[INFO] fetching crate netstack 0.3.0... [INFO] checking netstack-0.3.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] extracting crate netstack 0.3.0 into /workspace/builds/worker-94/source [INFO] validating manifest of crates.io crate netstack 0.3.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-94/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded radium v0.3.0 [INFO] [stderr] Downloaded bitvec v0.17.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 26d2e9affa0a60b685e4d4e2c68b31debe8240005afa95635d9dc04402d40efe [INFO] running `Command { std: "docker" "start" "-a" "26d2e9affa0a60b685e4d4e2c68b31debe8240005afa95635d9dc04402d40efe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "26d2e9affa0a60b685e4d4e2c68b31debe8240005afa95635d9dc04402d40efe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26d2e9affa0a60b685e4d4e2c68b31debe8240005afa95635d9dc04402d40efe", kill_on_drop: false }` [INFO] [stdout] 26d2e9affa0a60b685e4d4e2c68b31debe8240005afa95635d9dc04402d40efe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87087a0b558ee2c0b426344660b168c3aa9ede67ca0a1bae6417175f8e4ff675 [INFO] running `Command { std: "docker" "start" "-a" "87087a0b558ee2c0b426344660b168c3aa9ede67ca0a1bae6417175f8e4ff675", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking gimli v0.25.0 [INFO] [stderr] Checking rustc-demangle v0.1.20 [INFO] [stderr] Checking subtle v1.0.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking radium v0.3.0 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking bitvec v0.17.4 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking hmac v0.7.1 [INFO] [stderr] Checking object v0.26.1 [INFO] [stderr] Checking addr2line v0.16.0 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking netstack v0.3.0 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/serialization/writer.rs (12 fixes) [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: 5 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.89s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Checking netstack v0.3.0 (/tmp/fixit) [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: 5 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "87087a0b558ee2c0b426344660b168c3aa9ede67ca0a1bae6417175f8e4ff675", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87087a0b558ee2c0b426344660b168c3aa9ede67ca0a1bae6417175f8e4ff675", kill_on_drop: false }` [INFO] [stdout] 87087a0b558ee2c0b426344660b168c3aa9ede67ca0a1bae6417175f8e4ff675