[INFO] fetching crate ukanren 0.0.5...
[INFO] testing ukanren-0.0.5 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate ukanren 0.0.5 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate ukanren 0.0.5
[INFO] finished tweaking crates.io crate ukanren 0.0.5
[INFO] tweaked toml for crates.io crate ukanren 0.0.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ukanren 0.0.5 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding rpds v0.9.0 (available: v1.1.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ca02d43c8d82ef6da3d26ebf752d6ef16375d97e4d1ecb9ee4c3a914476ec23
[INFO] running `Command { std: "docker" "start" "-a" "7ca02d43c8d82ef6da3d26ebf752d6ef16375d97e4d1ecb9ee4c3a914476ec23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ca02d43c8d82ef6da3d26ebf752d6ef16375d97e4d1ecb9ee4c3a914476ec23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ca02d43c8d82ef6da3d26ebf752d6ef16375d97e4d1ecb9ee4c3a914476ec23", kill_on_drop: false }`
[INFO] [stdout] 7ca02d43c8d82ef6da3d26ebf752d6ef16375d97e4d1ecb9ee4c3a914476ec23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2cd68b12a2b8c6148dfd70fb951667a1d6ac57d5af6c5451429fede76a1366f
[INFO] running `Command { std: "docker" "start" "-a" "f2cd68b12a2b8c6148dfd70fb951667a1d6ac57d5af6c5451429fede76a1366f", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling archery v0.4.0
[INFO] [stderr]    Compiling rpds v0.9.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling ukanren v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "f2cd68b12a2b8c6148dfd70fb951667a1d6ac57d5af6c5451429fede76a1366f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2cd68b12a2b8c6148dfd70fb951667a1d6ac57d5af6c5451429fede76a1366f", kill_on_drop: false }`
[INFO] [stdout] f2cd68b12a2b8c6148dfd70fb951667a1d6ac57d5af6c5451429fede76a1366f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 032899b403a6716bb2e9e8d9457ec1a09d80a9d518e09bd454f9f2f64ee39b66
[INFO] running `Command { std: "docker" "start" "-a" "032899b403a6716bb2e9e8d9457ec1a09d80a9d518e09bd454f9f2f64ee39b66", kill_on_drop: false }`
[INFO] [stderr]    Compiling ukanren v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "032899b403a6716bb2e9e8d9457ec1a09d80a9d518e09bd454f9f2f64ee39b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "032899b403a6716bb2e9e8d9457ec1a09d80a9d518e09bd454f9f2f64ee39b66", kill_on_drop: false }`
[INFO] [stdout] 032899b403a6716bb2e9e8d9457ec1a09d80a9d518e09bd454f9f2f64ee39b66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5efd9450a54f3c6e3b1d81680a8903aa4866df1aa555f2316fc6a0cdfbfaf859
[INFO] running `Command { std: "docker" "start" "-a" "5efd9450a54f3c6e3b1d81680a8903aa4866df1aa555f2316fc6a0cdfbfaf859", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ukanren-785417dee3485312)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test value::tests::atom_cmp ... ok
[INFO] [stdout] test value::tests::list_cmp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/appendo.rs (/opt/rustwide/target/debug/deps/appendo-d366ed14cca6be15)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test forward_append ... ok
[INFO] [stdout] test guess_hole ... ok
[INFO] [stdout] test inverse_append ... ok
[INFO] [stdout] test reverse_basic ... ok
[INFO] [stdout] test palindrome ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/goals.rs (/opt/rustwide/target/debug/deps/goals-377d15216209c16c)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test chained_disjunction ... ok
[INFO] [stdout] test two_equal ... ok
[INFO] [stdout] test interleaving ... ok
[INFO] [stdout] test multi_equal ... ok
[INFO] [stdout] test void_goal ... ok
[INFO] [stdout] test list_equal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ukanren
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/goal.rs - goal::Goal::boxed (line 58) ... ok
[INFO] [stdout] test src/goal.rs - goal::Goal::and (line 20) ... ok
[INFO] [stdout] test src/goal.rs - goal::eq (line 191) ... ok
[INFO] [stdout] test src/goal.rs - goal::Goal::or (line 39) ... ok
[INFO] [stdout] test src/goal.rs - goal::delay (line 229) ... ok
[INFO] [stdout] test src/goal.rs - goal::run (line 341) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.69s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5efd9450a54f3c6e3b1d81680a8903aa4866df1aa555f2316fc6a0cdfbfaf859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5efd9450a54f3c6e3b1d81680a8903aa4866df1aa555f2316fc6a0cdfbfaf859", kill_on_drop: false }`
[INFO] [stdout] 5efd9450a54f3c6e3b1d81680a8903aa4866df1aa555f2316fc6a0cdfbfaf859