[INFO] crate serde_json 1.0.53 is already in cache
[INFO] testing serde_json-1.0.53 against 1.44.0 for beta-1.45-1
[INFO] extracting crate serde_json 1.0.53 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate serde_json 1.0.53 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate serde_json 1.0.53
[INFO] finished tweaking crates.io crate serde_json 1.0.53
[INFO] tweaked toml for crates.io crate serde_json 1.0.53 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+1.44.0" "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] d77afa05cee81f7a29135c6f228efdcbcb27cfebdf5e3ba86641f2cb211dc135
[INFO] running `"docker" "start" "-a" "d77afa05cee81f7a29135c6f228efdcbcb27cfebdf5e3ba86641f2cb211dc135"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling serde_json v1.0.53 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.81s
[INFO] running `"docker" "inspect" "d77afa05cee81f7a29135c6f228efdcbcb27cfebdf5e3ba86641f2cb211dc135"`
[INFO] running `"docker" "rm" "-f" "d77afa05cee81f7a29135c6f228efdcbcb27cfebdf5e3ba86641f2cb211dc135"`
[INFO] [stdout] d77afa05cee81f7a29135c6f228efdcbcb27cfebdf5e3ba86641f2cb211dc135
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 95bb5cf358fe3a9a46b05df5d87fc1d91ae902909bdc5e7c6430becae3d69fb8
[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" "95bb5cf358fe3a9a46b05df5d87fc1d91ae902909bdc5e7c6430becae3d69fb8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling dissimilar v1.0.1
[INFO] [stderr]    Compiling psm v0.1.8
[INFO] [stderr]    Compiling stacker v0.1.9
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling automod v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling serde_bytes v0.11.4
[INFO] [stderr]    Compiling serde_stacker v0.1.3
[INFO] [stderr]    Compiling trybuild v1.0.28
[INFO] [stderr]    Compiling serde_json v1.0.53 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.67s
[INFO] running `"docker" "inspect" "95bb5cf358fe3a9a46b05df5d87fc1d91ae902909bdc5e7c6430becae3d69fb8"`
[INFO] running `"docker" "rm" "-f" "95bb5cf358fe3a9a46b05df5d87fc1d91ae902909bdc5e7c6430becae3d69fb8"`
[INFO] [stdout] 95bb5cf358fe3a9a46b05df5d87fc1d91ae902909bdc5e7c6430becae3d69fb8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 10bc047d6c33b746ae87a6db81a873146e4c6405626bbb27bf5d4381697a5a91
[INFO] running `"docker" "start" "-a" "10bc047d6c33b746ae87a6db81a873146e4c6405626bbb27bf5d4381697a5a91"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_json-f219af0cb5e0c00a
[INFO] [stderr]    Doc-tests serde_json
[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] [stdout] 
[INFO] [stdout] running 95 tests
[INFO] [stdout] test src/error.rs - error::io::Error::from (line 135) ... ok
[INFO] [stdout] test src/de.rs - de::StreamDeserializer (line 2034) ... ok
[INFO] [stdout] test src/lib.rs -  (line 212) ... ok
[INFO] [stdout] test src/de.rs - de::from_reader (line 2234) ... ok
[INFO] [stdout] test src/de.rs - de::&'a mut Deserializer<R>::deserialize_bytes (line 1391) ... ok
[INFO] [stdout] test src/lib.rs -  (line 43) ... ok
[INFO] [stdout] test src/de.rs - de::&'a mut Deserializer<R>::deserialize_bytes (line 1370) ... ok
[INFO] [stdout] test src/de.rs - de::from_reader (line 2270) ... ok
[INFO] [stdout] test src/lib.rs -  (line 183) ... ok
[INFO] [stdout] test src/lib.rs -  (line 63) ... ok
[INFO] [stdout] test src/macros.rs - json (line 25) ... ok
[INFO] [stdout] test src/lib.rs -  (line 243) ... ok
[INFO] [stdout] test src/de.rs - de::StreamDeserializer::byte_offset (line 2084) ... ok
[INFO] [stdout] test src/de.rs - de::from_str (line 2364) ... ok
[INFO] [stdout] test src/macros.rs - json (line 3) ... ok
[INFO] [stdout] test src/de.rs - de::from_slice (line 2322) ... ok
[INFO] [stdout] test src/map.rs - map::Map<String, Value> (line 241) ... ok
[INFO] [stdout] test src/map.rs - map::Entry::key (line 448) ... ok
[INFO] [stdout] test src/map.rs - map::Entry::or_insert_with (line 485) ... ok
[INFO] [stdout] test src/lib.rs -  (line 121) ... ok
[INFO] [stdout] test src/map.rs - map::Entry::or_insert (line 464) ... ok
[INFO] [stdout] test src/macros.rs - json (line 42) ... ok
[INFO] [stdout] test src/map.rs - map::Map<String, Value> (line 269) ... ok
[INFO] [stdout] test src/map.rs - map::VacantEntry::key (line 510) ... ok
[INFO] [stdout] test src/map.rs - map::OccupiedEntry::get (line 581) ... ok
[INFO] [stdout] test src/map.rs - map::OccupiedEntry::insert (line 658) ... ok
[INFO] [stdout] test src/map.rs - map::OccupiedEntry::get_mut (line 605) ... ok
[INFO] [stdout] test src/number.rs - number::Number::as_f64 (line 196) ... ok
[INFO] [stdout] test src/number.rs - number::Number::as_i64 (line 143) ... ok
[INFO] [stdout] test src/map.rs - map::VacantEntry::insert (line 532) ... ok
[INFO] [stdout] test src/map.rs - map::OccupiedEntry::into_mut (line 631) ... ok
[INFO] [stdout] test src/number.rs - number::Number::is_f64 (line 111) ... ok
