[INFO] fetching crate serde-value-utils 0.1.0...
[INFO] testing serde-value-utils-0.1.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate serde-value-utils 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate serde-value-utils 0.1.0
[INFO] finished tweaking crates.io crate serde-value-utils 0.1.0
[INFO] tweaked toml for crates.io crate serde-value-utils 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-value-utils 0.1.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding serde-value v0.6.0 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e4a0c187902a58d0261a01d9fde3e0c4f0c970fe8cac9c81b0deffda68ed201
[INFO] running `Command { std: "docker" "start" "-a" "2e4a0c187902a58d0261a01d9fde3e0c4f0c970fe8cac9c81b0deffda68ed201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e4a0c187902a58d0261a01d9fde3e0c4f0c970fe8cac9c81b0deffda68ed201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4a0c187902a58d0261a01d9fde3e0c4f0c970fe8cac9c81b0deffda68ed201", kill_on_drop: false }`
[INFO] [stdout] 2e4a0c187902a58d0261a01d9fde3e0c4f0c970fe8cac9c81b0deffda68ed201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6230c7c5ee6a2250121c4b3e7a835b6d7810d1c1dfd5cd139e28667c46017a02
[INFO] running `Command { std: "docker" "start" "-a" "6230c7c5ee6a2250121c4b3e7a835b6d7810d1c1dfd5cd139e28667c46017a02", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling serde-value v0.6.0
[INFO] [stderr]    Compiling serde-value-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "6230c7c5ee6a2250121c4b3e7a835b6d7810d1c1dfd5cd139e28667c46017a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6230c7c5ee6a2250121c4b3e7a835b6d7810d1c1dfd5cd139e28667c46017a02", kill_on_drop: false }`
[INFO] [stdout] 6230c7c5ee6a2250121c4b3e7a835b6d7810d1c1dfd5cd139e28667c46017a02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69f49fe1674a824c65e6d4636d736e8e4df542d4869d7eb0752f0810b856fa87
[INFO] running `Command { std: "docker" "start" "-a" "69f49fe1674a824c65e6d4636d736e8e4df542d4869d7eb0752f0810b856fa87", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling serde-value-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "69f49fe1674a824c65e6d4636d736e8e4df542d4869d7eb0752f0810b856fa87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69f49fe1674a824c65e6d4636d736e8e4df542d4869d7eb0752f0810b856fa87", kill_on_drop: false }`
[INFO] [stdout] 69f49fe1674a824c65e6d4636d736e8e4df542d4869d7eb0752f0810b856fa87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 37c2335b778dccba0edd7e79a739a8e19f98ad26138fecf75a6e2fe7b2c094a7
[INFO] running `Command { std: "docker" "start" "-a" "37c2335b778dccba0edd7e79a739a8e19f98ad26138fecf75a6e2fe7b2c094a7", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_value_utils-3dbfc8481f4394d0)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_value_utils
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/detect.rs - detect::try_detect_type (line 33) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 102) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 29) ... FAILED
[INFO] [stdout] test src/detect.rs - detect::try_detect_type (line 23) ... ok
[INFO] [stdout] test src/flatten.rs - flatten::to_flatten_maptree (line 94) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - (line 92) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/detect.rs - detect::try_detect_type (line 33) stdout ----
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `F64` in this scope
[INFO] [stdout]  --> src/detect.rs:34:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | F64(6.5)
[INFO] [stdout]   | ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this tuple variant
[INFO] [stdout]   |
[INFO] [stdout] 2 + use serde_value::Value::F64;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 102) stdout ----
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `F64` in this scope
[INFO] [stdout]  --> src/lib.rs:103:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | F64(6.5)
[INFO] [stdout]   | ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this tuple variant
[INFO] [stdout]   |
[INFO] [stdout] 2 + use serde_value::Value::F64;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 29) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `serde_derive`
[INFO] [stdout]  --> src/lib.rs:31:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate serde_derive;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde_json`
[INFO] [stdout]  --> src/lib.rs:32:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate serde_json;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]  --> src/lib.rs:34:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Serialize, Clone, Debug)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/lib.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Serialize, Clone, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Foo: serde::Serialize` is not satisfied
