[INFO] fetching crate razor-fol 0.1.0...
[INFO] testing razor-fol-0.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate razor-fol 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate razor-fol 0.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate razor-fol 0.1.0
[INFO] finished tweaking crates.io crate razor-fol 0.1.0
[INFO] tweaked toml for crates.io crate razor-fol 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d78ae925f98b617cfff92a02c5038887091939511ae13ec139da0987ef54841
[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" "6d78ae925f98b617cfff92a02c5038887091939511ae13ec139da0987ef54841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d78ae925f98b617cfff92a02c5038887091939511ae13ec139da0987ef54841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d78ae925f98b617cfff92a02c5038887091939511ae13ec139da0987ef54841", kill_on_drop: false }`
[INFO] [stdout] 6d78ae925f98b617cfff92a02c5038887091939511ae13ec139da0987ef54841
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b74eba39976b9954428894c0f39ae80c16624bde02daec1f38489b39a8b5608
[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" "0b74eba39976b9954428894c0f39ae80c16624bde02daec1f38489b39a8b5608", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bytecount v0.3.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling object v0.26.0
[INFO] [stderr]    Compiling nom_locate v0.3.1
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling razor-fol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.58s
[INFO] running `Command { std: "docker" "inspect" "0b74eba39976b9954428894c0f39ae80c16624bde02daec1f38489b39a8b5608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b74eba39976b9954428894c0f39ae80c16624bde02daec1f38489b39a8b5608", kill_on_drop: false }`
[INFO] [stdout] 0b74eba39976b9954428894c0f39ae80c16624bde02daec1f38489b39a8b5608
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c422b7164e734e047b0566dbfbd6cca4e438c458a4db8533c6ea251ffc611c6b
[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" "c422b7164e734e047b0566dbfbd6cca4e438c458a4db8533c6ea251ffc611c6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling razor-fol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.87s
[INFO] running `Command { std: "docker" "inspect" "c422b7164e734e047b0566dbfbd6cca4e438c458a4db8533c6ea251ffc611c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c422b7164e734e047b0566dbfbd6cca4e438c458a4db8533c6ea251ffc611c6b", kill_on_drop: false }`
[INFO] [stdout] c422b7164e734e047b0566dbfbd6cca4e438c458a4db8533c6ea251ffc611c6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bb6809516b989ab275254f0fd79d5353a65415c0cc17fcf7982fb98d3d6ea480
[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" "bb6809516b989ab275254f0fd79d5353a65415c0cc17fcf7982fb98d3d6ea480", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/razor_fol-a964c28f084b9852)
[INFO] [stdout] running 60 tests
[INFO] [stdout] test parser::test_parser::test_block_comment ... ok
[INFO] [stdout] test parser::test_parser::test_const ... ok
[INFO] [stdout] test parser::test_parser::test_func ... ok
[INFO] [stdout] test parser::test_parser::test_lower_identifier ... ok
[INFO] [stdout] test parser::test_parser::test_upper_identifier ... ok
[INFO] [stdout] test parser::test_parser::parse_failure ... ok
[INFO] [stdout] test parser::test_parser::test_equals ... ok
[INFO] [stdout] test parser::test_parser::test_vars ... ok
[INFO] [stdout] test syntax::test_syntax::test_and_to_string ... ok
[INFO] [stdout] test syntax::test_syntax::test_app_free_vars ... ok
[INFO] [stdout] test parser::test_parser::test_pred ... ok
[INFO] [stdout] test parser::test_parser::test_theory ... ok
[INFO] [stdout] test syntax::test_syntax::test_and_free_vars ... ok
[INFO] [stdout] test parser::test_parser::test_var ... ok
[INFO] [stdout] test syntax::test_syntax::free_vars_bottom ... ok
[INFO] [stdout] test syntax::test_syntax::test_equals_to_string ... ok
