[INFO] fetching crate grammartec 0.3.0...
[INFO] testing grammartec-0.3.0 against try#613d1972a772987ed4ee06faccbab0e2fc839871+rustflags=-Copt-level=3 for pr-107051
[INFO] extracting crate grammartec 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate grammartec 0.3.0 on toolchain 613d1972a772987ed4ee06faccbab0e2fc839871
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grammartec 0.3.0
[INFO] finished tweaking crates.io crate grammartec 0.3.0
[INFO] tweaked toml for crates.io crate grammartec 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83ae75d9dca55036e68ce241def018ee2cec2eae2c799ab486905af33e06faff
[INFO] running `Command { std: "docker" "start" "-a" "83ae75d9dca55036e68ce241def018ee2cec2eae2c799ab486905af33e06faff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83ae75d9dca55036e68ce241def018ee2cec2eae2c799ab486905af33e06faff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83ae75d9dca55036e68ce241def018ee2cec2eae2c799ab486905af33e06faff", kill_on_drop: false }`
[INFO] [stdout] 83ae75d9dca55036e68ce241def018ee2cec2eae2c799ab486905af33e06faff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad7b498eef2bc8db047f2cc5a8eef457144ab149fb25083063e828434c6d7124
[INFO] running `Command { std: "docker" "start" "-a" "ad7b498eef2bc8db047f2cc5a8eef457144ab149fb25083063e828434c6d7124", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling indoc v1.0.8
[INFO] [stderr]    Compiling unindent v0.1.11
[INFO] [stderr]    Compiling loaded_dice v0.2.2
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling pyo3-build-config v0.17.3
[INFO] [stderr]    Compiling num-complex v0.4.3
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling regex_mutator v0.3.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling pyo3-macros-backend v0.17.3
[INFO] [stderr]    Compiling pyo3-ffi v0.17.3
[INFO] [stderr]    Compiling pyo3 v0.17.3
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling pyo3-macros v0.17.3
[INFO] [stderr]    Compiling grammartec v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 07s
[INFO] running `Command { std: "docker" "inspect" "ad7b498eef2bc8db047f2cc5a8eef457144ab149fb25083063e828434c6d7124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad7b498eef2bc8db047f2cc5a8eef457144ab149fb25083063e828434c6d7124", kill_on_drop: false }`
[INFO] [stdout] ad7b498eef2bc8db047f2cc5a8eef457144ab149fb25083063e828434c6d7124
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06b3595425114c7e534713b8c177141c147361df3642bf59a39fac1de4b64662
[INFO] running `Command { std: "docker" "start" "-a" "06b3595425114c7e534713b8c177141c147361df3642bf59a39fac1de4b64662", kill_on_drop: false }`
[INFO] [stderr]    Compiling grammartec v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.65s
[INFO] running `Command { std: "docker" "inspect" "06b3595425114c7e534713b8c177141c147361df3642bf59a39fac1de4b64662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b3595425114c7e534713b8c177141c147361df3642bf59a39fac1de4b64662", kill_on_drop: false }`
[INFO] [stdout] 06b3595425114c7e534713b8c177141c147361df3642bf59a39fac1de4b64662
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7e3223a7d84ec1fd177bee5cb56c7170e05d10a18467dc01bc76426f4d11161
[INFO] running `Command { std: "docker" "start" "-a" "e7e3223a7d84ec1fd177bee5cb56c7170e05d10a18467dc01bc76426f4d11161", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grammartec-4d1991500c470311)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test chunkstore::tests::chunk_store ... ok
[INFO] [stdout] test context::tests::test_context ... ok
[INFO] [stdout] test context::tests::test_generate_len ... ok
[INFO] [stdout] test mutator::tests::check_det_rules_values ... ok
[INFO] [stdout] test context::tests::simple_context ... ok
[INFO] [stdout] test mutator::tests::check_mut_random_recursion ... ok
[INFO] [stdout] test newtypes::tests::nterm_id ... ok
[INFO] [stdout] test tree::tests::check_calc_paren_iter ... ok
[INFO] [stdout] test newtypes::tests::node_id ... ok
[INFO] [stdout] test newtypes::tests::rule_id ... ok
[INFO] [stdout] test tree::tests::check_find_recursions ... ok
[INFO] [stdout] test tree::tests::check_unparse_iter ... ok
[INFO] [stdout] test mutator::tests::check_minimize_tree ... ok
[INFO] [stdout] test mutator::tests::check_minimize_rec ... ok
[INFO] [stdout] test tree::tests::check_calc_sizes_iter ... ok
[INFO] [stdout] test mutator::tests::deterministic_splice ... ok
[INFO] [stdout] test mutator::tests::deterministic_rule ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grammartec
[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" "e7e3223a7d84ec1fd177bee5cb56c7170e05d10a18467dc01bc76426f4d11161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7e3223a7d84ec1fd177bee5cb56c7170e05d10a18467dc01bc76426f4d11161", kill_on_drop: false }`
[INFO] [stdout] e7e3223a7d84ec1fd177bee5cb56c7170e05d10a18467dc01bc76426f4d11161