[INFO] cloning repository https://github.com/TGMM/placeholder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TGMM/placeholder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTGMM%2Fplaceholder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTGMM%2Fplaceholder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d3d08499b005efd5e2694b0748fe53a1d01c84a
[INFO] checking TGMM/placeholder against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTGMM%2Fplaceholder" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TGMM/placeholder on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TGMM/placeholder
[INFO] finished tweaking git repo https://github.com/TGMM/placeholder
[INFO] tweaked toml for git repo https://github.com/TGMM/placeholder written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/TGMM/placeholder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustversion v1.0.7
[INFO] [stderr]   Downloaded lalrpop-util v0.19.8
[INFO] [stderr]   Downloaded lalrpop v0.19.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5f94b5ba2acf0ff6ebcf6da63ca9611cbfbb781197ec5bb6d9368fa4f37f97c
[INFO] running `Command { std: "docker" "start" "-a" "e5f94b5ba2acf0ff6ebcf6da63ca9611cbfbb781197ec5bb6d9368fa4f37f97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5f94b5ba2acf0ff6ebcf6da63ca9611cbfbb781197ec5bb6d9368fa4f37f97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f94b5ba2acf0ff6ebcf6da63ca9611cbfbb781197ec5bb6d9368fa4f37f97c", kill_on_drop: false }`
[INFO] [stdout] e5f94b5ba2acf0ff6ebcf6da63ca9611cbfbb781197ec5bb6d9368fa4f37f97c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bfa53b998d1f968e0f4a1fbc90628546fa80e628de7a74ce535863ae1e26339
[INFO] running `Command { std: "docker" "start" "-a" "3bfa53b998d1f968e0f4a1fbc90628546fa80e628de7a74ce535863ae1e26339", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling hashbrown v0.12.1
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling petgraph v0.6.2
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling string_cache v0.8.4
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling lalrpop-util v0.19.8
[INFO] [stderr]    Compiling lalrpop v0.19.8
[INFO] [stderr]    Compiling placeholder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use]
[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 import: `self::__parse__Assignment::AssignmentParser`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/placeholder-f52382c556ae8cc7/out/assemblyscript.rs:1228:9
[INFO] [stdout]      |
[INFO] [stdout] 1228 | pub use self::__parse__Assignment::AssignmentParser;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::__parse__Expr0::Expr0Parser`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/placeholder-f52382c556ae8cc7/out/assemblyscript.rs:3652:9
[INFO] [stdout]      |
[INFO] [stdout] 3652 | pub use self::__parse__Expr0::Expr0Parser;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::__parse__Factor::FactorParser`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/placeholder-f52382c556ae8cc7/out/assemblyscript.rs:4863:9
[INFO] [stdout]      |
[INFO] [stdout] 4863 | pub use self::__parse__Factor::FactorParser;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::__parse__Term::TermParser`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/placeholder-f52382c556ae8cc7/out/assemblyscript.rs:9300:9
[INFO] [stdout]      |
[INFO] [stdout] 9300 | pub use self::__parse__Term::TermParser;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `to_triple` is never used
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/placeholder-f52382c556ae8cc7/out/assemblyscript.rs:11011:8
[INFO] [stdout]       |
[INFO] [stdout] 11009 | pub trait __ToTriple<'input, >
[INFO] [stdout]       |           ---------- associated function in this trait
[INFO] [stdout] 11010 | {
[INFO] [stdout] 11011 |     fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError<usize, Token<'input>, &'static str>>;
[INFO] [stdout]       |        ^^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/placeholder-f52382c556ae8cc7/out/assemblyscript.rs:390:16
[INFO] [stdout]     |
[INFO] [stdout] 389 |     impl AssignmentParser {
[INFO] [stdout]     |     --------------------- associated function in this implementation
[INFO] [stdout] 390 |         pub fn new() -> AssignmentParser {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/placeholder-f52382c556ae8cc7/out/assemblyscript.rs:2814:16
[INFO] [stdout]      |
[INFO] [stdout] 2813 |     impl Expr0Parser {
[INFO] [stdout]      |     ---------------- associated function in this implementation
[INFO] [stdout] 2814 |         pub fn new() -> Expr0Parser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/placeholder-f52382c556ae8cc7/out/assemblyscript.rs:4025:16
[INFO] [stdout]      |
[INFO] [stdout] 4024 |     impl FactorParser {
[INFO] [stdout]      |     ----------------- associated function in this implementation
[INFO] [stdout] 4025 |         pub fn new() -> FactorParser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/placeholder-f52382c556ae8cc7/out/assemblyscript.rs:8462:16
[INFO] [stdout]      |
[INFO] [stdout] 8461 |     impl TermParser {
[INFO] [stdout]      |     --------------- associated function in this implementation
[INFO] [stdout] 8462 |         pub fn new() -> TermParser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.76s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "3bfa53b998d1f968e0f4a1fbc90628546fa80e628de7a74ce535863ae1e26339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bfa53b998d1f968e0f4a1fbc90628546fa80e628de7a74ce535863ae1e26339", kill_on_drop: false }`
[INFO] [stdout] 3bfa53b998d1f968e0f4a1fbc90628546fa80e628de7a74ce535863ae1e26339