[INFO] fetching crate json-utils 0.3.5...
[INFO] testing json-utils-0.3.5 against 1.49.0 for beta-1.50-1
[INFO] extracting crate json-utils 0.3.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate json-utils 0.3.5 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 json-utils 0.3.5
[INFO] finished tweaking crates.io crate json-utils 0.3.5
[INFO] tweaked toml for crates.io crate json-utils 0.3.5 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 1493182d6c1bf46c85e038e594bc14396e9c2953964d6f19bc2632ba4cea71a2
[INFO] running `Command { std: "docker" "start" "-a" "1493182d6c1bf46c85e038e594bc14396e9c2953964d6f19bc2632ba4cea71a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1493182d6c1bf46c85e038e594bc14396e9c2953964d6f19bc2632ba4cea71a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1493182d6c1bf46c85e038e594bc14396e9c2953964d6f19bc2632ba4cea71a2", kill_on_drop: false }`
[INFO] [stdout] 1493182d6c1bf46c85e038e594bc14396e9c2953964d6f19bc2632ba4cea71a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f897024bf7b2207ad079cfb5ef02ac38ecb54fc3f2395a6212c9f0a8d2e77dc
[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" "8f897024bf7b2207ad079cfb5ef02ac38ecb54fc3f2395a6212c9f0a8d2e77dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling uritemplate v0.1.2
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling valico v3.5.0
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling publicsuffix v1.5.4
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling json-pointer v0.3.4
[INFO] [stderr]    Compiling jsonway v2.0.0
[INFO] [stderr]    Compiling json-utils v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "8f897024bf7b2207ad079cfb5ef02ac38ecb54fc3f2395a6212c9f0a8d2e77dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f897024bf7b2207ad079cfb5ef02ac38ecb54fc3f2395a6212c9f0a8d2e77dc", kill_on_drop: false }`
[INFO] [stdout] 8f897024bf7b2207ad079cfb5ef02ac38ecb54fc3f2395a6212c9f0a8d2e77dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] da375942e2bf37ef3900c45649e4a20b5b0145ec2b630c32032de79440988c07
[INFO] running `Command { std: "docker" "start" "-a" "da375942e2bf37ef3900c45649e4a20b5b0145ec2b630c32032de79440988c07", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-utils v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.11s
[INFO] running `Command { std: "docker" "inspect" "da375942e2bf37ef3900c45649e4a20b5b0145ec2b630c32032de79440988c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da375942e2bf37ef3900c45649e4a20b5b0145ec2b630c32032de79440988c07", kill_on_drop: false }`
[INFO] [stdout] da375942e2bf37ef3900c45649e4a20b5b0145ec2b630c32032de79440988c07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 47914a914abca58410343c0282fa75397928759eb3f9ae9a09ed42b06c6b06c3
[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" "47914a914abca58410343c0282fa75397928759eb3f9ae9a09ed42b06c6b06c3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/json_utils-87d96510a50cebfc
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test json::query_tests::empty_string_is_an_empty_path ... ok
[INFO] [stdout] test json::query_tests::insert_test_01 ... ok
[INFO] [stdout] test json::query_tests::insert_test_02 ... ok
[INFO] [stdout] test schema::schema_node_test::test_serialize_schema_node_into_invalid_node ... ok
[INFO] [stdout] test json::query_tests::insert_test_03 ... ok
[INFO] [stdout] test schema::query_tests::test_lookup_01 ... ok
[INFO] [stdout] test schema::schema_node_test::test_serialize_schema_node_without_required ... ok
[INFO] [stdout] test schema_coercion::schema_node_impl_coerce::an_object_with_properties_coercion_omits_unmentioned_fields ... ok
[INFO] [stdout] test json::query_tests::take_test_03 ... ok
[INFO] [stdout] test schema_coercion::schema_node_impl_coerce::object_failing_coercion ... ok
[INFO] [stdout] test schema_coercion::schema_node_impl_coerce::basic_coercions ... ok
[INFO] [stdout] test schema_coercion::schema_node_impl_coerce::object_non_trivial_coercion ... ok
[INFO] [stdout] test json::query_tests::take_test_01 ... ok
[INFO] [stdout] test json::query_tests::take_test_04 ... ok
[INFO] [stdout] test schema_coercion::schema_node_impl_coerce::array_coercions ... ok
[INFO] [stdout] test json::query_tests::insert_test_04 ... ok
[INFO] [stdout] test json::query_tests::take_test_02 ... ok
[INFO] [stdout] test schema_coercion::schema_node_impl_coerce::an_object_with_no_properties_coercion_keeps_all_the_fields ... ok
[INFO] [stdout] test json::query_tests::string_ref_as_path ... ok
[INFO] [stdout] test json::query_tests::lookup_test_01 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json-utils
[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" "47914a914abca58410343c0282fa75397928759eb3f9ae9a09ed42b06c6b06c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47914a914abca58410343c0282fa75397928759eb3f9ae9a09ed42b06c6b06c3", kill_on_drop: false }`
[INFO] [stdout] 47914a914abca58410343c0282fa75397928759eb3f9ae9a09ed42b06c6b06c3