[INFO] fetching crate testcat 2.1.0...
[INFO] testing testcat-2.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate testcat 2.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate testcat 2.1.0
[INFO] finished tweaking crates.io crate testcat 2.1.0
[INFO] tweaked toml for crates.io crate testcat 2.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate testcat 2.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aab84ce8172c6e8df9b58a010b547bef630534e1805c300f6dd13a46c0865552
[INFO] running `Command { std: "docker" "start" "-a" "aab84ce8172c6e8df9b58a010b547bef630534e1805c300f6dd13a46c0865552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aab84ce8172c6e8df9b58a010b547bef630534e1805c300f6dd13a46c0865552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aab84ce8172c6e8df9b58a010b547bef630534e1805c300f6dd13a46c0865552", kill_on_drop: false }`
[INFO] [stdout] aab84ce8172c6e8df9b58a010b547bef630534e1805c300f6dd13a46c0865552
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90d2548eb5ce179da844034213dad2de815cc6ee36bf8acf87e1640759b7fe79
[INFO] running `Command { std: "docker" "start" "-a" "90d2548eb5ce179da844034213dad2de815cc6ee36bf8acf87e1640759b7fe79", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling testcat v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `Command { std: "docker" "inspect" "90d2548eb5ce179da844034213dad2de815cc6ee36bf8acf87e1640759b7fe79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90d2548eb5ce179da844034213dad2de815cc6ee36bf8acf87e1640759b7fe79", kill_on_drop: false }`
[INFO] [stdout] 90d2548eb5ce179da844034213dad2de815cc6ee36bf8acf87e1640759b7fe79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d71b84df9acb2920c8e57aa24096789828b9441ef74616652d1b5f53c01efd91
[INFO] running `Command { std: "docker" "start" "-a" "d71b84df9acb2920c8e57aa24096789828b9441ef74616652d1b5f53c01efd91", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling testcat v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.60s
[INFO] running `Command { std: "docker" "inspect" "d71b84df9acb2920c8e57aa24096789828b9441ef74616652d1b5f53c01efd91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71b84df9acb2920c8e57aa24096789828b9441ef74616652d1b5f53c01efd91", kill_on_drop: false }`
[INFO] [stdout] d71b84df9acb2920c8e57aa24096789828b9441ef74616652d1b5f53c01efd91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db0a5005a416c063ca897e519ca73167f9f7492754eb51eaf9fe843d4c64d838
[INFO] running `Command { std: "docker" "start" "-a" "db0a5005a416c063ca897e519ca73167f9f7492754eb51eaf9fe843d4c64d838", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/testcat-ba2c3ec324829783)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_return_an_empty_string_if_given_string_is_empty ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_drop_non_alphanumeric_characters ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_return_same_identifier_if_all_valid ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_trim_a_starting_quote ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_trim_start_and_ending_quotes ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_trim_starting_whitespace ... ok
[INFO] [stdout] test describe::describe_impl::it_should_prefix_test_modules_with_an_underscore_when_identifier_starts_with_a_number ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_turn_spaces_into_underscores ... ok
[INFO] [stdout] test describe::describe_impl::it_should_provide_describe_blocks ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_trim_an_ending_quote ... ok
[INFO] [stdout] test describe::output::build::it_should_output_test_function_with_wrapper ... ok
[INFO] [stderr]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-16315699ce0f9e88)
[INFO] [stdout] test test_case::test_case_impl::it_should_allow_module_names ... ok
[INFO] [stdout] test test_case::test_case_impl::it_should_provide_test_description_and_function_for_it ... ok
[INFO] [stdout] test test_case::test_case_impl::it_should_provide_test_description_and_function_for_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test it_macro::assertion_examples::it_should_assert_true ... ok
[INFO] [stdout] test it_macro::test_5_is_less_than_9 ... ok
[INFO] [stdout] test it_macro::assertion_examples::it_should_assert_a_is_less_than_b ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests testcat
[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" "db0a5005a416c063ca897e519ca73167f9f7492754eb51eaf9fe843d4c64d838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db0a5005a416c063ca897e519ca73167f9f7492754eb51eaf9fe843d4c64d838", kill_on_drop: false }`
[INFO] [stdout] db0a5005a416c063ca897e519ca73167f9f7492754eb51eaf9fe843d4c64d838