[INFO] fetching crate rusty_json_serialization 1.2.2...
[INFO] testing rusty_json_serialization-1.2.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate rusty_json_serialization 1.2.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate rusty_json_serialization 1.2.2
[INFO] finished tweaking crates.io crate rusty_json_serialization 1.2.2
[INFO] tweaked toml for crates.io crate rusty_json_serialization 1.2.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty_json_serialization 1.2.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 588012fd0d642c839e3376dd3d20924cf72564b3ee20d53b337258537e84acdb
[INFO] running `Command { std: "docker" "start" "-a" "588012fd0d642c839e3376dd3d20924cf72564b3ee20d53b337258537e84acdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "588012fd0d642c839e3376dd3d20924cf72564b3ee20d53b337258537e84acdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "588012fd0d642c839e3376dd3d20924cf72564b3ee20d53b337258537e84acdb", kill_on_drop: false }`
[INFO] [stdout] 588012fd0d642c839e3376dd3d20924cf72564b3ee20d53b337258537e84acdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a1f8dad6d4149c4ea5983d646f1fa8f09910fe30dfff7b4c51ff5ca11c7411b
[INFO] running `Command { std: "docker" "start" "-a" "9a1f8dad6d4149c4ea5983d646f1fa8f09910fe30dfff7b4c51ff5ca11c7411b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_json_serialization v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "9a1f8dad6d4149c4ea5983d646f1fa8f09910fe30dfff7b4c51ff5ca11c7411b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a1f8dad6d4149c4ea5983d646f1fa8f09910fe30dfff7b4c51ff5ca11c7411b", kill_on_drop: false }`
[INFO] [stdout] 9a1f8dad6d4149c4ea5983d646f1fa8f09910fe30dfff7b4c51ff5ca11c7411b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b713c9f65597dd881b316e56e6b618aa039c8105b651f242e3d0b55a32fc9e82
[INFO] running `Command { std: "docker" "start" "-a" "b713c9f65597dd881b316e56e6b618aa039c8105b651f242e3d0b55a32fc9e82", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_json_serialization v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "b713c9f65597dd881b316e56e6b618aa039c8105b651f242e3d0b55a32fc9e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b713c9f65597dd881b316e56e6b618aa039c8105b651f242e3d0b55a32fc9e82", kill_on_drop: false }`
[INFO] [stdout] b713c9f65597dd881b316e56e6b618aa039c8105b651f242e3d0b55a32fc9e82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 17a79cf94946094bc8524c12e144af74f9f29c7894bb17adffd89f8c25007b84
[INFO] running `Command { std: "docker" "start" "-a" "17a79cf94946094bc8524c12e144af74f9f29c7894bb17adffd89f8c25007b84", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rusty_json_serialization-ee50fa8b0319434f)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rusty_json_serialization
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "17a79cf94946094bc8524c12e144af74f9f29c7894bb17adffd89f8c25007b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a79cf94946094bc8524c12e144af74f9f29c7894bb17adffd89f8c25007b84", kill_on_drop: false }`
[INFO] [stdout] 17a79cf94946094bc8524c12e144af74f9f29c7894bb17adffd89f8c25007b84