[INFO] cloning repository https://github.com/sjkillen/lp-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sjkillen/lp-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjkillen%2Flp-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjkillen%2Flp-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 825945baa0c3d32275c84fca875cb013a01a41b0
[INFO] testing sjkillen/lp-lang against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjkillen%2Flp-lang" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sjkillen/lp-lang on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sjkillen/lp-lang
[INFO] finished tweaking git repo https://github.com/sjkillen/lp-lang
[INFO] tweaked toml for git repo https://github.com/sjkillen/lp-lang written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/sjkillen/lp-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca94afd0f20008a5611f841859166416f0e14ed7458926ba7d9eb9d244466a4d
[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" "ca94afd0f20008a5611f841859166416f0e14ed7458926ba7d9eb9d244466a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca94afd0f20008a5611f841859166416f0e14ed7458926ba7d9eb9d244466a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca94afd0f20008a5611f841859166416f0e14ed7458926ba7d9eb9d244466a4d", kill_on_drop: false }`
[INFO] [stdout] ca94afd0f20008a5611f841859166416f0e14ed7458926ba7d9eb9d244466a4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f987830836f370638692b29a536be1763757e1d5954d8e620757e0c0863395b4
[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" "f987830836f370638692b29a536be1763757e1d5954d8e620757e0c0863395b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling uid v0.1.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling lp-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `empty`
[INFO] [stdout]  --> src/util.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::iter::{empty, Peekable};
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TermSeqTry`
[INFO] [stdout]  --> src/conflict.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type TermSeqTry<'a> = Result<TermSeq, Conflict>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TermIter`
[INFO] [stdout]   --> src/grounding.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type TermIter<'a> = Box<dyn Iterator<Item = Term> + 'a>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TermSeq`
[INFO] [stdout]  --> src/program.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type TermSeq = Vec<Term>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.54s
[INFO] running `Command { std: "docker" "inspect" "f987830836f370638692b29a536be1763757e1d5954d8e620757e0c0863395b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f987830836f370638692b29a536be1763757e1d5954d8e620757e0c0863395b4", kill_on_drop: false }`
[INFO] [stdout] f987830836f370638692b29a536be1763757e1d5954d8e620757e0c0863395b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c150ec57ac868d251df8f501e58a13f291fc56209e22cc461f080500f836c9b
[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" "5c150ec57ac868d251df8f501e58a13f291fc56209e22cc461f080500f836c9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling lp-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `empty`
[INFO] [stdout]  --> src/util.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::iter::{empty, Peekable};
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TermSeqTry`
[INFO] [stdout]  --> src/conflict.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type TermSeqTry<'a> = Result<TermSeq, Conflict>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TermIter`
[INFO] [stdout]   --> src/grounding.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type TermIter<'a> = Box<dyn Iterator<Item = Term> + 'a>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TermSeq`
[INFO] [stdout]  --> src/program.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type TermSeq = Vec<Term>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "5c150ec57ac868d251df8f501e58a13f291fc56209e22cc461f080500f836c9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c150ec57ac868d251df8f501e58a13f291fc56209e22cc461f080500f836c9b", kill_on_drop: false }`
[INFO] [stdout] 5c150ec57ac868d251df8f501e58a13f291fc56209e22cc461f080500f836c9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b97de0494a5558ce7323fa5e69f7aaf768269f1f40e9899761b6c44947b661a
[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" "9b97de0494a5558ce7323fa5e69f7aaf768269f1f40e9899761b6c44947b661a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `empty`
[INFO] [stderr]  --> src/util.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::iter::{empty, Peekable};
[INFO] [stderr]   |                 ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `TermSeqTry`
[INFO] [stderr]  --> src/conflict.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub type TermSeqTry<'a> = Result<TermSeq, Conflict>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `TermIter`
[INFO] [stderr]   --> src/grounding.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub type TermIter<'a> = Box<dyn Iterator<Item = Term> + 'a>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `TermSeq`
[INFO] [stderr]  --> src/program.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub type TermSeq = Vec<Term>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lp_lang-a1c54644db5c2dd5
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9b97de0494a5558ce7323fa5e69f7aaf768269f1f40e9899761b6c44947b661a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b97de0494a5558ce7323fa5e69f7aaf768269f1f40e9899761b6c44947b661a", kill_on_drop: false }`
[INFO] [stdout] 9b97de0494a5558ce7323fa5e69f7aaf768269f1f40e9899761b6c44947b661a