[INFO] fetching crate tree-buf 0.10.0...
[INFO] testing tree-buf-0.10.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate tree-buf 0.10.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate tree-buf 0.10.0 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 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-14/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 6a3cc6ce5648c66fe6ce617cb24a8a30e7445a176b844c6dfbc1841dfacc03f0
[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" "6a3cc6ce5648c66fe6ce617cb24a8a30e7445a176b844c6dfbc1841dfacc03f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a3cc6ce5648c66fe6ce617cb24a8a30e7445a176b844c6dfbc1841dfacc03f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a3cc6ce5648c66fe6ce617cb24a8a30e7445a176b844c6dfbc1841dfacc03f0", kill_on_drop: false }`
[INFO] [stdout] 6a3cc6ce5648c66fe6ce617cb24a8a30e7445a176b844c6dfbc1841dfacc03f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] c5caacca5b3823d2627f45b714596dbdfa639db2e77a50eb5f4ab27b04ac9d65
[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" "c5caacca5b3823d2627f45b714596dbdfa639db2e77a50eb5f4ab27b04ac9d65", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling firestorm v0.3.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling transmute v0.1.1
[INFO] [stderr]    Compiling defer v0.1.0
[INFO] [stderr]    Compiling gibbon v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling simple-16 v0.2.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling zigzag v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling coercible_errors v0.1.4
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling tree-buf-macros v0.10.0
[INFO] [stderr]    Compiling tree-buf v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.84s
[INFO] running `Command { std: "docker" "inspect" "c5caacca5b3823d2627f45b714596dbdfa639db2e77a50eb5f4ab27b04ac9d65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5caacca5b3823d2627f45b714596dbdfa639db2e77a50eb5f4ab27b04ac9d65", kill_on_drop: false }`
[INFO] [stdout] c5caacca5b3823d2627f45b714596dbdfa639db2e77a50eb5f4ab27b04ac9d65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6c535aa018370b349f7d25616c20f5f6e243fa2245d560874c619feab98eb11d
[INFO] running `Command { std: "docker" "start" "-a" "6c535aa018370b349f7d25616c20f5f6e243fa2245d560874c619feab98eb11d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[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 1m 56s
[INFO] running `Command { std: "docker" "inspect" "6c535aa018370b349f7d25616c20f5f6e243fa2245d560874c619feab98eb11d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c535aa018370b349f7d25616c20f5f6e243fa2245d560874c619feab98eb11d", kill_on_drop: false }`
[INFO] [stdout] 6c535aa018370b349f7d25616c20f5f6e243fa2245d560874c619feab98eb11d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 3a2190098c8e79e7d150bfd70db7fbe36f59da595aba5e41f21c462693a0b847
[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" "3a2190098c8e79e7d150bfd70db7fbe36f59da595aba5e41f21c462693a0b847", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tree_buf-5809e09cb8e47173
[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::buffer::tests::deref ... 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::encodings::varint::tests::test_prefix ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/enums-9bccdd1eb6723324
[INFO] [stdout] test internal::encodings::varint::tests::test_suffix ... 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 unnamed_field_one_variant ... ok
[INFO] [stdout] test selects_correct_discriminant ... ok
[INFO] [stdout] test unused_variations_do_not_affect_size ... ok
[INFO] [stdout] test pub_vis ... ok
[INFO] [stdout] test mixed_void_and_single ... 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/error_sizes-513ce2ff0bc5551b
[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] [stderr]      Running /opt/rustwide/target/debug/deps/round_trip-834c8068308155a0
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test broken_gorilla ... ignored
[INFO] [stdout] test broken_int ... ok
[INFO] [stdout] test array1 ... ok
[INFO] [stdout] test delta_prefix_var ... ok
[INFO] [stdout] test int_vec ... ok
[INFO] [stdout] test bool_array ... ok
[INFO] [stdout] test float32_vec ... ok
[INFO] [stdout] test float64_vec ... ok
[INFO] [stdout] test lossy_f64_vec ... ok
[INFO] [stdout] test map_n_root ... ok
[INFO] [stdout] test map_0_root ... ok
[INFO] [stdout] test conversions ... ok
[INFO] [stdout] test fixed_arrays ... ok
[INFO] [stdout] test long_bool_runs ... ok
[INFO] [stdout] test item ... ok
[INFO] [stdout] test bools_root ... ok
[INFO] [stdout] test ignores ... ok
[INFO] [stdout] test array_tuple ... ok
[INFO] [stdout] test enum_with_vec ... ok
[INFO] [stdout] test int_to_bool_nested ... ok
[INFO] [stdout] test visibility_modifiers ... ok
[INFO] [stdout] test small_structs ... ok
[INFO] [stdout] test nullable_array ... ok
[INFO] [stdout] test opts_root ... ok
[INFO] [stdout] test nested_float_vec ... ok
[INFO] [stdout] test nested_strings_using_rle ... ok
[INFO] [stdout] test map_1_root ... ok
[INFO] [stdout] test various_types ... ok
[INFO] [stdout] test item_vec ... ok
[INFO] [stdout] test maps_array ... ok
[INFO] [stdout] test maps_void ... ok
[INFO] [stdout] test strings_using_dictionary ... ok
[INFO] [stdout] test large_structs ... ok
[INFO] [stdout] test ints_root ... 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-7b6fdea244ce52e8
[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-decd1d2ed2a4e3d2
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test wrong_tuple_length ... ok
[INFO] [stdout] test mismatched_root ... ok
[INFO] [stdout] test missnamed_obj_field ... 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" "3a2190098c8e79e7d150bfd70db7fbe36f59da595aba5e41f21c462693a0b847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a2190098c8e79e7d150bfd70db7fbe36f59da595aba5e41f21c462693a0b847", kill_on_drop: false }`
[INFO] [stdout] 3a2190098c8e79e7d150bfd70db7fbe36f59da595aba5e41f21c462693a0b847