[INFO] fetching crate programinduction 0.8.0...
[INFO] testing programinduction-0.8.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate programinduction 0.8.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate programinduction 0.8.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate programinduction 0.8.0
[INFO] finished tweaking crates.io crate programinduction 0.8.0
[INFO] tweaked toml for crates.io crate programinduction 0.8.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ecbcb8ac4adc932540727c9c00f37df08717aec7a29c21e08cd7e94f9e297f5
[INFO] running `Command { std: "docker" "start" "-a" "7ecbcb8ac4adc932540727c9c00f37df08717aec7a29c21e08cd7e94f9e297f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ecbcb8ac4adc932540727c9c00f37df08717aec7a29c21e08cd7e94f9e297f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ecbcb8ac4adc932540727c9c00f37df08717aec7a29c21e08cd7e94f9e297f5", kill_on_drop: false }`
[INFO] [stdout] 7ecbcb8ac4adc932540727c9c00f37df08717aec7a29c21e08cd7e94f9e297f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9186fcc44e7812efa7f4a1639ac4bfeea0d28141ef4f59411be9f7aa4779895b
[INFO] running `Command { std: "docker" "start" "-a" "9186fcc44e7812efa7f4a1639ac4bfeea0d28141ef4f59411be9f7aa4779895b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling polytype v6.1.1
[INFO] [stderr]    Compiling term_rewriting v0.5.0
[INFO] [stderr]    Compiling programinduction v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/domains/strings.rs:736:10
[INFO] [stdout]     |
[INFO] [stdout] 736 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.88s
[INFO] running `Command { std: "docker" "inspect" "9186fcc44e7812efa7f4a1639ac4bfeea0d28141ef4f59411be9f7aa4779895b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9186fcc44e7812efa7f4a1639ac4bfeea0d28141ef4f59411be9f7aa4779895b", kill_on_drop: false }`
[INFO] [stdout] 9186fcc44e7812efa7f4a1639ac4bfeea0d28141ef4f59411be9f7aa4779895b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24ac48a172ac3c7ae793563f092fd5394aa25d8f05b4107f63c057c84d251025
[INFO] running `Command { std: "docker" "start" "-a" "24ac48a172ac3c7ae793563f092fd5394aa25d8f05b4107f63c057c84d251025", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/domains/strings.rs:736:10
[INFO] [stdout]     |
[INFO] [stdout] 736 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling programinduction v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> tests/lambda.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     /// an index never makes sense outside of an application or lambda body.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/domains/strings.rs:736:10
[INFO] [stdout]     |
[INFO] [stdout] 736 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "24ac48a172ac3c7ae793563f092fd5394aa25d8f05b4107f63c057c84d251025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24ac48a172ac3c7ae793563f092fd5394aa25d8f05b4107f63c057c84d251025", kill_on_drop: false }`
[INFO] [stdout] 24ac48a172ac3c7ae793563f092fd5394aa25d8f05b4107f63c057c84d251025
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e92ebbd6a371d0fb6e6bfc67d2df1752d3190b98ae1699ac4553f7297fdb93bc
[INFO] running `Command { std: "docker" "start" "-a" "e92ebbd6a371d0fb6e6bfc67d2df1752d3190b98ae1699ac4553f7297fdb93bc", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/domains/strings.rs:736:10
[INFO] [stderr]     |
[INFO] [stderr] 736 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `programinduction` (lib) generated 1 warning
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> tests/lambda.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     /// an index never makes sense outside of an application or lambda body.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: `programinduction` (test "lambda") generated 1 warning
[INFO] [stderr] warning: `programinduction` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/programinduction-381c4a70624dbb2f)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test trs::parser::tests::comment_test ... ok
[INFO] [stdout] test trs::parser::tests::declaration_op_test ... ok
[INFO] [stdout] test trs::parser::tests::context_test ... ok
[INFO] [stdout] test trs::parser::tests::declaration_var_test ... ok
[INFO] [stdout] test trs::parser::tests::rulecontext_test ... ok
[INFO] [stdout] test trs::parser::tests::lexicon_test ... ok
[INFO] [stdout] test trs::parser::tests::typed_rule_test ... ok
[INFO] [stdout] test trs::parser::tests::templates_test ... ok
[INFO] [stdout] test trs::parser::tests::trs_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ec.rs (/opt/rustwide/target/debug/deps/ec-dc1215234a898b86)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test ec_circuits_dl ... ignored
[INFO] [stdout] test ec_strings ... ignored
[INFO] [stdout] test explore_arith_pcfg ... ok
[INFO] [stdout] test explore_circuits_timeout ... ok
[INFO] [stdout] test explore_strings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 6.77s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/gp.rs (/opt/rustwide/target/debug/deps/gp-484cbc4f41457a0b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/lambda.rs (/opt/rustwide/target/debug/deps/lambda-50d1c16059c11e14)
[INFO] [stdout] test gp_sum_arith ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test lambda_eval_simplest ... ok
[INFO] [stdout] test lambda_eval_somewhat_simple ... ok
[INFO] [stdout] test lambda_eval_firstclass ... ok
[INFO] [stderr]    Doc-tests programinduction
[INFO] [stdout] test lambda_expression_infer ... ok
[INFO] [stdout] test lambda_expression_parse_index ... ok
[INFO] [stdout] test lambda_expression_parse_abstraction ... ok
[INFO] [stdout] test lambda_expression_parse_application ... ok
[INFO] [stdout] test lambda_lazy_eval_firstclass ... ok
[INFO] [stdout] test lambda_lazy_eval ... ok
[INFO] [stdout] test lambda_expression_parse_primitive ... ok
[INFO] [stdout] test lambda_expression_parse_invented ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/domains/strings.rs:736:10
[INFO] [stderr]     |
[INFO] [stderr] 736 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test src/domains/strings.rs - domains::strings (line 5) ... ignored
[INFO] [stdout] test src/ec.rs - ec::EC (line 44) ... ignored
[INFO] [stdout] test src/ec.rs - ec::EC::ec (line 123) ... ignored
[INFO] [stdout] test src/lambda/mod.rs - lambda::Language::compress (line 199) ... ignored
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name programinduction --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-0ba02e839c2d8254.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-9b67542f4a969cc4.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-02ff0d0fbc57b9b4.rlib --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-7b00e45709112f84.rlib --extern nom=/opt/rustwide/target/debug/deps/libnom-b3af6b5bcb0ecce5.rlib --extern polytype=/opt/rustwide/target/debug/deps/libpolytype-e7dd47bc6fee3ae3.rlib --extern programinduction=/opt/rustwide/target/debug/deps/libprograminduction-d1ca866183c212ec.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-e4c3bdbafd4199d1.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-2e94ed32e0278482.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-63ada73055382e5a.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-92393a4aecd67fe1.rlib --extern term_rewriting=/opt/rustwide/target/debug/deps/libterm_rewriting-fdc99c954c259c1b.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e92ebbd6a371d0fb6e6bfc67d2df1752d3190b98ae1699ac4553f7297fdb93bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e92ebbd6a371d0fb6e6bfc67d2df1752d3190b98ae1699ac4553f7297fdb93bc", kill_on_drop: false }`
[INFO] [stdout] e92ebbd6a371d0fb6e6bfc67d2df1752d3190b98ae1699ac4553f7297fdb93bc