[INFO] fetching crate json-c 0.1.0...
[INFO] testing json-c-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate json-c 0.1.0 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate json-c 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json-c 0.1.0
[INFO] finished tweaking crates.io crate json-c 0.1.0
[INFO] tweaked toml for crates.io crate json-c 0.1.0 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate crates.io crate json-c 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--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-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 849bbdde9b98215cffe56a14131f0d4320b13c7fd7cca52f7d0b4e0ae01a44ff
[INFO] running `Command { std: "docker" "start" "-a" "849bbdde9b98215cffe56a14131f0d4320b13c7fd7cca52f7d0b4e0ae01a44ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "849bbdde9b98215cffe56a14131f0d4320b13c7fd7cca52f7d0b4e0ae01a44ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "849bbdde9b98215cffe56a14131f0d4320b13c7fd7cca52f7d0b4e0ae01a44ff", kill_on_drop: false }`
[INFO] [stdout] 849bbdde9b98215cffe56a14131f0d4320b13c7fd7cca52f7d0b4e0ae01a44ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7318aa3d0ddfb7096203d588719b08b7cb499b51e17d1cb8d2c9fc44dfca461
[INFO] running `Command { std: "docker" "start" "-a" "c7318aa3d0ddfb7096203d588719b08b7cb499b51e17d1cb8d2c9fc44dfca461", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling json-c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "c7318aa3d0ddfb7096203d588719b08b7cb499b51e17d1cb8d2c9fc44dfca461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7318aa3d0ddfb7096203d588719b08b7cb499b51e17d1cb8d2c9fc44dfca461", kill_on_drop: false }`
[INFO] [stdout] c7318aa3d0ddfb7096203d588719b08b7cb499b51e17d1cb8d2c9fc44dfca461
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 170dff59abd96a58e17ef1ba244bd25ae05bfb7bcf32dc5207e30421d105984c
[INFO] running `Command { std: "docker" "start" "-a" "170dff59abd96a58e17ef1ba244bd25ae05bfb7bcf32dc5207e30421d105984c", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "170dff59abd96a58e17ef1ba244bd25ae05bfb7bcf32dc5207e30421d105984c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "170dff59abd96a58e17ef1ba244bd25ae05bfb7bcf32dc5207e30421d105984c", kill_on_drop: false }`
[INFO] [stdout] 170dff59abd96a58e17ef1ba244bd25ae05bfb7bcf32dc5207e30421d105984c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 72a3dfe1e4477ccaaff99de085206e3b5c64d6713696025605f1dcbf30549fdd
[INFO] running `Command { std: "docker" "start" "-a" "72a3dfe1e4477ccaaff99de085206e3b5c64d6713696025605f1dcbf30549fdd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_c-bbc2eff9f2a08d82)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "72a3dfe1e4477ccaaff99de085206e3b5c64d6713696025605f1dcbf30549fdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72a3dfe1e4477ccaaff99de085206e3b5c64d6713696025605f1dcbf30549fdd", kill_on_drop: false }`
[INFO] [stdout] 72a3dfe1e4477ccaaff99de085206e3b5c64d6713696025605f1dcbf30549fdd