[INFO] fetching crate rustbreak 2.0.0...
[INFO] testing rustbreak-2.0.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate rustbreak 2.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rustbreak 2.0.0
[INFO] finished tweaking crates.io crate rustbreak 2.0.0
[INFO] tweaked toml for crates.io crate rustbreak 2.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustbreak 2.0.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustbreak 2.0.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.20
[INFO] [stderr]   Downloaded serde v1.0.114
[INFO] [stderr]   Downloaded serde_derive v1.0.114
[INFO] [stderr]   Downloaded thiserror-impl v1.0.20
[INFO] [stderr]   Downloaded serde_yaml v0.8.13
[INFO] [stderr]   Downloaded ron v0.6.0
[INFO] [stderr]   Downloaded bincode v1.3.1
[INFO] [stderr]   Downloaded anyhow v1.0.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f6b6ba06c518b7fbd7a465b830e0ae461434dc7a96c8245a0eb7abbec40911da
[INFO] running `Command { std: "docker" "start" "f6b6ba06c518b7fbd7a465b830e0ae461434dc7a96c8245a0eb7abbec40911da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6b6ba06c518b7fbd7a465b830e0ae461434dc7a96c8245a0eb7abbec40911da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f6b6ba06c518b7fbd7a465b830e0ae461434dc7a96c8245a0eb7abbec40911da" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6b6ba06c518b7fbd7a465b830e0ae461434dc7a96c8245a0eb7abbec40911da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f6b6ba06c518b7fbd7a465b830e0ae461434dc7a96c8245a0eb7abbec40911da" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling rustbreak v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 7.00s
[INFO] running `Command { std: "docker" "inspect" "f6b6ba06c518b7fbd7a465b830e0ae461434dc7a96c8245a0eb7abbec40911da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f6b6ba06c518b7fbd7a465b830e0ae461434dc7a96c8245a0eb7abbec40911da" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling rustbreak v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find `Deserialize` in `serde`
[INFO] [stdout]     --> src/lib.rs:1027:46
[INFO] [stdout]      |
[INFO] [stdout] 1027 |     #[derive(Clone, Debug, Serialize, serde::Deserialize)]
[INFO] [stdout]      |                                              ^^^^^^^^^^^ could not find `Deserialize` in `serde`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]     --> src/lib.rs:1027:28
[INFO] [stdout]      |
[INFO] [stdout] 1027 |     #[derive(Clone, Debug, Serialize, serde::Deserialize)]
[INFO] [stdout]      |                            ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] note: `Serialize` is a trait, not a derive macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde-1.0.114/src/ser/mod.rs:216:1
[INFO] [stdout]      |
[INFO] [stdout]  216 | pub trait Serialize {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = help: consider implementing `Serialize` for your type manually
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `ron` in this scope
[INFO] [stdout]     --> src/lib.rs:1275:13
[INFO] [stdout]      |
[INFO] [stdout] 1275 |             ron::de::from_reader(&backend.get_data().expect("could not get data from backend")[..])
