[INFO] fetching crate pickledb 0.5.1...
[INFO] checking pickledb-0.5.1 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate pickledb 0.5.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate pickledb 0.5.1 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pickledb 0.5.1
[INFO] removed 2 missing examples
[INFO] finished tweaking crates.io crate pickledb 0.5.1
[INFO] tweaked toml for crates.io crate pickledb 0.5.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate pickledb 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rstest v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7320dd7a04f923c977d684cea0b6b16bd608f6ec48018787e6cc82f61355e7e1
[INFO] running `Command { std: "docker" "start" "-a" "7320dd7a04f923c977d684cea0b6b16bd608f6ec48018787e6cc82f61355e7e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7320dd7a04f923c977d684cea0b6b16bd608f6ec48018787e6cc82f61355e7e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7320dd7a04f923c977d684cea0b6b16bd608f6ec48018787e6cc82f61355e7e1", kill_on_drop: false }`
[INFO] [stdout] 7320dd7a04f923c977d684cea0b6b16bd608f6ec48018787e6cc82f61355e7e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c57b71688a4c04d21e27728831a641d2b195ba8cced5cdea3c36ba5880cf895
[INFO] running `Command { std: "docker" "start" "-a" "3c57b71688a4c04d21e27728831a641d2b195ba8cced5cdea3c36ba5880cf895", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling rstest v0.2.2
[INFO] [stderr]     Checking pickledb v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no function or associated item named `load_bin` found for struct `PickleDb` in the current scope
[INFO] [stdout]    --> tests/pickledb_error_tests.rs:27:33
[INFO] [stdout]     |
[INFO] [stdout] 27  |     let load_as_bin = PickleDb::load_bin("json_db.db", PickleDbDumpPolicy::NeverDump);
[INFO] [stdout]     |                                 ^^^^^^^^ function or associated item not found in `PickleDb`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `PickleDb` consider using one of the following associated functions:
[INFO] [stdout]       PickleDb::new
[INFO] [stdout]       PickleDb::new_json
[INFO] [stdout]       PickleDb::load
[INFO] [stdout]       PickleDb::load_json
[INFO] [stdout]       PickleDb::load_read_only
[INFO] [stdout]    --> /opt/rustwide/workdir/src/pickledb.rs:56:5
[INFO] [stdout]     |
[INFO] [stdout] 56  | /     pub fn new<P: AsRef<Path>>(
[INFO] [stdout] 57  | |         db_path: P,
[INFO] [stdout] 58  | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 59  | |         serialization_method: SerializationMethod,
[INFO] [stdout] 60  | |     ) -> PickleDb {
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 91  |       pub fn new_json<P: AsRef<Path>>(db_path: P, dump_policy: PickleDbDumpPolicy) -> PickleDb {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 | /     pub fn load<P: AsRef<Path>>(
[INFO] [stdout] 190 | |         db_path: P,
[INFO] [stdout] 191 | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 192 | |         serialization_method: SerializationMethod,
[INFO] [stdout] 193 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 239 | /     pub fn load_json<P: AsRef<Path>>(
[INFO] [stdout] 240 | |         db_path: P,
[INFO] [stdout] 241 | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 242 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 351 | /     pub fn load_read_only<P: AsRef<Path>>(
[INFO] [stdout] 352 | |         db_path: P,
[INFO] [stdout] 353 | |         serialization_method: SerializationMethod,
[INFO] [stdout] 354 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] help: there is an associated function `load` with a similar name
[INFO] [stdout]    --> /opt/rustwide/workdir/src/pickledb.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 | /     pub fn load<P: AsRef<Path>>(
[INFO] [stdout] 190 | |         db_path: P,
[INFO] [stdout] 191 | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 192 | |         serialization_method: SerializationMethod,
[INFO] [stdout] 193 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `load_cbor` found for struct `PickleDb` in the current scope
[INFO] [stdout]    --> tests/pickledb_error_tests.rs:37:34
[INFO] [stdout]     |
[INFO] [stdout] 37  |     let load_as_cbor = PickleDb::load_cbor("json_db.db", PickleDbDumpPolicy::NeverDump);
[INFO] [stdout]     |                                  ^^^^^^^^^ function or associated item not found in `PickleDb`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `PickleDb` consider using one of the following associated functions:
[INFO] [stdout]       PickleDb::new
[INFO] [stdout]       PickleDb::new_json
[INFO] [stdout]       PickleDb::load
[INFO] [stdout]       PickleDb::load_json
[INFO] [stdout]       PickleDb::load_read_only
[INFO] [stdout]    --> /opt/rustwide/workdir/src/pickledb.rs:56:5
[INFO] [stdout]     |
[INFO] [stdout] 56  | /     pub fn new<P: AsRef<Path>>(
[INFO] [stdout] 57  | |         db_path: P,
[INFO] [stdout] 58  | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 59  | |         serialization_method: SerializationMethod,
[INFO] [stdout] 60  | |     ) -> PickleDb {
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 91  |       pub fn new_json<P: AsRef<Path>>(db_path: P, dump_policy: PickleDbDumpPolicy) -> PickleDb {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 | /     pub fn load<P: AsRef<Path>>(
[INFO] [stdout] 190 | |         db_path: P,
[INFO] [stdout] 191 | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 192 | |         serialization_method: SerializationMethod,
[INFO] [stdout] 193 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 239 | /     pub fn load_json<P: AsRef<Path>>(
[INFO] [stdout] 240 | |         db_path: P,
[INFO] [stdout] 241 | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 242 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 351 | /     pub fn load_read_only<P: AsRef<Path>>(
