[INFO] fetching crate handwritten-json 0.1.0...
[INFO] testing handwritten-json-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate handwritten-json 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate handwritten-json 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate handwritten-json 0.1.0
[INFO] finished tweaking crates.io crate handwritten-json 0.1.0
[INFO] tweaked toml for crates.io crate handwritten-json 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 832d486acbc0258779dd1f0cac3f6dc6479e453990041d0024831f75c017fbc5
[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" "832d486acbc0258779dd1f0cac3f6dc6479e453990041d0024831f75c017fbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "832d486acbc0258779dd1f0cac3f6dc6479e453990041d0024831f75c017fbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "832d486acbc0258779dd1f0cac3f6dc6479e453990041d0024831f75c017fbc5", kill_on_drop: false }`
[INFO] [stdout] 832d486acbc0258779dd1f0cac3f6dc6479e453990041d0024831f75c017fbc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 409855e76cb1393b3543cf4314c1426a1b5f7dddf1dde527a402891ccb05aa0a
[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" "409855e76cb1393b3543cf4314c1426a1b5f7dddf1dde527a402891ccb05aa0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling handwritten-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "409855e76cb1393b3543cf4314c1426a1b5f7dddf1dde527a402891ccb05aa0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "409855e76cb1393b3543cf4314c1426a1b5f7dddf1dde527a402891ccb05aa0a", kill_on_drop: false }`
[INFO] [stdout] 409855e76cb1393b3543cf4314c1426a1b5f7dddf1dde527a402891ccb05aa0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5beeabeb97ae436d4d4982746500325ec7884ab1a4c1c2b98e57b0dffb53111
[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" "f5beeabeb97ae436d4d4982746500325ec7884ab1a4c1c2b98e57b0dffb53111", kill_on_drop: false }`
[INFO] [stderr]    Compiling property v0.3.3
[INFO] [stderr]    Compiling serde_yaml v0.8.14
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling handwritten-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.21s
[INFO] running `Command { std: "docker" "inspect" "f5beeabeb97ae436d4d4982746500325ec7884ab1a4c1c2b98e57b0dffb53111", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5beeabeb97ae436d4d4982746500325ec7884ab1a4c1c2b98e57b0dffb53111", kill_on_drop: false }`
[INFO] [stdout] f5beeabeb97ae436d4d4982746500325ec7884ab1a4c1c2b98e57b0dffb53111
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee8dafa426522b3c6fd412d3f0bd87290da7bbe80324182fceeab3ee082d0ac5
[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" "ee8dafa426522b3c6fd412d3f0bd87290da7bbe80324182fceeab3ee082d0ac5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/handwritten_json-6254fc094d7cd964
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests handwritten-json
[INFO] [stdout] test result: ok. 0 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" "ee8dafa426522b3c6fd412d3f0bd87290da7bbe80324182fceeab3ee082d0ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee8dafa426522b3c6fd412d3f0bd87290da7bbe80324182fceeab3ee082d0ac5", kill_on_drop: false }`
[INFO] [stdout] ee8dafa426522b3c6fd412d3f0bd87290da7bbe80324182fceeab3ee082d0ac5