[INFO] crate serde_plain 0.3.0 is already in cache
[INFO] testing serde_plain-0.3.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate serde_plain 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate serde_plain 0.3.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate serde_plain 0.3.0
[INFO] finished tweaking crates.io crate serde_plain 0.3.0
[INFO] tweaked toml for crates.io crate serde_plain 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a4b0c97e78df163cde757d6b5d6465f06b136ce2182cf90a31ab00a04f490bbf
[INFO] running `"docker" "start" "-a" "a4b0c97e78df163cde757d6b5d6465f06b136ce2182cf90a31ab00a04f490bbf"`
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling serde_plain v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.51s
[INFO] running `"docker" "inspect" "a4b0c97e78df163cde757d6b5d6465f06b136ce2182cf90a31ab00a04f490bbf"`
[INFO] running `"docker" "rm" "-f" "a4b0c97e78df163cde757d6b5d6465f06b136ce2182cf90a31ab00a04f490bbf"`
[INFO] [stdout] a4b0c97e78df163cde757d6b5d6465f06b136ce2182cf90a31ab00a04f490bbf
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] baf130745d8afec94abf36a9b64d503ab6c4a2b3d7a23e71cfd3325a0cf85573
[INFO] running `"docker" "start" "-a" "baf130745d8afec94abf36a9b64d503ab6c4a2b3d7a23e71cfd3325a0cf85573"`
[INFO] [stderr]    Compiling serde_plain v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `"docker" "inspect" "baf130745d8afec94abf36a9b64d503ab6c4a2b3d7a23e71cfd3325a0cf85573"`
[INFO] running `"docker" "rm" "-f" "baf130745d8afec94abf36a9b64d503ab6c4a2b3d7a23e71cfd3325a0cf85573"`
[INFO] [stdout] baf130745d8afec94abf36a9b64d503ab6c4a2b3d7a23e71cfd3325a0cf85573
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stdout] dedc518e957ece796f25a8a9a39e077da7bfc2af937618d0c960a1dfa5fbe469
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "dedc518e957ece796f25a8a9a39e077da7bfc2af937618d0c960a1dfa5fbe469"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_plain-d3b4e7a732c9b9db
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_de-e3cf1e5cc0eb2cc8
[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/test_macros-5ee36d72353ddb83
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_basics ... ok
[INFO] [stdout] test test_from_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_derive_serialize ... ok
[INFO] [stdout] test test_derive_deserialize ... ok
[INFO] [stdout] test test_forward_custom_error ... ok
[INFO] [stdout] test test_forward_custom_error_conversion ... ok
[INFO] [stdout] test test_forward_basics ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_ser-49245eafc5afbd0d
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_to_string ... ok
[INFO] [stderr]    Doc-tests serde_plain
[INFO] [stdout] test test_basics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/macros.rs - derive_deserialize_from_str (line 106) ... ok
[INFO] [stdout] test src/macros.rs - forward_display_to_serde (line 76) ... ok
[INFO] [stdout] test src/macros.rs - forward_from_str_to_serde (line 29) ... ok
[INFO] [stdout] test src/lib.rs -  (line 38) ... ok
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] test src/macros.rs - derive_serialize_from_display (line 166) ... ok
[INFO] [stdout] test src/lib.rs -  (line 20) ... ok
[INFO] [stdout] test src/macros.rs - forward_from_str_to_serde (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "dedc518e957ece796f25a8a9a39e077da7bfc2af937618d0c960a1dfa5fbe469"`
[INFO] running `"docker" "rm" "-f" "dedc518e957ece796f25a8a9a39e077da7bfc2af937618d0c960a1dfa5fbe469"`
[INFO] [stdout] dedc518e957ece796f25a8a9a39e077da7bfc2af937618d0c960a1dfa5fbe469