[INFO] updating cached repository https://github.com/eginez/rust_parser [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 97104b8dd4979d570955b736ba7eea7917e9111d [INFO] testing eginez/rust_parser against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feginez%2Frust_parser" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/eginez/rust_parser on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/eginez/rust_parser [INFO] finished tweaking git repo https://github.com/eginez/rust_parser [INFO] tweaked toml for git repo https://github.com/eginez/rust_parser written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/eginez/rust_parser already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 311a2aed67ab71f6f757037652e7464699fa8103946482d8ee9ef3d553795d2f [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" "311a2aed67ab71f6f757037652e7464699fa8103946482d8ee9ef3d553795d2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "311a2aed67ab71f6f757037652e7464699fa8103946482d8ee9ef3d553795d2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "311a2aed67ab71f6f757037652e7464699fa8103946482d8ee9ef3d553795d2f", kill_on_drop: false }` [INFO] [stdout] 311a2aed67ab71f6f757037652e7464699fa8103946482d8ee9ef3d553795d2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ce4f87b5e1031fe331382fcdc9534bf4cc9ff4584e7e89f2a8a270ea0596179 [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" "7ce4f87b5e1031fe331382fcdc9534bf4cc9ff4584e7e89f2a8a270ea0596179", kill_on_drop: false }` [INFO] [stderr] Compiling rust_parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:88:16 [INFO] [stdout] | [INFO] [stdout] 88 | 'a'...'z'|'A'...'Z' => tokenized.push(parse_identifer(tokens)), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:88:26 [INFO] [stdout] | [INFO] [stdout] 88 | 'a'...'z'|'A'...'Z' => tokenized.push(parse_identifer(tokens)), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:89:16 [INFO] [stdout] | [INFO] [stdout] 89 | '0'...'9' => tokenized.push(parse_number(tokens)), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> src/main.rs:51:44 [INFO] [stdout] | [INFO] [stdout] 51 | "NUMBER" | "IDENTIFIER" => Some(Node { node:*t, children: &mut Vec::new() }), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----------^^^ [INFO] [stdout] | | | [INFO] [stdout] | | temporary value created here [INFO] [stdout] | returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0507]: cannot move out of `*t` which is behind a shared reference [INFO] [stdout] --> src/main.rs:51:61 [INFO] [stdout] | [INFO] [stdout] 51 | "NUMBER" | "IDENTIFIER" => Some(Node { node:*t, children: &mut Vec::new() }), [INFO] [stdout] | ^^ move occurs because `*t` has type `Token`, which does not implement the `Copy` trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> src/main.rs:63:38 [INFO] [stdout] | [INFO] [stdout] 63 | "+" | "-"|"*"|"/" => Some(Node { node:*t, children: &mut Vec::new() }), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----------^^^ [INFO] [stdout] | | | [INFO] [stdout] | | temporary value created here [INFO] [stdout] | returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0507]: cannot move out of `*t` which is behind a shared reference [INFO] [stdout] --> src/main.rs:63:55 [INFO] [stdout] | [INFO] [stdout] 63 | "+" | "-"|"*"|"/" => Some(Node { node:*t, children: &mut Vec::new() }), [INFO] [stdout] | ^^ move occurs because `*t` has type `Token`, which does not implement the `Copy` trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let mut tokens = &mut allTokens.iter(); [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:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | let mut root = accept_operator(tokens).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0507, E0515. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0507`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust_parser`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "7ce4f87b5e1031fe331382fcdc9534bf4cc9ff4584e7e89f2a8a270ea0596179", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ce4f87b5e1031fe331382fcdc9534bf4cc9ff4584e7e89f2a8a270ea0596179", kill_on_drop: false }` [INFO] [stdout] 7ce4f87b5e1031fe331382fcdc9534bf4cc9ff4584e7e89f2a8a270ea0596179