[INFO] fetching crate json-c 0.1.0...
[INFO] testing json-c-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate json-c 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate json-c 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-7/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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4bd5bb3917b31605ee3780faf564bbbb0ebde6c590510474fec8ce726674e42
[INFO] running `Command { std: "docker" "start" "-a" "a4bd5bb3917b31605ee3780faf564bbbb0ebde6c590510474fec8ce726674e42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4bd5bb3917b31605ee3780faf564bbbb0ebde6c590510474fec8ce726674e42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4bd5bb3917b31605ee3780faf564bbbb0ebde6c590510474fec8ce726674e42", kill_on_drop: false }`
[INFO] [stdout] a4bd5bb3917b31605ee3780faf564bbbb0ebde6c590510474fec8ce726674e42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b1deca4e25ce87731741562092be1a0deecbc63779cc370738d27cd4b0c0f17
[INFO] running `Command { std: "docker" "start" "-a" "2b1deca4e25ce87731741562092be1a0deecbc63779cc370738d27cd4b0c0f17", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "2b1deca4e25ce87731741562092be1a0deecbc63779cc370738d27cd4b0c0f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1deca4e25ce87731741562092be1a0deecbc63779cc370738d27cd4b0c0f17", kill_on_drop: false }`
[INFO] [stdout] 2b1deca4e25ce87731741562092be1a0deecbc63779cc370738d27cd4b0c0f17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e92dac1726db7a9c0bece7f5c774b3ae329ba321e6f0c3222c8ee310ef0704fc
[INFO] running `Command { std: "docker" "start" "-a" "e92dac1726db7a9c0bece7f5c774b3ae329ba321e6f0c3222c8ee310ef0704fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "e92dac1726db7a9c0bece7f5c774b3ae329ba321e6f0c3222c8ee310ef0704fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e92dac1726db7a9c0bece7f5c774b3ae329ba321e6f0c3222c8ee310ef0704fc", kill_on_drop: false }`
[INFO] [stdout] e92dac1726db7a9c0bece7f5c774b3ae329ba321e6f0c3222c8ee310ef0704fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd2b4f97e007ad9813e98fe0cc59228e639eb46a4e55be9a7a4a31c419799262
[INFO] running `Command { std: "docker" "start" "-a" "dd2b4f97e007ad9813e98fe0cc59228e639eb46a4e55be9a7a4a31c419799262", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_c-d7ae110731329c90)
[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" "dd2b4f97e007ad9813e98fe0cc59228e639eb46a4e55be9a7a4a31c419799262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd2b4f97e007ad9813e98fe0cc59228e639eb46a4e55be9a7a4a31c419799262", kill_on_drop: false }`
[INFO] [stdout] dd2b4f97e007ad9813e98fe0cc59228e639eb46a4e55be9a7a4a31c419799262