[INFO] cloning repository https://github.com/Mortano/bool_solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mortano/bool_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMortano%2Fbool_solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMortano%2Fbool_solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95c0c92debb86ed9abf144430a933716f79be6d8
[INFO] testing Mortano/bool_solver against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMortano%2Fbool_solver" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mortano/bool_solver 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/Mortano/bool_solver
[INFO] finished tweaking git repo https://github.com/Mortano/bool_solver
[INFO] tweaked toml for git repo https://github.com/Mortano/bool_solver written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Mortano/bool_solver 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 2603b7d08aa6b5a9a15fb567a0379294224725b0b26506dc6fb3e27622cb6580
[INFO] running `Command { std: "docker" "start" "-a" "2603b7d08aa6b5a9a15fb567a0379294224725b0b26506dc6fb3e27622cb6580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2603b7d08aa6b5a9a15fb567a0379294224725b0b26506dc6fb3e27622cb6580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2603b7d08aa6b5a9a15fb567a0379294224725b0b26506dc6fb3e27622cb6580", kill_on_drop: false }`
[INFO] [stdout] 2603b7d08aa6b5a9a15fb567a0379294224725b0b26506dc6fb3e27622cb6580
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 4a20bff0f212b9ea13e57eb92e69c2f858abf2c1be0c95a6fc84222cbf1e5503
[INFO] running `Command { std: "docker" "start" "-a" "4a20bff0f212b9ea13e57eb92e69c2f858abf2c1be0c95a6fc84222cbf1e5503", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling bool_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `unique_variables`
[INFO] [stdout]   --> src/main.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn unique_variables(&self) -> HashSet<usize> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "4a20bff0f212b9ea13e57eb92e69c2f858abf2c1be0c95a6fc84222cbf1e5503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a20bff0f212b9ea13e57eb92e69c2f858abf2c1be0c95a6fc84222cbf1e5503", kill_on_drop: false }`
[INFO] [stdout] 4a20bff0f212b9ea13e57eb92e69c2f858abf2c1be0c95a6fc84222cbf1e5503
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 4a6e48af36cf418d6ddb60cbce591f5d86b1b7dab6e4d4d69d3dfdd904e52f50
[INFO] running `Command { std: "docker" "start" "-a" "4a6e48af36cf418d6ddb60cbce591f5d86b1b7dab6e4d4d69d3dfdd904e52f50", kill_on_drop: false }`
[INFO] [stderr]    Compiling bool_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `unique_variables`
[INFO] [stdout]   --> src/main.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn unique_variables(&self) -> HashSet<usize> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "4a6e48af36cf418d6ddb60cbce591f5d86b1b7dab6e4d4d69d3dfdd904e52f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a6e48af36cf418d6ddb60cbce591f5d86b1b7dab6e4d4d69d3dfdd904e52f50", kill_on_drop: false }`
[INFO] [stdout] 4a6e48af36cf418d6ddb60cbce591f5d86b1b7dab6e4d4d69d3dfdd904e52f50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] df063a75204e4d6951837354c5c2a2582fd65d2a2bb4eb16eb00ceda10c5abf8
[INFO] running `Command { std: "docker" "start" "-a" "df063a75204e4d6951837354c5c2a2582fd65d2a2bb4eb16eb00ceda10c5abf8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `unique_variables`
[INFO] [stderr]   --> src/main.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn unique_variables(&self) -> HashSet<usize> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bool_solver` (bin "bool_solver" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bool_solver-655264d824a6b111)
[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" "df063a75204e4d6951837354c5c2a2582fd65d2a2bb4eb16eb00ceda10c5abf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df063a75204e4d6951837354c5c2a2582fd65d2a2bb4eb16eb00ceda10c5abf8", kill_on_drop: false }`
[INFO] [stdout] df063a75204e4d6951837354c5c2a2582fd65d2a2bb4eb16eb00ceda10c5abf8