[INFO] fetching crate arbitrary 1.0.2...
[INFO] testing arbitrary-1.0.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate arbitrary 1.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate arbitrary 1.0.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arbitrary 1.0.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate arbitrary 1.0.2
[INFO] tweaked toml for crates.io crate arbitrary 1.0.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate arbitrary 1.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_arbitrary v1.0.1
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 431e211d70430b29924fe84941f05ee4e8e11dbdc27028cf1e8d8abda408b461
[INFO] running `Command { std: "docker" "start" "-a" "431e211d70430b29924fe84941f05ee4e8e11dbdc27028cf1e8d8abda408b461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "431e211d70430b29924fe84941f05ee4e8e11dbdc27028cf1e8d8abda408b461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "431e211d70430b29924fe84941f05ee4e8e11dbdc27028cf1e8d8abda408b461", kill_on_drop: false }`
[INFO] [stdout] 431e211d70430b29924fe84941f05ee4e8e11dbdc27028cf1e8d8abda408b461
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d4ddf39812e8f4737b809a73fa47f19b6c8c9a554c347398aa58233e76d580a
[INFO] running `Command { std: "docker" "start" "-a" "8d4ddf39812e8f4737b809a73fa47f19b6c8c9a554c347398aa58233e76d580a", kill_on_drop: false }`
[INFO] [stderr]    Compiling arbitrary v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "8d4ddf39812e8f4737b809a73fa47f19b6c8c9a554c347398aa58233e76d580a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d4ddf39812e8f4737b809a73fa47f19b6c8c9a554c347398aa58233e76d580a", kill_on_drop: false }`
[INFO] [stdout] 8d4ddf39812e8f4737b809a73fa47f19b6c8c9a554c347398aa58233e76d580a
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4bd07b7aa0c2dd1843c1f830183ab61dc07d68d67f7f20ead92909db64e08c5
[INFO] running `Command { std: "docker" "start" "-a" "c4bd07b7aa0c2dd1843c1f830183ab61dc07d68d67f7f20ead92909db64e08c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling arbitrary v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "c4bd07b7aa0c2dd1843c1f830183ab61dc07d68d67f7f20ead92909db64e08c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4bd07b7aa0c2dd1843c1f830183ab61dc07d68d67f7f20ead92909db64e08c5", kill_on_drop: false }`
[INFO] [stdout] c4bd07b7aa0c2dd1843c1f830183ab61dc07d68d67f7f20ead92909db64e08c5
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 90825c37fa8e90898eefebf884115a163bc7cdbb05c019d9beda5fdb65581c71
[INFO] running `Command { std: "docker" "start" "-a" "90825c37fa8e90898eefebf884115a163bc7cdbb05c019d9beda5fdb65581c71", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arbitrary-7d2344d5c4177bec)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/path.rs (/opt/rustwide/target/debug/deps/path-fdcbd55be09359af)
[INFO] [stdout] running 14 tests
[INFO] [stdout] test size_hint::tests::and ... ok
[INFO] [stdout] test size_hint::tests::and_all ... ok
[INFO] [stdout] test size_hint::tests::or ... ok
[INFO] [stdout] test size_hint::tests::or_all ... ok
[INFO] [stdout] test test::arbitrary_for_bytes ... ok
[INFO] [stdout] test test::arbitrary_collection ... ok
[INFO] [stdout] test test::arbitrary_for_integers ... ok
[INFO] [stdout] test test::arbitrary_take_rest ... ok
[INFO] [stdout] test test::arbitrary_take_rest_for_bytes ... ok
[INFO] [stdout] test test::finite_buffer_fill_buffer ... ok
[INFO] [stdout] test test::size_hint_for_tuples ... ok
[INFO] [stdout] test unstructured::tests::int_in_range_of_one ... ok
[INFO] [stdout] test unstructured::tests::int_in_range_uses_minimal_amount_of_bytes ... ok
[INFO] [stdout] test unstructured::tests::test_byte_size ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arbitrary
[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] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured::arbitrary (line 144) ... ok
[INFO] [stdout] test src/lib.rs - Arbitrary (line 105) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured (line 44) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured::fill_buffer (line 397) ... ok
[INFO] [stdout] test src/lib.rs - Arbitrary::size_hint (line 218) ... ok
[INFO] [stdout] test src/lib.rs - Arbitrary (line 77) ... ok
[INFO] [stdout] test src/lib.rs - Arbitrary::arbitrary (line 150) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured::arbitrary_len (line 185) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured::new (line 79) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured::len (line 93) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured::bytes (line 425) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured::is_empty (line 117) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured::take_rest (line 474) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured::choose (line 367) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured::peek_bytes (line 452) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured::choose (line 354) ... ok
[INFO] [stdout] test src/unstructured.rs - unstructured::Unstructured::int_in_range (line 280) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "90825c37fa8e90898eefebf884115a163bc7cdbb05c019d9beda5fdb65581c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90825c37fa8e90898eefebf884115a163bc7cdbb05c019d9beda5fdb65581c71", kill_on_drop: false }`
[INFO] [stdout] 90825c37fa8e90898eefebf884115a163bc7cdbb05c019d9beda5fdb65581c71