[INFO] cloning repository https://github.com/thokjo12/fuzzy-reasoning-mamdani
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thokjo12/fuzzy-reasoning-mamdani" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthokjo12%2Ffuzzy-reasoning-mamdani", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthokjo12%2Ffuzzy-reasoning-mamdani'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb181161df680e0ef40228cc9aae4d99782a19c8
[INFO] testing thokjo12/fuzzy-reasoning-mamdani against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthokjo12%2Ffuzzy-reasoning-mamdani" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thokjo12/fuzzy-reasoning-mamdani on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thokjo12/fuzzy-reasoning-mamdani
[INFO] finished tweaking git repo https://github.com/thokjo12/fuzzy-reasoning-mamdani
[INFO] tweaked toml for git repo https://github.com/thokjo12/fuzzy-reasoning-mamdani written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/thokjo12/fuzzy-reasoning-mamdani already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed13909f06aaceede082120bb639cdc5a5b795998b78781811638562eb247deb
[INFO] running `Command { std: "docker" "start" "-a" "ed13909f06aaceede082120bb639cdc5a5b795998b78781811638562eb247deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed13909f06aaceede082120bb639cdc5a5b795998b78781811638562eb247deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed13909f06aaceede082120bb639cdc5a5b795998b78781811638562eb247deb", kill_on_drop: false }`
[INFO] [stdout] ed13909f06aaceede082120bb639cdc5a5b795998b78781811638562eb247deb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 298faadfa77ed10cd2676d39ba11094da81b3a24aada0209f7eb4b911aafd2b5
[INFO] running `Command { std: "docker" "start" "-a" "298faadfa77ed10cd2676d39ba11094da81b3a24aada0209f7eb4b911aafd2b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling fuzzy-reasoning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/fuzzy_structures.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let mut value: f64 = 0.0;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/fuzzy_structures.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut value: f64 = 0.0;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `contains` is never read
[INFO] [stdout]    --> src/fuzzy_structures.rs:179:17
[INFO] [stdout]     |
[INFO] [stdout] 179 |         let mut contains = false;
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "298faadfa77ed10cd2676d39ba11094da81b3a24aada0209f7eb4b911aafd2b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "298faadfa77ed10cd2676d39ba11094da81b3a24aada0209f7eb4b911aafd2b5", kill_on_drop: false }`
[INFO] [stdout] 298faadfa77ed10cd2676d39ba11094da81b3a24aada0209f7eb4b911aafd2b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 931ca724e25c6ec243ce23de8809a6b81da3180fbb5e9b54b65b7b7b29b5f637
[INFO] running `Command { std: "docker" "start" "-a" "931ca724e25c6ec243ce23de8809a6b81da3180fbb5e9b54b65b7b7b29b5f637", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fuzzy-reasoning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/fuzzy_structures.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let mut value: f64 = 0.0;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/fuzzy_structures.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut value: f64 = 0.0;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `contains` is never read
[INFO] [stdout]    --> src/fuzzy_structures.rs:179:17
[INFO] [stdout]     |
[INFO] [stdout] 179 |         let mut contains = false;
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "931ca724e25c6ec243ce23de8809a6b81da3180fbb5e9b54b65b7b7b29b5f637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "931ca724e25c6ec243ce23de8809a6b81da3180fbb5e9b54b65b7b7b29b5f637", kill_on_drop: false }`
[INFO] [stdout] 931ca724e25c6ec243ce23de8809a6b81da3180fbb5e9b54b65b7b7b29b5f637
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e39aae3cdcecf4fc2b2dad9761766036469ef7dce77292d34a7c3ef303c91ed2
[INFO] running `Command { std: "docker" "start" "-a" "e39aae3cdcecf4fc2b2dad9761766036469ef7dce77292d34a7c3ef303c91ed2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: value assigned to `value` is never read
[INFO] [stderr]    --> src/fuzzy_structures.rs:123:17
[INFO] [stderr]     |
[INFO] [stderr] 123 |         let mut value: f64 = 0.0;
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `value` is never read
[INFO] [stderr]    --> src/fuzzy_structures.rs:151:17
[INFO] [stderr]     |
[INFO] [stderr] 151 |         let mut value: f64 = 0.0;
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `contains` is never read
[INFO] [stderr]    --> src/fuzzy_structures.rs:179:17
[INFO] [stderr]     |
[INFO] [stderr] 179 |         let mut contains = false;
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `fuzzy-reasoning` (bin "fuzzy-reasoning" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.41s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fuzzy_reasoning-3d0e33c8a1319f31)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e39aae3cdcecf4fc2b2dad9761766036469ef7dce77292d34a7c3ef303c91ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e39aae3cdcecf4fc2b2dad9761766036469ef7dce77292d34a7c3ef303c91ed2", kill_on_drop: false }`
[INFO] [stdout] e39aae3cdcecf4fc2b2dad9761766036469ef7dce77292d34a7c3ef303c91ed2