[INFO] fetching crate cm_contract_sdk 0.0.2... [INFO] checking cm_contract_sdk-0.0.2 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate cm_contract_sdk 0.0.2 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate cm_contract_sdk 0.0.2 [INFO] finished tweaking crates.io crate cm_contract_sdk 0.0.2 [INFO] tweaked toml for crates.io crate cm_contract_sdk 0.0.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cm_contract_sdk 0.0.2 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 36 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.21.7 (available: v0.22.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2bfc741415e93394d69484838d010a798cd4f9772fb9516949e87690d5d7c208 [INFO] running `Command { std: "docker" "start" "-a" "2bfc741415e93394d69484838d010a798cd4f9772fb9516949e87690d5d7c208", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2bfc741415e93394d69484838d010a798cd4f9772fb9516949e87690d5d7c208", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bfc741415e93394d69484838d010a798cd4f9772fb9516949e87690d5d7c208", kill_on_drop: false }` [INFO] [stdout] 2bfc741415e93394d69484838d010a798cd4f9772fb9516949e87690d5d7c208 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fdaaa16eadf52147e2830834939866871e5f9097004c375436a84b0f499f6abd [INFO] running `Command { std: "docker" "start" "-a" "fdaaa16eadf52147e2830834939866871e5f9097004c375436a84b0f499f6abd", kill_on_drop: false }` [INFO] [stderr] Compiling crunchy v0.2.4 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Checking cm_contract_sdk v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/vec_box.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | let v = VECBOX [INFO] [stdout] | _____________________^ [INFO] [stdout] 24 | | .get_or_insert_with(|| { [INFO] [stdout] ... | [INFO] [stdout] 28 | | Arc::new(Mutex::new(instance)) [INFO] [stdout] 29 | | }) [INFO] [stdout] | |__________________^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/vec_box.rs:68:22 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn copy<'a>(&'a mut self, vec: &Vec) -> Result { [INFO] [stdout] | ^^ this lifetime flows to the output ---- the lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 68 | pub fn copy<'a>(&'a mut self, vec: &Vec) -> Result { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/vec_box.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | let v = VECBOX [INFO] [stdout] | _____________________^ [INFO] [stdout] 24 | | .get_or_insert_with(|| { [INFO] [stdout] ... | [INFO] [stdout] 28 | | Arc::new(Mutex::new(instance)) [INFO] [stdout] 29 | | }) [INFO] [stdout] | |__________________^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/vec_box.rs:68:22 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn copy<'a>(&'a mut self, vec: &Vec) -> Result { [INFO] [stdout] | ^^ this lifetime flows to the output ---- the lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 68 | pub fn copy<'a>(&'a mut self, vec: &Vec) -> Result { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.21s [INFO] running `Command { std: "docker" "inspect" "fdaaa16eadf52147e2830834939866871e5f9097004c375436a84b0f499f6abd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdaaa16eadf52147e2830834939866871e5f9097004c375436a84b0f499f6abd", kill_on_drop: false }` [INFO] [stdout] fdaaa16eadf52147e2830834939866871e5f9097004c375436a84b0f499f6abd