[INFO] fetching crate zk-loader 0.1.2... [INFO] checking zk-loader-0.1.2 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] extracting crate zk-loader 0.1.2 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate zk-loader 0.1.2 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate zk-loader 0.1.2 [INFO] finished tweaking crates.io crate zk-loader 0.1.2 [INFO] tweaked toml for crates.io crate zk-loader 0.1.2 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate crates.io crate zk-loader 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3f9d2ec2b787ece2f0b07a73de00428477aee63c11efa5a0eda4acab3e8ee4be [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3f9d2ec2b787ece2f0b07a73de00428477aee63c11efa5a0eda4acab3e8ee4be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f9d2ec2b787ece2f0b07a73de00428477aee63c11efa5a0eda4acab3e8ee4be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f9d2ec2b787ece2f0b07a73de00428477aee63c11efa5a0eda4acab3e8ee4be", kill_on_drop: false }` [INFO] [stdout] 3f9d2ec2b787ece2f0b07a73de00428477aee63c11efa5a0eda4acab3e8ee4be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eb6fe69555bd19bba53b856a36a9df85bff0bcad0d925d45da39912d185bc6f8 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "eb6fe69555bd19bba53b856a36a9df85bff0bcad0d925d45da39912d185bc6f8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Checking snowflake v1.3.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking filetime v0.2.7 [INFO] [stderr] Checking miniz_oxide v0.3.5 [INFO] [stderr] Checking tar v0.4.26 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking flate2 v1.0.12 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Compiling zookeeper_derive v0.4.0 [INFO] [stderr] Checking zookeeper v0.5.7 [INFO] [stderr] Checking zk-loader v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ZkError` [INFO] [stdout] --> src/zk_interaction.rs:13:51 [INFO] [stdout] | [INFO] [stdout] 13 | use self::zookeeper::{Acl, CreateMode, ZooKeeper, ZkError}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ZkError` [INFO] [stdout] --> src/zk_interaction.rs:13:51 [INFO] [stdout] | [INFO] [stdout] 13 | use self::zookeeper::{Acl, CreateMode, ZooKeeper, ZkError}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/zk_interaction.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | zk_client.create(new_znode.as_str(), vec![], Acl::open_unsafe().clone(), CreateMode::Persistent); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/zk_interaction.rs:193:9 [INFO] [stdout] | [INFO] [stdout] 193 | zk.create(root_znode.0, root_znode.1.clone(), Acl::open_unsafe().clone(), CreateMode::Persistent); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/zk_interaction.rs:194:9 [INFO] [stdout] | [INFO] [stdout] 194 | zk.create(child_znode.0, child_znode.1.clone(), Acl::open_unsafe().clone(), CreateMode::Persistent); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/zk_interaction.rs:195:9 [INFO] [stdout] | [INFO] [stdout] 195 | zk.create(excluded_znode.0, excluded_znode.1.clone(), Acl::open_unsafe().clone(), CreateMode::Persistent); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/zk_interaction.rs:196:9 [INFO] [stdout] | [INFO] [stdout] 196 | zk.create(ephemeral_znode.0, ephemeral_znode.1.clone(), Acl::open_unsafe().clone(), CreateMode::Ephemeral); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/zk_interaction.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | zk.delete(child_znode.0, None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/zk_interaction.rs:200:9 [INFO] [stdout] | [INFO] [stdout] 200 | zk.delete(excluded_znode.0, None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/zk_interaction.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 201 | zk.delete(root_znode.0, None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/zk_interaction.rs:216:9 [INFO] [stdout] | [INFO] [stdout] 216 | zk.create(root_znode.0, root_znode.1.clone(), Acl::open_unsafe().clone(), CreateMode::Persistent); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/zk_interaction.rs:217:9 [INFO] [stdout] | [INFO] [stdout] 217 | zk.create(child_znode.0, child_znode.1.clone(), Acl::open_unsafe().clone(), CreateMode::Persistent); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/zk_interaction.rs:218:9 [INFO] [stdout] | [INFO] [stdout] 218 | zk.create(excluded_znode.0, excluded_znode.1.clone(), Acl::open_unsafe().clone(), CreateMode::Persistent); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/zk_interaction.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | zk_client.create(new_znode.as_str(), vec![], Acl::open_unsafe().clone(), CreateMode::Persistent); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.15s [INFO] running `Command { std: "docker" "inspect" "eb6fe69555bd19bba53b856a36a9df85bff0bcad0d925d45da39912d185bc6f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb6fe69555bd19bba53b856a36a9df85bff0bcad0d925d45da39912d185bc6f8", kill_on_drop: false }` [INFO] [stdout] eb6fe69555bd19bba53b856a36a9df85bff0bcad0d925d45da39912d185bc6f8