[INFO] fetching crate calyx-opt 0.4.0...
[INFO] checking calyx-opt-0.4.0 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate calyx-opt 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate calyx-opt 0.4.0 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate calyx-opt 0.4.0
[INFO] finished tweaking crates.io crate calyx-opt 0.4.0
[INFO] tweaked toml for crates.io crate calyx-opt 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4377862bb663f1c2dbf5cce5a5c4818c6394bc387e95774866be0ae1a8725a3
[INFO] running `Command { std: "docker" "start" "-a" "e4377862bb663f1c2dbf5cce5a5c4818c6394bc387e95774866be0ae1a8725a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4377862bb663f1c2dbf5cce5a5c4818c6394bc387e95774866be0ae1a8725a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4377862bb663f1c2dbf5cce5a5c4818c6394bc387e95774866be0ae1a8725a3", kill_on_drop: false }`
[INFO] [stdout] e4377862bb663f1c2dbf5cce5a5c4818c6394bc387e95774866be0ae1a8725a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8eefa17d26f542c81f0536060dd87cbd7ab134b4f3b868830d3d32eba2961a7b
[INFO] running `Command { std: "docker" "start" "-a" "8eefa17d26f542c81f0536060dd87cbd7ab134b4f3b868830d3d32eba2961a7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking boolean_expression v0.4.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking symbol_table v0.3.0
[INFO] [stderr]     Checking petgraph v0.6.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking string-interner v0.14.0
[INFO] [stderr]     Checking calyx-utils v0.4.0
[INFO] [stderr]    Compiling pest v2.7.2
[INFO] [stderr]    Compiling pest_consume_macros v1.1.0
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling pest_meta v2.7.2
[INFO] [stderr]    Compiling pest_generator v2.7.2
[INFO] [stderr]    Compiling pest_derive v2.7.2
[INFO] [stderr]     Checking pest_consume v1.1.3
[INFO] [stderr]     Checking calyx-frontend v0.4.0
[INFO] [stderr]     Checking calyx-ir v0.4.0
[INFO] [stderr]     Checking calyx-opt v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/passes/hole_inliner.rs:202:42
[INFO] [stdout]     |
[INFO] [stdout] 202 |         assignments.iter_mut().for_each(|mut asgn| {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/passes/hole_inliner.rs:202:42
[INFO] [stdout]     |
[INFO] [stdout] 202 |         assignments.iter_mut().for_each(|mut asgn| {
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.83s
[INFO] running `Command { std: "docker" "inspect" "8eefa17d26f542c81f0536060dd87cbd7ab134b4f3b868830d3d32eba2961a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eefa17d26f542c81f0536060dd87cbd7ab134b4f3b868830d3d32eba2961a7b", kill_on_drop: false }`
[INFO] [stdout] 8eefa17d26f542c81f0536060dd87cbd7ab134b4f3b868830d3d32eba2961a7b
