[INFO] fetching crate ukanren 0.0.5...
[INFO] testing ukanren-0.0.5 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate ukanren 0.0.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ukanren 0.0.5 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 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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] 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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3ab42fb749507dd9d53b84aa0d227b543d93118f1d40e2ee1c613fc57c2e621
[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" "a3ab42fb749507dd9d53b84aa0d227b543d93118f1d40e2ee1c613fc57c2e621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3ab42fb749507dd9d53b84aa0d227b543d93118f1d40e2ee1c613fc57c2e621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3ab42fb749507dd9d53b84aa0d227b543d93118f1d40e2ee1c613fc57c2e621", kill_on_drop: false }`
[INFO] [stdout] a3ab42fb749507dd9d53b84aa0d227b543d93118f1d40e2ee1c613fc57c2e621
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e2a980fbb996fa476beb349260929cf679bbc28fd3d9d5e2c93cebeb38ae2fe
[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" "5e2a980fbb996fa476beb349260929cf679bbc28fd3d9d5e2c93cebeb38ae2fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling archery v0.4.0
[INFO] [stderr]    Compiling rpds v0.9.0
[INFO] [stderr]    Compiling ukanren v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "5e2a980fbb996fa476beb349260929cf679bbc28fd3d9d5e2c93cebeb38ae2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e2a980fbb996fa476beb349260929cf679bbc28fd3d9d5e2c93cebeb38ae2fe", kill_on_drop: false }`
[INFO] [stdout] 5e2a980fbb996fa476beb349260929cf679bbc28fd3d9d5e2c93cebeb38ae2fe
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 001821c6bfa4edfa85db6076969dd40176974f05dbb023734aa6909d049b8b17
[INFO] running `Command { std: "docker" "start" "-a" "001821c6bfa4edfa85db6076969dd40176974f05dbb023734aa6909d049b8b17", kill_on_drop: false }`
[INFO] [stderr]    Compiling ukanren v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "001821c6bfa4edfa85db6076969dd40176974f05dbb023734aa6909d049b8b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "001821c6bfa4edfa85db6076969dd40176974f05dbb023734aa6909d049b8b17", kill_on_drop: false }`
[INFO] [stdout] 001821c6bfa4edfa85db6076969dd40176974f05dbb023734aa6909d049b8b17
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f74a97273c34ce4258dcef6b6bb4588667d53947080c6adda523f1b0151b51ad
[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" "f74a97273c34ce4258dcef6b6bb4588667d53947080c6adda523f1b0151b51ad", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ukanren-b18000e54758eb8b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test value::tests::list_cmp ... ok
[INFO] [stdout] test value::tests::atom_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-de44bb69e09b80fe)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test guess_hole ... ok
[INFO] [stdout] test forward_append ... 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 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/goals.rs (/opt/rustwide/target/debug/deps/goals-b103ce0bafdfad1d)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test list_equal ... ok
[INFO] [stdout] test two_equal ... ok
[INFO] [stdout] test multi_equal ... ok
[INFO] [stdout] test void_goal ... ok
[INFO] [stdout] test chained_disjunction ... ok
[INFO] [stdout] test interleaving ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ukanren
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/goal.rs - goal::eq (line 191) ... ok
[INFO] [stdout] test src/goal.rs - goal::Goal::and (line 20) ... ok
[INFO] [stdout] test src/goal.rs - goal::Goal::boxed (line 58) ... 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 1.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f74a97273c34ce4258dcef6b6bb4588667d53947080c6adda523f1b0151b51ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74a97273c34ce4258dcef6b6bb4588667d53947080c6adda523f1b0151b51ad", kill_on_drop: false }`
[INFO] [stdout] f74a97273c34ce4258dcef6b6bb4588667d53947080c6adda523f1b0151b51ad