[INFO] fetching crate fnum 0.0.1... [INFO] testing fnum-0.0.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate fnum 0.0.1 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate fnum 0.0.1 [INFO] finished tweaking crates.io crate fnum 0.0.1 [INFO] tweaked toml for crates.io crate fnum 0.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate fnum 0.0.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate fnum 0.0.1 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fnum-derive v0.0.1 [INFO] [stderr] Downloaded syn v1.0.56 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3098a5c1a195b7785f393e23e77d9752771bcf15e9611b410b81d8894b95a96f [INFO] running `Command { std: "docker" "start" "-a" "3098a5c1a195b7785f393e23e77d9752771bcf15e9611b410b81d8894b95a96f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3098a5c1a195b7785f393e23e77d9752771bcf15e9611b410b81d8894b95a96f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3098a5c1a195b7785f393e23e77d9752771bcf15e9611b410b81d8894b95a96f", kill_on_drop: false }` [INFO] [stdout] 3098a5c1a195b7785f393e23e77d9752771bcf15e9611b410b81d8894b95a96f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 79548c76a46ef6fdb0cb92adf8d2f6b27c339eb3964af636d8025bc631142106 [INFO] running `Command { std: "docker" "start" "-a" "79548c76a46ef6fdb0cb92adf8d2f6b27c339eb3964af636d8025bc631142106", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.56 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling fnum-derive v0.0.1 [INFO] [stderr] Compiling fnum v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.72s [INFO] running `Command { std: "docker" "inspect" "79548c76a46ef6fdb0cb92adf8d2f6b27c339eb3964af636d8025bc631142106", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79548c76a46ef6fdb0cb92adf8d2f6b27c339eb3964af636d8025bc631142106", kill_on_drop: false }` [INFO] [stdout] 79548c76a46ef6fdb0cb92adf8d2f6b27c339eb3964af636d8025bc631142106 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 3d4ccbfacbcee5ba7fe863a44101ccb49a121deb0c37c4e38dcb44c51bd0ce17 [INFO] running `Command { std: "docker" "start" "-a" "3d4ccbfacbcee5ba7fe863a44101ccb49a121deb0c37c4e38dcb44c51bd0ce17", kill_on_drop: false }` [INFO] [stderr] Compiling fnum v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the type `u64` does not permit being left uninitialized [INFO] [stdout] --> examples/impl.rs:27:26 [INFO] [stdout] | [INFO] [stdout] 27 | 0 => Enum::A(std::mem::MaybeUninit::uninit().assume_init()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `u32` does not permit being left uninitialized [INFO] [stdout] --> examples/impl.rs:28:26 [INFO] [stdout] | [INFO] [stdout] 28 | 1 => Enum::B(std::mem::MaybeUninit::uninit().assume_init()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `u32` does not permit being left uninitialized [INFO] [stdout] --> examples/impl.rs:29:26 [INFO] [stdout] | [INFO] [stdout] 29 | 2 => Enum::C(std::mem::MaybeUninit::uninit().assume_init(), std::mem::MaybeUninit::uninit().assume_init()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `u64` does not permit being left uninitialized [INFO] [stdout] --> examples/impl.rs:29:73 [INFO] [stdout] | [INFO] [stdout] 29 | 2 => Enum::C(std::mem::MaybeUninit::uninit().assume_init(), std::mem::MaybeUninit::uninit().assume_init()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `u64` does not permit being left uninitialized [INFO] [stdout] --> examples/impl.rs:30:26 [INFO] [stdout] | [INFO] [stdout] 30 | 3 => Enum::D(std::mem::MaybeUninit::uninit().assume_init(), std::mem::MaybeUninit::uninit().assume_init()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `u32` does not permit being left uninitialized [INFO] [stdout] --> examples/impl.rs:30:73 [INFO] [stdout] | [INFO] [stdout] 30 | 3 => Enum::D(std::mem::MaybeUninit::uninit().assume_init(), std::mem::MaybeUninit::uninit().assume_init()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s [INFO] running `Command { std: "docker" "inspect" "3d4ccbfacbcee5ba7fe863a44101ccb49a121deb0c37c4e38dcb44c51bd0ce17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d4ccbfacbcee5ba7fe863a44101ccb49a121deb0c37c4e38dcb44c51bd0ce17", kill_on_drop: false }` [INFO] [stdout] 3d4ccbfacbcee5ba7fe863a44101ccb49a121deb0c37c4e38dcb44c51bd0ce17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] a86bdfb1fa9e9ab0ebbbec37ebbc412accb499c3872903cc533b2f42e1fde00c [INFO] running `Command { std: "docker" "start" "-a" "a86bdfb1fa9e9ab0ebbbec37ebbc412accb499c3872903cc533b2f42e1fde00c", kill_on_drop: false }` [INFO] [stderr] warning: the type `u64` does not permit being left uninitialized [INFO] [stderr] --> examples/impl.rs:27:26 [INFO] [stderr] | [INFO] [stderr] 27 | 0 => Enum::A(std::mem::MaybeUninit::uninit().assume_init()), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: integers must be initialized [INFO] [stderr] = note: `#[warn(invalid_value)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the type `u32` does not permit being left uninitialized [INFO] [stderr] --> examples/impl.rs:28:26 [INFO] [stderr] | [INFO] [stderr] 28 | 1 => Enum::B(std::mem::MaybeUninit::uninit().assume_init()), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: integers must be initialized [INFO] [stderr] [INFO] [stderr] warning: the type `u32` does not permit being left uninitialized [INFO] [stderr] --> examples/impl.rs:29:26 [INFO] [stderr] | [INFO] [stderr] 29 | 2 => Enum::C(std::mem::MaybeUninit::uninit().assume_init(), std::mem::MaybeUninit::uninit().assume_init()), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: integers must be initialized [INFO] [stderr] [INFO] [stderr] warning: the type `u64` does not permit being left uninitialized [INFO] [stderr] --> examples/impl.rs:29:73 [INFO] [stderr] | [INFO] [stderr] 29 | 2 => Enum::C(std::mem::MaybeUninit::uninit().assume_init(), std::mem::MaybeUninit::uninit().assume_init()), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: integers must be initialized [INFO] [stderr] [INFO] [stderr] warning: the type `u64` does not permit being left uninitialized [INFO] [stderr] --> examples/impl.rs:30:26 [INFO] [stderr] | [INFO] [stderr] 30 | 3 => Enum::D(std::mem::MaybeUninit::uninit().assume_init(), std::mem::MaybeUninit::uninit().assume_init()), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: integers must be initialized [INFO] [stderr] [INFO] [stderr] warning: the type `u32` does not permit being left uninitialized [INFO] [stderr] --> examples/impl.rs:30:73 [INFO] [stderr] | [INFO] [stderr] 30 | 3 => Enum::D(std::mem::MaybeUninit::uninit().assume_init(), std::mem::MaybeUninit::uninit().assume_init()), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: integers must be initialized [INFO] [stderr] [INFO] [stderr] warning: `fnum` (example "impl") generated 6 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/fnum-85f9b3be08fc8f4f) [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" "a86bdfb1fa9e9ab0ebbbec37ebbc412accb499c3872903cc533b2f42e1fde00c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a86bdfb1fa9e9ab0ebbbec37ebbc412accb499c3872903cc533b2f42e1fde00c", kill_on_drop: false }` [INFO] [stdout] a86bdfb1fa9e9ab0ebbbec37ebbc412accb499c3872903cc533b2f42e1fde00c