[INFO] crate serde-json-wasm 0.2.1 is already in cache
[INFO] testing serde-json-wasm-0.2.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate serde-json-wasm 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate serde-json-wasm 0.2.1 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-json-wasm 0.2.1
[INFO] finished tweaking crates.io crate serde-json-wasm 0.2.1
[INFO] tweaked toml for crates.io crate serde-json-wasm 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da605ce3404b759be57e897258e3fb25d8b3047a9c0d6a421fece94295e38200
[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" "da605ce3404b759be57e897258e3fb25d8b3047a9c0d6a421fece94295e38200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da605ce3404b759be57e897258e3fb25d8b3047a9c0d6a421fece94295e38200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da605ce3404b759be57e897258e3fb25d8b3047a9c0d6a421fece94295e38200", kill_on_drop: false }`
[INFO] [stdout] da605ce3404b759be57e897258e3fb25d8b3047a9c0d6a421fece94295e38200
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 076a3a157a8531de3b816684ca5fdfc52cb4dfc9ded330d4e980e7c4d880be5d
[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" "076a3a157a8531de3b816684ca5fdfc52cb4dfc9ded330d4e980e7c4d880be5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-json-wasm v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "076a3a157a8531de3b816684ca5fdfc52cb4dfc9ded330d4e980e7c4d880be5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076a3a157a8531de3b816684ca5fdfc52cb4dfc9ded330d4e980e7c4d880be5d", kill_on_drop: false }`
[INFO] [stdout] 076a3a157a8531de3b816684ca5fdfc52cb4dfc9ded330d4e980e7c4d880be5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f040bf5ccd32ee450256b57d7469315ff53507a3e3b1514c0409abb674325c7a
[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" "f040bf5ccd32ee450256b57d7469315ff53507a3e3b1514c0409abb674325c7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling serde-json-wasm v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.95s
[INFO] running `Command { std: "docker" "inspect" "f040bf5ccd32ee450256b57d7469315ff53507a3e3b1514c0409abb674325c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f040bf5ccd32ee450256b57d7469315ff53507a3e3b1514c0409abb674325c7a", kill_on_drop: false }`
[INFO] [stdout] f040bf5ccd32ee450256b57d7469315ff53507a3e3b1514c0409abb674325c7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/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] c71dea4654eb1a507b55480c70ab0354f7fb5e956a8ab3c66f8b057edccacb3f
[INFO] running `Command { std: "docker" "start" "-a" "c71dea4654eb1a507b55480c70ab0354f7fb5e956a8ab3c66f8b057edccacb3f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_json_wasm-4e3203a302b63162
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test de::unescape::tests::hex_decode_works ... ok
[INFO] [stdout] test de::tests::bool ... ok
[INFO] [stdout] test de::tests::array ... ok
[INFO] [stdout] test de::tests::struct_i8 ... ok
[INFO] [stdout] test de::tests::newtypes ... ok
[INFO] [stdout] test de::tests::struct_u8 ... ok
[INFO] [stdout] test de::tests::struct_tuple ... ok
[INFO] [stdout] test de::tests::struct_option ... ok
[INFO] [stdout] test de::tests::enum_clike ... ok
[INFO] [stdout] test de::tests::struct_bool ... ok
[INFO] [stdout] test de::tests::ignoring_extra_fields ... ok
[INFO] [stdout] test de::tests::deserialize_optional_vector ... ok
[INFO] [stdout] test de::tests::deserialize_embedded_enum ... ok
[INFO] [stdout] test de::tests::wot ... ok
[INFO] [stdout] test de::unescape::tests::unescape_fails_for_broken_surrogates ... ok
[INFO] [stdout] test de::unescape::tests::unescape_fails_for_lone_surrogates ... ok
[INFO] [stdout] test de::unescape::tests::unescape_works_for_surrogate_pairs ... ok
[INFO] [stdout] test ser::tests::array ... ok
[INFO] [stdout] test ser::tests::bool ... ok
[INFO] [stdout] test ser::tests::enum_ ... ok
[INFO] [stdout] test de::tests::parse_whitespace ... ok
[INFO] [stdout] test ser::tests::newtype ... ok
[INFO] [stdout] test de::tests::string ... ok
[INFO] [stdout] test de::unescape::tests::unescape_fails_for_invalid_escape_sequence ... ok
[INFO] [stdout] test de::unescape::tests::unescape_works ... ok
[INFO] [stdout] test ser::tests::struct_i8 ... ok
[INFO] [stdout] test ser::tests::str ... ok
[INFO] [stdout] test ser::tests::struct_u8 ... ok
[INFO] [stdout] test ser::tests::serialize_embedded_enum ... ok
[INFO] [stdout] test ser::tests::struct_bool ... ok
[INFO] [stdout] test ser::tests::struct_option ... ok
[INFO] [stdout] test ser::tests::struct_ ... ok
[INFO] [stdout] test de::unescape::tests::unescape_fails_for_control_characters ... ok
[INFO] [stderr]    Doc-tests serde-json-wasm
[INFO] [stdout] test test::can_serde ... ok
[INFO] [stdout] test ser::tests::number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "c71dea4654eb1a507b55480c70ab0354f7fb5e956a8ab3c66f8b057edccacb3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c71dea4654eb1a507b55480c70ab0354f7fb5e956a8ab3c66f8b057edccacb3f", kill_on_drop: false }`
[INFO] [stdout] c71dea4654eb1a507b55480c70ab0354f7fb5e956a8ab3c66f8b057edccacb3f