[INFO] fetching crate serde-value-flatten 0.1.0... [INFO] extracting crate serde-value-flatten 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/serde-value-flatten/0.1.0 [INFO] extracting crate serde-value-flatten 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde-value-flatten/0.1.0 [INFO] validating manifest of serde-value-flatten-0.1.0 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of serde-value-flatten-0.1.0 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing serde-value-flatten-0.1.0 [INFO] finished frobbing serde-value-flatten-0.1.0 [INFO] frobbed toml for serde-value-flatten-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/serde-value-flatten/0.1.0/Cargo.toml [INFO] started frobbing serde-value-flatten-0.1.0 [INFO] finished frobbing serde-value-flatten-0.1.0 [INFO] frobbed toml for serde-value-flatten-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde-value-flatten/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing serde-value-flatten-0.1.0 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde-value-flatten/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] bad41d8db78feadf4adc815b4c902eafcd31de2b18df836adb10cef7fea70e2a [INFO] running `"docker" "start" "-a" "bad41d8db78feadf4adc815b4c902eafcd31de2b18df836adb10cef7fea70e2a"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Compiling serde-value v0.6.0 [INFO] [stderr] Compiling serde-value-flatten v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.38s [INFO] running `"docker" "inspect" "bad41d8db78feadf4adc815b4c902eafcd31de2b18df836adb10cef7fea70e2a"` [INFO] running `"docker" "rm" "-f" "bad41d8db78feadf4adc815b4c902eafcd31de2b18df836adb10cef7fea70e2a"` [INFO] [stdout] bad41d8db78feadf4adc815b4c902eafcd31de2b18df836adb10cef7fea70e2a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde-value-flatten/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 6f2dc74cff00f01b3476ae1d677ba22c44867024c2c51347a1388e5b2b88314f [INFO] running `"docker" "start" "-a" "6f2dc74cff00f01b3476ae1d677ba22c44867024c2c51347a1388e5b2b88314f"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Compiling serde-value-flatten v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `"docker" "inspect" "6f2dc74cff00f01b3476ae1d677ba22c44867024c2c51347a1388e5b2b88314f"` [INFO] running `"docker" "rm" "-f" "6f2dc74cff00f01b3476ae1d677ba22c44867024c2c51347a1388e5b2b88314f"` [INFO] [stdout] 6f2dc74cff00f01b3476ae1d677ba22c44867024c2c51347a1388e5b2b88314f [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde-value-flatten/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 583195123bffb11bef906ee5832899b64315995892685edb3ba13675b32af6d5 [INFO] running `"docker" "start" "-a" "583195123bffb11bef906ee5832899b64315995892685edb3ba13675b32af6d5"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/serde_value_flatten-e9181c16b5289462 [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] [stderr] Doc-tests serde-value-flatten [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 32) ... FAILED [INFO] [stdout] test src/lib.rs - to_flatten_maptree (line 115) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 32) stdout ---- [INFO] [stdout] error: cannot find derive macro `Serialize` in this scope [INFO] [stdout] --> src/lib.rs:33:10 [INFO] [stdout] | [INFO] [stdout] 3 | #[derive(Serialize, Clone, Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: cannot find derive macro `Serialize` in this scope [INFO] [stdout] --> src/lib.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Serialize, Clone, Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `serde_json` [INFO] [stdout] --> src/lib.rs:51:20 [INFO] [stdout] | [INFO] [stdout] 21 | println!("{}", serde_json::to_string_pretty(&ser).unwrap()); [INFO] [stdout] | ^^^^^^^^^^ use of undeclared type or module `serde_json` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Foo: serde::ser::Serialize` is not satisfied [INFO] [stdout] --> src/lib.rs:49:15 [INFO] [stdout] | [INFO] [stdout] 19 | let ser = serde_value_flatten::to_flatten_maptree("_", Some("_"), &foo).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `Foo` [INFO] [stdout] | [INFO] [stdout] = note: required by `serde_value_flatten::to_flatten_maptree` [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - to_flatten_maptree (line 115) stdout ---- [INFO] [stdout] error: cannot find derive macro `Serialize` in this scope [INFO] [stdout] --> src/lib.rs:116:10 [INFO] [stdout] | [INFO] [stdout] 3 | #[derive(Serialize, Clone, Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: cannot find derive macro `Serialize` in this scope [INFO] [stdout] --> src/lib.rs:122:10 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Serialize, Clone, Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `serde_json` [INFO] [stdout] --> src/lib.rs:134:20 [INFO] [stdout] | [INFO] [stdout] 21 | println!("{}", serde_json::to_string_pretty(&ser).unwrap()); [INFO] [stdout] | ^^^^^^^^^^ use of undeclared type or module `serde_json` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Foo: serde::ser::Serialize` is not satisfied [INFO] [stdout] --> src/lib.rs:132:15 [INFO] [stdout] | [INFO] [stdout] 19 | let ser = serde_value_flatten::to_flatten_maptree("|", None, &foo).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `Foo` [INFO] [stdout] | [INFO] [stdout] = note: required by `serde_value_flatten::to_flatten_maptree` [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 32) [INFO] [stdout] src/lib.rs - to_flatten_maptree (line 115) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "583195123bffb11bef906ee5832899b64315995892685edb3ba13675b32af6d5"` [INFO] running `"docker" "rm" "-f" "583195123bffb11bef906ee5832899b64315995892685edb3ba13675b32af6d5"` [INFO] [stdout] 583195123bffb11bef906ee5832899b64315995892685edb3ba13675b32af6d5