[INFO] [stdout]      |             ^^^ use of unresolved module or unlinked crate `ron`
[INFO] [stdout]      |
[INFO] [stdout]      = help: if you wanted to use a crate named `ron`, use `cargo add ron` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Ron` in module `crate::deser`
[INFO] [stdout]     --> src/lib.rs:1016:58
[INFO] [stdout]      |
[INFO] [stdout] 1016 |     type TestDb<B> = Database<TestData, B, crate::deser::Ron>;
[INFO] [stdout]      |                                                          ^^^ not found in `crate::deser`
[INFO] [stdout]      |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]     --> src/deser.rs:11:20
[INFO] [stdout]      |
[INFO] [stdout]   10 | #[cfg(feature = "ron_enc")]
[INFO] [stdout]      |       ------------------- the item is gated behind the `ron_enc` feature
[INFO] [stdout]   11 | pub use self::ron::Ron;
[INFO] [stdout]      |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Ron` in module `crate::deser`
[INFO] [stdout]     --> src/lib.rs:1293:54
[INFO] [stdout]      |
[INFO] [stdout] 1293 |             MemoryDatabase::<Vec<u64>, crate::deser::Ron>::memory(vec![]).expect("To be created");
[INFO] [stdout]      |                                                      ^^^ not found in `crate::deser`
[INFO] [stdout]      |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]     --> src/deser.rs:11:20
[INFO] [stdout]      |
[INFO] [stdout]   10 | #[cfg(feature = "ron_enc")]
[INFO] [stdout]      |       ------------------- the item is gated behind the `ron_enc` feature
[INFO] [stdout]   11 | pub use self::ron::Ron;
[INFO] [stdout]      |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Ron` in module `crate::deser`
[INFO] [stdout]     --> src/lib.rs:1341:69
[INFO] [stdout]      |
[INFO] [stdout] 1341 |         let _ = Database::<PanicDefault, PathBackend, crate::deser::Ron>::load_from_path_or_default(
[INFO] [stdout]      |                                                                     ^^^ not found in `crate::deser`
[INFO] [stdout]      |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]     --> src/deser.rs:11:20
[INFO] [stdout]      |
[INFO] [stdout]   10 | #[cfg(feature = "ron_enc")]
[INFO] [stdout]      |       ------------------- the item is gated behind the `ron_enc` feature
[INFO] [stdout]   11 | pub use self::ron::Ron;
[INFO] [stdout]      |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Ron` in module `crate::deser`
[INFO] [stdout]     --> src/lib.rs:1352:69
[INFO] [stdout]      |
[INFO] [stdout] 1352 |         let _ = Database::<PanicDefault, FileBackend, crate::deser::Ron>::load_from_path_or_default(
[INFO] [stdout]      |                                                                     ^^^ not found in `crate::deser`
[INFO] [stdout]      |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]     --> src/deser.rs:11:20
[INFO] [stdout]      |
[INFO] [stdout]   10 | #[cfg(feature = "ron_enc")]
[INFO] [stdout]      |       ------------------- the item is gated behind the `ron_enc` feature
[INFO] [stdout]   11 | pub use self::ron::Ron;
[INFO] [stdout]      |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `rustbreak::deser::Bincode`, `rustbreak::deser::Ron`, `rustbreak::deser::Yaml`
[INFO] [stdout]   --> tests/integration_tests.rs:2:24
[INFO] [stdout]    |
[INFO] [stdout]  2 | use rustbreak::deser::{Bincode, DeSerializer, Ron, Yaml};
[INFO] [stdout]    |                        ^^^^^^^                ^^^  ^^^^ no `Yaml` in `deser`
[INFO] [stdout]    |                        |                      |
[INFO] [stdout]    |                        |                      no `Ron` in `deser`
[INFO] [stdout]    |                        no `Bincode` in `deser`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/deser.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[cfg(feature = "bin_enc")]
[INFO] [stdout]    |       ------------------- the item is gated behind the `bin_enc` feature
[INFO] [stdout] 17 | pub use self::bincode::Bincode;
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/deser.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(feature = "ron_enc")]
[INFO] [stdout]    |       ------------------- the item is gated behind the `ron_enc` feature
[INFO] [stdout] 11 | pub use self::ron::Ron;
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/deser.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[cfg(feature = "yaml_enc")]
[INFO] [stdout]    |       -------------------- the item is gated behind the `yaml_enc` feature
[INFO] [stdout] 14 | pub use self::yaml::Yaml;
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rustbreak::MmapDatabase`
[INFO] [stdout]    --> tests/integration_tests.rs:3:57
[INFO] [stdout]     |
[INFO] [stdout]   3 | use rustbreak::{Database, FileDatabase, MemoryDatabase, MmapDatabase, PathDatabase};
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^ no `MmapDatabase` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:926:10
[INFO] [stdout]     |
[INFO] [stdout] 925 | #[cfg(feature = "mmap")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `mmap` feature
[INFO] [stdout] 926 | pub type MmapDatabase<D, DS> = Database<D, MmapStorage, DS>;
