[INFO] cloning repository https://github.com/looplanguage/loop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/looplanguage/loop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flooplanguage%2Floop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flooplanguage%2Floop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6faf86662342266be24625820f7d84fa7f001e7
[INFO] checking looplanguage/loop against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flooplanguage%2Floop" "/workspace/builds/worker-70/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-70/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/looplanguage/loop on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/looplanguage/loop
[INFO] finished tweaking git repo https://github.com/looplanguage/loop
[INFO] tweaked toml for git repo https://github.com/looplanguage/loop written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] crate git repo https://github.com/looplanguage/loop already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13427bfc2c737b6e426b9de32af8bfe187b55da43b2bec2550af9d96dbf4e5ac
[INFO] running `Command { std: "docker" "start" "-a" "13427bfc2c737b6e426b9de32af8bfe187b55da43b2bec2550af9d96dbf4e5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13427bfc2c737b6e426b9de32af8bfe187b55da43b2bec2550af9d96dbf4e5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13427bfc2c737b6e426b9de32af8bfe187b55da43b2bec2550af9d96dbf4e5ac", kill_on_drop: false }`
[INFO] [stdout] 13427bfc2c737b6e426b9de32af8bfe187b55da43b2bec2550af9d96dbf4e5ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2bed35eec74bcfd8cc9928549eb33f547cad1586b2150fac84ccfa997bf72c1
[INFO] running `Command { std: "docker" "start" "-a" "f2bed35eec74bcfd8cc9928549eb33f547cad1586b2150fac84ccfa997bf72c1", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]     Checking rustyline v9.0.0
[INFO] [stderr]     Checking thiserror v1.0.30
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[INFO] [stderr]     Checking sentry-panic v0.23.0
[INFO] [stderr]     Checking sentry v0.23.0
[INFO] [stderr]     Checking loop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::parser::expression::boolean::Boolean`
[INFO] [stdout]  --> src/parser/test/tests.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use crate::parser::expression::boolean::Boolean;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::expression::conditional::Conditional`
[INFO] [stdout]  --> src/parser/test/tests.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     use crate::parser::expression::conditional::Conditional;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::program::Node`
[INFO] [stdout]   --> src/parser/test/tests.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     use crate::parser::program::Node;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/compiler/tests.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         comp.compile(program);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/compiler/tests.rs:284:9
[INFO] [stdout]     |
[INFO] [stdout] 284 |         comp.compile(program);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 24s
[INFO] running `Command { std: "docker" "inspect" "f2bed35eec74bcfd8cc9928549eb33f547cad1586b2150fac84ccfa997bf72c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2bed35eec74bcfd8cc9928549eb33f547cad1586b2150fac84ccfa997bf72c1", kill_on_drop: false }`
[INFO] [stdout] f2bed35eec74bcfd8cc9928549eb33f547cad1586b2150fac84ccfa997bf72c1