[INFO] cloning repository https://github.com/Brandhoej/perfdar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Brandhoej/perfdar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrandhoej%2Fperfdar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrandhoej%2Fperfdar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e38628c5591134b5ff4c9ad500e456aa58b4146a
[INFO] checking Brandhoej/perfdar against try#44f3504e96c944ae54fc72b5f5008f53f7eda001 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrandhoej%2Fperfdar" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Brandhoej/perfdar on toolchain 44f3504e96c944ae54fc72b5f5008f53f7eda001
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Brandhoej/perfdar
[INFO] finished tweaking git repo https://github.com/Brandhoej/perfdar
[INFO] tweaked toml for git repo https://github.com/Brandhoej/perfdar written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Brandhoej/perfdar 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" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 376b5b5f7f495ec5771766fddd699d62862d986eb2864e968f8a39f378d011b9
[INFO] running `Command { std: "docker" "start" "-a" "376b5b5f7f495ec5771766fddd699d62862d986eb2864e968f8a39f378d011b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "376b5b5f7f495ec5771766fddd699d62862d986eb2864e968f8a39f378d011b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "376b5b5f7f495ec5771766fddd699d62862d986eb2864e968f8a39f378d011b9", kill_on_drop: false }`
[INFO] [stdout] 376b5b5f7f495ec5771766fddd699d62862d986eb2864e968f8a39f378d011b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14a29c6e7c60c2c4c78828507ab18cd71855dc7d4877ad5f8fa3b1236030c6bc
[INFO] running `Command { std: "docker" "start" "-a" "14a29c6e7c60c2c4c78828507ab18cd71855dc7d4877ad5f8fa3b1236030c6bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking perfdar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: named argument `automaton` is not used by name
[INFO] [stdout]   --> src/automatom/error.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |     #[error("Automaton {automaton:} has too many initial locations: {:?}")]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----^
[INFO] [stdout]    |             |                                                       |
[INFO] [stdout]    |             |                                                       this formatting argument uses named argument `automaton` by position
[INFO] [stdout]    |             this named argument is referred to by position in formatting string
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 20 |     #[error("Automaton {automaton:} has too many initial locations: {automaton:?}")]
[INFO] [stdout]    |                                                                      +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hash_set::Intersection`
[INFO] [stdout]  --> src/automatom/conjunction.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{hash_set::Intersection, HashSet};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `automaton` is not used by name
[INFO] [stdout]   --> src/automatom/error.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |     #[error("Automaton {automaton:} has too many initial locations: {:?}")]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----^
[INFO] [stdout]    |             |                                                       |
[INFO] [stdout]    |             |                                                       this formatting argument uses named argument `automaton` by position
[INFO] [stdout]    |             this named argument is referred to by position in formatting string
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 20 |     #[error("Automaton {automaton:} has too many initial locations: {automaton:?}")]
[INFO] [stdout]    |                                                                      +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hash_set::Intersection`
[INFO] [stdout]  --> src/automatom/conjunction.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{hash_set::Intersection, HashSet};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `locations`
[INFO] [stdout]   --> src/automatom/conjunction.rs:54:26
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn combine_locations(locations: &Vec<Location>) -> Location {
[INFO] [stdout]    |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_locations`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `locations`
[INFO] [stdout]   --> src/automatom/conjunction.rs:54:26
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn combine_locations(locations: &Vec<Location>) -> Location {
[INFO] [stdout]    |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_locations`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/automatom/conjunction.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Conjunction<'a> {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 9  |     automata: Vec<&'a Automaton>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     locations: HashSet<Location>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 11 |     edges: HashSet<Edge>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 12 |     actions: HashSet<Channel>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 13 |     inputs: HashSet<Channel>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 14 |     outputs: HashSet<Channel>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 15 |     initial: Location,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 16 |     initial_environment: Environment,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Conjunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `combine_locations` is never used
[INFO] [stdout]   --> src/automatom/conjunction.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<'a> Conjunction<'a> {
[INFO] [stdout]    | ------------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 |     fn combine_locations(locations: &Vec<Location>) -> Location {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/automatom/conjunction.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Conjunction<'a> {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 9  |     automata: Vec<&'a Automaton>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     locations: HashSet<Location>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 11 |     edges: HashSet<Edge>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 12 |     actions: HashSet<Channel>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 13 |     inputs: HashSet<Channel>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 14 |     outputs: HashSet<Channel>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 15 |     initial: Location,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 16 |     initial_environment: Environment,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Conjunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `combine_locations` is never used
[INFO] [stdout]   --> src/automatom/conjunction.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<'a> Conjunction<'a> {
[INFO] [stdout]    | ------------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 |     fn combine_locations(locations: &Vec<Location>) -> Location {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `Command { std: "docker" "inspect" "14a29c6e7c60c2c4c78828507ab18cd71855dc7d4877ad5f8fa3b1236030c6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14a29c6e7c60c2c4c78828507ab18cd71855dc7d4877ad5f8fa3b1236030c6bc", kill_on_drop: false }`
[INFO] [stdout] 14a29c6e7c60c2c4c78828507ab18cd71855dc7d4877ad5f8fa3b1236030c6bc