[INFO] [stdout] test syntax::test_syntax::free_vars_top ... ok
[INFO] [stdout] test syntax::test_syntax::print_top ... ok
[INFO] [stdout] test syntax::test_syntax::test_equals_free_vars ... ok
[INFO] [stdout] test syntax::test_syntax::test_exists_to_string ... ok
[INFO] [stdout] test syntax::test_syntax::test_exists_free_vars ... ok
[INFO] [stdout] test syntax::test_syntax::test_atom_to_string ... ok
[INFO] [stdout] test parser::test_parser::test_line_comment ... ok
[INFO] [stdout] test syntax::test_syntax::print_bottom ... ok
[INFO] [stdout] test syntax::test_syntax::test_not_free_vars ... ok
[INFO] [stdout] test syntax::test_syntax::test_forall_to_string ... ok
[INFO] [stdout] test syntax::test_syntax::test_func_to_string ... ok
[INFO] [stdout] test syntax::test_syntax::test_app_to_string ... ok
[INFO] [stdout] test syntax::test_syntax::test_atom_free_vars ... ok
[INFO] [stdout] test syntax::test_syntax::test_const_to_string ... ok
[INFO] [stdout] test syntax::test_syntax::test_const_free_vars ... ok
[INFO] [stdout] test syntax::test_syntax::test_implies_to_string ... ok
[INFO] [stdout] test syntax::test_syntax::test_pred_to_string ... ok
[INFO] [stdout] test syntax::test_syntax::test_or_to_string ... ok
[INFO] [stdout] test syntax::test_syntax::test_var_to_string ... ok
[INFO] [stdout] test syntax::test_syntax::test_or_free_vars ... ok
[INFO] [stdout] test parser::test_parser::test_formula ... ok
[INFO] [stdout] test syntax::test_syntax::test_var_free_vars ... ok
[INFO] [stdout] test syntax::test_syntax::test_forall_free_vars ... ok
[INFO] [stdout] test syntax::test_syntax::test_iff_free_vars ... ok
[INFO] [stdout] test syntax::test_syntax::test_formula_to_string ... ok
[INFO] [stdout] test syntax::test_syntax::test_iff_to_string ... ok
[INFO] [stdout] test transform::test_transform::test_rename_term ... ok
[INFO] [stdout] test parser::test_parser::test_term ... ok
[INFO] [stdout] test syntax::test_syntax::test_implies_free_vars ... ok
[INFO] [stdout] test transform::test_transform::test_snf ... ok
[INFO] [stdout] test transform::test_transform::test_skolem_generator ... ok
[INFO] [stdout] test transform::test_transform::test_substitute_formula ... ok
[INFO] [stdout] test syntax::test_syntax::test_not_to_string ... ok
[INFO] [stdout] test transform::test_transform::test_substitute_term ... ok
[INFO] [stdout] test transform::test_transform::test_gnf_theory ... ok
[INFO] [stdout] test transform::test_transform::test_substitution_map ... ok
[INFO] [stdout] test transform::test_transform::test_rename_formula ... ok
[INFO] [stdout] test transform::test_transform::test_gnf ... ok
[INFO] [stdout] test transform::test_transform::test_dnf ... ok
[INFO] [stdout] test parser::test_parser::test_atom ... ok
[INFO] [stdout] test transform::test_transform::test_nnf ... ok
[INFO] [stdout] test transform::test_transform::test_cnf ... ok
[INFO] [stdout] test transform::test_transform::test_simplify ... ok
[INFO] [stdout] test transform::test_transform::test_pnf ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 60 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests razor_fol
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name razor_fol --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern failure=/opt/rustwide/target/debug/deps/libfailure-1d146f8b89f9a021.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-b990320039dbbaa1.rlib --extern nom=/opt/rustwide/target/debug/deps/libnom-bd3848448a1560f3.rlib --extern nom_locate=/opt/rustwide/target/debug/deps/libnom_locate-5784adc4da75fe69.rlib --extern razor_fol=/opt/rustwide/target/debug/deps/librazor_fol-9d68e217d6e3b1a3.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "bb6809516b989ab275254f0fd79d5353a65415c0cc17fcf7982fb98d3d6ea480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb6809516b989ab275254f0fd79d5353a65415c0cc17fcf7982fb98d3d6ea480", kill_on_drop: false }`
[INFO] [stdout] bb6809516b989ab275254f0fd79d5353a65415c0cc17fcf7982fb98d3d6ea480