[INFO] cloning repository https://github.com/binary-banter/sat-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/binary-banter/sat-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinary-banter%2Fsat-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinary-banter%2Fsat-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42fa2481bfde8bdedf2f21fe086c045ccb4c052b
[INFO] building binary-banter/sat-generator against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinary-banter%2Fsat-generator" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/binary-banter/sat-generator on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/binary-banter/sat-generator
[INFO] finished tweaking git repo https://github.com/binary-banter/sat-generator
[INFO] tweaked toml for git repo https://github.com/binary-banter/sat-generator written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/binary-banter/sat-generator 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82867a8272034f1c63828f711414d340255bca309aa09e8dd3d8f2fe95455a74
[INFO] running `Command { std: "docker" "start" "-a" "82867a8272034f1c63828f711414d340255bca309aa09e8dd3d8f2fe95455a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82867a8272034f1c63828f711414d340255bca309aa09e8dd3d8f2fe95455a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82867a8272034f1c63828f711414d340255bca309aa09e8dd3d8f2fe95455a74", kill_on_drop: false }`
[INFO] [stdout] 82867a8272034f1c63828f711414d340255bca309aa09e8dd3d8f2fe95455a74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59eced7a9605411dc1b0aff35e25ef302a8675210c71f6633b1b0b4fb0fd0a8d
[INFO] running `Command { std: "docker" "start" "-a" "59eced7a9605411dc1b0aff35e25ef302a8675210c71f6633b1b0b4fb0fd0a8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling sat-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sat`
[INFO] [stdout]   --> src/main.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn add_our_solution_clauses(sat: &mut Sat, truth_tables: &Vec<Vec<isize>>, connections: &Vec<[Vec<isize>; 3]>) {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_sat`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `truth_tables`
[INFO] [stdout]   --> src/main.rs:24:44
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn add_our_solution_clauses(sat: &mut Sat, truth_tables: &Vec<Vec<isize>>, connections: &Vec<[Vec<isize>; 3]>) {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_truth_tables`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connections`
[INFO] [stdout]   --> src/main.rs:24:76
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn add_our_solution_clauses(sat: &mut Sat, truth_tables: &Vec<Vec<isize>>, connections: &Vec<[Vec<isize>; 3]>) {
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode_output` is never used
[INFO] [stdout]    --> src/main.rs:369:4
[INFO] [stdout]     |
[INFO] [stdout] 369 | fn decode_output(input_count: usize, instruction_count: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "59eced7a9605411dc1b0aff35e25ef302a8675210c71f6633b1b0b4fb0fd0a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59eced7a9605411dc1b0aff35e25ef302a8675210c71f6633b1b0b4fb0fd0a8d", kill_on_drop: false }`
[INFO] [stdout] 59eced7a9605411dc1b0aff35e25ef302a8675210c71f6633b1b0b4fb0fd0a8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2d30e734dd4ea294f4019c59f19c273f9fe853581f7d6dbbc684cc23aa828f6
[INFO] running `Command { std: "docker" "start" "-a" "b2d30e734dd4ea294f4019c59f19c273f9fe853581f7d6dbbc684cc23aa828f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling sat-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sat`
[INFO] [stdout]   --> src/main.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn add_our_solution_clauses(sat: &mut Sat, truth_tables: &Vec<Vec<isize>>, connections: &Vec<[Vec<isize>; 3]>) {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_sat`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `truth_tables`
[INFO] [stdout]   --> src/main.rs:24:44
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn add_our_solution_clauses(sat: &mut Sat, truth_tables: &Vec<Vec<isize>>, connections: &Vec<[Vec<isize>; 3]>) {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_truth_tables`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connections`
[INFO] [stdout]   --> src/main.rs:24:76
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn add_our_solution_clauses(sat: &mut Sat, truth_tables: &Vec<Vec<isize>>, connections: &Vec<[Vec<isize>; 3]>) {
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode_output` is never used
[INFO] [stdout]    --> src/main.rs:369:4
[INFO] [stdout]     |
[INFO] [stdout] 369 | fn decode_output(input_count: usize, instruction_count: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "b2d30e734dd4ea294f4019c59f19c273f9fe853581f7d6dbbc684cc23aa828f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2d30e734dd4ea294f4019c59f19c273f9fe853581f7d6dbbc684cc23aa828f6", kill_on_drop: false }`
[INFO] [stdout] b2d30e734dd4ea294f4019c59f19c273f9fe853581f7d6dbbc684cc23aa828f6