[INFO] fetching crate cnfgen 0.2.2...
[INFO] checking cnfgen-0.2.2 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate cnfgen 0.2.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate cnfgen 0.2.2 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 cnfgen 0.2.2
[INFO] finished tweaking crates.io crate cnfgen 0.2.2
[INFO] tweaked toml for crates.io crate cnfgen 0.2.2 written to /workspace/builds/worker-2-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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b8eab0b012b75fe9eebdb37e54807daddacbe7a9d98569fcdfe93ecfbfe50a94
[INFO] running `Command { std: "docker" "start" "-a" "b8eab0b012b75fe9eebdb37e54807daddacbe7a9d98569fcdfe93ecfbfe50a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8eab0b012b75fe9eebdb37e54807daddacbe7a9d98569fcdfe93ecfbfe50a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8eab0b012b75fe9eebdb37e54807daddacbe7a9d98569fcdfe93ecfbfe50a94", kill_on_drop: false }`
[INFO] [stdout] b8eab0b012b75fe9eebdb37e54807daddacbe7a9d98569fcdfe93ecfbfe50a94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 71852cfec91a5d1ef03e9412e2167429575e5ce93fdc5d2aad03c0cc97ce97b1
[INFO] running `Command { std: "docker" "start" "-a" "71852cfec91a5d1ef03e9412e2167429575e5ce93fdc5d2aad03c0cc97ce97b1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking itoap v1.0.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking thiserror v1.0.44
[INFO] [stderr]     Checking cnfgen v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/dynintexpr/arith.rs:482:22
[INFO] [stdout]     |
[INFO] [stdout] 482 |                 ites[(i << 1)].clone(),
[INFO] [stdout]     |                      ^      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 482 -                 ites[(i << 1)].clone(),
[INFO] [stdout] 482 +                 ites[i << 1].clone(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/intexpr/mod.rs:584:22
[INFO] [stdout]     |
[INFO] [stdout] 584 |                 ites[(i << 1)].clone(),
[INFO] [stdout]     |                      ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 584 -                 ites[(i << 1)].clone(),
[INFO] [stdout] 584 +                 ites[i << 1].clone(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/dynintexpr/arith.rs:482:22
[INFO] [stdout]     |
[INFO] [stdout] 482 |                 ites[(i << 1)].clone(),
[INFO] [stdout]     |                      ^      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 482 -                 ites[(i << 1)].clone(),
[INFO] [stdout] 482 +                 ites[i << 1].clone(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/intexpr/mod.rs:584:22
[INFO] [stdout]     |
[INFO] [stdout] 584 |                 ites[(i << 1)].clone(),
[INFO] [stdout]     |                      ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 584 -                 ites[(i << 1)].clone(),
[INFO] [stdout] 584 +                 ites[i << 1].clone(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/intexpr/mod.rs:903:24
[INFO] [stdout]     |
[INFO] [stdout] 903 |                 values[(i << 1)].clone(),
[INFO] [stdout]     |                        ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 903 -                 values[(i << 1)].clone(),
[INFO] [stdout] 903 +                 values[i << 1].clone(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/intexpr/mod.rs:911:26
[INFO] [stdout]     |
[INFO] [stdout] 911 |                 selects0[(i << 1)].clone(),
[INFO] [stdout]     |                          ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 911 -                 selects0[(i << 1)].clone(),
[INFO] [stdout] 911 +                 selects0[i << 1].clone(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/intexpr/mod.rs:919:26
[INFO] [stdout]     |
[INFO] [stdout] 919 |                 selects1[(i << 1)].clone(),
[INFO] [stdout]     |                          ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 919 -                 selects1[(i << 1)].clone(),
[INFO] [stdout] 919 +                 selects1[i << 1].clone(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/intexpr/mod.rs:927:26
[INFO] [stdout]     |
[INFO] [stdout] 927 |                 selects2[(i << 1)].clone(),
[INFO] [stdout]     |                          ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 927 -                 selects2[(i << 1)].clone(),
[INFO] [stdout] 927 +                 selects2[i << 1].clone(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/boolexpr_creator.rs:379:17
[INFO] [stdout]     |
[INFO] [stdout] 379 |             let mut top = stack.last_mut().unwrap();
[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/boolexpr_creator.rs:620:21
[INFO] [stdout]     |
[INFO] [stdout] 620 |                 let mut top = stack.last_mut().unwrap();
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/boolexpr_creator.rs:699:21
[INFO] [stdout]     |
[INFO] [stdout] 699 |                 let mut top = stack.last_mut().unwrap();
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/boolexpr_creator.rs:700:21
[INFO] [stdout]     |
[INFO] [stdout] 700 |                 let mut dep_node = dep_nodes.get_mut(top.node_index).unwrap();
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/boolexpr_creator.rs:379:17
[INFO] [stdout]     |
[INFO] [stdout] 379 |             let mut top = stack.last_mut().unwrap();
[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/boolexpr_creator.rs:620:21
[INFO] [stdout]     |
[INFO] [stdout] 620 |                 let mut top = stack.last_mut().unwrap();
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/boolexpr_creator.rs:699:21
[INFO] [stdout]     |
[INFO] [stdout] 699 |                 let mut top = stack.last_mut().unwrap();
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/boolexpr_creator.rs:700:21
[INFO] [stdout]     |
[INFO] [stdout] 700 |                 let mut dep_node = dep_nodes.get_mut(top.node_index).unwrap();
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.30s
[INFO] running `Command { std: "docker" "inspect" "71852cfec91a5d1ef03e9412e2167429575e5ce93fdc5d2aad03c0cc97ce97b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71852cfec91a5d1ef03e9412e2167429575e5ce93fdc5d2aad03c0cc97ce97b1", kill_on_drop: false }`
[INFO] [stdout] 71852cfec91a5d1ef03e9412e2167429575e5ce93fdc5d2aad03c0cc97ce97b1
