[INFO] fetching crate runestick-json 0.3.0...
[INFO] testing runestick-json-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate runestick-json 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate runestick-json 0.3.0 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 runestick-json 0.3.0
[INFO] finished tweaking crates.io crate runestick-json 0.3.0
[INFO] tweaked toml for crates.io crate runestick-json 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] f447840090f82e0459b7d67a95fb18ee2fb189d306c708b926163fe699388b87
[INFO] running `Command { std: "docker" "start" "-a" "f447840090f82e0459b7d67a95fb18ee2fb189d306c708b926163fe699388b87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f447840090f82e0459b7d67a95fb18ee2fb189d306c708b926163fe699388b87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f447840090f82e0459b7d67a95fb18ee2fb189d306c708b926163fe699388b87", kill_on_drop: false }`
[INFO] [stdout] f447840090f82e0459b7d67a95fb18ee2fb189d306c708b926163fe699388b87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 2bdf8b1ef1f53918c2a07ba20d1a483324ccc83591189800e968b6a450c81818
[INFO] running `Command { std: "docker" "start" "-a" "2bdf8b1ef1f53918c2a07ba20d1a483324ccc83591189800e968b6a450c81818", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling twox-hash v1.6.1
[INFO] [stderr]    Compiling pin-project v0.4.28
[INFO] [stderr]    Compiling runestick v0.3.0
[INFO] [stderr]    Compiling runestick-json v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.79s
[INFO] running `Command { std: "docker" "inspect" "2bdf8b1ef1f53918c2a07ba20d1a483324ccc83591189800e968b6a450c81818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bdf8b1ef1f53918c2a07ba20d1a483324ccc83591189800e968b6a450c81818", kill_on_drop: false }`
[INFO] [stdout] 2bdf8b1ef1f53918c2a07ba20d1a483324ccc83591189800e968b6a450c81818
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 6c3a9cfedafe10293fe8232ac2ef5a9fc882bf8eee9db8485a1ed7b23fdbcfd0
[INFO] running `Command { std: "docker" "start" "-a" "6c3a9cfedafe10293fe8232ac2ef5a9fc882bf8eee9db8485a1ed7b23fdbcfd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling runestick-json v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "6c3a9cfedafe10293fe8232ac2ef5a9fc882bf8eee9db8485a1ed7b23fdbcfd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3a9cfedafe10293fe8232ac2ef5a9fc882bf8eee9db8485a1ed7b23fdbcfd0", kill_on_drop: false }`
[INFO] [stdout] 6c3a9cfedafe10293fe8232ac2ef5a9fc882bf8eee9db8485a1ed7b23fdbcfd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] cb80f6b28878d5f9ef6bd928f2ab797be81b4154869a33833cfb28d06d685340
[INFO] running `Command { std: "docker" "start" "-a" "cb80f6b28878d5f9ef6bd928f2ab797be81b4154869a33833cfb28d06d685340", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/runestick_json-f1cb28fc39dfc6a2)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests runestick-json
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 25) ... ignored
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cb80f6b28878d5f9ef6bd928f2ab797be81b4154869a33833cfb28d06d685340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb80f6b28878d5f9ef6bd928f2ab797be81b4154869a33833cfb28d06d685340", kill_on_drop: false }`
[INFO] [stdout] cb80f6b28878d5f9ef6bd928f2ab797be81b4154869a33833cfb28d06d685340