[INFO] fetching crate ukanren 0.0.5...
[INFO] testing ukanren-0.0.5 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate ukanren 0.0.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ukanren 0.0.5 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded archery v0.4.0
[INFO] [stderr]   Downloaded rpds v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4119a68fb5d0e5a75434864c2539d53a3ad0b043429cfb866d33d0aeaedd1ad
[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" "e4119a68fb5d0e5a75434864c2539d53a3ad0b043429cfb866d33d0aeaedd1ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4119a68fb5d0e5a75434864c2539d53a3ad0b043429cfb866d33d0aeaedd1ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4119a68fb5d0e5a75434864c2539d53a3ad0b043429cfb866d33d0aeaedd1ad", kill_on_drop: false }`
[INFO] [stdout] e4119a68fb5d0e5a75434864c2539d53a3ad0b043429cfb866d33d0aeaedd1ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b3267a8576260e4afb863cd7efde111a8d4666475795e084133245698b5dd46
[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" "8b3267a8576260e4afb863cd7efde111a8d4666475795e084133245698b5dd46", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling archery v0.4.0
[INFO] [stderr]    Compiling itertools v0.10.1
[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 4.79s
[INFO] running `Command { std: "docker" "inspect" "8b3267a8576260e4afb863cd7efde111a8d4666475795e084133245698b5dd46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b3267a8576260e4afb863cd7efde111a8d4666475795e084133245698b5dd46", kill_on_drop: false }`
[INFO] [stdout] 8b3267a8576260e4afb863cd7efde111a8d4666475795e084133245698b5dd46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06485e85ebae18923037ccbef2628d4c770fdee05df2cc6d8417acc7a3bc4112
[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" "06485e85ebae18923037ccbef2628d4c770fdee05df2cc6d8417acc7a3bc4112", kill_on_drop: false }`
[INFO] [stderr]    Compiling ukanren v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "06485e85ebae18923037ccbef2628d4c770fdee05df2cc6d8417acc7a3bc4112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06485e85ebae18923037ccbef2628d4c770fdee05df2cc6d8417acc7a3bc4112", kill_on_drop: false }`
[INFO] [stdout] 06485e85ebae18923037ccbef2628d4c770fdee05df2cc6d8417acc7a3bc4112
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", 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] b1963a8e43001358a3360d8f63acab7d1a3623c4fc76d1819b8d7716d4283c2f
[INFO] running `Command { std: "docker" "start" "-a" "b1963a8e43001358a3360d8f63acab7d1a3623c4fc76d1819b8d7716d4283c2f", 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] [stderr]      Running tests/appendo.rs (/opt/rustwide/target/debug/deps/appendo-de44bb69e09b80fe)
[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] [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 0.02s
[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 chained_disjunction ... ok
[INFO] [stdout] test multi_equal ... ok
[INFO] [stdout] test void_goal ... ok
[INFO] [stdout] test interleaving ... ok
[INFO] [stdout] test two_equal ... 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::Goal::boxed (line 58) ... ok
[INFO] [stdout] test src/goal.rs - goal::Goal::or (line 39) ... ok
[INFO] [stdout] test src/goal.rs - goal::Goal::and (line 20) ... ok
[INFO] [stdout] test src/goal.rs - goal::run (line 341) ... ok
[INFO] [stdout] test src/goal.rs - goal::eq (line 191) ... ok
[INFO] [stdout] test src/goal.rs - goal::delay (line 229) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b1963a8e43001358a3360d8f63acab7d1a3623c4fc76d1819b8d7716d4283c2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1963a8e43001358a3360d8f63acab7d1a3623c4fc76d1819b8d7716d4283c2f", kill_on_drop: false }`
[INFO] [stdout] b1963a8e43001358a3360d8f63acab7d1a3623c4fc76d1819b8d7716d4283c2f