[INFO] crate json_dotpath 1.0.3 is already in cache
[INFO] testing json_dotpath-1.0.3 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate json_dotpath 1.0.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate json_dotpath 1.0.3 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json_dotpath 1.0.3
[INFO] finished tweaking crates.io crate json_dotpath 1.0.3
[INFO] tweaked toml for crates.io crate json_dotpath 1.0.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e77f17f9a05977a637e6516054741ce45a90f30a4271cfdeb1a496c9359e2c4
[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" "6e77f17f9a05977a637e6516054741ce45a90f30a4271cfdeb1a496c9359e2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e77f17f9a05977a637e6516054741ce45a90f30a4271cfdeb1a496c9359e2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e77f17f9a05977a637e6516054741ce45a90f30a4271cfdeb1a496c9359e2c4", kill_on_drop: false }`
[INFO] [stdout] 6e77f17f9a05977a637e6516054741ce45a90f30a4271cfdeb1a496c9359e2c4
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e13b7b6c45b7068e693315da103bb0c775e9a265e2fa35f205d497107d8d0ac0
[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" "e13b7b6c45b7068e693315da103bb0c775e9a265e2fa35f205d497107d8d0ac0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling json_dotpath v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/lib.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |                 mem::replace(self, new_by_path_root(path, value)?);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.10s
[INFO] running `Command { std: "docker" "inspect" "e13b7b6c45b7068e693315da103bb0c775e9a265e2fa35f205d497107d8d0ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e13b7b6c45b7068e693315da103bb0c775e9a265e2fa35f205d497107d8d0ac0", kill_on_drop: false }`
[INFO] [stdout] e13b7b6c45b7068e693315da103bb0c775e9a265e2fa35f205d497107d8d0ac0
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6af7ef9b3b18ec582ba02a88350c0e8e36762c0f1e45ec058609ac5ebc3f1dfd
[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" "6af7ef9b3b18ec582ba02a88350c0e8e36762c0f1e45ec058609ac5ebc3f1dfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_dotpath v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/lib.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |                 mem::replace(self, new_by_path_root(path, value)?);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/lib.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |                 mem::replace(self, new_by_path_root(path, value)?);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> src/lib.rs:1104:9
[INFO] [stdout]      |
[INFO] [stdout] 1104 |         std::mem::replace(m, Value::from(123));
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "6af7ef9b3b18ec582ba02a88350c0e8e36762c0f1e45ec058609ac5ebc3f1dfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af7ef9b3b18ec582ba02a88350c0e8e36762c0f1e45ec058609ac5ebc3f1dfd", kill_on_drop: false }`
[INFO] [stdout] 6af7ef9b3b18ec582ba02a88350c0e8e36762c0f1e45ec058609ac5ebc3f1dfd
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", 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] 716da03bff473466b7509d95697fb2e182adcb5adf48a2a5f91d85464d5cf39d
[INFO] running `Command { std: "docker" "start" "-a" "716da03bff473466b7509d95697fb2e182adcb5adf48a2a5f91d85464d5cf39d", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/lib.rs:264:17
[INFO] [stderr]     |
[INFO] [stderr] 264 |                 mem::replace(self, new_by_path_root(path, value)?);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/lib.rs:264:17
[INFO] [stderr]     |
[INFO] [stderr] 264 |                 mem::replace(self, new_by_path_root(path, value)?);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]     --> src/lib.rs:1104:9
[INFO] [stderr]      |
[INFO] [stderr] 1104 |         std::mem::replace(m, Value::from(123));
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/json_dotpath-5b499ac49c4cfd85
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test tests::array_append2 ... ok
[INFO] [stdout] test tests::array_append1 ... ok
[INFO] [stdout] test tests::array_append_in_object1 ... ok
[INFO] [stdout] test tests::array_append_in_object2 ... ok
[INFO] [stdout] test tests::get_escapes ... ok
[INFO] [stdout] test tests::get_map ... ok
[INFO] [stdout] test tests::get_scalar_with_empty_path ... ok
[INFO] [stdout] test tests::cant_get_scalar_with_path ... ok
[INFO] [stdout] test tests::map_escaped_keys ... ok
[INFO] [stdout] test tests::get_vec_err_index_scalar ... ok
[INFO] [stdout] test tests::map_get_mut ... ok
[INFO] [stdout] test tests::replace_in_map ... ok
[INFO] [stdout] test tests::get_vec ... ok
[INFO] [stdout] test tests::remove_from_vec ... ok
[INFO] [stdout] test tests::set_map ... ok
[INFO] [stdout] test tests::replace_null ... ok
[INFO] [stdout] test tests::remove_from_map ... ok
[INFO] [stdout] test tests::set_null ... ok
[INFO] [stdout] test tests::replace_in_vec ... ok
[INFO] [stdout] test tests::take_from_map ... ok
[INFO] [stdout] test tests::set_vec_err_index_not_numeric ... ok
[INFO] [stdout] test tests::set_vec ... ok
[INFO] [stdout] test tests::set_vec_err_bad_index ... ok
[INFO] [stdout] test tests::stamps ... ok
[INFO] [stdout] test tests::set_vec_spawn ... ok
[INFO] [stdout] test tests::set_map_err_bad_index ... ok
[INFO] [stdout] test tests::take_null ... ok
[INFO] [stdout] test tests::take_from_vec ... ok
[INFO] [stdout] test tests::vec_get_mut ... ok
[INFO] [stdout] test tests::value_get_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json_dotpath
[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" "716da03bff473466b7509d95697fb2e182adcb5adf48a2a5f91d85464d5cf39d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "716da03bff473466b7509d95697fb2e182adcb5adf48a2a5f91d85464d5cf39d", kill_on_drop: false }`
[INFO] [stdout] 716da03bff473466b7509d95697fb2e182adcb5adf48a2a5f91d85464d5cf39d