[INFO] fetching crate netstack 0.3.0... [INFO] checking netstack-0.3.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] extracting crate netstack 0.3.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate netstack 0.3.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate netstack 0.3.0 [INFO] finished tweaking crates.io crate netstack 0.3.0 [INFO] tweaked toml for crates.io crate netstack 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f41ddce0dd1b2d1702d03c7ee315259e5eea5d6a16dfe4416e30afb376bd02f7 [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" "f41ddce0dd1b2d1702d03c7ee315259e5eea5d6a16dfe4416e30afb376bd02f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f41ddce0dd1b2d1702d03c7ee315259e5eea5d6a16dfe4416e30afb376bd02f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f41ddce0dd1b2d1702d03c7ee315259e5eea5d6a16dfe4416e30afb376bd02f7", kill_on_drop: false }` [INFO] [stdout] f41ddce0dd1b2d1702d03c7ee315259e5eea5d6a16dfe4416e30afb376bd02f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a8a6e099e0e7e3d9faed7eb936aeb07995d3ee7ede8b347fb38024baf6bd76d2 [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" "a8a6e099e0e7e3d9faed7eb936aeb07995d3ee7ede8b347fb38024baf6bd76d2", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking subtle v1.0.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking radium v0.3.0 [INFO] [stderr] Checking bitvec v0.17.4 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking object v0.25.3 [INFO] [stderr] Compiling backtrace v0.3.60 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking hmac v0.7.1 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking netstack v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SerializationError` [INFO] [stdout] --> src/serialization/writer.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use super::{Serializer, SerializationError}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SerializationError` [INFO] [stdout] --> src/serialization/writer.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use super::{Serializer, SerializationError}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:18:36 [INFO] [stdout] | [INFO] [stdout] 18 | fn serialize_string(&mut self, value: &str) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:19:32 [INFO] [stdout] | [INFO] [stdout] 19 | fn serialize_u8(&mut self, value: &u8) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:20:32 [INFO] [stdout] | [INFO] [stdout] 20 | fn serialize_i8(&mut self, value: &i8) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:21:33 [INFO] [stdout] | [INFO] [stdout] 21 | fn serialize_u16(&mut self, value: &u16) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:22:33 [INFO] [stdout] | [INFO] [stdout] 22 | fn serialize_i16(&mut self, value: &i16) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:23:33 [INFO] [stdout] | [INFO] [stdout] 23 | fn serialize_u32(&mut self, value: &u32) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:24:33 [INFO] [stdout] | [INFO] [stdout] 24 | fn serialize_i32(&mut self, value: &i32) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:25:33 [INFO] [stdout] | [INFO] [stdout] 25 | fn serialize_u64(&mut self, value: &u64) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:26:33 [INFO] [stdout] | [INFO] [stdout] 26 | fn serialize_i64(&mut self, value: &i64) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:27:33 [INFO] [stdout] | [INFO] [stdout] 27 | fn serialize_f32(&mut self, value: &f32) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:28:33 [INFO] [stdout] | [INFO] [stdout] 28 | fn serialize_f64(&mut self, value: &f64) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:18:36 [INFO] [stdout] | [INFO] [stdout] 18 | fn serialize_string(&mut self, value: &str) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:19:32 [INFO] [stdout] | [INFO] [stdout] 19 | fn serialize_u8(&mut self, value: &u8) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:20:32 [INFO] [stdout] | [INFO] [stdout] 20 | fn serialize_i8(&mut self, value: &i8) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:21:33 [INFO] [stdout] | [INFO] [stdout] 21 | fn serialize_u16(&mut self, value: &u16) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:22:33 [INFO] [stdout] | [INFO] [stdout] 22 | fn serialize_i16(&mut self, value: &i16) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:23:33 [INFO] [stdout] | [INFO] [stdout] 23 | fn serialize_u32(&mut self, value: &u32) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:24:33 [INFO] [stdout] | [INFO] [stdout] 24 | fn serialize_i32(&mut self, value: &i32) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:25:33 [INFO] [stdout] | [INFO] [stdout] 25 | fn serialize_u64(&mut self, value: &u64) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:26:33 [INFO] [stdout] | [INFO] [stdout] 26 | fn serialize_i64(&mut self, value: &i64) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:27:33 [INFO] [stdout] | [INFO] [stdout] 27 | fn serialize_f32(&mut self, value: &f32) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/serialization/writer.rs:28:33 [INFO] [stdout] | [INFO] [stdout] 28 | fn serialize_f64(&mut self, value: &f64) { unimplemented!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_var_int` [INFO] [stdout] --> src/serialization/reader.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | fn read_var_int(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `buffer` [INFO] [stdout] --> src/serialization/writer.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | buffer: &'a mut [u8], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `position` [INFO] [stdout] --> src/serialization/writer.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | position: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `encode` [INFO] [stdout] --> src/serialization/zig_zag.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn encode(value: i64) -> u64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `decode` [INFO] [stdout] --> src/serialization/zig_zag.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn decode(value: u64) -> i64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_var_int` [INFO] [stdout] --> src/serialization/reader.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | fn read_var_int(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `buffer` [INFO] [stdout] --> src/serialization/writer.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | buffer: &'a mut [u8], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `position` [INFO] [stdout] --> src/serialization/writer.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | position: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.14s [INFO] running `Command { std: "docker" "inspect" "a8a6e099e0e7e3d9faed7eb936aeb07995d3ee7ede8b347fb38024baf6bd76d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8a6e099e0e7e3d9faed7eb936aeb07995d3ee7ede8b347fb38024baf6bd76d2", kill_on_drop: false }` [INFO] [stdout] a8a6e099e0e7e3d9faed7eb936aeb07995d3ee7ede8b347fb38024baf6bd76d2