[INFO] fetching crate cborg 0.3.0... [INFO] testing cborg-0.3.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate cborg 0.3.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate cborg 0.3.0 [INFO] finished tweaking crates.io crate cborg 0.3.0 [INFO] tweaked toml for crates.io crate cborg 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cborg 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] 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 08363dbf9615b9e9e625f0a26034038c72ce07a8ffcc1aec0db0bed4a14c1e69 [INFO] running `Command { std: "docker" "start" "-a" "08363dbf9615b9e9e625f0a26034038c72ce07a8ffcc1aec0db0bed4a14c1e69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "08363dbf9615b9e9e625f0a26034038c72ce07a8ffcc1aec0db0bed4a14c1e69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08363dbf9615b9e9e625f0a26034038c72ce07a8ffcc1aec0db0bed4a14c1e69", kill_on_drop: false }` [INFO] [stdout] 08363dbf9615b9e9e625f0a26034038c72ce07a8ffcc1aec0db0bed4a14c1e69 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4cd30598dc44f6a8a769f2a0152287a14af7914882d9296d8b6c1aedbfb0c3d8 [INFO] running `Command { std: "docker" "start" "-a" "4cd30598dc44f6a8a769f2a0152287a14af7914882d9296d8b6c1aedbfb0c3d8", kill_on_drop: false }` [INFO] [stderr] Compiling cborg v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `error` is never read [INFO] [stdout] --> src/lib.rs:42:2 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct CborError { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 41 | kind: ErrorKind, [INFO] [stdout] 42 | error: Box, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CborError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/value/types.rs:107:27 [INFO] [stdout] | [INFO] [stdout] 107 | let y: u64 = unsafe { std::mem::transmute::(*x) }; [INFO] [stdout] | -------------------------------^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::to_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "4cd30598dc44f6a8a769f2a0152287a14af7914882d9296d8b6c1aedbfb0c3d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cd30598dc44f6a8a769f2a0152287a14af7914882d9296d8b6c1aedbfb0c3d8", kill_on_drop: false }` [INFO] [stdout] 4cd30598dc44f6a8a769f2a0152287a14af7914882d9296d8b6c1aedbfb0c3d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1e680e43e11f51c69461ad38569c88ffbaccced6f25633d13bd05429d3a797a3 [INFO] running `Command { std: "docker" "start" "-a" "1e680e43e11f51c69461ad38569c88ffbaccced6f25633d13bd05429d3a797a3", kill_on_drop: false }` [INFO] [stdout] warning: field `error` is never read [INFO] [stdout] --> src/lib.rs:42:2 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct CborError { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 41 | kind: ErrorKind, [INFO] [stdout] 42 | error: Box, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CborError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/value/types.rs:107:27 [INFO] [stdout] | [INFO] [stdout] 107 | let y: u64 = unsafe { std::mem::transmute::(*x) }; [INFO] [stdout] | -------------------------------^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::to_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling cborg v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `error` is never read [INFO] [stdout] --> src/lib.rs:42:2 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct CborError { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 41 | kind: ErrorKind, [INFO] [stdout] 42 | error: Box, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CborError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/value/types.rs:107:27 [INFO] [stdout] | [INFO] [stdout] 107 | let y: u64 = unsafe { std::mem::transmute::(*x) }; [INFO] [stdout] | -------------------------------^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::to_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "1e680e43e11f51c69461ad38569c88ffbaccced6f25633d13bd05429d3a797a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e680e43e11f51c69461ad38569c88ffbaccced6f25633d13bd05429d3a797a3", kill_on_drop: false }` [INFO] [stdout] 1e680e43e11f51c69461ad38569c88ffbaccced6f25633d13bd05429d3a797a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b94acf6968eded058c797d4cf6d9b6054ae773e151dc4d3e862da4c175d903d2 [INFO] running `Command { std: "docker" "start" "-a" "b94acf6968eded058c797d4cf6d9b6054ae773e151dc4d3e862da4c175d903d2", kill_on_drop: false }` [INFO] [stderr] warning: field `error` is never read [INFO] [stderr] --> src/lib.rs:42:2 [INFO] [stderr] | [INFO] [stderr] 40 | pub struct CborError { [INFO] [stderr] | --------- field in this struct [INFO] [stderr] 41 | kind: ErrorKind, [INFO] [stderr] 42 | error: Box, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `CborError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary transmute [INFO] [stderr] --> src/value/types.rs:107:27 [INFO] [stderr] | [INFO] [stderr] 107 | let y: u64 = unsafe { std::mem::transmute::(*x) }; [INFO] [stderr] | -------------------------------^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: replace this with: `f64::to_bits` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `cborg` (lib) generated 2 warnings (run `cargo fix --lib -p cborg` to apply 1 suggestion) [INFO] [stderr] warning: `cborg` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cborg-34cbfc3222bde41b) [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-ae7abbf086f074a0) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test display_test ... ok [INFO] [stdout] test decode_to_test ... ok [INFO] [stdout] test encode_test ... ok [INFO] [stdout] test decode_test ... ok [INFO] [stdout] test type_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests cborg [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - encode (line 347) ... ok [INFO] [stdout] test src/lib.rs - decode_to (line 325) ... ok [INFO] [stdout] test src/lib.rs - decode_to (line 317) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b94acf6968eded058c797d4cf6d9b6054ae773e151dc4d3e862da4c175d903d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b94acf6968eded058c797d4cf6d9b6054ae773e151dc4d3e862da4c175d903d2", kill_on_drop: false }` [INFO] [stdout] b94acf6968eded058c797d4cf6d9b6054ae773e151dc4d3e862da4c175d903d2