[INFO] fetching crate json_value_merge 1.0.0...
[INFO] testing json_value_merge-1.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate json_value_merge 1.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate json_value_merge 1.0.0 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 json_value_merge 1.0.0
[INFO] finished tweaking crates.io crate json_value_merge 1.0.0
[INFO] tweaked toml for crates.io crate json_value_merge 1.0.0 written to /workspace/builds/worker-14/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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] b9e1ea5b029deddf7ed3098e655a42e92faed144bfcb9634be346a0e63d2fe10
[INFO] running `Command { std: "docker" "start" "-a" "b9e1ea5b029deddf7ed3098e655a42e92faed144bfcb9634be346a0e63d2fe10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9e1ea5b029deddf7ed3098e655a42e92faed144bfcb9634be346a0e63d2fe10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e1ea5b029deddf7ed3098e655a42e92faed144bfcb9634be346a0e63d2fe10", kill_on_drop: false }`
[INFO] [stdout] b9e1ea5b029deddf7ed3098e655a42e92faed144bfcb9634be346a0e63d2fe10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 4618c1fe6126abbd15f02aefeb2fa8fd02227752e8a6b9c131fbc06729ea22df
[INFO] running `Command { std: "docker" "start" "-a" "4618c1fe6126abbd15f02aefeb2fa8fd02227752e8a6b9c131fbc06729ea22df", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling json_value_merge v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "4618c1fe6126abbd15f02aefeb2fa8fd02227752e8a6b9c131fbc06729ea22df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4618c1fe6126abbd15f02aefeb2fa8fd02227752e8a6b9c131fbc06729ea22df", kill_on_drop: false }`
[INFO] [stdout] 4618c1fe6126abbd15f02aefeb2fa8fd02227752e8a6b9c131fbc06729ea22df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] b401710f603898656cb33f147f982d7ef025d230f73ab1adb5117c0bd4f49b87
[INFO] running `Command { std: "docker" "start" "-a" "b401710f603898656cb33f147f982d7ef025d230f73ab1adb5117c0bd4f49b87", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling json_value_merge v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.35s
[INFO] running `Command { std: "docker" "inspect" "b401710f603898656cb33f147f982d7ef025d230f73ab1adb5117c0bd4f49b87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b401710f603898656cb33f147f982d7ef025d230f73ab1adb5117c0bd4f49b87", kill_on_drop: false }`
[INFO] [stdout] b401710f603898656cb33f147f982d7ef025d230f73ab1adb5117c0bd4f49b87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 203ef2139564174856fc843d1317801e385f46db92efebf135fe8a09727b2e72
[INFO] running `Command { std: "docker" "start" "-a" "203ef2139564174856fc843d1317801e385f46db92efebf135fe8a09727b2e72", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_value_merge-14bda068bcbbb729)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test serde_json_value_updater_test::it_should_merge_an_array_in_a_specifique_field_path ... ok
[INFO] [stdout] test serde_json_value_updater_test::it_should_merge_in_an_object_in_specifique_path_position ... ok
[INFO] [stdout] test serde_json_value_updater_test::it_should_merge_object ... ok
[INFO] [stdout] test serde_json_value_updater_test::it_should_merge_an_object_in_a_specifique_field_path ... ok
[INFO] [stdout] test serde_json_value_updater_test::it_should_merge_string ... ok
[INFO] [stderr]    Doc-tests json_value_merge
[INFO] [stdout] test serde_json_value_updater_test::it_should_merge_null_in_specifique_path ... ok
[INFO] [stdout] test serde_json_value_updater_test::it_should_merge_array_object ... ok
[INFO] [stdout] test serde_json_value_updater_test::it_should_merge_in_root_object ... ok
[INFO] [stdout] test serde_json_value_updater_test::it_should_merge_in_root_array ... ok
[INFO] [stdout] test serde_json_value_updater_test::it_should_merge_an_array_in_specifique_path_position ... ok
[INFO] [stdout] test serde_json_value_updater_test::it_should_merge_array_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - serde_json::Value::merge_in (line 68) ... ok
[INFO] [stdout] test src/lib.rs - serde_json::Value::merge (line 25) ... ok
[INFO] [stdout] test src/lib.rs - serde_json::Value::merge_in (line 78) ... ok
[INFO] [stdout] test src/lib.rs - serde_json::Value::merge_in (line 58) ... ok
[INFO] [stdout] test src/lib.rs - serde_json::Value::merge (line 45) ... ok
[INFO] [stdout] test src/lib.rs - serde_json::Value::merge (line 15) ... ok
[INFO] [stdout] test src/lib.rs - serde_json::Value::merge (line 35) ... ok
[INFO] [stdout] test src/lib.rs - serde_json::Value::merge_in (line 87) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.99s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "203ef2139564174856fc843d1317801e385f46db92efebf135fe8a09727b2e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203ef2139564174856fc843d1317801e385f46db92efebf135fe8a09727b2e72", kill_on_drop: false }`
[INFO] [stdout] 203ef2139564174856fc843d1317801e385f46db92efebf135fe8a09727b2e72