[INFO] fetching crate piston_rs 0.4.3...
[INFO] testing piston_rs-0.4.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate piston_rs 0.4.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate piston_rs 0.4.3
[INFO] finished tweaking crates.io crate piston_rs 0.4.3
[INFO] tweaked toml for crates.io crate piston_rs 0.4.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate piston_rs 0.4.3 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 130 packages to latest compatible versions
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 857cebea592a6c896fb60c7e797a99aabb8ab86819c33f2089382c54c6a8ca2e
[INFO] running `Command { std: "docker" "start" "-a" "857cebea592a6c896fb60c7e797a99aabb8ab86819c33f2089382c54c6a8ca2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "857cebea592a6c896fb60c7e797a99aabb8ab86819c33f2089382c54c6a8ca2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857cebea592a6c896fb60c7e797a99aabb8ab86819c33f2089382c54c6a8ca2e", kill_on_drop: false }`
[INFO] [stdout] 857cebea592a6c896fb60c7e797a99aabb8ab86819c33f2089382c54c6a8ca2e
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 001552c5c27ccfbf5bbc44372bf34b4bdfc7cecef1dce8e8ed9d09234f296a38
[INFO] running `Command { std: "docker" "start" "-a" "001552c5c27ccfbf5bbc44372bf34b4bdfc7cecef1dce8e8ed9d09234f296a38", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling piston_rs v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.77s
[INFO] running `Command { std: "docker" "inspect" "001552c5c27ccfbf5bbc44372bf34b4bdfc7cecef1dce8e8ed9d09234f296a38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "001552c5c27ccfbf5bbc44372bf34b4bdfc7cecef1dce8e8ed9d09234f296a38", kill_on_drop: false }`
[INFO] [stdout] 001552c5c27ccfbf5bbc44372bf34b4bdfc7cecef1dce8e8ed9d09234f296a38
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f56d6516f4f8ac437b6eaf557dcb37ff0108b6327202b3951135af38526edaa
[INFO] running `Command { std: "docker" "start" "-a" "1f56d6516f4f8ac437b6eaf557dcb37ff0108b6327202b3951135af38526edaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling piston_rs v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 33.81s
[INFO] running `Command { std: "docker" "inspect" "1f56d6516f4f8ac437b6eaf557dcb37ff0108b6327202b3951135af38526edaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f56d6516f4f8ac437b6eaf557dcb37ff0108b6327202b3951135af38526edaa", kill_on_drop: false }`
[INFO] [stdout] 1f56d6516f4f8ac437b6eaf557dcb37ff0108b6327202b3951135af38526edaa
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0e8dba20d3b6cc15a2ebacb6174f20713ae4a7df876a68440f7aeadffc921d9d
[INFO] running `Command { std: "docker" "start" "-a" "0e8dba20d3b6cc15a2ebacb6174f20713ae4a7df876a68440f7aeadffc921d9d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/piston_rs-9fe783a6e21598be)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test client::test_client_private::test_gen_headers_no_key ... ok
[INFO] [stdout] test client::test_client_private::test_gen_headers_with_key ... ok
[INFO] [stdout] test executor::test_execution_result::test_response_is_err ... ok
[INFO] [stdout] test test_file_private::test_load_contents_non_existent ... ok
[INFO] [stdout] test test_file_private::test_runtime_creation ... ok
[INFO] [stdout] test test_file_private::test_load_contents ... ok
[INFO] [stdout] test executor::test_execution_result::test_response_is_ok ... ok
[INFO] [stdout] test executor::test_execution_result::test_is_err_with_stdout ... ok
[INFO] [stdout] test executor::test_execution_result::test_result_is_err ... ok
[INFO] [stdout] test executor::test_execution_result::test_result_is_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests piston_rs
[INFO] [stderr] warning: unexpected character `#`
[INFO] [stderr]    --> src/client.rs:167:5
[INFO] [stderr]     |
[INFO] [stderr] 167 | /     /// Generates the headers the client should use.
[INFO] [stderr] 168 | |     ///
[INFO] [stderr] 169 | |     /// # Returns
[INFO] [stderr] 170 | |     ///
[INFO] [stderr] ...   |
[INFO] [stderr] 185 | |     /// assert_eq!(headers.get("User-Agent").unwrap(), "piston-rs");
[INFO] [stderr] 186 | |     /// ```
[INFO] [stderr]     | |___________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(rustdoc::invalid_codeblock_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected character `#`
[INFO] [stderr]    --> src/lib.rs:219:5
[INFO] [stderr]     |
[INFO] [stderr] 219 | /     /// Loads the contents of the given file.
[INFO] [stderr] 220 | |     ///
[INFO] [stderr] 221 | |     /// # Arguments
[INFO] [stderr] 222 | |     /// - `path` - The path to the file.
[INFO] [stderr] ...   |
[INFO] [stderr] 231 | |     /// assert!(content.contains("fn load_contents"));
[INFO] [stderr] 232 | |     /// ```
[INFO] [stderr]     | |___________^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test src/client.rs - client::Client::execute (line 243) - compile ... ok
[INFO] [stdout] test src/client.rs - client::Client::fetch_runtimes (line 206) - compile ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::add_file (line 254) ... ok
[INFO] [stdout] test src/client.rs - client::Client::new (line 49) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::add_files (line 278) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::add_args (line 379) ... ok
[INFO] [stdout] test src/client.rs - client::Client::default (line 29) ... ok
[INFO] [stdout] test src/client.rs - client::Client::with_url_and_key (line 120) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::set_compile_memory_limit (line 468) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::set_args (line 399) ... ok
[INFO] [stdout] test src/client.rs - client::Client::get_url (line 141) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::add_arg (line 360) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::new (line 155) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::default (line 132) ... ok
[INFO] [stdout] test src/client.rs - client::Client::with_key (line 96) ... ok
[INFO] [stdout] test src/client.rs - client::Client::with_url (line 75) ... ok
[INFO] [stdout] test src/client.rs - client::Client::get_headers (line 157) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::set_compile_timeout (line 426) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::reset (line 180) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::set_run_memory_limit (line 489) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::set_files (line 304) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::set_language (line 211) ... ok
[INFO] [stdout] test src/lib.rs - File::load_content_from (line 271) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - File::set_content (line 249) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::set_version (line 232) ... ok
[INFO] [stdout] test src/lib.rs - LoadError::new (line 97) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::set_run_timeout (line 447) ... ok
[INFO] [stdout] test src/lib.rs - File::new (line 163) ... ok
[INFO] [stdout] test src/lib.rs - File::set_encoding (line 315) ... ok
[INFO] [stdout] test src/executor.rs - executor::Executor::set_stdin (line 338) ... ok
[INFO] [stdout] test src/lib.rs - File::set_name (line 293) ... ok
[INFO] [stdout] test src/lib.rs - File::load_from (line 191) ... ok
[INFO] [stdout] test src/lib.rs - File::default (line 134) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0e8dba20d3b6cc15a2ebacb6174f20713ae4a7df876a68440f7aeadffc921d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e8dba20d3b6cc15a2ebacb6174f20713ae4a7df876a68440f7aeadffc921d9d", kill_on_drop: false }`
[INFO] [stdout] 0e8dba20d3b6cc15a2ebacb6174f20713ae4a7df876a68440f7aeadffc921d9d
