[INFO] fetching crate tree-buf 0.10.0...
[INFO] testing tree-buf-0.10.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate tree-buf 0.10.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate tree-buf 0.10.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tree-buf 0.10.0
[INFO] finished tweaking crates.io crate tree-buf 0.10.0
[INFO] tweaked toml for crates.io crate tree-buf 0.10.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] a7de98fc8ff8d975369e3bfe40f9b666cb14386df44b1e5403fd4c2b5d5f9beb
[INFO] running `Command { std: "docker" "start" "-a" "a7de98fc8ff8d975369e3bfe40f9b666cb14386df44b1e5403fd4c2b5d5f9beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7de98fc8ff8d975369e3bfe40f9b666cb14386df44b1e5403fd4c2b5d5f9beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7de98fc8ff8d975369e3bfe40f9b666cb14386df44b1e5403fd4c2b5d5f9beb", kill_on_drop: false }`
[INFO] [stdout] a7de98fc8ff8d975369e3bfe40f9b666cb14386df44b1e5403fd4c2b5d5f9beb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eddb4178de83677aa9a2ab206adbd77f7b16c7a3e62f4760ac2b8ccf5e40b8f4
[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" "eddb4178de83677aa9a2ab206adbd77f7b16c7a3e62f4760ac2b8ccf5e40b8f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling firestorm v0.3.0
[INFO] [stderr]    Compiling defer v0.1.0
[INFO] [stderr]    Compiling gibbon v0.1.3
[INFO] [stderr]    Compiling transmute v0.1.1
[INFO] [stderr]    Compiling zigzag v0.1.0
[INFO] [stderr]    Compiling tree-buf-macros v0.10.0
[INFO] [stderr]    Compiling coercible_errors v0.1.4
[INFO] [stderr]    Compiling simple-16 v0.2.0
[INFO] [stderr]    Compiling tree-buf v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.36s
[INFO] running `Command { std: "docker" "inspect" "eddb4178de83677aa9a2ab206adbd77f7b16c7a3e62f4760ac2b8ccf5e40b8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eddb4178de83677aa9a2ab206adbd77f7b16c7a3e62f4760ac2b8ccf5e40b8f4", kill_on_drop: false }`
[INFO] [stdout] eddb4178de83677aa9a2ab206adbd77f7b16c7a3e62f4760ac2b8ccf5e40b8f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3357ab025ffad88c1dff24920d7d1d9b8b5b7b53807919fe490be602daf81d2a
[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" "3357ab025ffad88c1dff24920d7d1d9b8b5b7b53807919fe490be602daf81d2a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling tree-buf v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 52.89s
[INFO] running `Command { std: "docker" "inspect" "3357ab025ffad88c1dff24920d7d1d9b8b5b7b53807919fe490be602daf81d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3357ab025ffad88c1dff24920d7d1d9b8b5b7b53807919fe490be602daf81d2a", kill_on_drop: false }`
[INFO] [stdout] 3357ab025ffad88c1dff24920d7d1d9b8b5b7b53807919fe490be602daf81d2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6b922bee3b97977a0239080ee25448c715a7feba7c2b2069a9f2cae72011e5c6
[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" "6b922bee3b97977a0239080ee25448c715a7feba7c2b2069a9f2cae72011e5c6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tree_buf-c5543c83b29a97da
[INFO] [stdout] running 8 tests
[INFO] [stdout] test internal::branch::tests::all_array_type_ids ... ok
[INFO] [stdout] test internal::branch::tests::all_root_type_ids ... ok
[INFO] [stdout] test internal::buffer::tests::can_extend ... ok
[INFO] [stdout] test internal::encodings::packed_bool::tests::round_trip_packed_bool ... ok
[INFO] [stdout] test internal::buffer::tests::can_push_to_capacity ... ok
[INFO] [stdout] test internal::buffer::tests::deref ... ok
[INFO] [stdout] test internal::encodings::varint::tests::test_suffix ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/enums-79cf568c250f2697
[INFO] [stdout] test internal::encodings::varint::tests::test_prefix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test void_value ... ok
[INFO] [stdout] test pub_vis ... ok
[INFO] [stdout] test unnamed_field_one_variant ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/error_sizes-64d0bb497c694ad7
[INFO] [stdout] test mixed_void_and_single ... ok
[INFO] [stdout] test unused_variations_do_not_affect_size ... ok
[INFO] [stdout] test selects_correct_discriminant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/round_trip-b2ae005a67738270
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tuples_reduce_error_size ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test broken_gorilla ... ignored
[INFO] [stdout] test bools_root ... ok
[INFO] [stdout] test array1 ... ok
[INFO] [stdout] test conversions ... ok
[INFO] [stdout] test bool_array ... ok
[INFO] [stdout] test delta_prefix_var ... ok
[INFO] [stdout] test broken_int ... ok
[INFO] [stdout] test int_vec ... ok
[INFO] [stdout] test float32_vec ... ok
[INFO] [stdout] test float64_vec ... ok
[INFO] [stdout] test fixed_arrays ... ok
[INFO] [stdout] test lossy_f64_vec ... ok
[INFO] [stdout] test map_0_root ... ok
[INFO] [stdout] test array_tuple ... ok
[INFO] [stdout] test map_1_root ... ok
[INFO] [stdout] test map_n_root ... ok
[INFO] [stdout] test maps_array ... ok
[INFO] [stdout] test enum_with_vec ... ok
[INFO] [stdout] test maps_void ... ok
[INFO] [stdout] test int_to_bool_nested ... ok
[INFO] [stdout] test ignores ... ok
[INFO] [stdout] test item ... ok
[INFO] [stdout] test small_structs ... ok
[INFO] [stdout] test opts_root ... ok
[INFO] [stdout] test nested_float_vec ... ok
[INFO] [stdout] test nullable_array ... ok
[INFO] [stdout] test nested_strings_using_rle ... ok
[INFO] [stdout] test visibility_modifiers ... ok
[INFO] [stdout] test long_bool_runs ... ok
[INFO] [stdout] test item_vec ... ok
[INFO] [stdout] test various_types ... ok
[INFO] [stdout] test ints_root ... ok
[INFO] [stdout] test strings_using_dictionary ... ok
[INFO] [stdout] test large_structs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/schema_migrations-b0f152534c075cf3
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test canonical_idents_compatible ... ok
[INFO] [stdout] test fixed_array_to_vec ... ok
[INFO] [stdout] test add_option_defaults_to_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/schema_mismatches-28131bf5ef38b8dd
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test wrong_tuple_length ... ok
[INFO] [stdout] test missnamed_obj_field ... ok
[INFO] [stdout] test mismatched_root ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tree-buf
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6b922bee3b97977a0239080ee25448c715a7feba7c2b2069a9f2cae72011e5c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b922bee3b97977a0239080ee25448c715a7feba7c2b2069a9f2cae72011e5c6", kill_on_drop: false }`
[INFO] [stdout] 6b922bee3b97977a0239080ee25448c715a7feba7c2b2069a9f2cae72011e5c6