[INFO] cloning repository https://github.com/erihsu/SymCTS-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erihsu/SymCTS-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferihsu%2FSymCTS-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferihsu%2FSymCTS-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffc4346935dd0d3139d91398ee45f7537425ebad
[INFO] checking erihsu/SymCTS-rs against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferihsu%2FSymCTS-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erihsu/SymCTS-rs on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/erihsu/SymCTS-rs
[INFO] finished tweaking git repo https://github.com/erihsu/SymCTS-rs
[INFO] tweaked toml for git repo https://github.com/erihsu/SymCTS-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/erihsu/SymCTS-rs 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/erihsu/cts-plugin`
[INFO] [stderr]     Updating git repository `https://github.com/erihsu/mincost`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dtoa v0.4.8
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.27
[INFO] [stderr]   Downloaded serde_yaml v0.8.17
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[INFO] [stderr]   Downloaded ppv-lite86 v0.2.10
[INFO] [stderr]   Downloaded thiserror-impl v1.0.25
[INFO] [stderr]   Downloaded thiserror v1.0.25
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded cc v1.0.67
[INFO] [stderr]   Downloaded rand v0.8.3
[INFO] [stderr]   Downloaded syn v1.0.72
[INFO] [stderr]   Downloaded libc v0.2.93
[INFO] [stderr]   Downloaded serde_derive v1.0.125
[INFO] [stderr]   Downloaded rand_core v0.6.2
[INFO] [stderr]   Downloaded rand_hc v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96700b382689c4b41d4dadafb16df49b0f4411d74a5312b0c67133ab70d1342c
[INFO] running `Command { std: "docker" "start" "-a" "96700b382689c4b41d4dadafb16df49b0f4411d74a5312b0c67133ab70d1342c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96700b382689c4b41d4dadafb16df49b0f4411d74a5312b0c67133ab70d1342c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96700b382689c4b41d4dadafb16df49b0f4411d74a5312b0c67133ab70d1342c", kill_on_drop: false }`
[INFO] [stdout] 96700b382689c4b41d4dadafb16df49b0f4411d74a5312b0c67133ab70d1342c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac876a1990e472d4b7392f20f29ffcedf9d244e75c63e4bf996cf632126a3932
[INFO] running `Command { std: "docker" "start" "-a" "ac876a1990e472d4b7392f20f29ffcedf9d244e75c63e4bf996cf632126a3932", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking mincost v0.1.0 (https://github.com/erihsu/mincost?tag=v0.0.1#ebe597f1)
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking cts-plugin v0.1.0 (https://github.com/erihsu/cts-plugin?rev=c9f4275#c9f42750)
[INFO] [stderr]     Checking sym-cts-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected type, found `)`
[INFO] [stdout]    --> src/model/mod.rs:174:29
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn init_from_json(value:) -> Self {
[INFO] [stdout]     |                             ^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected type, found `)`
[INFO] [stdout]    --> src/model/mod.rs:174:29
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn init_from_json(value:) -> Self {
[INFO] [stdout]     |                             ^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]    --> src/model/mod.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 | use std::iter::Iterator;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `Iterator` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::result::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Result` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]    --> src/model/mod.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 | use std::iter::Iterator;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `Iterator` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::result::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Result` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model/mod.rs:174:34
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn init_from_json(value:) -> Self {
[INFO] [stdout]     |        --------------            ^^^^ expected `LutModel`, found `()`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model/mod.rs:174:34
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn init_from_json(value:) -> Self {
[INFO] [stdout]     |        --------------            ^^^^ expected `LutModel`, found `()`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model/mod.rs:178:46
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn get_value(index_1:f32,index_2:f32) -> f32 {
[INFO] [stdout]     |        ---------                             ^^^ expected `f32`, found `()`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]     |
[INFO] [stdout] note: consider returning one of these bindings
[INFO] [stdout]    --> src/model/mod.rs:178:18
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn get_value(index_1:f32,index_2:f32) -> f32 {
[INFO] [stdout]     |                  ^^^^^^^     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model/mod.rs:178:46
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn get_value(index_1:f32,index_2:f32) -> f32 {
[INFO] [stdout]     |        ---------                             ^^^ expected `f32`, found `()`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]     |
[INFO] [stdout] note: consider returning one of these bindings
[INFO] [stdout]    --> src/model/mod.rs:178:18
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn get_value(index_1:f32,index_2:f32) -> f32 {
[INFO] [stdout]     |                  ^^^^^^^     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/model/mod.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut node = &mut self.nodes[node_idx];
[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/model/mod.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut node = &mut self.nodes[node_idx];
[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: unused variable: `solution`
[INFO] [stdout]   --> src/stage/buffering.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let fitness = |solution: &Individual<u8>| -> f32 { 0.0 };
[INFO] [stdout]    |                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_solution`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solution`
[INFO] [stdout]   --> src/stage/buffering.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let fitness = |solution: &Individual<u8>| -> f32 { 0.0 };
[INFO] [stdout]    |                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_solution`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut my_design = load_design(plugin_cfg_path, design_cfg_path)?;
[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/lib.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut my_design = load_design(plugin_cfg_path, design_cfg_path)?;
[INFO] [stdout]    |         ----^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sym-cts-rs` (lib test) due to 4 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `sym-cts-rs` (lib) due to 4 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ac876a1990e472d4b7392f20f29ffcedf9d244e75c63e4bf996cf632126a3932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac876a1990e472d4b7392f20f29ffcedf9d244e75c63e4bf996cf632126a3932", kill_on_drop: false }`
[INFO] [stdout] ac876a1990e472d4b7392f20f29ffcedf9d244e75c63e4bf996cf632126a3932