[INFO] fetching crate serde-value-flatten 0.1.0... [INFO] testing serde-value-flatten-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate serde-value-flatten 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate serde-value-flatten 0.1.0 [INFO] finished tweaking crates.io crate serde-value-flatten 0.1.0 [INFO] tweaked toml for crates.io crate serde-value-flatten 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate serde-value-flatten 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 10 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 36f9bc1c6ace5fe6a27af81982b00e6a76e6dad1ab4d780a8a8e1489d763f2d6 [INFO] running `Command { std: "docker" "start" "-a" "36f9bc1c6ace5fe6a27af81982b00e6a76e6dad1ab4d780a8a8e1489d763f2d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "36f9bc1c6ace5fe6a27af81982b00e6a76e6dad1ab4d780a8a8e1489d763f2d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36f9bc1c6ace5fe6a27af81982b00e6a76e6dad1ab4d780a8a8e1489d763f2d6", kill_on_drop: false }` [INFO] [stdout] 36f9bc1c6ace5fe6a27af81982b00e6a76e6dad1ab4d780a8a8e1489d763f2d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f8aaabe02c39720430be675caeef3816d45ab67206bd5bf494b070c0841ef066 [INFO] running `Command { std: "docker" "start" "-a" "f8aaabe02c39720430be675caeef3816d45ab67206bd5bf494b070c0841ef066", 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 ordered-float v1.1.1 [INFO] [stderr] Compiling serde-value v0.6.0 [INFO] [stderr] Compiling serde-value-flatten v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.05s [INFO] running `Command { std: "docker" "inspect" "f8aaabe02c39720430be675caeef3816d45ab67206bd5bf494b070c0841ef066", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8aaabe02c39720430be675caeef3816d45ab67206bd5bf494b070c0841ef066", kill_on_drop: false }` [INFO] [stdout] f8aaabe02c39720430be675caeef3816d45ab67206bd5bf494b070c0841ef066 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b33514c0ca49ad278f3aa84bcc830b97e198461c1a63471659141b61c828dba [INFO] running `Command { std: "docker" "start" "-a" "4b33514c0ca49ad278f3aa84bcc830b97e198461c1a63471659141b61c828dba", 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-flatten v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "4b33514c0ca49ad278f3aa84bcc830b97e198461c1a63471659141b61c828dba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b33514c0ca49ad278f3aa84bcc830b97e198461c1a63471659141b61c828dba", kill_on_drop: false }` [INFO] [stdout] 4b33514c0ca49ad278f3aa84bcc830b97e198461c1a63471659141b61c828dba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9bc7d8d124a1814c3786fd909e24fc822753d63126f0cd4daf71f073e9452618 [INFO] running `Command { std: "docker" "start" "-a" "9bc7d8d124a1814c3786fd909e24fc822753d63126f0cd4daf71f073e9452618", 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] [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] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_value_flatten-1921ee56055bf615) [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:34:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[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] 10 | #[derive(Serialize, Clone, Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Foo: serde::ser::Serialize` is not satisfied [INFO] [stdout] --> src/lib.rs:50:71 [INFO] [stdout] | [INFO] [stdout] 20 | let ser = serde_value_flatten::to_flatten_maptree("_", Some("_"), &foo).unwrap(); [INFO] [stdout] | --------------------------------------- ^^^^ unsatisfied trait bound [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] help: the trait `serde::ser::Serialize` is not implemented for `Foo` [INFO] [stdout] --> src/lib.rs:41:1 [INFO] [stdout] | [INFO] [stdout] 11 | struct Foo { [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::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 129 others [INFO] [stdout] note: required by a bound in `to_flatten_maptree` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:149:14 [INFO] [stdout] | [INFO] [stdout] 148 | pub fn to_flatten_maptree(key_separator: &str, prefix: Option<&str>, src: &T) -> Result src/lib.rs:52:20 [INFO] [stdout] | [INFO] [stdout] 22 | println!("{}", serde_json::to_string_pretty(&ser).unwrap()); [INFO] [stdout] | ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml` [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:117:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Serialize, Clone, Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: cannot find derive macro `Serialize` in this scope [INFO] [stdout] --> src/lib.rs:123:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Serialize, Clone, Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Foo: serde::ser::Serialize` is not satisfied [INFO] [stdout] --> src/lib.rs:133:66 [INFO] [stdout] | [INFO] [stdout] 20 | let ser = serde_value_flatten::to_flatten_maptree("|", None, &foo).unwrap(); [INFO] [stdout] | --------------------------------------- ^^^^ unsatisfied trait bound [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] help: the trait `serde::ser::Serialize` is not implemented for `Foo` [INFO] [stdout] --> src/lib.rs:124:1 [INFO] [stdout] | [INFO] [stdout] 11 | struct Foo { [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::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 129 others [INFO] [stdout] note: required by a bound in `to_flatten_maptree` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:149:14 [INFO] [stdout] | [INFO] [stdout] 148 | pub fn to_flatten_maptree(key_separator: &str, prefix: Option<&str>, src: &T) -> Result src/lib.rs:135:20 [INFO] [stdout] | [INFO] [stdout] 22 | println!("{}", serde_json::to_string_pretty(&ser).unwrap()); [INFO] [stdout] | ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml` [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; finished in 0.16s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "9bc7d8d124a1814c3786fd909e24fc822753d63126f0cd4daf71f073e9452618", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bc7d8d124a1814c3786fd909e24fc822753d63126f0cd4daf71f073e9452618", kill_on_drop: false }` [INFO] [stdout] 9bc7d8d124a1814c3786fd909e24fc822753d63126f0cd4daf71f073e9452618