[INFO] cloning repository https://github.com/mthom/rusty-wam
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mthom/rusty-wam" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom%2Frusty-wam", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom%2Frusty-wam'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f42b7f4efa5555c06f5d374bc9fb7c0a39348495
[INFO] testing mthom/rusty-wam against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom%2Frusty-wam" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mthom/rusty-wam on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mthom/rusty-wam
[INFO] finished tweaking git repo https://github.com/mthom/rusty-wam
[INFO] tweaked toml for git repo https://github.com/mthom/rusty-wam written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mthom/rusty-wam already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded git-version-macro v0.3.4
[INFO] [stderr]   Downloaded git-version v0.3.4
[INFO] [stderr]   Downloaded assert_cmd v1.0.3
[INFO] [stderr]   Downloaded rustyline v7.1.0
[INFO] [stderr]   Downloaded crossterm v0.16.0
[INFO] [stderr]   Downloaded predicates v1.0.7
[INFO] [stderr]   Downloaded markup5ever v0.8.1
[INFO] [stderr]   Downloaded select v0.4.3
[INFO] [stderr]   Downloaded blake2 v0.8.1
[INFO] [stderr]   Downloaded rug v1.11.0
[INFO] [stderr]   Downloaded roxmltree v0.11.0
[INFO] [stderr]   Downloaded divrem v0.1.0
[INFO] [stderr]   Downloaded html5ever v0.23.0
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.4
[INFO] [stderr]   Downloaded lexical v5.2.2
[INFO] [stderr]   Downloaded libsodium-sys v0.2.6
[INFO] [stderr]   Downloaded cpu-time v1.0.0
[INFO] [stderr]   Downloaded ordered-float v0.5.2
[INFO] [stderr]   Downloaded downcast v0.10.0
[INFO] [stderr]   Downloaded ripemd160 v0.8.0
[INFO] [stderr]   Downloaded unicode_reader v1.0.1
[INFO] [stderr]   Downloaded ref_thread_local v0.0.0
[INFO] [stderr]   Downloaded az v1.1.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.4.2
[INFO] [stderr]   Downloaded xmlparser v0.13.3
[INFO] [stderr]   Downloaded utf8parse v0.2.0
[INFO] [stderr]   Downloaded string_cache v0.7.5
[INFO] [stderr]   Downloaded sodiumoxide v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85c6af9d4e4120ccab4dcc203896adf2ffa730305fe3ed7937add49e2b9bfd0f
[INFO] running `Command { std: "docker" "start" "-a" "85c6af9d4e4120ccab4dcc203896adf2ffa730305fe3ed7937add49e2b9bfd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85c6af9d4e4120ccab4dcc203896adf2ffa730305fe3ed7937add49e2b9bfd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c6af9d4e4120ccab4dcc203896adf2ffa730305fe3ed7937add49e2b9bfd0f", kill_on_drop: false }`
[INFO] [stdout] 85c6af9d4e4120ccab4dcc203896adf2ffa730305fe3ed7937add49e2b9bfd0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd51819d7c6904c0113b72e39f6f1681ec5ec16fd0ce09b0d76e18c3fbb90258
[INFO] running `Command { std: "docker" "start" "-a" "dd51819d7c6904c0113b72e39f6f1681ec5ec16fd0ce09b0d76e18c3fbb90258", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.2
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rug v1.11.0
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling az v1.1.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling xmlparser v0.13.3
[INFO] [stderr]    Compiling divrem v0.1.0
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling downcast v0.10.0
[INFO] [stderr]    Compiling ref_thread_local v0.0.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling openssl-src v111.13.0+1.1.1i
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling roxmltree v0.11.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling unicode_reader v1.0.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling ripemd160 v0.8.0
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling tendril v0.4.2
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling libsodium-sys v0.2.6
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling scryer-prolog v0.8.128 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling lexical v5.2.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling ordered-float v0.5.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling cpu-time v1.0.0
