[INFO] cloning repository https://github.com/MNTRA/compiler_project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MNTRA/compiler_project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMNTRA%2Fcompiler_project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMNTRA%2Fcompiler_project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6bd7adf91e1532d3ebac49efef132b4d456cc757
[INFO] testing MNTRA/compiler_project against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMNTRA%2Fcompiler_project" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MNTRA/compiler_project on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MNTRA/compiler_project
[INFO] finished tweaking git repo https://github.com/MNTRA/compiler_project
[INFO] tweaked toml for git repo https://github.com/MNTRA/compiler_project written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/MNTRA/compiler_project already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-0/source/lexer/Cargo.toml: unused manifest key: tests
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2ac9196ef47502f0109fa48dff44c0335662cc5a3a6a784d2b157c3aae76993
[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" "a2ac9196ef47502f0109fa48dff44c0335662cc5a3a6a784d2b157c3aae76993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2ac9196ef47502f0109fa48dff44c0335662cc5a3a6a784d2b157c3aae76993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2ac9196ef47502f0109fa48dff44c0335662cc5a3a6a784d2b157c3aae76993", kill_on_drop: false }`
[INFO] [stdout] a2ac9196ef47502f0109fa48dff44c0335662cc5a3a6a784d2b157c3aae76993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", 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] 4fd25e3f297d4ad6f8e27f9be6b8c023c9b3f1393e5769b65fd051e19adee93d
[INFO] running `Command { std: "docker" "start" "-a" "4fd25e3f297d4ad6f8e27f9be6b8c023c9b3f1393e5769b65fd051e19adee93d", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/lexer/Cargo.toml: unused manifest key: tests
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling console v0.14.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling lexer_macros v0.1.0 (/opt/rustwide/workdir/lexer/macros)
[INFO] [stderr]    Compiling parser_macros v0.1.0 (/opt/rustwide/workdir/parser/macros)
[INFO] [stdout] warning: struct is never constructed: `ParserInput`
[INFO] [stdout]   --> parser/macros/src/create_parser.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct ParserInput {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling collections v0.1.0 (/opt/rustwide/workdir/collections)
[INFO] [stderr]    Compiling lexer v0.1.0 (/opt/rustwide/workdir/lexer)
[INFO] [stdout] warning: unused import: `KeywordType`
[INFO] [stdout]   --> lexer/src/console_printer.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     KeywordType,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]    --> parser/src/parsers/common.rs:149:14
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn parse(stream: &mut ParseStream<'a>) -> ParseResult<Self::Output> {
[INFO] [stdout]     |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling test_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.70s
[INFO] running `Command { std: "docker" "inspect" "4fd25e3f297d4ad6f8e27f9be6b8c023c9b3f1393e5769b65fd051e19adee93d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fd25e3f297d4ad6f8e27f9be6b8c023c9b3f1393e5769b65fd051e19adee93d", kill_on_drop: false }`
[INFO] [stdout] 4fd25e3f297d4ad6f8e27f9be6b8c023c9b3f1393e5769b65fd051e19adee93d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7d9dc22ec9034c458a4f42b4ae48d15211c5aaadd0ecf3f69a1eb8c6891c9f5
[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" "a7d9dc22ec9034c458a4f42b4ae48d15211c5aaadd0ecf3f69a1eb8c6891c9f5", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/lexer/Cargo.toml: unused manifest key: tests
[INFO] [stderr]    Compiling test_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `ParserInput`
[INFO] [stdout]   --> parser/macros/src/create_parser.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct ParserInput {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `KeywordType`
[INFO] [stdout]   --> lexer/src/console_printer.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     KeywordType,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]    --> parser/src/parsers/common.rs:149:14
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn parse(stream: &mut ParseStream<'a>) -> ParseResult<Self::Output> {
[INFO] [stdout]     |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "a7d9dc22ec9034c458a4f42b4ae48d15211c5aaadd0ecf3f69a1eb8c6891c9f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7d9dc22ec9034c458a4f42b4ae48d15211c5aaadd0ecf3f69a1eb8c6891c9f5", kill_on_drop: false }`
[INFO] [stdout] a7d9dc22ec9034c458a4f42b4ae48d15211c5aaadd0ecf3f69a1eb8c6891c9f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce1f7d21605a410902855604b685942da9cd7a2b88085b6681eedf27ccb47c40
[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" "ce1f7d21605a410902855604b685942da9cd7a2b88085b6681eedf27ccb47c40", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/lexer/Cargo.toml: unused manifest key: tests
[INFO] [stderr] warning: struct is never constructed: `ParserInput`
[INFO] [stderr]   --> parser/macros/src/create_parser.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | struct ParserInput {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `KeywordType`
[INFO] [stderr]   --> lexer/src/console_printer.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     KeywordType,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stream`
[INFO] [stderr]    --> parser/src/parsers/common.rs:149:14
[INFO] [stderr]     |
[INFO] [stderr] 149 |     fn parse(stream: &mut ParseStream<'a>) -> ParseResult<Self::Output> {
[INFO] [stderr]     |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/test_lang-f92a9c01d97aae05)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ce1f7d21605a410902855604b685942da9cd7a2b88085b6681eedf27ccb47c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce1f7d21605a410902855604b685942da9cd7a2b88085b6681eedf27ccb47c40", kill_on_drop: false }`
[INFO] [stdout] ce1f7d21605a410902855604b685942da9cd7a2b88085b6681eedf27ccb47c40