[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 beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthokjo12%2Ffuzzy-reasoning-mamdani" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thokjo12/fuzzy-reasoning-mamdani on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-3/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" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f9712c505ffee63c686ae8afcee328e2ae65803ac6a451de2a08e13ebf8d4cf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f9712c505ffee63c686ae8afcee328e2ae65803ac6a451de2a08e13ebf8d4cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f9712c505ffee63c686ae8afcee328e2ae65803ac6a451de2a08e13ebf8d4cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f9712c505ffee63c686ae8afcee328e2ae65803ac6a451de2a08e13ebf8d4cf", kill_on_drop: false }`
[INFO] [stdout] 0f9712c505ffee63c686ae8afcee328e2ae65803ac6a451de2a08e13ebf8d4cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a393878c43874dd98c1dc6057dbb8d3090d944158261815cf41d4eefdac5aa06
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a393878c43874dd98c1dc6057dbb8d3090d944158261815cf41d4eefdac5aa06", 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:123:13
[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:151:13
[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:179:13
[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 1.13s
[INFO] running `Command { std: "docker" "inspect" "a393878c43874dd98c1dc6057dbb8d3090d944158261815cf41d4eefdac5aa06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a393878c43874dd98c1dc6057dbb8d3090d944158261815cf41d4eefdac5aa06", kill_on_drop: false }`
[INFO] [stdout] a393878c43874dd98c1dc6057dbb8d3090d944158261815cf41d4eefdac5aa06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48b304c053fa22d5d0e0eaaac283760e056a18af1f01494d288c43fba0729adb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "48b304c053fa22d5d0e0eaaac283760e056a18af1f01494d288c43fba0729adb", 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:123:13
[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:151:13
[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:179:13
[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 0.66s
[INFO] running `Command { std: "docker" "inspect" "48b304c053fa22d5d0e0eaaac283760e056a18af1f01494d288c43fba0729adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48b304c053fa22d5d0e0eaaac283760e056a18af1f01494d288c43fba0729adb", kill_on_drop: false }`
[INFO] [stdout] 48b304c053fa22d5d0e0eaaac283760e056a18af1f01494d288c43fba0729adb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 92343ead72ded7b553bf7b3e24813a8096895e0bd1d64da314385ae2fef9eaae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "92343ead72ded7b553bf7b3e24813a8096895e0bd1d64da314385ae2fef9eaae", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `value` is never read
[INFO] [stderr]    --> src/fuzzy_structures.rs:123:13
[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:151:13
[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:179:13
[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: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fuzzy_reasoning-3b1669168c9336e1
[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" "92343ead72ded7b553bf7b3e24813a8096895e0bd1d64da314385ae2fef9eaae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92343ead72ded7b553bf7b3e24813a8096895e0bd1d64da314385ae2fef9eaae", kill_on_drop: false }`
[INFO] [stdout] 92343ead72ded7b553bf7b3e24813a8096895e0bd1d64da314385ae2fef9eaae