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout]   3 - use rustbreak::{Database, FileDatabase, MemoryDatabase, MmapDatabase, PathDatabase};
[INFO] [stdout]   3 + use rustbreak::{Database, FileDatabase, MemoryDatabase, FileDatabase, PathDatabase};
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `rustbreak::deser::Ron`, `rustbreak::deser::Yaml`
[INFO] [stdout]   --> examples/switching.rs:4:24
[INFO] [stdout]    |
[INFO] [stdout]  4 | use rustbreak::deser::{Ron, Yaml};
[INFO] [stdout]    |                        ^^^  ^^^^ no `Yaml` in `deser`
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        no `Ron` in `deser`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/deser.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(feature = "ron_enc")]
[INFO] [stdout]    |       ------------------- the item is gated behind the `ron_enc` feature
[INFO] [stdout] 11 | pub use self::ron::Ron;
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/deser.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[cfg(feature = "yaml_enc")]
[INFO] [stdout]    |       -------------------- the item is gated behind the `yaml_enc` feature
[INFO] [stdout] 14 | pub use self::yaml::Yaml;
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rustbreak::deser::Ron`
[INFO] [stdout]   --> examples/config.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use rustbreak::deser::Ron;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^---
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       no `Ron` in `deser`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/deser.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(feature = "ron_enc")]
[INFO] [stdout]    |       ------------------- the item is gated behind the `ron_enc` feature
[INFO] [stdout] 11 | pub use self::ron::Ron;
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustbreak` (example "switching") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `rustbreak::deser::Ron`
[INFO] [stdout]   --> examples/full.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout]  4 | use rustbreak::deser::Ron;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^---
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       no `Ron` in `deser`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/deser.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(feature = "ron_enc")]
[INFO] [stdout]    |       ------------------- the item is gated behind the `ron_enc` feature
[INFO] [stdout] 11 | pub use self::ron::Ron;
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `read` found for struct `CONFIG` in the current scope
[INFO] [stdout]   --> examples/config.rs:50:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | / lazy_static! {
[INFO] [stdout] 25 | |     static ref CONFIG: DB = {
[INFO] [stdout] 26 | |         let db = FileDatabase::load_from_path_or_default("/tmp/config.ron")
[INFO] [stdout] 27 | |             .expect("Create database from path");
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     };
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_- method `read` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 49 |       let _conf: Config = CONFIG
[INFO] [stdout]    |  _________________________-
[INFO] [stdout] 50 | |         .read(|conf| conf.clone())
[INFO] [stdout]    | |         -^^^^ method not found in `CONFIG`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `read`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `std::io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustbreak` (test "integration_tests") due to 2 previous errors
[INFO] [stdout] error[E0599]: no method named `read` found for struct `CONFIG` in the current scope
[INFO] [stdout]   --> examples/config.rs:54:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | / lazy_static! {
[INFO] [stdout] 25 | |     static ref CONFIG: DB = {
[INFO] [stdout] 26 | |         let db = FileDatabase::load_from_path_or_default("/tmp/config.ron")
[INFO] [stdout] 27 | |             .expect("Create database from path");
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     };
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_- method `read` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 53 |       let (user_path, allow_overwrite) = CONFIG
[INFO] [stdout]    |  ________________________________________-
[INFO] [stdout] 54 | |         .read(|conf| (conf.user_path.clone(), conf.allow_overwrite.clone()))
[INFO] [stdout]    | |         -^^^^ method not found in `CONFIG`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `read`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `std::io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustbreak` (example "config") due to 3 previous errors
[INFO] [stderr] error: could not compile `rustbreak` (example "full") due to 1 previous error
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustbreak` (lib test) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "f6b6ba06c518b7fbd7a465b830e0ae461434dc7a96c8245a0eb7abbec40911da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b6ba06c518b7fbd7a465b830e0ae461434dc7a96c8245a0eb7abbec40911da", kill_on_drop: false }`
[INFO] [stdout] f6b6ba06c518b7fbd7a465b830e0ae461434dc7a96c8245a0eb7abbec40911da
