[INFO] fetching crate erased-serde 0.3.16...
[INFO] testing erased-serde-0.3.16 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate erased-serde 0.3.16 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate erased-serde 0.3.16 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53f041fc5db4be7e19fe525f2c816a75f070ae7305896de912dc9e8ca25a429e
[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" "53f041fc5db4be7e19fe525f2c816a75f070ae7305896de912dc9e8ca25a429e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53f041fc5db4be7e19fe525f2c816a75f070ae7305896de912dc9e8ca25a429e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f041fc5db4be7e19fe525f2c816a75f070ae7305896de912dc9e8ca25a429e", kill_on_drop: false }`
[INFO] [stdout] 53f041fc5db4be7e19fe525f2c816a75f070ae7305896de912dc9e8ca25a429e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e4f70dbce68af1962233d1c3380b87d041c1f920f597e663d640ccf03547bf6
[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" "1e4f70dbce68af1962233d1c3380b87d041c1f920f597e663d640ccf03547bf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling erased-serde v0.3.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.92s
[INFO] running `Command { std: "docker" "inspect" "1e4f70dbce68af1962233d1c3380b87d041c1f920f597e663d640ccf03547bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e4f70dbce68af1962233d1c3380b87d041c1f920f597e663d640ccf03547bf6", kill_on_drop: false }`
[INFO] [stdout] 1e4f70dbce68af1962233d1c3380b87d041c1f920f597e663d640ccf03547bf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 615bfff01b1b43aa04a895ad28b636a63099a676bb432803d9c53796ad20bc5a
[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" "615bfff01b1b43aa04a895ad28b636a63099a676bb432803d9c53796ad20bc5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling erased-serde v0.3.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 33.09s
[INFO] running `Command { std: "docker" "inspect" "615bfff01b1b43aa04a895ad28b636a63099a676bb432803d9c53796ad20bc5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "615bfff01b1b43aa04a895ad28b636a63099a676bb432803d9c53796ad20bc5a", kill_on_drop: false }`
[INFO] [stdout] 615bfff01b1b43aa04a895ad28b636a63099a676bb432803d9c53796ad20bc5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57b6f586aed1d1085d47ad15fd440533d2f786f76e56143aee1946342f2ede4e
[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" "57b6f586aed1d1085d47ad15fd440533d2f786f76e56143aee1946342f2ede4e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/erased_serde-9a4a789695618504)
[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_borrowed ... ok
[INFO] [stdout] test de::tests::test_value ... ok
[INFO] [stdout] test de::tests::test_struct ... ok
[INFO] [stdout] test macros::tests::test_generic_bound ... ok
[INFO] [stdout] test macros::tests::test_type_parameter ... ok
[INFO] [stdout] test macros::tests::test_plain ... ok
[INFO] [stdout] test macros::tests::test_where_clause ... ok
[INFO] [stdout] test ser::tests::assert_serialize ... ok
[INFO] [stdout] test de::tests::test_enum ... ok
[INFO] [stdout] test ser::tests::assert_serializer ... ok
[INFO] [stdout] test ser::tests::test_struct ... ok
[INFO] [stdout] test ser::tests::test_vec ... ok
[INFO] [stdout] test ser::tests::test_enum ... 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-35e686bcb6c6c57d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test deserialization ... ok
[INFO] [stderr]    Doc-tests erased-serde
[INFO] [stdout] ["a","b"]test serialization ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/macros.rs - macros::serialize_trait_object (line 4) ... ok
[INFO] [stdout] test src/ser.rs - ser::serialize (line 441) ... ok
[INFO] [stdout] test src/macros.rs - macros::serialize_trait_object (line 16) ... ok
[INFO] [stdout] test src/ser.rs - ser::serialize (line 424) ... ok
[INFO] [stdout] test src/ser.rs - ser::dynSerializer::erase (line 165) ... ok
[INFO] [stdout] test src/de.rs - de::deserialize (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/ser.rs - ser::Serialize (line 19) ... ok
[INFO] [stdout] test src/ser.rs - ser::Serializer (line 62) ... ok
[INFO] [stdout] test src/de.rs - de::Deserializer (line 54) ... ok
[INFO] [stdout] test src/de.rs - de::dynDeserializer::erase (line 208) ... 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 14.86s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "57b6f586aed1d1085d47ad15fd440533d2f786f76e56143aee1946342f2ede4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57b6f586aed1d1085d47ad15fd440533d2f786f76e56143aee1946342f2ede4e", kill_on_drop: false }`
[INFO] [stdout] 57b6f586aed1d1085d47ad15fd440533d2f786f76e56143aee1946342f2ede4e