[INFO] cloning repository https://github.com/ilyail3/json_reader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ilyail3/json_reader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyail3%2Fjson_reader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyail3%2Fjson_reader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 523d504fd163eaaa5a9d785b16f176cc6af63857
[INFO] testing ilyail3/json_reader against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyail3%2Fjson_reader" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ilyail3/json_reader 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 git repo https://github.com/ilyail3/json_reader
[INFO] finished tweaking git repo https://github.com/ilyail3/json_reader
[INFO] tweaked toml for git repo https://github.com/ilyail3/json_reader written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ilyail3/json_reader already has a lockfile, it will not be regenerated
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1ae0530f86474e1c426f6192ec0043db81b374ab06ce4a4ed0346b4e67943e75
[INFO] running `Command { std: "docker" "start" "-a" "1ae0530f86474e1c426f6192ec0043db81b374ab06ce4a4ed0346b4e67943e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ae0530f86474e1c426f6192ec0043db81b374ab06ce4a4ed0346b4e67943e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ae0530f86474e1c426f6192ec0043db81b374ab06ce4a4ed0346b4e67943e75", kill_on_drop: false }`
[INFO] [stdout] 1ae0530f86474e1c426f6192ec0043db81b374ab06ce4a4ed0346b4e67943e75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 27b0788a2f7fa1f783ab851a70e556ee739d52b6c840c45cfaeaf281b37eb81d
[INFO] running `Command { std: "docker" "start" "-a" "27b0788a2f7fa1f783ab851a70e556ee739d52b6c840c45cfaeaf281b37eb81d", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "27b0788a2f7fa1f783ab851a70e556ee739d52b6c840c45cfaeaf281b37eb81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27b0788a2f7fa1f783ab851a70e556ee739d52b6c840c45cfaeaf281b37eb81d", kill_on_drop: false }`
[INFO] [stdout] 27b0788a2f7fa1f783ab851a70e556ee739d52b6c840c45cfaeaf281b37eb81d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 62c8be30ca581b20df4c4ec57cbc437856c0a88b9451a4a61002528600427c97
[INFO] running `Command { std: "docker" "start" "-a" "62c8be30ca581b20df4c4ec57cbc437856c0a88b9451a4a61002528600427c97", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "62c8be30ca581b20df4c4ec57cbc437856c0a88b9451a4a61002528600427c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c8be30ca581b20df4c4ec57cbc437856c0a88b9451a4a61002528600427c97", kill_on_drop: false }`
[INFO] [stdout] 62c8be30ca581b20df4c4ec57cbc437856c0a88b9451a4a61002528600427c97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] b1cf24ba010a4c73a6f08be04a74b1c07c80f56ae2342d16fd1f714f10afa0a3
[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" "b1cf24ba010a4c73a6f08be04a74b1c07c80f56ae2342d16fd1f714f10afa0a3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_reader-2481d6dcc5ac2556)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/level.rs (/opt/rustwide/target/debug/deps/level-5846c5c863f915e7)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/token.rs (/opt/rustwide/target/debug/deps/token-ec797977c8724943)
[INFO] [stdout] test level_reader ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test parse_false ... ok
[INFO] [stdout] test parse_array ... ok
[INFO] [stdout] test parse_dict ... ok
[INFO] [stdout] test parse_negative_number ... ok
[INFO] [stdout] test parse_invalid_number ... ok
[INFO] [stdout] test parse_null ... ok
[INFO] [stderr]    Doc-tests json_reader
[INFO] [stdout] test parse_null_only ... ok
[INFO] [stdout] test parse_number ... ok
[INFO] [stdout] test parse_true ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b1cf24ba010a4c73a6f08be04a74b1c07c80f56ae2342d16fd1f714f10afa0a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1cf24ba010a4c73a6f08be04a74b1c07c80f56ae2342d16fd1f714f10afa0a3", kill_on_drop: false }`
[INFO] [stdout] b1cf24ba010a4c73a6f08be04a74b1c07c80f56ae2342d16fd1f714f10afa0a3