[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#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMortano%2Fbool_solver" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mortano/bool_solver on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-1/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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ae94aa94e5a08b1854292beafb6b24394dc89d30e9b9402e3d490934b768f62
[INFO] running `Command { std: "docker" "start" "-a" "6ae94aa94e5a08b1854292beafb6b24394dc89d30e9b9402e3d490934b768f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ae94aa94e5a08b1854292beafb6b24394dc89d30e9b9402e3d490934b768f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ae94aa94e5a08b1854292beafb6b24394dc89d30e9b9402e3d490934b768f62", kill_on_drop: false }`
[INFO] [stdout] 6ae94aa94e5a08b1854292beafb6b24394dc89d30e9b9402e3d490934b768f62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c55f16344c61589a7c5c3aecaa27afcd021b6dad3f1a0d3c8ce610cb3bc2b72
[INFO] running `Command { std: "docker" "start" "-a" "2c55f16344c61589a7c5c3aecaa27afcd021b6dad3f1a0d3c8ce610cb3bc2b72", 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 5.02s
[INFO] running `Command { std: "docker" "inspect" "2c55f16344c61589a7c5c3aecaa27afcd021b6dad3f1a0d3c8ce610cb3bc2b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c55f16344c61589a7c5c3aecaa27afcd021b6dad3f1a0d3c8ce610cb3bc2b72", kill_on_drop: false }`
[INFO] [stdout] 2c55f16344c61589a7c5c3aecaa27afcd021b6dad3f1a0d3c8ce610cb3bc2b72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e190ee91b00aadfdecd463011f2ac1cfa1a35d555f460c40fe583ae8b5364770
[INFO] running `Command { std: "docker" "start" "-a" "e190ee91b00aadfdecd463011f2ac1cfa1a35d555f460c40fe583ae8b5364770", 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 0.35s
[INFO] running `Command { std: "docker" "inspect" "e190ee91b00aadfdecd463011f2ac1cfa1a35d555f460c40fe583ae8b5364770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e190ee91b00aadfdecd463011f2ac1cfa1a35d555f460c40fe583ae8b5364770", kill_on_drop: false }`
[INFO] [stdout] e190ee91b00aadfdecd463011f2ac1cfa1a35d555f460c40fe583ae8b5364770
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee900ad31cdb21477eb2aa85c39e5b5a8f5f603ebccc51260c104adf02a0a397
[INFO] running `Command { std: "docker" "start" "-a" "ee900ad31cdb21477eb2aa85c39e5b5a8f5f603ebccc51260c104adf02a0a397", kill_on_drop: false }`
[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 0.04s
[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" "ee900ad31cdb21477eb2aa85c39e5b5a8f5f603ebccc51260c104adf02a0a397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee900ad31cdb21477eb2aa85c39e5b5a8f5f603ebccc51260c104adf02a0a397", kill_on_drop: false }`
[INFO] [stdout] ee900ad31cdb21477eb2aa85c39e5b5a8f5f603ebccc51260c104adf02a0a397