[INFO] fetching crate riscv-instructions 0.1.0...
[INFO] checking riscv-instructions-0.1.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate riscv-instructions 0.1.0 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate riscv-instructions 0.1.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate riscv-instructions 0.1.0
[INFO] finished tweaking crates.io crate riscv-instructions 0.1.0
[INFO] tweaked toml for crates.io crate riscv-instructions 0.1.0 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded peg v0.6.3
[INFO] [stderr]   Downloaded peg-runtime v0.6.3
[INFO] [stderr]   Downloaded peg-macros v0.6.3
[INFO] [stderr]   Downloaded tex-parser v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90a8514634ef23c9fa37aadbd87cf6ddac42b3f3f0e2045a9a2dcf6557c754b7
[INFO] running `Command { std: "docker" "start" "-a" "90a8514634ef23c9fa37aadbd87cf6ddac42b3f3f0e2045a9a2dcf6557c754b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90a8514634ef23c9fa37aadbd87cf6ddac42b3f3f0e2045a9a2dcf6557c754b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90a8514634ef23c9fa37aadbd87cf6ddac42b3f3f0e2045a9a2dcf6557c754b7", kill_on_drop: false }`
[INFO] [stdout] 90a8514634ef23c9fa37aadbd87cf6ddac42b3f3f0e2045a9a2dcf6557c754b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76c80a7736a1aad68736ed1080981882ac6050954bd4d2ce9483710107434e1f
[INFO] running `Command { std: "docker" "start" "-a" "76c80a7736a1aad68736ed1080981882ac6050954bd4d2ce9483710107434e1f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]     Checking peg v0.6.3
[INFO] [stderr]     Checking tex-parser v0.1.0
[INFO] [stderr]     Checking riscv-instructions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `column_definitions`
[INFO] [stdout]    --> src/ast.rs:833:9
[INFO] [stdout]     |
[INFO] [stdout] 833 |         column_definitions: &[ColumnDefinition],
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_column_definitions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `column_definitions`
[INFO] [stdout]    --> src/ast.rs:833:9
[INFO] [stdout]     |
[INFO] [stdout] 833 |         column_definitions: &[ColumnDefinition],
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_column_definitions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.51s
[INFO] running `Command { std: "docker" "inspect" "76c80a7736a1aad68736ed1080981882ac6050954bd4d2ce9483710107434e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c80a7736a1aad68736ed1080981882ac6050954bd4d2ce9483710107434e1f", kill_on_drop: false }`
[INFO] [stdout] 76c80a7736a1aad68736ed1080981882ac6050954bd4d2ce9483710107434e1f