[INFO] cloning repository https://github.com/mozilla/rust-cpp-parser
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mozilla/rust-cpp-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Frust-cpp-parser"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Frust-cpp-parser'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6cc44e01bd83b32b21254d2306a93813dfb88914
[INFO] testing mozilla/rust-cpp-parser against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Frust-cpp-parser" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mozilla/rust-cpp-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/mozilla/rust-cpp-parser
[INFO] removed workspace from git repo https://github.com/mozilla/rust-cpp-parser
[INFO] finished tweaking git repo https://github.com/mozilla/rust-cpp-parser
[INFO] tweaked toml for git repo https://github.com/mozilla/rust-cpp-parser written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mozilla/rust-cpp-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] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a42f66f8c373ff882db486ad13924d47f172d50b9e4f573e956b61ef0bf1b668
[INFO] running `"docker" "start" "-a" "a42f66f8c373ff882db486ad13924d47f172d50b9e4f573e956b61ef0bf1b668"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling ahash v0.3.5
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling cpp-parser v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `ParametersParser`
[INFO] [stderr]   --> src/parser/names/name.rs:13:46
[INFO] [stderr]    |
[INFO] [stderr] 13 | use crate::parser::expressions::{Parameters, ParametersParser};
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SavedLexer`
[INFO] [stderr]   --> src/parser/declarations/types.rs:16:29
[INFO] [stderr]    |
[INFO] [stderr] 16 |     extra::{CombinedLexers, SavedLexer},
[INFO] [stderr]    |                             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MSModifier`, `Pointer`
[INFO] [stderr]   --> src/parser/expressions/left_paren.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 |     DeclHint, MSModifier, NoPtrDeclaratorParser, Pointer, PointerDeclaratorParser, PtrKind,
[INFO] [stderr]    |               ^^^^^^^^^^                         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Qualified`
[INFO] [stderr]   --> src/parser/expressions/left_paren.rs:18:27
[INFO] [stderr]    |
[INFO] [stderr] 18 | use crate::parser::name::{Qualified, QualifiedParser};
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tok`
[INFO] [stderr]    --> src/parser/declarations/types.rs:640:22
[INFO] [stderr]     |
[INFO] [stderr] 640 |                 let (tok, mut saved) = self.lexer.save_until(Token::RightParen);
[INFO] [stderr]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_tok`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.81s
[INFO] running `"docker" "inspect" "a42f66f8c373ff882db486ad13924d47f172d50b9e4f573e956b61ef0bf1b668"`
[INFO] running `"docker" "rm" "-f" "a42f66f8c373ff882db486ad13924d47f172d50b9e4f573e956b61ef0bf1b668"`
[INFO] [stdout] a42f66f8c373ff882db486ad13924d47f172d50b9e4f573e956b61ef0bf1b668
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 64331e7abba708ab968547023380e56cca424cb3ee99f31794f6bbce092fa9d7
[INFO] running `"docker" "start" "-a" "64331e7abba708ab968547023380e56cca424cb3ee99f31794f6bbce092fa9d7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr] warning: unused import: `ParametersParser`
[INFO] [stderr]   --> src/parser/names/name.rs:13:46
[INFO] [stderr]    |
[INFO] [stderr] 13 | use crate::parser::expressions::{Parameters, ParametersParser};
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SavedLexer`
[INFO] [stderr]   --> src/parser/declarations/types.rs:16:29
[INFO] [stderr]    |
[INFO] [stderr] 16 |     extra::{CombinedLexers, SavedLexer},
[INFO] [stderr]    |                             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MSModifier`, `Pointer`
[INFO] [stderr]   --> src/parser/expressions/left_paren.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 |     DeclHint, MSModifier, NoPtrDeclaratorParser, Pointer, PointerDeclaratorParser, PtrKind,
[INFO] [stderr]    |               ^^^^^^^^^^                         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Qualified`
[INFO] [stderr]   --> src/parser/expressions/left_paren.rs:18:27
[INFO] [stderr]    |
[INFO] [stderr] 18 | use crate::parser::name::{Qualified, QualifiedParser};
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tok`
[INFO] [stderr]    --> src/parser/declarations/types.rs:640:22
[INFO] [stderr]     |
[INFO] [stderr] 640 |                 let (tok, mut saved) = self.lexer.save_until(Token::RightParen);
[INFO] [stderr]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_tok`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling cpp-parser v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `ParametersParser`
[INFO] [stderr]   --> src/parser/names/name.rs:13:46
[INFO] [stderr]    |
[INFO] [stderr] 13 | use crate::parser::expressions::{Parameters, ParametersParser};
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SavedLexer`
[INFO] [stderr]   --> src/parser/declarations/types.rs:16:29
[INFO] [stderr]    |
[INFO] [stderr] 16 |     extra::{CombinedLexers, SavedLexer},
[INFO] [stderr]    |                             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::mk_var`
[INFO] [stderr]    --> src/parser/declarations/class.rs:389:9
[INFO] [stderr]     |
[INFO] [stderr] 389 |     use crate::mk_var;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MSModifier`, `Pointer`
[INFO] [stderr]   --> src/parser/expressions/left_paren.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 |     DeclHint, MSModifier, NoPtrDeclaratorParser, Pointer, PointerDeclaratorParser, PtrKind,
[INFO] [stderr]    |               ^^^^^^^^^^                         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Qualified`
[INFO] [stderr]   --> src/parser/expressions/left_paren.rs:18:27
[INFO] [stderr]    |
[INFO] [stderr] 18 | use crate::parser::name::{Qualified, QualifiedParser};
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tok`
[INFO] [stderr]    --> src/parser/declarations/types.rs:640:22
[INFO] [stderr]     |
[INFO] [stderr] 640 |                 let (tok, mut saved) = self.lexer.save_until(Token::RightParen);
[INFO] [stderr]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_tok`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]    --> src/parser/context.rs:498:17
[INFO] [stderr]     |
[INFO] [stderr] 498 |         let (_, d) = p.parse(None, &mut context).unwrap();
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `cpp-parser`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cpp_parser --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -Cembed-bitcode=no -C debuginfo=2 --test -C metadata=69a53d816543ac5d -C extra-filename=-69a53d816543ac5d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-a637fa8d282392d5.rlib --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-2c7c23074a14341e.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-36bd8bbfaaa85bd1.rlib --extern pretty_assertions=/opt/rustwide/target/debug/deps/libpretty_assertions-850014baecd9aa35.rlib --extern same_file=/opt/rustwide/target/debug/deps/libsame_file-cfe40c7e1063fdbf.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-37e543eeedfa88c3.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-4695666b956dc92f.rlib --extern tempdir=/opt/rustwide/target/debug/deps/libtempdir-46e586d20a20ad3e.rlib --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-b0aa0fca5eab8966.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "64331e7abba708ab968547023380e56cca424cb3ee99f31794f6bbce092fa9d7"`
[INFO] running `"docker" "rm" "-f" "64331e7abba708ab968547023380e56cca424cb3ee99f31794f6bbce092fa9d7"`
[INFO] [stdout] 64331e7abba708ab968547023380e56cca424cb3ee99f31794f6bbce092fa9d7