[INFO] cloning repository https://github.com/toidiu/json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/toidiu/json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoidiu%2Fjson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoidiu%2Fjson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6f54b0742b50c5a9fe34b836948a594ee3f94b1
[INFO] testing toidiu/json against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoidiu%2Fjson" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/toidiu/json 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 git repo https://github.com/toidiu/json
[INFO] finished tweaking git repo https://github.com/toidiu/json
[INFO] tweaked toml for git repo https://github.com/toidiu/json written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/toidiu/json already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] b74a95ecc71f134cc21fe51b7cfce1bf53333df8ecc11f7f427548b6301b9e96
[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" "b74a95ecc71f134cc21fe51b7cfce1bf53333df8ecc11f7f427548b6301b9e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b74a95ecc71f134cc21fe51b7cfce1bf53333df8ecc11f7f427548b6301b9e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b74a95ecc71f134cc21fe51b7cfce1bf53333df8ecc11f7f427548b6301b9e96", kill_on_drop: false }`
[INFO] [stdout] b74a95ecc71f134cc21fe51b7cfce1bf53333df8ecc11f7f427548b6301b9e96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8e5709c3dbd0192a570935229869a1f7ce2e6816d15d7f61cb7d5b96da9e526e
[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" "8e5709c3dbd0192a570935229869a1f7ce2e6816d15d7f61cb7d5b96da9e526e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.22s
[INFO] running `Command { std: "docker" "inspect" "8e5709c3dbd0192a570935229869a1f7ce2e6816d15d7f61cb7d5b96da9e526e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e5709c3dbd0192a570935229869a1f7ce2e6816d15d7f61cb7d5b96da9e526e", kill_on_drop: false }`
[INFO] [stdout] 8e5709c3dbd0192a570935229869a1f7ce2e6816d15d7f61cb7d5b96da9e526e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 1360ee8c0b413b7207fc14b440802f541c1b5f30a3a823daba2eb7f665cdd230
[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" "1360ee8c0b413b7207fc14b440802f541c1b5f30a3a823daba2eb7f665cdd230", kill_on_drop: false }`
[INFO] [stderr]    Compiling json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "1360ee8c0b413b7207fc14b440802f541c1b5f30a3a823daba2eb7f665cdd230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1360ee8c0b413b7207fc14b440802f541c1b5f30a3a823daba2eb7f665cdd230", kill_on_drop: false }`
[INFO] [stdout] 1360ee8c0b413b7207fc14b440802f541c1b5f30a3a823daba2eb7f665cdd230
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] b21781170aabbabd07dca977e545dab83cfcbdeaa87a5b80ef7c1b34c08a01bb
[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" "b21781170aabbabd07dca977e545dab83cfcbdeaa87a5b80ef7c1b34c08a01bb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/json-1850faa56cc52d57
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::test_parse_value ... ok
[INFO] [stdout] test tests::test_parse_str ... ok
[INFO] [stdout] test tests::test_parse_space ... ok
[INFO] [stdout] test tests::test_parse_object ... ok
[INFO] [stdout] test tests::test_parse_num ... ok
[INFO] [stdout] test tests::test_parse_array ... ok
[INFO] [stdout] test tests::test_parse_string ... ok
[INFO] [stdout] test tests::test_parse_bool ... ok
[INFO] [stdout] test tests::test_consume_space ... ok
[INFO] [stdout] test tests::test_parse_value_arr ... ok
[INFO] [stdout] test tests::test_parse_kv ... ok
[INFO] [stdout] test tests::test_parse_value_obj ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/json-a79235222f4fe6a6
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json
[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] [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" "b21781170aabbabd07dca977e545dab83cfcbdeaa87a5b80ef7c1b34c08a01bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b21781170aabbabd07dca977e545dab83cfcbdeaa87a5b80ef7c1b34c08a01bb", kill_on_drop: false }`
[INFO] [stdout] b21781170aabbabd07dca977e545dab83cfcbdeaa87a5b80ef7c1b34c08a01bb