[INFO] crate core-serde-json 0.1.0 is already in cache
[INFO] testing core-serde-json-0.1.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate core-serde-json 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate core-serde-json 0.1.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate core-serde-json 0.1.0
[INFO] finished tweaking crates.io crate core-serde-json 0.1.0
[INFO] tweaked toml for crates.io crate core-serde-json 0.1.0 written to /workspace/builds/worker-0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] c9b68b74f224d50da83b7410f8171f921af0ea3846396b6d948cfb8c4ffc3389
[INFO] running `"docker" "start" "-a" "c9b68b74f224d50da83b7410f8171f921af0ea3846396b6d948cfb8c4ffc3389"`
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling heapless v0.5.4
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling core-serde-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.73s
[INFO] running `"docker" "inspect" "c9b68b74f224d50da83b7410f8171f921af0ea3846396b6d948cfb8c4ffc3389"`
[INFO] running `"docker" "rm" "-f" "c9b68b74f224d50da83b7410f8171f921af0ea3846396b6d948cfb8c4ffc3389"`
[INFO] [stdout] c9b68b74f224d50da83b7410f8171f921af0ea3846396b6d948cfb8c4ffc3389
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 095abd50444d23947093f0e33727465c9f2cfd4e74a6193d6e0bf4a4d87b69d4
[INFO] running `"docker" "start" "-a" "095abd50444d23947093f0e33727465c9f2cfd4e74a6193d6e0bf4a4d87b69d4"`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling core-serde-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.01s
[INFO] running `"docker" "inspect" "095abd50444d23947093f0e33727465c9f2cfd4e74a6193d6e0bf4a4d87b69d4"`
[INFO] running `"docker" "rm" "-f" "095abd50444d23947093f0e33727465c9f2cfd4e74a6193d6e0bf4a4d87b69d4"`
[INFO] [stdout] 095abd50444d23947093f0e33727465c9f2cfd4e74a6193d6e0bf4a4d87b69d4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9fc41d717177c31e9650622ac9e7f42d0e19f1ad260bf0cf138af8927f746679
[INFO] running `"docker" "start" "-a" "9fc41d717177c31e9650622ac9e7f42d0e19f1ad260bf0cf138af8927f746679"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/core_serde_json-29f0724330fe57d6
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test de::tests::enum_clike ... ok
[INFO] [stdout] test de::tests::array ... ok
[INFO] [stdout] test de::tests::str ... ok
[INFO] [stdout] test de::tests::struct_bool ... ok
[INFO] [stdout] test de::tests::bool ... ok
[INFO] [stdout] test de::tests::struct_i8 ... ok
[INFO] [stdout] test de::tests::wot ... ignored
[INFO] [stdout] test ser::tests::str ... ok
[INFO] [stdout] test ser::tests::bool ... ok
[INFO] [stdout] test ser::tests::struct_i8 ... ok
[INFO] [stdout] test ser::tests::struct_option ... ok
[INFO] [stdout] test ser::tests::struct_ ... ok
[INFO] [stdout] test ser::tests::struct_bool ... ok
[INFO] [stdout] test ser::tests::array ... ok
[INFO] [stdout] test de::tests::struct_option ... ok
[INFO] [stdout] test ser::tests::enum_ ... ok
[INFO] [stdout] test ser::tests::struct_u8 ... ok
[INFO] [stderr]    Doc-tests core-serde-json
[INFO] [stdout] test de::tests::struct_u8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 1 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 `"docker" "inspect" "9fc41d717177c31e9650622ac9e7f42d0e19f1ad260bf0cf138af8927f746679"`
[INFO] running `"docker" "rm" "-f" "9fc41d717177c31e9650622ac9e7f42d0e19f1ad260bf0cf138af8927f746679"`
[INFO] [stdout] 9fc41d717177c31e9650622ac9e7f42d0e19f1ad260bf0cf138af8927f746679