[INFO] fetching crate tree-sitter-graph 0.10.4...
[INFO] checking tree-sitter-graph-0.10.4 against master#6fc0273b5a57eb78cc00841181113fda3e509478 for pr-112842
[INFO] extracting crate tree-sitter-graph 0.10.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate tree-sitter-graph 0.10.4 on toolchain 6fc0273b5a57eb78cc00841181113fda3e509478
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6fc0273b5a57eb78cc00841181113fda3e509478" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tree-sitter-graph 0.10.4
[INFO] finished tweaking crates.io crate tree-sitter-graph 0.10.4
[INFO] tweaked toml for crates.io crate tree-sitter-graph 0.10.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate tree-sitter-graph 0.10.4 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" "+6fc0273b5a57eb78cc00841181113fda3e509478" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tree-sitter-tags v0.20.2
[INFO] [stderr]   Downloaded tree-sitter-highlight v0.20.1
[INFO] [stderr]   Downloaded tree-sitter-loader v0.19.0
[INFO] [stderr]   Downloaded tree-sitter-config v0.19.0
[INFO] [stderr]   Downloaded tree-sitter-python v0.19.1
[INFO] [stderr]   Downloaded string-interner v0.12.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+6fc0273b5a57eb78cc00841181113fda3e509478" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5110e991e21d4bbcbda67826a149ea0b89baa6c6d3805bf51178154e84f30beb
[INFO] running `Command { std: "docker" "start" "-a" "5110e991e21d4bbcbda67826a149ea0b89baa6c6d3805bf51178154e84f30beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5110e991e21d4bbcbda67826a149ea0b89baa6c6d3805bf51178154e84f30beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5110e991e21d4bbcbda67826a149ea0b89baa6c6d3805bf51178154e84f30beb", kill_on_drop: false }`
[INFO] [stdout] 5110e991e21d4bbcbda67826a149ea0b89baa6c6d3805bf51178154e84f30beb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+6fc0273b5a57eb78cc00841181113fda3e509478" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc956cbca888bf3eb0d805c2f6513e6858b2a5cbed7426fcb80b822c4c5b118b
[INFO] running `Command { std: "docker" "start" "-a" "cc956cbca888bf3eb0d805c2f6513e6858b2a5cbed7426fcb80b822c4c5b118b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling tree-sitter v0.20.10
[INFO] [stderr]    Compiling tree-sitter-python v0.19.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]     Checking regex v1.8.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking string-interner v0.12.2
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stderr]     Checking tree-sitter-graph v0.10.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/variables.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut variable = o.get_mut();
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/variables.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut variable = o.get_mut();
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `Command { std: "docker" "inspect" "cc956cbca888bf3eb0d805c2f6513e6858b2a5cbed7426fcb80b822c4c5b118b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc956cbca888bf3eb0d805c2f6513e6858b2a5cbed7426fcb80b822c4c5b118b", kill_on_drop: false }`
[INFO] [stdout] cc956cbca888bf3eb0d805c2f6513e6858b2a5cbed7426fcb80b822c4c5b118b