[INFO] fetching crate sim-rust 0.9.0...
[INFO] testing sim-rust-0.9.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sim-rust 0.9.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate sim-rust 0.9.0
[INFO] finished tweaking crates.io crate sim-rust 0.9.0
[INFO] tweaked toml for crates.io crate sim-rust 0.9.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sim-rust 0.9.0 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] 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] 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] da57e565e8aab0428bda18c48cf0f96e63454771951f7ac30b3f1a0eab14c4fe
[INFO] running `Command { std: "docker" "start" "-a" "da57e565e8aab0428bda18c48cf0f96e63454771951f7ac30b3f1a0eab14c4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da57e565e8aab0428bda18c48cf0f96e63454771951f7ac30b3f1a0eab14c4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da57e565e8aab0428bda18c48cf0f96e63454771951f7ac30b3f1a0eab14c4fe", kill_on_drop: false }`
[INFO] [stdout] da57e565e8aab0428bda18c48cf0f96e63454771951f7ac30b3f1a0eab14c4fe
[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] eb0321d12bb232ca8df703d9c2d21fe429a7dad04bd2d6fcc700776ab156a6d6
[INFO] running `Command { std: "docker" "start" "-a" "eb0321d12bb232ca8df703d9c2d21fe429a7dad04bd2d6fcc700776ab156a6d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling sim-rust v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "eb0321d12bb232ca8df703d9c2d21fe429a7dad04bd2d6fcc700776ab156a6d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0321d12bb232ca8df703d9c2d21fe429a7dad04bd2d6fcc700776ab156a6d6", kill_on_drop: false }`
[INFO] [stdout] eb0321d12bb232ca8df703d9c2d21fe429a7dad04bd2d6fcc700776ab156a6d6
[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] ab38f6a48150cd9b661207601edc8e33d8883040581b1a14152b9bba23b73e5a
[INFO] running `Command { std: "docker" "start" "-a" "ab38f6a48150cd9b661207601edc8e33d8883040581b1a14152b9bba23b73e5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling sim-rust v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "ab38f6a48150cd9b661207601edc8e33d8883040581b1a14152b9bba23b73e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab38f6a48150cd9b661207601edc8e33d8883040581b1a14152b9bba23b73e5a", kill_on_drop: false }`
[INFO] [stdout] ab38f6a48150cd9b661207601edc8e33d8883040581b1a14152b9bba23b73e5a
[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] 1c9df85ebe23d50458cacd7b27aa23ec887d6790deab46252d41b69d87d13b8d
[INFO] running `Command { std: "docker" "start" "-a" "1c9df85ebe23d50458cacd7b27aa23ec887d6790deab46252d41b69d87d13b8d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sim_rust-450d7d348480523b)
[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 tests/test.rs (/opt/rustwide/target/debug/deps/test-871d2365bccb1e32)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_tick ... ok
[INFO] [stdout] test test_tick_collect_once ... ok
[INFO] [stdout] test test_multithread_tick_collect_once has been running for over 60 seconds
[INFO] [stdout] test test_multithread_tick_collect_once ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 86.68s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sim_rust
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/functions.rs - functions (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/functions.rs - functions (line 7) stdout ----
[INFO] [stdout] error[E0053]: method `collect` has an incompatible type for trait
[INFO] [stdout]   --> src/functions.rs:61:27
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn collect(&self)  -> Result<(), &'static str> {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^ expected `String`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected signature `fn(&ExampleAgent1) -> Result<String, _>`
[INFO] [stdout]               found signature `fn(&ExampleAgent1) -> Result<(), _>`
[INFO] [stdout] help: change the output type to match the trait
[INFO] [stdout]    |
[INFO] [stdout] 61 -     fn collect(&self)  -> Result<(), &'static str> {
[INFO] [stdout] 61 +     fn collect(&self)  -> Result<String, &'static str> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `collect` has an incompatible type for trait
[INFO] [stdout]   --> src/functions.rs:78:27
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn collect(&self)  -> Result<(), &'static str> {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^ expected `String`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected signature `fn(&ExampleAgent2) -> Result<String, _>`
[INFO] [stdout]               found signature `fn(&ExampleAgent2) -> Result<(), _>`
[INFO] [stdout] help: change the output type to match the trait
[INFO] [stdout]    |
[INFO] [stdout] 78 -     fn collect(&self)  -> Result<(), &'static str> {
[INFO] [stdout] 78 +     fn collect(&self)  -> Result<String, &'static str> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0053`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/functions.rs - functions (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1c9df85ebe23d50458cacd7b27aa23ec887d6790deab46252d41b69d87d13b8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c9df85ebe23d50458cacd7b27aa23ec887d6790deab46252d41b69d87d13b8d", kill_on_drop: false }`
[INFO] [stdout] 1c9df85ebe23d50458cacd7b27aa23ec887d6790deab46252d41b69d87d13b8d
