[INFO] fetching crate json-decode 0.6.0...
[INFO] testing json-decode-0.6.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate json-decode 0.6.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate json-decode 0.6.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json-decode 0.6.0
[INFO] finished tweaking crates.io crate json-decode 0.6.0
[INFO] tweaked toml for crates.io crate json-decode 0.6.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bc2150e39046aaf63277ba826a2ab0d26c72e3250ee2d0426f822252110081a
[INFO] running `Command { std: "docker" "start" "-a" "3bc2150e39046aaf63277ba826a2ab0d26c72e3250ee2d0426f822252110081a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bc2150e39046aaf63277ba826a2ab0d26c72e3250ee2d0426f822252110081a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bc2150e39046aaf63277ba826a2ab0d26c72e3250ee2d0426f822252110081a", kill_on_drop: false }`
[INFO] [stdout] 3bc2150e39046aaf63277ba826a2ab0d26c72e3250ee2d0426f822252110081a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 740fdc8702368567814105138cf75209153442f5539db9ec7b278bd683c0454c
[INFO] running `Command { std: "docker" "start" "-a" "740fdc8702368567814105138cf75209153442f5539db9ec7b278bd683c0454c", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-decode v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `Command { std: "docker" "inspect" "740fdc8702368567814105138cf75209153442f5539db9ec7b278bd683c0454c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740fdc8702368567814105138cf75209153442f5539db9ec7b278bd683c0454c", kill_on_drop: false }`
[INFO] [stdout] 740fdc8702368567814105138cf75209153442f5539db9ec7b278bd683c0454c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34a493292c86a8dcf1b509712fa4023dd61d4b9d595cdb5b8c660352ce3180c5
[INFO] running `Command { std: "docker" "start" "-a" "34a493292c86a8dcf1b509712fa4023dd61d4b9d595cdb5b8c660352ce3180c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-decode v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "34a493292c86a8dcf1b509712fa4023dd61d4b9d595cdb5b8c660352ce3180c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34a493292c86a8dcf1b509712fa4023dd61d4b9d595cdb5b8c660352ce3180c5", kill_on_drop: false }`
[INFO] [stdout] 34a493292c86a8dcf1b509712fa4023dd61d4b9d595cdb5b8c660352ce3180c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9be52ba4cd5c630d8c6fb69d03caf071e8c4ecc3afdcab7fbcb1c8731d1d3858
[INFO] running `Command { std: "docker" "start" "-a" "9be52ba4cd5c630d8c6fb69d03caf071e8c4ecc3afdcab7fbcb1c8731d1d3858", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_decode-5b37eebc221496bd)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::decode_a_struct ... ok
[INFO] [stdout] test tests::decode_using_serde ... ok
[INFO] [stdout] test tests::decoding_a_list ... ok
[INFO] [stdout] test tests::one_of_the_macro_map_fns ... ok
[INFO] [stdout] test tests::decoding_opt_vec_opt ... ok
[INFO] [stdout] test tests::decoding_integers ... ok
[INFO] [stdout] test tests::test_and_then ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json-decode
[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" "9be52ba4cd5c630d8c6fb69d03caf071e8c4ecc3afdcab7fbcb1c8731d1d3858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9be52ba4cd5c630d8c6fb69d03caf071e8c4ecc3afdcab7fbcb1c8731d1d3858", kill_on_drop: false }`
[INFO] [stdout] 9be52ba4cd5c630d8c6fb69d03caf071e8c4ecc3afdcab7fbcb1c8731d1d3858