[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 try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMNTRA%2Fcompiler_project" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MNTRA/compiler_project on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-2/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-2/source/lexer/Cargo.toml: unused manifest key: tests
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded paste v1.0.4
[INFO] [stderr]   Downloaded console v0.14.0
[INFO] [stderr]   Downloaded difference v2.0.0
[INFO] [stderr]   Downloaded ctor v0.1.19
[INFO] [stderr]   Downloaded pretty_assertions v0.6.1
[INFO] [stderr]   Downloaded terminal_size v0.1.16
[INFO] [stderr]   Downloaded output_vt100 v0.1.2
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] d0bf05e23f044ac0f8ba525ac0c647ae04703e7232f1c873e3e3cc733e0de321
[INFO] running `Command { std: "docker" "start" "-a" "d0bf05e23f044ac0f8ba525ac0c647ae04703e7232f1c873e3e3cc733e0de321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0bf05e23f044ac0f8ba525ac0c647ae04703e7232f1c873e3e3cc733e0de321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0bf05e23f044ac0f8ba525ac0c647ae04703e7232f1c873e3e3cc733e0de321", kill_on_drop: false }`
[INFO] [stdout] d0bf05e23f044ac0f8ba525ac0c647ae04703e7232f1c873e3e3cc733e0de321
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] b7283170c95baac1830400c2110c8cbc922beece3adf3cf0fb79bce4b0a5219c
[INFO] running `Command { std: "docker" "start" "-a" "b7283170c95baac1830400c2110c8cbc922beece3adf3cf0fb79bce4b0a5219c", 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 unicode-xid v0.2.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling console v0.14.0
[INFO] [stderr]    Compiling syn v1.0.60
[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 37.36s
[INFO] running `Command { std: "docker" "inspect" "b7283170c95baac1830400c2110c8cbc922beece3adf3cf0fb79bce4b0a5219c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7283170c95baac1830400c2110c8cbc922beece3adf3cf0fb79bce4b0a5219c", kill_on_drop: false }`
[INFO] [stdout] b7283170c95baac1830400c2110c8cbc922beece3adf3cf0fb79bce4b0a5219c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65a3209a12e18b078a8d54d02f4d82e12f49ec02178b5011548647f0b3a2a6af
[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" "65a3209a12e18b078a8d54d02f4d82e12f49ec02178b5011548647f0b3a2a6af", 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 1.06s
[INFO] running `Command { std: "docker" "inspect" "65a3209a12e18b078a8d54d02f4d82e12f49ec02178b5011548647f0b3a2a6af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65a3209a12e18b078a8d54d02f4d82e12f49ec02178b5011548647f0b3a2a6af", kill_on_drop: false }`
[INFO] [stdout] 65a3209a12e18b078a8d54d02f4d82e12f49ec02178b5011548647f0b3a2a6af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] cc65379f736e7049fb76e58c1e358702073259f5f47a49f47235e90120d5f20e
[INFO] running `Command { std: "docker" "start" "-a" "cc65379f736e7049fb76e58c1e358702073259f5f47a49f47235e90120d5f20e", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/lexer/Cargo.toml: unused manifest key: tests
[INFO] [stdout] 
[INFO] [stderr] warning: struct is never constructed: `ParserInput`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> parser/macros/src/create_parser.rs:30:8
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 30 | struct ParserInput {
[INFO] [stdout] 
[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 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/test_lang-1a31a11e35eadcaf)
[INFO] running `Command { std: "docker" "inspect" "cc65379f736e7049fb76e58c1e358702073259f5f47a49f47235e90120d5f20e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc65379f736e7049fb76e58c1e358702073259f5f47a49f47235e90120d5f20e", kill_on_drop: false }`
[INFO] [stdout] cc65379f736e7049fb76e58c1e358702073259f5f47a49f47235e90120d5f20e