/lang [INFO] finished tweaking git repo https://github.com/ayushashi11/lang [INFO] tweaked toml for git repo https://github.com/ayushashi11/lang written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/ayushashi11/lang already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--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 memchr v2.3.0 [INFO] [stderr] Downloaded synstructure v0.6.1 [INFO] [stderr] Downloaded gc_derive v0.3.2 [INFO] [stderr] Downloaded aho-corasick v0.7.8 [INFO] [stderr] Downloaded synom v0.11.3 [INFO] [stderr] Downloaded syn v0.11.11 [INFO] [stderr] Downloaded thread_local v1.0.1 [INFO] [stderr] Downloaded quote v0.3.15 [INFO] [stderr] Downloaded regex-syntax v0.6.14 [INFO] [stderr] Downloaded regex v1.3.4 [INFO] [stderr] Downloaded gc v0.3.3 [INFO] [stderr] Downloaded unicode-xid v0.0.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "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] 4cd73c2c85291a453ceafe48996dcf7720f5e5ea8be594c0b08e5c50ebf802f9 [INFO] running `Command { std: "docker" "start" "-a" "4cd73c2c85291a453ceafe48996dcf7720f5e5ea8be594c0b08e5c50ebf802f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4cd73c2c85291a453ceafe48996dcf7720f5e5ea8be594c0b08e5c50ebf802f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cd73c2c85291a453ceafe48996dcf7720f5e5ea8be594c0b08e5c50ebf802f9", kill_on_drop: false }` [INFO] [stdout] 4cd73c2c85291a453ceafe48996dcf7720f5e5ea8be594c0b08e5c50ebf802f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93b19f2b11ca5d3cdbbe9b1efb3a9fcde1591ee859320bc9f5af47ee9019a3fc [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" "93b19f2b11ca5d3cdbbe9b1efb3a9fcde1591ee859320bc9f5af47ee9019a3fc", 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] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking gc v0.3.3 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling gc_derive v0.3.2 [INFO] [stderr] Checking lang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `scope::*` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use scope::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `scope::*` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use scope::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let mut exec=Executor::new(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let mut exec=Executor::new(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0507]: cannot move out of `*self` which is behind a shared reference [INFO] [stdout] --> src/executor.rs:15:22 [INFO] [stdout] | [INFO] [stdout] 15 | val=Some(self.visit_stmt(stmt.clone())); [INFO] [stdout] | ^^^^ move occurs because `*self` has type `executor::Executor`, which does not implement the `Copy` trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0507]: cannot move out of `*self` which is behind a shared reference [INFO] [stdout] --> src/executor.rs:15:22 [INFO] [stdout] | [INFO] [stdout] 15 | val=Some(self.visit_stmt(stmt.clone())); [INFO] [stdout] | ^^^^ move occurs because `*self` has type `executor::Executor`, which does not implement the `Copy` trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0507`. [INFO] [stdout] [INFO] [stderr] error: could not compile `lang` [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0507`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "93b19f2b11ca5d3cdbbe9b1efb3a9fcde1591ee859320bc9f5af47ee9019a3fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93b19f2b11ca5d3cdbbe9b1efb3a9fcde1591ee859320bc9f5af47ee9019a3fc", kill_on_drop: false }` [INFO] [stdout] 93b19f2b11ca5d3cdbbe9b1efb3a9fcde1591ee859320bc9f5af47ee9019a3fc