[INFO] fetching crate sv_sim 0.1.0... [INFO] testing sv_sim-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate sv_sim 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate sv_sim 0.1.0 [INFO] finished tweaking crates.io crate sv_sim 0.1.0 [INFO] tweaked toml for crates.io crate sv_sim 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate sv_sim 0.1.0 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] crate crates.io crate sv_sim 0.1.0 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" "+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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 63d75f2ab0e86622e3fc9015b0def447022b540b6402af86a9208b4fc77ea88e [INFO] running `Command { std: "docker" "start" "-a" "63d75f2ab0e86622e3fc9015b0def447022b540b6402af86a9208b4fc77ea88e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "63d75f2ab0e86622e3fc9015b0def447022b540b6402af86a9208b4fc77ea88e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63d75f2ab0e86622e3fc9015b0def447022b540b6402af86a9208b4fc77ea88e", kill_on_drop: false }` [INFO] [stdout] 63d75f2ab0e86622e3fc9015b0def447022b540b6402af86a9208b4fc77ea88e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c904010b5205fc141c8e0287be0d60e419cabc6c5c9b566df9d8cb3d93ec6d29 [INFO] running `Command { std: "docker" "start" "-a" "c904010b5205fc141c8e0287be0d60e419cabc6c5c9b566df9d8cb3d93ec6d29", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling anstyle-query v1.1.1 [INFO] [stderr] Compiling colorchoice v1.0.2 [INFO] [stderr] Compiling anstyle v1.0.8 [INFO] [stderr] Compiling is_terminal_polyfill v1.70.1 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling clap_lex v0.7.2 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling anstyle-parse v0.2.5 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling iana-time-zone v0.1.60 [INFO] [stderr] Compiling anstream v0.6.15 [INFO] [stderr] Compiling clap_builder v4.5.15 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling chrono v0.4.38 [INFO] [stderr] Compiling syn v2.0.74 [INFO] [stderr] Compiling regex-automata v0.4.7 [INFO] [stderr] Compiling logos-codegen v0.14.1 [INFO] [stderr] Compiling regex v1.10.6 [INFO] [stderr] Compiling clap_derive v4.5.13 [INFO] [stderr] Compiling env_filter v0.1.2 [INFO] [stderr] Compiling env_logger v0.11.5 [INFO] [stderr] Compiling logos-derive v0.14.1 [INFO] [stderr] Compiling clap v4.5.16 [INFO] [stderr] Compiling logos v0.14.1 [INFO] [stderr] Compiling sv_sim v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/lib.rs:313:13 [INFO] [stdout] | [INFO] [stdout] 313 | format!("{module:?}"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 313 | let _ = format!("{module:?}"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/module.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | format!("{0:?}", self.io); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 26 | let _ = format!("{0:?}", self.io); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/main.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | format!("{object:?}"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 56 | let _ = format!("{object:?}"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.88s [INFO] running `Command { std: "docker" "inspect" "c904010b5205fc141c8e0287be0d60e419cabc6c5c9b566df9d8cb3d93ec6d29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c904010b5205fc141c8e0287be0d60e419cabc6c5c9b566df9d8cb3d93ec6d29", kill_on_drop: false }` [INFO] [stdout] c904010b5205fc141c8e0287be0d60e419cabc6c5c9b566df9d8cb3d93ec6d29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cd3e8c3433994f18d81f89f5f4879d0ceae57f134a56cdc834f2e68a773849c1 [INFO] running `Command { std: "docker" "start" "-a" "cd3e8c3433994f18d81f89f5f4879d0ceae57f134a56cdc834f2e68a773849c1", kill_on_drop: false }` [INFO] [stderr] Compiling sv_sim v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/lib.rs:313:13 [INFO] [stdout] | [INFO] [stdout] 313 | format!("{module:?}"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 313 | let _ = format!("{module:?}"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/module.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | format!("{0:?}", self.io); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 26 | let _ = format!("{0:?}", self.io); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/main.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | format!("{object:?}"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 56 | let _ = format!("{object:?}"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/lib.rs:313:13 [INFO] [stdout] | [INFO] [stdout] 313 | format!("{module:?}"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 313 | let _ = format!("{module:?}"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/module.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | format!("{0:?}", self.io); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 26 | let _ = format!("{0:?}", self.io); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.11s [INFO] running `Command { std: "docker" "inspect" "cd3e8c3433994f18d81f89f5f4879d0ceae57f134a56cdc834f2e68a773849c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd3e8c3433994f18d81f89f5f4879d0ceae57f134a56cdc834f2e68a773849c1", kill_on_drop: false }` [INFO] [stdout] cd3e8c3433994f18d81f89f5f4879d0ceae57f134a56cdc834f2e68a773849c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e9c6395290b7548b384f9f1f44bf131629a0ed315873c6b9f66feccde49e9b48 [INFO] running `Command { std: "docker" "start" "-a" "e9c6395290b7548b384f9f1f44bf131629a0ed315873c6b9f66feccde49e9b48", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/lib.rs:313:13 [INFO] [stderr] | [INFO] [stderr] 313 | format!("{module:?}"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 313 | let _ = format!("{module:?}"); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/module.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | format!("{0:?}", self.io); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 26 | let _ = format!("{0:?}", self.io); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `sv_sim` (lib) generated 2 warnings [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/main.rs:56:21 [INFO] [stderr] | [INFO] [stderr] 56 | format!("{object:?}"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 56 | let _ = format!("{object:?}"); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `sv_sim` (bin "sv_sim" test) generated 1 warning [INFO] [stderr] warning: `sv_sim` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sv_sim-d840ae2db900574c) [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sv_sim-7194b05d48ffe3cb) [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] [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] Doc-tests sv_sim [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] running `Command { std: "docker" "inspect" "e9c6395290b7548b384f9f1f44bf131629a0ed315873c6b9f66feccde49e9b48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9c6395290b7548b384f9f1f44bf131629a0ed315873c6b9f66feccde49e9b48", kill_on_drop: false }` [INFO] [stdout] e9c6395290b7548b384f9f1f44bf131629a0ed315873c6b9f66feccde49e9b48