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling slice-deque v0.3.0
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling crossterm v0.16.0
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]    Compiling rustyline v7.1.0
[INFO] [stderr]    Compiling git-version-macro v0.3.4
[INFO] [stderr]    Compiling git-version v0.3.4
[INFO] [stderr]    Compiling markup5ever v0.8.1
[INFO] [stderr]    Compiling select v0.4.3
[INFO] [stderr]    Compiling sodiumoxide v0.2.6
[INFO] [stderr]    Compiling prolog_parser v0.8.68 (/opt/rustwide/workdir/crates/prolog_parser)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 30s
[INFO] running `Command { std: "docker" "inspect" "dd51819d7c6904c0113b72e39f6f1681ec5ec16fd0ce09b0d76e18c3fbb90258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd51819d7c6904c0113b72e39f6f1681ec5ec16fd0ce09b0d76e18c3fbb90258", kill_on_drop: false }`
[INFO] [stdout] dd51819d7c6904c0113b72e39f6f1681ec5ec16fd0ce09b0d76e18c3fbb90258
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a09b080ef0249f0ece22a298e0f2e6fe0eac936540439dfec7bc82adf04018c
[INFO] running `Command { std: "docker" "start" "-a" "7a09b080ef0249f0ece22a298e0f2e6fe0eac936540439dfec7bc82adf04018c", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling predicates-tree v1.0.2
[INFO] [stderr]    Compiling predicates v1.0.7
[INFO] [stderr]    Compiling bstr v0.2.15
[INFO] [stderr]    Compiling assert_cmd v1.0.3
[INFO] [stderr]    Compiling scryer-prolog v0.8.128 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.12s
[INFO] running `Command { std: "docker" "inspect" "7a09b080ef0249f0ece22a298e0f2e6fe0eac936540439dfec7bc82adf04018c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a09b080ef0249f0ece22a298e0f2e6fe0eac936540439dfec7bc82adf04018c", kill_on_drop: false }`
[INFO] [stdout] 7a09b080ef0249f0ece22a298e0f2e6fe0eac936540439dfec7bc82adf04018c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0063bc02092b930d4ad1999295f42a574bd793b8ecfc5da97551eec43e8c3381
[INFO] running `Command { std: "docker" "start" "-a" "0063bc02092b930d4ad1999295f42a574bd793b8ecfc5da97551eec43e8c3381", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scryer_prolog-fd01b127adf5ea96)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scryer_prolog-bedf34316b5786a6)
[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] [stderr]      Running tests/scryer/main.rs (/opt/rustwide/target/debug/deps/scryer-6efb57ecccd0c131)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test src_tests::predicates ... ignored
[INFO] [stdout] test src_tests::setup_call_cleanup_load ... ignored
[INFO] [stdout] test src_tests::setup_call_cleanup_process ... ignored
[INFO] [stdout] test issues::op3 ... ok
[INFO] [stdout] test issues::occurs_check_flag ... ok
[INFO] [stdout] test issues::no_stutter ... ok
[INFO] [stdout] test issues::compound_goal ... ok
[INFO] [stdout] test issues::multiple_goals ... ok
[INFO] [stdout] test issues::ignored_constraint ... ok
[INFO] [stdout] test issues::occurs_check_flag2 ... ok
[INFO] [stdout] test issues::singleton_warning ... ok
[INFO] [stdout] test issues::do_not_duplicate_path_components ... ok
[INFO] [stdout] test src_tests::rules ... ok
[INFO] [stdout] test issues::call_0 ... ok
[INFO] [stdout] test src_tests::call_with_inference_limit ... ok
[INFO] [stdout] test issues::display_constraints ... ok
[INFO] [stdout] test issues::handle_residual_goal ... ok
[INFO] [stdout] test src_tests::builtins ... ok
[INFO] [stdout] test src_tests::facts ... ok
[INFO] [stdout] test src_tests::syntax_error ... ok
[INFO] [stdout] test src_tests::hello_world ... ok
[INFO] [stdout] test src_tests::clpz_load ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 51.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests scryer-prolog
[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" "0063bc02092b930d4ad1999295f42a574bd793b8ecfc5da97551eec43e8c3381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0063bc02092b930d4ad1999295f42a574bd793b8ecfc5da97551eec43e8c3381", kill_on_drop: false }`
[INFO] [stdout] 0063bc02092b930d4ad1999295f42a574bd793b8ecfc5da97551eec43e8c3381