[INFO] [stdout]    --> src/lib.rs:50:69
[INFO] [stdout]     |
[INFO] [stdout] 22  |     let ser = serde_value_utils::to_flatten_maptree("_", Some("_"), &foo).unwrap();
[INFO] [stdout]     |               -------------------------------------                 ^^^^ the trait `serde_core::ser::Serialize` is not implemented for `Foo`
[INFO] [stdout]     |               |
[INFO] [stdout]     |               required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: for local types consider adding `#[derive(serde::Serialize)]` to your `Foo` type
[INFO] [stdout]     = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]     = help: the following other types implement trait `serde_core::ser::Serialize`:
[INFO] [stdout]               &'a T
[INFO] [stdout]               &'a mut T
[INFO] [stdout]               ()
[INFO] [stdout]               (T,)
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]               (T0, T1, T2, T3, T4)
[INFO] [stdout]             and 127 others
[INFO] [stdout] note: required by a bound in `to_flatten_maptree`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/flatten.rs:132:14
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub fn to_flatten_maptree<T: ?Sized>(key_separator: &str, prefix: Option<&str>, src: &T) -> Result<BTreeMap<serde_value::Value, serde_val...
[INFO] [stdout]     |        ------------------ required by a bound in this function
[INFO] [stdout] 132 |     where T: serde::Serialize {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^ required by this bound in `to_flatten_maptree`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0463.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/flatten.rs - flatten::to_flatten_maptree (line 94) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `serde_derive`
[INFO] [stdout]  --> src/flatten.rs:96:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate serde_derive;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde_json`
[INFO] [stdout]  --> src/flatten.rs:97:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate serde_json;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]  --> src/flatten.rs:99:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Serialize, Clone, Debug)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/flatten.rs:105:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Serialize, Clone, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Foo: serde::Serialize` is not satisfied
[INFO] [stdout]    --> src/flatten.rs:115:69
[INFO] [stdout]     |
[INFO] [stdout] 22  |     let ser = serde_value_utils::to_flatten_maptree("_", Some("_"), &foo).unwrap();
[INFO] [stdout]     |               -------------------------------------                 ^^^^ the trait `serde_core::ser::Serialize` is not implemented for `Foo`
[INFO] [stdout]     |               |
[INFO] [stdout]     |               required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: for local types consider adding `#[derive(serde::Serialize)]` to your `Foo` type
[INFO] [stdout]     = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]     = help: the following other types implement trait `serde_core::ser::Serialize`:
[INFO] [stdout]               &'a T
[INFO] [stdout]               &'a mut T
[INFO] [stdout]               ()
[INFO] [stdout]               (T,)
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]               (T0, T1, T2, T3, T4)
[INFO] [stdout]             and 127 others
[INFO] [stdout] note: required by a bound in `to_flatten_maptree`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/flatten.rs:132:14
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub fn to_flatten_maptree<T: ?Sized>(key_separator: &str, prefix: Option<&str>, src: &T) -> Result<BTreeMap<serde_value::Value, serde_val...
[INFO] [stdout]     |        ------------------ required by a bound in this function
[INFO] [stdout] 132 |     where T: serde::Serialize {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^ required by this bound in `to_flatten_maptree`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0463.
[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/detect.rs - detect::try_detect_type (line 33)
[INFO] [stdout]     src/flatten.rs - flatten::to_flatten_maptree (line 94)
[INFO] [stdout]     src/lib.rs - (line 102)
[INFO] [stdout]     src/lib.rs - (line 29)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "37c2335b778dccba0edd7e79a739a8e19f98ad26138fecf75a6e2fe7b2c094a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37c2335b778dccba0edd7e79a739a8e19f98ad26138fecf75a6e2fe7b2c094a7", kill_on_drop: false }`
[INFO] [stdout] 37c2335b778dccba0edd7e79a739a8e19f98ad26138fecf75a6e2fe7b2c094a7
