[INFO] fetching crate postmark-client 0.3.0...
[INFO] testing postmark-client-0.3.0 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate postmark-client 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate postmark-client 0.3.0
[INFO] finished tweaking crates.io crate postmark-client 0.3.0
[INFO] tweaked toml for crates.io crate postmark-client 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate postmark-client 0.3.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 109 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.16)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f80fe8c9eb92860cf36bb9b9f6ab61a004c19f7298460d762e71693618e8310
[INFO] running `Command { std: "docker" "start" "-a" "2f80fe8c9eb92860cf36bb9b9f6ab61a004c19f7298460d762e71693618e8310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f80fe8c9eb92860cf36bb9b9f6ab61a004c19f7298460d762e71693618e8310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f80fe8c9eb92860cf36bb9b9f6ab61a004c19f7298460d762e71693618e8310", kill_on_drop: false }`
[INFO] [stdout] 2f80fe8c9eb92860cf36bb9b9f6ab61a004c19f7298460d762e71693618e8310
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f908b4cdbfb9973d12fe65d0de87fb3600f6ab86e97a64ad6b98fe0834cd8a1
[INFO] running `Command { std: "docker" "start" "-a" "1f908b4cdbfb9973d12fe65d0de87fb3600f6ab86e97a64ad6b98fe0834cd8a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling hyper-util v0.1.17
[INFO] [stderr]    Compiling reqwest v0.12.23
[INFO] [stderr]    Compiling postmark-client v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.58s
[INFO] running `Command { std: "docker" "inspect" "1f908b4cdbfb9973d12fe65d0de87fb3600f6ab86e97a64ad6b98fe0834cd8a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f908b4cdbfb9973d12fe65d0de87fb3600f6ab86e97a64ad6b98fe0834cd8a1", kill_on_drop: false }`
[INFO] [stdout] 1f908b4cdbfb9973d12fe65d0de87fb3600f6ab86e97a64ad6b98fe0834cd8a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9ea6b6d3739b85e6a921cef04140e203a5b4c3548525704d45ad2aee6d25240
[INFO] running `Command { std: "docker" "start" "-a" "a9ea6b6d3739b85e6a921cef04140e203a5b4c3548525704d45ad2aee6d25240", kill_on_drop: false }`
[INFO] [stderr]    Compiling postmark-client v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "a9ea6b6d3739b85e6a921cef04140e203a5b4c3548525704d45ad2aee6d25240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ea6b6d3739b85e6a921cef04140e203a5b4c3548525704d45ad2aee6d25240", kill_on_drop: false }`
[INFO] [stdout] a9ea6b6d3739b85e6a921cef04140e203a5b4c3548525704d45ad2aee6d25240
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84c1d8f37225e2a3cfcb0748ea7b5700d2b077a16fa018e95164d99026392cf6
[INFO] running `Command { std: "docker" "start" "-a" "84c1d8f37225e2a3cfcb0748ea7b5700d2b077a16fa018e95164d99026392cf6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/postmark_client-66e9dfead403de1a)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/types.rs (/opt/rustwide/target/debug/deps/types-d5eab80ac0f45e9a)
[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] error: test failed, to rerun pass `--test types`
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_email_serialize ... FAILED
[INFO] [stdout] test test_templated_email_serialize ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_email_serialize stdout ----
[INFO] [stdout] Error: Error("can only flatten structs and maps (got a string)", line: 0, column: 0)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_email_serialize
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84c1d8f37225e2a3cfcb0748ea7b5700d2b077a16fa018e95164d99026392cf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c1d8f37225e2a3cfcb0748ea7b5700d2b077a16fa018e95164d99026392cf6", kill_on_drop: false }`
[INFO] [stdout] 84c1d8f37225e2a3cfcb0748ea7b5700d2b077a16fa018e95164d99026392cf6
