[INFO] cloning repository https://github.com/benny-action/wf-c
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benny-action/wf-c" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenny-action%2Fwf-c", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenny-action%2Fwf-c'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9cda3e8111672bcb4fcfbd7a41a28738c9f6e4b1
[INFO] fixing benny-action/wf-c against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenny-action%2Fwf-c" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/benny-action/wf-c
[INFO] finished tweaking git repo https://github.com/benny-action/wf-c
[INFO] tweaked toml for git repo https://github.com/benny-action/wf-c written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/benny-action/wf-c on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/benny-action/wf-c 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d8dc86069eb2f17d4dbc537b2bcc4312b2c58a1764df600ef769699480c6c6de
[INFO] running `Command { std: "docker" "start" "d8dc86069eb2f17d4dbc537b2bcc4312b2c58a1764df600ef769699480c6c6de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d8dc86069eb2f17d4dbc537b2bcc4312b2c58a1764df600ef769699480c6c6de" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8dc86069eb2f17d4dbc537b2bcc4312b2c58a1764df600ef769699480c6c6de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d8dc86069eb2f17d4dbc537b2bcc4312b2c58a1764df600ef769699480c6c6de" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:410:64
[INFO] [stdout]     |
[INFO] [stdout] 403 |     let tile_to_id = |tile: &TileType| match tile {
[INFO] [stdout]     |                      ----------------- the found closure
[INFO] [stdout] ...
[INFO] [stdout] 410 |     let superposition_grid = build_adjacency_rules(input_grid, tile_to_id);
[INFO] [stdout]     |                              ---------------------             ^^^^^^^^^^ expected `&dyn Fn(&TileType) -> usize`, found closure
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              arguments to this function are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&dyn for<'a> Fn(&'a TileType) -> usize`
[INFO] [stdout]                  found closure `{closure@src/main.rs:403:22: 403:39}`
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> src/main.rs:364:8
[INFO] [stdout]     |
[INFO] [stdout] 364 | pub fn build_adjacency_rules(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 365 |     input_grid: &Vec<Vec<TileType>>,
[INFO] [stdout] 366 |     tile_to_id: &dyn Fn(&TileType) -> usize,
[INFO] [stdout]     |     ---------------------------------------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 410 |     let superposition_grid = build_adjacency_rules(input_grid, &tile_to_id);
[INFO] [stdout]     |                                                                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:410:64
[INFO] [stdout]     |
[INFO] [stdout] 403 |     let tile_to_id = |tile: &TileType| match tile {
[INFO] [stdout]     |                      ----------------- the found closure
[INFO] [stdout] ...
[INFO] [stdout] 410 |     let superposition_grid = build_adjacency_rules(input_grid, tile_to_id);
[INFO] [stdout]     |                              ---------------------             ^^^^^^^^^^ expected `&dyn Fn(&TileType) -> usize`, found closure
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              arguments to this function are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&dyn for<'a> Fn(&'a TileType) -> usize`
[INFO] [stdout]                  found closure `{closure@src/main.rs:403:22: 403:39}`
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> src/main.rs:364:8
[INFO] [stdout]     |
[INFO] [stdout] 364 | pub fn build_adjacency_rules(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 365 |     input_grid: &Vec<Vec<TileType>>,
[INFO] [stdout] 366 |     tile_to_id: &dyn Fn(&TileType) -> usize,
[INFO] [stdout]     |     ---------------------------------------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 410 |     let superposition_grid = build_adjacency_rules(input_grid, &tile_to_id);
[INFO] [stdout]     |                                                                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:354:9
[INFO] [stdout]     |
[INFO] [stdout] 354 |     let mut superposition_grid: Vec<Vec<SuperpositionState>> = (0..rows)
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tile_to_id`
[INFO] [stdout]    --> src/main.rs:342:5
[INFO] [stdout]     |
[INFO] [stdout] 342 |     tile_to_id: &dyn Fn(&TileType) -> usize,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tile_to_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:354:9
[INFO] [stdout]     |
[INFO] [stdout] 354 |     let mut superposition_grid: Vec<Vec<SuperpositionState>> = (0..rows)
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tile_to_id`
[INFO] [stdout]    --> src/main.rs:342:5
[INFO] [stdout]     |
[INFO] [stdout] 342 |     tile_to_id: &dyn Fn(&TileType) -> usize,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tile_to_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:431:9
[INFO] [stdout]     |
[INFO] [stdout] 431 |     let mut supr_state = SuperpositionState::new(256);
[INFO] [stdout]     |         ----^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `supr_state`
[INFO] [stdout]    --> src/main.rs:431:9
[INFO] [stdout]     |
[INFO] [stdout] 431 |     let mut supr_state = SuperpositionState::new(256);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_supr_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:431:9
[INFO] [stdout]     |
[INFO] [stdout] 431 |     let mut supr_state = SuperpositionState::new(256);
[INFO] [stdout]     |         ----^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wavefuction_collapse` (bin "wavefuction_collapse" test) due to 1 previous error; 6 warnings emitted
[INFO] [stdout] warning: unused variable: `supr_state`
[INFO] [stdout]    --> src/main.rs:431:9
[INFO] [stdout]     |
[INFO] [stdout] 431 |     let mut supr_state = SuperpositionState::new(256);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_supr_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wavefuction_collapse` (bin "wavefuction_collapse") due to 1 previous error; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d8dc86069eb2f17d4dbc537b2bcc4312b2c58a1764df600ef769699480c6c6de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8dc86069eb2f17d4dbc537b2bcc4312b2c58a1764df600ef769699480c6c6de", kill_on_drop: false }`
[INFO] [stdout] d8dc86069eb2f17d4dbc537b2bcc4312b2c58a1764df600ef769699480c6c6de
