[INFO] crate serde_var_export 0.1.0 is already in cache
[INFO] testing serde_var_export-0.1.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate serde_var_export 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate serde_var_export 0.1.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_var_export 0.1.0
[INFO] finished tweaking crates.io crate serde_var_export 0.1.0
[INFO] tweaked toml for crates.io crate serde_var_export 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate serde_var_export 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c01f0c33c7cec4d920aa52a1c651410d56fd5ba52cf0e3304560066405db4946
[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" "c01f0c33c7cec4d920aa52a1c651410d56fd5ba52cf0e3304560066405db4946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c01f0c33c7cec4d920aa52a1c651410d56fd5ba52cf0e3304560066405db4946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c01f0c33c7cec4d920aa52a1c651410d56fd5ba52cf0e3304560066405db4946", kill_on_drop: false }`
[INFO] [stdout] c01f0c33c7cec4d920aa52a1c651410d56fd5ba52cf0e3304560066405db4946
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e44d6b857fb5d78ec08506d67c49f6afc0f75c4d6b33510565caa1c48be46c9
[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" "2e44d6b857fb5d78ec08506d67c49f6afc0f75c4d6b33510565caa1c48be46c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]    Compiling thiserror v1.0.9
[INFO] [stderr]    Compiling serde_var_export v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.92s
[INFO] running `Command { std: "docker" "inspect" "2e44d6b857fb5d78ec08506d67c49f6afc0f75c4d6b33510565caa1c48be46c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e44d6b857fb5d78ec08506d67c49f6afc0f75c4d6b33510565caa1c48be46c9", kill_on_drop: false }`
[INFO] [stdout] 2e44d6b857fb5d78ec08506d67c49f6afc0f75c4d6b33510565caa1c48be46c9
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79b86f601ff442482d82e9f059b2058a070cfd70649a6fe3ef1a442a0a8a9b1c
[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" "79b86f601ff442482d82e9f059b2058a070cfd70649a6fe3ef1a442a0a8a9b1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling serde_var_export v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.43s
[INFO] running `Command { std: "docker" "inspect" "79b86f601ff442482d82e9f059b2058a070cfd70649a6fe3ef1a442a0a8a9b1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79b86f601ff442482d82e9f059b2058a070cfd70649a6fe3ef1a442a0a8a9b1c", kill_on_drop: false }`
[INFO] [stdout] 79b86f601ff442482d82e9f059b2058a070cfd70649a6fe3ef1a442a0a8a9b1c
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] b0ba4177ee8b692084935f3e8e54967d38cec6a74bbfb453f718cd64b2ca87ce
[INFO] running `Command { std: "docker" "start" "-a" "b0ba4177ee8b692084935f3e8e54967d38cec6a74bbfb453f718cd64b2ca87ce", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_var_export-5abd368c00617fff
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test ser::serializer_tests::serialize_i64 ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_i16 ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_none ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_f64 ... ok
[INFO] [stdout] test error::tests::ser_error ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_i8 ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_newtype_struct ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_str ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_tuple_struct ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_tuple ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_newtype_variant ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_i32 ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_bytes ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_u32 ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_u64 ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_bool ... ok
[INFO] [stdout] test ser::new_tests::new_serializer ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_some ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_tuple_variant ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_u8 ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_unit_struct ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_f32 ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_char ... ok
[INFO] [stdout] test ser::to_xyz_tests::to_writer ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_unit ... ok
[INFO] [stdout] test ser::new_tests::new_seq_serializer ... ok
[INFO] [stdout] test ser::to_xyz_tests::to_vec ... ok
[INFO] [stdout] test ser::to_xyz_tests::to_string ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_unit_variant ... ok
[INFO] [stdout] test error::tests::de_error ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_seq ... ok
[INFO] [stdout] test ser::serializer_tests::serialize_u16 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/common-6c009959c3ee266f
[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] [stderr]      Running /opt/rustwide/target/debug/deps/to_string-6deac637a91d77e5
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test serialize_tuple_variant ... ok
[INFO] [stdout] test serialize_map ... ok
[INFO] [stdout] test test_complex_0 ... ok
[INFO] [stdout] test serialize_struct_variant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_var_export
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b0ba4177ee8b692084935f3e8e54967d38cec6a74bbfb453f718cd64b2ca87ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0ba4177ee8b692084935f3e8e54967d38cec6a74bbfb453f718cd64b2ca87ce", kill_on_drop: false }`
[INFO] [stdout] b0ba4177ee8b692084935f3e8e54967d38cec6a74bbfb453f718cd64b2ca87ce