[INFO] fetching crate eternaltwin_serde_tools 0.16.4...
[INFO] testing eternaltwin_serde_tools-0.16.4 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate eternaltwin_serde_tools 0.16.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate eternaltwin_serde_tools 0.16.4
[INFO] finished tweaking crates.io crate eternaltwin_serde_tools 0.16.4
[INFO] tweaked toml for crates.io crate eternaltwin_serde_tools 0.16.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate eternaltwin_serde_tools 0.16.4 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate eternaltwin_serde_tools 0.16.4 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af2a101ce6419011862e2629bacadecc47b26fba4905536b7b1016f74f9616c3
[INFO] running `Command { std: "docker" "start" "-a" "af2a101ce6419011862e2629bacadecc47b26fba4905536b7b1016f74f9616c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af2a101ce6419011862e2629bacadecc47b26fba4905536b7b1016f74f9616c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2a101ce6419011862e2629bacadecc47b26fba4905536b7b1016f74f9616c3", kill_on_drop: false }`
[INFO] [stdout] af2a101ce6419011862e2629bacadecc47b26fba4905536b7b1016f74f9616c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9feabb6fb9868ec54355cdc8238b5e58897ef549c5d4b5c6575eef16ea60878
[INFO] running `Command { std: "docker" "start" "-a" "a9feabb6fb9868ec54355cdc8238b5e58897ef549c5d4b5c6575eef16ea60878", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling eternaltwin_serde_tools v0.16.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.50s
[INFO] running `Command { std: "docker" "inspect" "a9feabb6fb9868ec54355cdc8238b5e58897ef549c5d4b5c6575eef16ea60878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9feabb6fb9868ec54355cdc8238b5e58897ef549c5d4b5c6575eef16ea60878", kill_on_drop: false }`
[INFO] [stdout] a9feabb6fb9868ec54355cdc8238b5e58897ef549c5d4b5c6575eef16ea60878
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2882051ee37dc3b1377049fed09886017174abd8553d7f3c32ae7a668b50565
[INFO] running `Command { std: "docker" "start" "-a" "a2882051ee37dc3b1377049fed09886017174abd8553d7f3c32ae7a668b50565", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.135
[INFO] [stderr]    Compiling eternaltwin_serde_tools v0.16.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "a2882051ee37dc3b1377049fed09886017174abd8553d7f3c32ae7a668b50565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2882051ee37dc3b1377049fed09886017174abd8553d7f3c32ae7a668b50565", kill_on_drop: false }`
[INFO] [stdout] a2882051ee37dc3b1377049fed09886017174abd8553d7f3c32ae7a668b50565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 455f4f1e615c2c042c98cc57c8ea6ae0b18b017f93d3f4ad09e3ba8cf7cfd260
[INFO] running `Command { std: "docker" "start" "-a" "455f4f1e615c2c042c98cc57c8ea6ae0b18b017f93d3f4ad09e3ba8cf7cfd260", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/eternaltwin_serde_tools-6eb6396c0c9000f4)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::read_error_on_missing_nested_option ... ok
[INFO] [stdout] test test::read_ok_on_defined_explicit_option ... ok
[INFO] [stdout] test test::read_ok_on_defined_nested_option ... ok
[INFO] [stdout] test test::read_ok_on_null_explicit_option ... ok
[INFO] [stdout] test test::read_error_on_missing_explicit_option ... ok
[INFO] [stdout] test test::read_ok_on_null_nested_option ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests eternaltwin_serde_tools
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - deserialize_explicit_option (line 29) ... ok
[INFO] [stdout] test src/lib.rs - deserialize_nested_option (line 66) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "455f4f1e615c2c042c98cc57c8ea6ae0b18b017f93d3f4ad09e3ba8cf7cfd260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "455f4f1e615c2c042c98cc57c8ea6ae0b18b017f93d3f4ad09e3ba8cf7cfd260", kill_on_drop: false }`
[INFO] [stdout] 455f4f1e615c2c042c98cc57c8ea6ae0b18b017f93d3f4ad09e3ba8cf7cfd260