[INFO] updating cached repository https://github.com/Ajhaa/script-language
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8153be3e90d1dc477cf35ccd4f19fb5ad43596cb
[INFO] checking Ajhaa/script-language/8153be3e90d1dc477cf35ccd4f19fb5ad43596cb against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAjhaa%2Fscript-language" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ajhaa/script-language on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ajhaa/script-language
[INFO] finished tweaking git repo https://github.com/Ajhaa/script-language
[INFO] tweaked toml for git repo https://github.com/Ajhaa/script-language written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Ajhaa/script-language 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" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c2e5952c32b7841bac148597a621ffac9d2f56d7ec9486eef491c5d66c3c3f1
[INFO] running `Command { std: "docker" "start" "-a" "5c2e5952c32b7841bac148597a621ffac9d2f56d7ec9486eef491c5d66c3c3f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c2e5952c32b7841bac148597a621ffac9d2f56d7ec9486eef491c5d66c3c3f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c2e5952c32b7841bac148597a621ffac9d2f56d7ec9486eef491c5d66c3c3f1", kill_on_drop: false }`
[INFO] [stdout] 5c2e5952c32b7841bac148597a621ffac9d2f56d7ec9486eef491c5d66c3c3f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d771700b5fc820fc70d59ab9cb594dabe12c069bc832ef03bbe138f30e59f3c3
[INFO] running `Command { std: "docker" "start" "-a" "d771700b5fc820fc70d59ab9cb594dabe12c069bc832ef03bbe138f30e59f3c3", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking script-language v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `might_be` is never used
[INFO] [stdout]   --> src/token.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub trait TokenTrait {
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] 91 |     fn should_be(&self, other: TokenType) -> Result<(), ParserError>;
[INFO] [stdout] 92 |     fn might_be(&self, other: TokenType) -> Option<()>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/interpreter/mod.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         stmt.assignee.assign(self, value);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let _ = stmt.assignee.assign(self, value);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `might_be` is never used
[INFO] [stdout]   --> src/token.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub trait TokenTrait {
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] 91 |     fn should_be(&self, other: TokenType) -> Result<(), ParserError>;
[INFO] [stdout] 92 |     fn might_be(&self, other: TokenType) -> Option<()>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/interpreter/mod.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         stmt.assignee.assign(self, value);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let _ = stmt.assignee.assign(self, value);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "d771700b5fc820fc70d59ab9cb594dabe12c069bc832ef03bbe138f30e59f3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d771700b5fc820fc70d59ab9cb594dabe12c069bc832ef03bbe138f30e59f3c3", kill_on_drop: false }`
[INFO] [stdout] d771700b5fc820fc70d59ab9cb594dabe12c069bc832ef03bbe138f30e59f3c3