[INFO] [stdout] 352 | |         db_path: P,
[INFO] [stdout] 353 | |         serialization_method: SerializationMethod,
[INFO] [stdout] 354 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] help: there is an associated function `load_json` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 37  |     let load_as_cbor = PickleDb::load_json("json_db.db", PickleDbDumpPolicy::NeverDump);
[INFO] [stdout]     |                                  ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `load_yaml` found for struct `PickleDb` in the current scope
[INFO] [stdout]    --> tests/pickledb_error_tests.rs:48:23
[INFO] [stdout]     |
[INFO] [stdout] 48  |     assert!(PickleDb::load_yaml("json_db.db", PickleDbDumpPolicy::NeverDump).is_ok());
[INFO] [stdout]     |                       ^^^^^^^^^ function or associated item not found in `PickleDb`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `PickleDb` consider using one of the following associated functions:
[INFO] [stdout]       PickleDb::new
[INFO] [stdout]       PickleDb::new_json
[INFO] [stdout]       PickleDb::load
[INFO] [stdout]       PickleDb::load_json
[INFO] [stdout]       PickleDb::load_read_only
[INFO] [stdout]    --> /opt/rustwide/workdir/src/pickledb.rs:56:5
[INFO] [stdout]     |
[INFO] [stdout] 56  | /     pub fn new<P: AsRef<Path>>(
[INFO] [stdout] 57  | |         db_path: P,
[INFO] [stdout] 58  | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 59  | |         serialization_method: SerializationMethod,
[INFO] [stdout] 60  | |     ) -> PickleDb {
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 91  |       pub fn new_json<P: AsRef<Path>>(db_path: P, dump_policy: PickleDbDumpPolicy) -> PickleDb {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 | /     pub fn load<P: AsRef<Path>>(
[INFO] [stdout] 190 | |         db_path: P,
[INFO] [stdout] 191 | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 192 | |         serialization_method: SerializationMethod,
[INFO] [stdout] 193 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 239 | /     pub fn load_json<P: AsRef<Path>>(
[INFO] [stdout] 240 | |         db_path: P,
[INFO] [stdout] 241 | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 242 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 351 | /     pub fn load_read_only<P: AsRef<Path>>(
[INFO] [stdout] 352 | |         db_path: P,
[INFO] [stdout] 353 | |         serialization_method: SerializationMethod,
[INFO] [stdout] 354 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `load_bin` found for struct `PickleDb` in the current scope
[INFO] [stdout]    --> tests/pickledb_error_tests.rs:54:33
[INFO] [stdout]     |
[INFO] [stdout] 54  |     let load_result = PickleDb::load_bin("doesnt_exists.db", PickleDbDumpPolicy::NeverDump);
[INFO] [stdout]     |                                 ^^^^^^^^ function or associated item not found in `PickleDb`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `PickleDb` consider using one of the following associated functions:
[INFO] [stdout]       PickleDb::new
[INFO] [stdout]       PickleDb::new_json
[INFO] [stdout]       PickleDb::load
[INFO] [stdout]       PickleDb::load_json
[INFO] [stdout]       PickleDb::load_read_only
[INFO] [stdout]    --> /opt/rustwide/workdir/src/pickledb.rs:56:5
[INFO] [stdout]     |
[INFO] [stdout] 56  | /     pub fn new<P: AsRef<Path>>(
[INFO] [stdout] 57  | |         db_path: P,
[INFO] [stdout] 58  | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 59  | |         serialization_method: SerializationMethod,
[INFO] [stdout] 60  | |     ) -> PickleDb {
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 91  |       pub fn new_json<P: AsRef<Path>>(db_path: P, dump_policy: PickleDbDumpPolicy) -> PickleDb {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 | /     pub fn load<P: AsRef<Path>>(
[INFO] [stdout] 190 | |         db_path: P,
[INFO] [stdout] 191 | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 192 | |         serialization_method: SerializationMethod,
[INFO] [stdout] 193 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 239 | /     pub fn load_json<P: AsRef<Path>>(
[INFO] [stdout] 240 | |         db_path: P,
[INFO] [stdout] 241 | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 242 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 351 | /     pub fn load_read_only<P: AsRef<Path>>(
[INFO] [stdout] 352 | |         db_path: P,
[INFO] [stdout] 353 | |         serialization_method: SerializationMethod,
[INFO] [stdout] 354 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] help: there is an associated function `load` with a similar name
[INFO] [stdout]    --> /opt/rustwide/workdir/src/pickledb.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 | /     pub fn load<P: AsRef<Path>>(
[INFO] [stdout] 190 | |         db_path: P,
[INFO] [stdout] 191 | |         dump_policy: PickleDbDumpPolicy,
[INFO] [stdout] 192 | |         serialization_method: SerializationMethod,
[INFO] [stdout] 193 | |     ) -> Result<PickleDb> {
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> tests/pickledb_error_tests.rs:149:13
[INFO] [stdout]     |
[INFO] [stdout] 149 |     db_file.unlock().unwrap();
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `unlock(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::unlock`
[INFO] [stdout]     |
[INFO] [stdout] 1   + #![feature(file_lock)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pickledb` (test "pickledb_error_tests") due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3c57b71688a4c04d21e27728831a641d2b195ba8cced5cdea3c36ba5880cf895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c57b71688a4c04d21e27728831a641d2b195ba8cced5cdea3c36ba5880cf895", kill_on_drop: false }`
[INFO] [stdout] 3c57b71688a4c04d21e27728831a641d2b195ba8cced5cdea3c36ba5880cf895
