[INFO] fetching crate erased-serde 0.3.16...
[INFO] testing erased-serde-0.3.16 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate erased-serde 0.3.16 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate erased-serde 0.3.16 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate erased-serde 0.3.16
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate erased-serde 0.3.16
[INFO] tweaked toml for crates.io crate erased-serde 0.3.16 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 9f70085caa6dd79a0bad819a7d9206c4d906a669755daf8d85294d51b1b65b1b
[INFO] running `Command { std: "docker" "start" "-a" "9f70085caa6dd79a0bad819a7d9206c4d906a669755daf8d85294d51b1b65b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f70085caa6dd79a0bad819a7d9206c4d906a669755daf8d85294d51b1b65b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f70085caa6dd79a0bad819a7d9206c4d906a669755daf8d85294d51b1b65b1b", kill_on_drop: false }`
[INFO] [stdout] 9f70085caa6dd79a0bad819a7d9206c4d906a669755daf8d85294d51b1b65b1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--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] 99415a1041f81570bace37ac733d6f60c7f9446ca0a704fd155befb422b9440b
[INFO] running `Command { std: "docker" "start" "-a" "99415a1041f81570bace37ac733d6f60c7f9446ca0a704fd155befb422b9440b", kill_on_drop: false }`
[INFO] [stderr]    Compiling erased-serde v0.3.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "99415a1041f81570bace37ac733d6f60c7f9446ca0a704fd155befb422b9440b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99415a1041f81570bace37ac733d6f60c7f9446ca0a704fd155befb422b9440b", kill_on_drop: false }`
[INFO] [stdout] 99415a1041f81570bace37ac733d6f60c7f9446ca0a704fd155befb422b9440b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33e936a4d31b26be0700843272d4e92e375c24360043a217b8718cc4876c1231
[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" "33e936a4d31b26be0700843272d4e92e375c24360043a217b8718cc4876c1231", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling erased-serde v0.3.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 34.73s
[INFO] running `Command { std: "docker" "inspect" "33e936a4d31b26be0700843272d4e92e375c24360043a217b8718cc4876c1231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e936a4d31b26be0700843272d4e92e375c24360043a217b8718cc4876c1231", kill_on_drop: false }`
[INFO] [stdout] 33e936a4d31b26be0700843272d4e92e375c24360043a217b8718cc4876c1231
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 325486f81b4351bdbd5edad13f5bf048c38ccc71a50ff3c34b957c77e4dd1e2d
[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" "325486f81b4351bdbd5edad13f5bf048c38ccc71a50ff3c34b957c77e4dd1e2d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/erased_serde-32d20bbee8819909)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test any::test_fingerprint ... ok
[INFO] [stdout] test de::tests::assert_deserializer ... ok
[INFO] [stdout] test de::tests::test_struct ... ok
[INFO] [stdout] test de::tests::test_value ... ok
[INFO] [stdout] test macros::tests::test_generic_bound ... ok
[INFO] [stdout] test macros::tests::test_plain ... ok
[INFO] [stdout] test macros::tests::test_where_clause ... ok
[INFO] [stdout] test macros::tests::test_type_parameter ... ok
[INFO] [stdout] test ser::tests::test_enum ... ok
[INFO] [stdout] test de::tests::test_enum ... ok
[INFO] [stdout] test ser::tests::test_struct ... ok
[INFO] [stdout] test ser::tests::test_vec ... ok
[INFO] [stdout] test ser::tests::assert_serialize ... ok
[INFO] [stdout] test ser::tests::assert_serializer ... ok
[INFO] [stdout] test de::tests::test_borrowed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/readme.rs (/opt/rustwide/target/debug/deps/test-02dc5b654e226dc2)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] ["a","b"]test serialization ... ok
[INFO] [stdout] test deserialization ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests erased-serde
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/ser.rs - ser::serialize (line 441) ... ok
[INFO] [stdout] test src/ser.rs - ser::serialize (line 424) ... ok
[INFO] [stdout] test src/macros.rs - serialize_trait_object (line 16) ... ok
[INFO] [stdout] test src/macros.rs - serialize_trait_object (line 4) ... ok
[INFO] [stdout] test src/ser.rs - ser::Serializer (line 62) ... ok
[INFO] [stdout] test src/ser.rs - ser::dyn Serializer::erase (line 165) ... ok
[INFO] [stdout] test src/ser.rs - ser::Serialize (line 19) ... ok
[INFO] [stdout] test src/de.rs - de::dyn Deserializer::erase (line 208) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/de.rs - de::Deserializer (line 54) ... ok
[INFO] [stdout] test src/de.rs - de::deserialize (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 71) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 13.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "325486f81b4351bdbd5edad13f5bf048c38ccc71a50ff3c34b957c77e4dd1e2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "325486f81b4351bdbd5edad13f5bf048c38ccc71a50ff3c34b957c77e4dd1e2d", kill_on_drop: false }`
[INFO] [stdout] 325486f81b4351bdbd5edad13f5bf048c38ccc71a50ff3c34b957c77e4dd1e2d