[INFO] updating cached repository https://github.com/beeyan/practice_parser [INFO] running `"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"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 90704f9fb2ff90da2609cabb6299423a728bc3ec [INFO] testing beeyan/practice_parser against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeeyan%2Fpractice_parser" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/beeyan/practice_parser on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/beeyan/practice_parser [INFO] finished tweaking git repo https://github.com/beeyan/practice_parser [INFO] tweaked toml for git repo https://github.com/beeyan/practice_parser written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/beeyan/practice_parser already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ef70a1c94abb75320a87c05eb826bcf671b62f84f6a7debb7a49cd7e82caf0ab [INFO] running `"docker" "start" "-a" "ef70a1c94abb75320a87c05eb826bcf671b62f84f6a7debb7a49cd7e82caf0ab"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:617:25 [INFO] [stderr] | [INFO] [stderr] 617 | let (e, loc): (&StdError, Loc) = match self { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `interp` [INFO] [stderr] --> src/main.rs:778:9 [INFO] [stderr] | [INFO] [stderr] 778 | let mut interp = Interpreter::new(); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interp` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:778:9 [INFO] [stderr] | [INFO] [stderr] 778 | let mut interp = Interpreter::new(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `num` [INFO] [stderr] --> src/main.rs:228:8 [INFO] [stderr] | [INFO] [stderr] 228 | fn num(n: u64, loc:Loc) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `UnexpectedToken` [INFO] [stderr] --> src/main.rs:304:5 [INFO] [stderr] | [INFO] [stderr] 304 | UnexpectedToken(Token), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `show_diagnostic` [INFO] [stderr] --> src/main.rs:582:8 [INFO] [stderr] | [INFO] [stderr] 582 | fn show_diagnostic(&self, input: &str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `DivisionByZero` [INFO] [stderr] --> src/main.rs:655:5 [INFO] [stderr] | [INFO] [stderr] 655 | DivisionByZero, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `eval` [INFO] [stderr] --> src/main.rs:665:12 [INFO] [stderr] | [INFO] [stderr] 665 | pub fn eval(&mut self, expr: &Ast) -> Result { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `eval_uniop` [INFO] [stderr] --> src/main.rs:686:8 [INFO] [stderr] | [INFO] [stderr] 686 | fn eval_uniop(&mut self, op: &UniOp, n: i64) -> i64 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `eval_binop` [INFO] [stderr] --> src/main.rs:693:8 [INFO] [stderr] | [INFO] [stderr] 693 | fn eval_binop(&mut self, op: &BinOp, l: i64, r: i64) -> Result { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.65s [INFO] running `"docker" "inspect" "ef70a1c94abb75320a87c05eb826bcf671b62f84f6a7debb7a49cd7e82caf0ab"` [INFO] running `"docker" "rm" "-f" "ef70a1c94abb75320a87c05eb826bcf671b62f84f6a7debb7a49cd7e82caf0ab"` [INFO] [stdout] ef70a1c94abb75320a87c05eb826bcf671b62f84f6a7debb7a49cd7e82caf0ab [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1e2453f36ae876c5fec31c42f8a02ec019e88d4a672f74df7d5145e45d7d07f3 [INFO] running `"docker" "start" "-a" "1e2453f36ae876c5fec31c42f8a02ec019e88d4a672f74df7d5145e45d7d07f3"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:617:25 [INFO] [stderr] | [INFO] [stderr] 617 | let (e, loc): (&StdError, Loc) = match self { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:840:5 [INFO] [stderr] | [INFO] [stderr] 840 | /// 1 + 2 * 3 - - 10 [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 841 | / let ast = parse(vec![ [INFO] [stderr] 842 | | Token::number(1, Loc(0, 1)), [INFO] [stderr] 843 | | Token::plus(Loc(2, 3)), [INFO] [stderr] 844 | | Token::number(2, Loc(4, 5)), [INFO] [stderr] ... | [INFO] [stderr] 849 | | Token::number(10, Loc(13, 15)), [INFO] [stderr] 850 | | ]); [INFO] [stderr] | |_______- rustdoc does not generate documentation for statements [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `interp` [INFO] [stderr] --> src/main.rs:778:9 [INFO] [stderr] | [INFO] [stderr] 778 | let mut interp = Interpreter::new(); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interp` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:778:9 [INFO] [stderr] | [INFO] [stderr] 778 | let mut interp = Interpreter::new(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `UnexpectedToken` [INFO] [stderr] --> src/main.rs:304:5 [INFO] [stderr] | [INFO] [stderr] 304 | UnexpectedToken(Token), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `show_diagnostic` [INFO] [stderr] --> src/main.rs:582:8 [INFO] [stderr] | [INFO] [stderr] 582 | fn show_diagnostic(&self, input: &str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `DivisionByZero` [INFO] [stderr] --> src/main.rs:655:5 [INFO] [stderr] | [INFO] [stderr] 655 | DivisionByZero, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `eval` [INFO] [stderr] --> src/main.rs:665:12 [INFO] [stderr] | [INFO] [stderr] 665 | pub fn eval(&mut self, expr: &Ast) -> Result { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `eval_uniop` [INFO] [stderr] --> src/main.rs:686:8 [INFO] [stderr] | [INFO] [stderr] 686 | fn eval_uniop(&mut self, op: &UniOp, n: i64) -> i64 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `eval_binop` [INFO] [stderr] --> src/main.rs:693:8 [INFO] [stderr] | [INFO] [stderr] 693 | fn eval_binop(&mut self, op: &BinOp, l: i64, r: i64) -> Result { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.67s [INFO] running `"docker" "inspect" "1e2453f36ae876c5fec31c42f8a02ec019e88d4a672f74df7d5145e45d7d07f3"` [INFO] running `"docker" "rm" "-f" "1e2453f36ae876c5fec31c42f8a02ec019e88d4a672f74df7d5145e45d7d07f3"` [INFO] [stdout] 1e2453f36ae876c5fec31c42f8a02ec019e88d4a672f74df7d5145e45d7d07f3 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d93e467b68492cf0d86ea4898cb332b62cd24eb18b7a1dc21c7b987cd128d06a [INFO] running `"docker" "start" "-a" "d93e467b68492cf0d86ea4898cb332b62cd24eb18b7a1dc21c7b987cd128d06a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:617:25 [INFO] [stderr] | [INFO] [stderr] 617 | let (e, loc): (&StdError, Loc) = match self { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:840:5 [INFO] [stderr] | [INFO] [stderr] 840 | /// 1 + 2 * 3 - - 10 [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 841 | / let ast = parse(vec![ [INFO] [stderr] 842 | | Token::number(1, Loc(0, 1)), [INFO] [stderr] 843 | | Token::plus(Loc(2, 3)), [INFO] [stderr] 844 | | Token::number(2, Loc(4, 5)), [INFO] [stderr] ... | [INFO] [stderr] 849 | | Token::number(10, Loc(13, 15)), [INFO] [stderr] 850 | | ]); [INFO] [stderr] | |_______- rustdoc does not generate documentation for statements [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `interp` [INFO] [stderr] --> src/main.rs:778:9 [INFO] [stderr] | [INFO] [stderr] 778 | let mut interp = Interpreter::new(); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interp` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:778:9 [INFO] [stderr] | [INFO] [stderr] 778 | let mut interp = Interpreter::new(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `UnexpectedToken` [INFO] [stderr] --> src/main.rs:304:5 [INFO] [stderr] | [INFO] [stderr] 304 | UnexpectedToken(Token), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `show_diagnostic` [INFO] [stderr] --> src/main.rs:582:8 [INFO] [stderr] | [INFO] [stderr] 582 | fn show_diagnostic(&self, input: &str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `DivisionByZero` [INFO] [stderr] --> src/main.rs:655:5 [INFO] [stderr] | [INFO] [stderr] 655 | DivisionByZero, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `eval` [INFO] [stderr] --> src/main.rs:665:12 [INFO] [stderr] | [INFO] [stderr] 665 | pub fn eval(&mut self, expr: &Ast) -> Result { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `eval_uniop` [INFO] [stderr] --> src/main.rs:686:8 [INFO] [stderr] | [INFO] [stderr] 686 | fn eval_uniop(&mut self, op: &UniOp, n: i64) -> i64 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `eval_binop` [INFO] [stderr] --> src/main.rs:693:8 [INFO] [stderr] | [INFO] [stderr] 693 | fn eval_binop(&mut self, op: &BinOp, l: i64, r: i64) -> Result { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/parser-fa370b701396ca18 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_lexer ... ok [INFO] [stdout] test test_parser ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "d93e467b68492cf0d86ea4898cb332b62cd24eb18b7a1dc21c7b987cd128d06a"` [INFO] running `"docker" "rm" "-f" "d93e467b68492cf0d86ea4898cb332b62cd24eb18b7a1dc21c7b987cd128d06a"` [INFO] [stdout] d93e467b68492cf0d86ea4898cb332b62cd24eb18b7a1dc21c7b987cd128d06a