[INFO] fetching crate serde-json-core 0.4.0...
[INFO] testing serde-json-core-0.4.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate serde-json-core 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate serde-json-core 0.4.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/rust-toolchain
[INFO] started tweaking crates.io crate serde-json-core 0.4.0
[INFO] finished tweaking crates.io crate serde-json-core 0.4.0
[INFO] tweaked toml for crates.io crate serde-json-core 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a55d32ca00514b3c1b740d17074520cc062864f4b86951a0166973e821857bb
[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" "7a55d32ca00514b3c1b740d17074520cc062864f4b86951a0166973e821857bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a55d32ca00514b3c1b740d17074520cc062864f4b86951a0166973e821857bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a55d32ca00514b3c1b740d17074520cc062864f4b86951a0166973e821857bb", kill_on_drop: false }`
[INFO] [stdout] 7a55d32ca00514b3c1b740d17074520cc062864f4b86951a0166973e821857bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac601fbb5ecf84ed6220077cca0ef6a10a2bde1ff5e66c0fe62e57bb80c5dbe8
[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" "ac601fbb5ecf84ed6220077cca0ef6a10a2bde1ff5e66c0fe62e57bb80c5dbe8", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling heapless v0.7.10
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling serde-json-core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.51s
[INFO] running `Command { std: "docker" "inspect" "ac601fbb5ecf84ed6220077cca0ef6a10a2bde1ff5e66c0fe62e57bb80c5dbe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac601fbb5ecf84ed6220077cca0ef6a10a2bde1ff5e66c0fe62e57bb80c5dbe8", kill_on_drop: false }`
[INFO] [stdout] ac601fbb5ecf84ed6220077cca0ef6a10a2bde1ff5e66c0fe62e57bb80c5dbe8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 6ff3cbb29af5b8181e856f82ff4071209ab107f8ce191e4dca3ad0550cbe8764
[INFO] running `Command { std: "docker" "start" "-a" "6ff3cbb29af5b8181e856f82ff4071209ab107f8ce191e4dca3ad0550cbe8764", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-json-core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "6ff3cbb29af5b8181e856f82ff4071209ab107f8ce191e4dca3ad0550cbe8764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ff3cbb29af5b8181e856f82ff4071209ab107f8ce191e4dca3ad0550cbe8764", kill_on_drop: false }`
[INFO] [stdout] 6ff3cbb29af5b8181e856f82ff4071209ab107f8ce191e4dca3ad0550cbe8764
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] 254ebb4ea497b4d9aef57590fb49494d8ce73ae1aca0c6bb67b46cb584953bcc
[INFO] running `Command { std: "docker" "start" "-a" "254ebb4ea497b4d9aef57590fb49494d8ce73ae1aca0c6bb67b46cb584953bcc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_json_core-e9d33ab528767fcf)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test de::tests::array ... ok
[INFO] [stdout] test de::tests::bool ... ok
[INFO] [stdout] test de::tests::enum_clike ... ok
[INFO] [stdout] test de::tests::str ... ok
[INFO] [stdout] test de::tests::struct_bool ... ok
[INFO] [stdout] test de::tests::ignoring_extra_fields ... ok
[INFO] [stdout] test de::tests::struct_f32 ... ok
[INFO] [stdout] test de::tests::struct_option ... ok
[INFO] [stdout] test de::tests::struct_i8 ... ok
[INFO] [stdout] test de::tests::wot ... ok
[INFO] [stdout] test de::tests::test_unit ... ok
[INFO] [stdout] test ser::tests::array ... ok
[INFO] [stdout] test ser::tests::bool ... ok
[INFO] [stdout] test de::tests::struct_u8 ... ok
[INFO] [stdout] test ser::tests::struct_i8 ... ok
[INFO] [stdout] test ser::tests::struct_option ... ok
[INFO] [stdout] test ser::tests::struct_u8 ... ok
[INFO] [stdout] test ser::tests::enum_ ... ok
[INFO] [stdout] test ser::tests::str ... ok
[INFO] [stdout] test ser::tests::struct_ ... ok
[INFO] [stdout] test ser::tests::struct_bool ... ok
[INFO] [stdout] test ser::tests::struct_f32 ... ok
[INFO] [stdout] test ser::tests::test_serialize_bytes ... ok
[INFO] [stdout] test ser::tests::test_unit ... ok
[INFO] [stdout] test de::tests::struct_tuple ... ok
[INFO] [stdout] test ser::tests::test_newtype_struct ... ok
[INFO] [stdout] test de::tests::test_newtype_variant ... ok
[INFO] [stdout] test de::tests::integer ... ok
[INFO] [stdout] test de::tests::test_struct_variant ... ok
[INFO] [stdout] test de::tests::newtype_struct ... ok
[INFO] [stdout] test de::tests::floating_point ... ok
[INFO] [stdout] test ser::tests::test_struct_variant ... ok
[INFO] [stdout] test ser::tests::test_newtype_variant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde-json-core
[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] running `Command { std: "docker" "inspect" "254ebb4ea497b4d9aef57590fb49494d8ce73ae1aca0c6bb67b46cb584953bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254ebb4ea497b4d9aef57590fb49494d8ce73ae1aca0c6bb67b46cb584953bcc", kill_on_drop: false }`
[INFO] [stdout] 254ebb4ea497b4d9aef57590fb49494d8ce73ae1aca0c6bb67b46cb584953bcc