[INFO] [stdout] test src/number.rs - number::Number::from_f64 (line 220) ... ok
[INFO] [stdout] test src/map.rs - map::OccupiedEntry::key (line 557) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from (line 119) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from (line 103) ... ok
[INFO] [stdout] test src/number.rs - number::Number::as_u64 (line 174) ... ok
[INFO] [stdout] test src/number.rs - number::Number::is_u64 (line 79) ... ok
[INFO] [stdout] test src/number.rs - number::Number::is_i64 (line 48) ... ok
[INFO] [stdout] test src/map.rs - map::OccupiedEntry::remove (line 683) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from (line 144) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from (line 161) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from (line 127) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from (line 55) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from (line 177) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from (line 71) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from (line 39) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from (line 223) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from (line 87) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from_iter (line 207) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from_iter (line 200) ... ok
[INFO] [stdout] test src/value/index.rs - value::index::Index (line 21) ... ok
[INFO] [stdout] test src/value/from.rs - value::from::Value::from_iter (line 193) ... ok
[INFO] [stdout] test src/value/index.rs - value::index::Value::index_mut (line 233) ... ok
[INFO] [stdout] test src/value/mod.rs - value (line 37) ... ok
[INFO] [stdout] test src/value/mod.rs - value (line 8) ... ok
[INFO] [stdout] test src/value/mod.rs - value (line 61) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::Null (line 114) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::Object (line 165) ... ok
[INFO] [stdout] test src/value/index.rs - value::index::Value::index (line 194) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::Bool (line 123) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::Array (line 150) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::as_array (line 408) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::as_f64 (line 632) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::Number (line 132) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::String (line 141) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::as_bool (line 670) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value (line 869) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::as_null (line 708) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::as_array_mut (line 429) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::as_str (line 466) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::as_object (line 349) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::is_boolean (line 653) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::as_i64 (line 593) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::is_i64 (line 518) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::is_null (line 692) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::get (line 286) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::as_object_mut (line 370) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::as_u64 (line 613) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::fmt (line 218) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::get (line 270) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::is_array (line 391) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::is_f64 (line 572) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::get_mut (line 312) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::is_object (line 331) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::is_number (line 495) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::is_string (line 449) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::is_u64 (line 544) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::pointer_mut (line 794) ... ok
[INFO] [stdout] test src/value/mod.rs - value::from_value (line 971) ... ok
[INFO] [stdout] test src/value/ser.rs - value::ser::Serializer (line 45) ... ok
[INFO] [stdout] test src/value/mod.rs - value::to_value (line 947) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::take (line 851) ... ok
[INFO] [stdout] test src/value/mod.rs - value::Value::pointer (line 739) ... ok
[INFO] [stdout] test src/value/mod.rs - value::to_value (line 909) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 95 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "10bc047d6c33b746ae87a6db81a873146e4c6405626bbb27bf5d4381697a5a91"`
[INFO] running `"docker" "rm" "-f" "10bc047d6c33b746ae87a6db81a873146e4c6405626bbb27bf5d4381697a5a91"`
[INFO] [stdout] 10bc047d6c33b746ae87a6db81a873146e4c6405626bbb27bf5d4381697a5a91