[INFO] crate net-utils 0.0.5 is already in cache [INFO] extracting crate net-utils 0.0.5 into work/ex/beta-1.38-1/sources/1.37.0/reg/net-utils/0.0.5 [INFO] extracting crate net-utils 0.0.5 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/net-utils/0.0.5 [INFO] validating manifest of net-utils-0.0.5 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of net-utils-0.0.5 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing net-utils-0.0.5 [INFO] finished frobbing net-utils-0.0.5 [INFO] frobbed toml for net-utils-0.0.5 written to work/ex/beta-1.38-1/sources/1.37.0/reg/net-utils/0.0.5/Cargo.toml [INFO] started frobbing net-utils-0.0.5 [INFO] finished frobbing net-utils-0.0.5 [INFO] frobbed toml for net-utils-0.0.5 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/net-utils/0.0.5/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] building net-utils-0.0.5 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/net-utils/0.0.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 73b6efbc78d75ee998025f5d9a3a759b52b60e05e1f8d13f77271ef9bba8a106 [INFO] running `"docker" "start" "-a" "73b6efbc78d75ee998025f5d9a3a759b52b60e05e1f8d13f77271ef9bba8a106"` [INFO] [stderr] Compiling net-utils v0.0.5 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/net/config.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/net/conn.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/net/conn.rs:137:9 [INFO] [stderr] | [INFO] [stderr] 137 | let err_str = format!("Failed to parse {}:{}. ", host, port); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `server` [INFO] [stderr] --> src/net/conn.rs:120:13 [INFO] [stderr] | [INFO] [stderr] 120 | let server = match (host, port).to_socket_addrs() { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_server` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/net/conn.rs:123:26 [INFO] [stderr] | [INFO] [stderr] 123 | Some(mut host_addr) => return Ok(host_addr), [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/net/conn.rs:149:13 [INFO] [stderr] | [INFO] [stderr] 149 | let mut stream_socket; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `from_file` [INFO] [stderr] --> src/net/config.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | fn from_file(file: &str) -> Config { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: missing documentation for a method [INFO] [stderr] --> src/net/conn.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn get_peer_address(&self) -> &String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/lib.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | #![warn(missing_docs)] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: missing documentation for a method [INFO] [stderr] --> src/net/conn.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | pub fn get_local_address(&self) -> &String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.72s [INFO] running `"docker" "inspect" "73b6efbc78d75ee998025f5d9a3a759b52b60e05e1f8d13f77271ef9bba8a106"` [INFO] running `"docker" "rm" "-f" "73b6efbc78d75ee998025f5d9a3a759b52b60e05e1f8d13f77271ef9bba8a106"` [INFO] [stdout] 73b6efbc78d75ee998025f5d9a3a759b52b60e05e1f8d13f77271ef9bba8a106 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/net-utils/0.0.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 5b21482e5c7b9a626fda376074ccb714daf429788f25dd69d0b3e284de4e145e [INFO] running `"docker" "start" "-a" "5b21482e5c7b9a626fda376074ccb714daf429788f25dd69d0b3e284de4e145e"` [INFO] [stderr] Compiling net-utils v0.0.5 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/net/config.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/net/config.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/net/conn.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/net/poolmgr.rs:296:46 [INFO] [stderr] | [INFO] [stderr] 296 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/net/poolmgr.rs:297:43 [INFO] [stderr] | [INFO] [stderr] 297 | static NEXT_OFFSET: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)` [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/net/conn.rs:137:9 [INFO] [stderr] | [INFO] [stderr] 137 | let err_str = format!("Failed to parse {}:{}. ", host, port); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `server` [INFO] [stderr] --> src/net/conn.rs:120:13 [INFO] [stderr] | [INFO] [stderr] 120 | let server = match (host, port).to_socket_addrs() { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_server` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/net/conn.rs:123:26 [INFO] [stderr] | [INFO] [stderr] 123 | Some(mut host_addr) => return Ok(host_addr), [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/net/conn.rs:149:13 [INFO] [stderr] | [INFO] [stderr] 149 | let mut stream_socket; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `from_file` [INFO] [stderr] --> src/net/config.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | fn from_file(file: &str) -> Config { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.41s [INFO] running `"docker" "inspect" "5b21482e5c7b9a626fda376074ccb714daf429788f25dd69d0b3e284de4e145e"` [INFO] running `"docker" "rm" "-f" "5b21482e5c7b9a626fda376074ccb714daf429788f25dd69d0b3e284de4e145e"` [INFO] [stdout] 5b21482e5c7b9a626fda376074ccb714daf429788f25dd69d0b3e284de4e145e