[INFO] fetching crate cool_asserts 1.0.2...
[INFO] testing cool_asserts-1.0.2 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate cool_asserts 1.0.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cool_asserts 1.0.2 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cool_asserts 1.0.2
[INFO] finished tweaking crates.io crate cool_asserts 1.0.2
[INFO] tweaked toml for crates.io crate cool_asserts 1.0.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc4472b201e2b009938d46f3d011bb5c1bff06db08c2c0143a280e3976724ce2
[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" "cc4472b201e2b009938d46f3d011bb5c1bff06db08c2c0143a280e3976724ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc4472b201e2b009938d46f3d011bb5c1bff06db08c2c0143a280e3976724ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc4472b201e2b009938d46f3d011bb5c1bff06db08c2c0143a280e3976724ce2", kill_on_drop: false }`
[INFO] [stdout] cc4472b201e2b009938d46f3d011bb5c1bff06db08c2c0143a280e3976724ce2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bbc5dd49ad04c07aa3365ce6a8b9c40871b01605c2a0e9b446077f1696bfea07
[INFO] running `Command { std: "docker" "start" "-a" "bbc5dd49ad04c07aa3365ce6a8b9c40871b01605c2a0e9b446077f1696bfea07", kill_on_drop: false }`
[INFO] [stderr]    Compiling cool_asserts v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "bbc5dd49ad04c07aa3365ce6a8b9c40871b01605c2a0e9b446077f1696bfea07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbc5dd49ad04c07aa3365ce6a8b9c40871b01605c2a0e9b446077f1696bfea07", kill_on_drop: false }`
[INFO] [stdout] bbc5dd49ad04c07aa3365ce6a8b9c40871b01605c2a0e9b446077f1696bfea07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf989476d2fa8f0845b251945de248c99dd4a51a2330de8fc5e5e9f2fa3544e4
[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" "cf989476d2fa8f0845b251945de248c99dd4a51a2330de8fc5e5e9f2fa3544e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cool_asserts v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/lib.rs:347:49
[INFO] [stdout]     |
[INFO] [stdout] 347 |             assert_matches!(TEST_VALUE, None => {panic!("Custom Panic")}),
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/lib.rs:359:65
[INFO] [stdout]     |
[INFO] [stdout] 359 |             assert_matches!(TEST_VALUE, Some(TestStruct{..}) => {panic!("Custom Panic")}),
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "cf989476d2fa8f0845b251945de248c99dd4a51a2330de8fc5e5e9f2fa3544e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf989476d2fa8f0845b251945de248c99dd4a51a2330de8fc5e5e9f2fa3544e4", kill_on_drop: false }`
[INFO] [stdout] cf989476d2fa8f0845b251945de248c99dd4a51a2330de8fc5e5e9f2fa3544e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 091226e5a22e99ca353846642774209872028640ceab86f8f700b61b97b6f80d
[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" "091226e5a22e99ca353846642774209872028640ceab86f8f700b61b97b6f80d", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/lib.rs:347:49
[INFO] [stderr]     |
[INFO] [stderr] 347 |             assert_matches!(TEST_VALUE, None => {panic!("Custom Panic")}),
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/lib.rs:359:65
[INFO] [stderr]     |
[INFO] [stderr] 359 |             assert_matches!(TEST_VALUE, Some(TestStruct{..}) => {panic!("Custom Panic")}),
[INFO] [stderr]     |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cool_asserts-b22c87e1a5dfde2e
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test test_assert_matches::basic_block ... ok
[INFO] [stdout] test test_assert_matches::trailing_comma ... ok
[INFO] [stdout] test test_assert_matches::basic_case ... ok
[INFO] [stdout] test test_assert_matches::basic_guard ... ok
[INFO] [stdout] test test_assert_matches::basic_guard_block ... ok
[INFO] [stdout] test assertion_failure_tests::just_message ... ok
[INFO] [stdout] test assertion_failure_tests::keys_trailing_fmt ... ok
[INFO] [stdout] test assertion_failure_tests::keys_aligned ... ok
[INFO] [stdout] test test_assert_matches::basic_guard_failure ... ok
[INFO] [stdout] test test_assert_matches::basic_block_failure ... ok
[INFO] [stdout] test test_assert_panics::str_closure_panics ... ok
[INFO] [stdout] test test_assert_panics::bootstrap_tests::passes_with_panic ... ok
[INFO] [stdout] test test_assert_panics::string_closure ... ok
[INFO] [stdout] test test_assert_matches::basic_failure ... ok
[INFO] [stdout] test test_assert_matches::failure_in_block ... ok
[INFO] [stdout] test test_assert_panics::bootstrap_tests::fails_without_substring ... ok
[INFO] [stdout] test test_get_panic_message::formatted_message ... ok
[INFO] [stdout] test test_assert_panics::bootstrap_tests::fails_with_substring ... ok
[INFO] [stdout] test test_assert_panics::fails_without_substring ... ok
[INFO] [stdout] test test_assert_panics::fails_without_panic ... ok
[INFO] [stdout] test test_assert_panics::bootstrap_tests::fails_without_panic ... ok
[INFO] [stdout] test test_get_panic_message::str_message ... ok
[INFO] [stdout] test test_assert_panics::str_closure_mismatch ... ok
[INFO] [stderr]    Doc-tests cool_asserts
[INFO] [stdout] test test_assert_panics::str_closure ... ok
[INFO] [stdout] test test_assert_panics::fails_with_substring ... ok
[INFO] [stdout] test test_assert_panics::typed_closure ... ok
[INFO] [stdout] test test_assert_panics::typed_closure_mismatch ... ok
[INFO] [stdout] test test_get_panic_message::other_message ... ok
[INFO] [stdout] test test_get_panic_message::string_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - assert_matches (line 251) ... ok
[INFO] [stdout] test src/lib.rs - assert_panics (line 385) ... ok
[INFO] [stdout] test src/lib.rs - assert_panics (line 473) ... ok
[INFO] [stdout] test src/lib.rs - assert_panics (line 394) ... ok
[INFO] [stdout] test src/lib.rs - assertion_failure (line 132) ... ok
[INFO] [stdout] test src/lib.rs - assert_panics (line 445) ... ok
[INFO] [stdout] test src/lib.rs - get_panic_message (line 22) ... ok
[INFO] [stdout] test src/lib.rs - assert_panics (line 411) ... ok
[INFO] [stdout] test src/lib.rs - assert_panics (line 422) ... ok
[INFO] [stdout] test src/lib.rs - assert_panics (line 481) ... ok
[INFO] [stdout] test src/lib.rs - assert_panics (line 452) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "091226e5a22e99ca353846642774209872028640ceab86f8f700b61b97b6f80d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "091226e5a22e99ca353846642774209872028640ceab86f8f700b61b97b6f80d", kill_on_drop: false }`
[INFO] [stdout] 091226e5a22e99ca353846642774209872028640ceab86f8f700b61b97b6f80d