[INFO] updating cached repository Damezuma/rs-simple-udp-echo [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Damezuma/rs-simple-udp-echo [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Damezuma/rs-simple-udp-echo" "work/ex/beta-1.38-1/sources/1.37.0/gh/Damezuma/rs-simple-udp-echo"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Damezuma/rs-simple-udp-echo'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Damezuma/rs-simple-udp-echo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Damezuma/rs-simple-udp-echo"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Damezuma/rs-simple-udp-echo'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a674b25c3c4b08f6b757aaff83f4e5d0c766884b [INFO] sha for GitHub repo Damezuma/rs-simple-udp-echo: a674b25c3c4b08f6b757aaff83f4e5d0c766884b [INFO] validating manifest of Damezuma/rs-simple-udp-echo 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 Damezuma/rs-simple-udp-echo 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 Damezuma/rs-simple-udp-echo [INFO] finished frobbing Damezuma/rs-simple-udp-echo [INFO] frobbed toml for Damezuma/rs-simple-udp-echo written to work/ex/beta-1.38-1/sources/1.37.0/gh/Damezuma/rs-simple-udp-echo/Cargo.toml [INFO] started frobbing Damezuma/rs-simple-udp-echo [INFO] finished frobbing Damezuma/rs-simple-udp-echo [INFO] frobbed toml for Damezuma/rs-simple-udp-echo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Damezuma/rs-simple-udp-echo/Cargo.toml [INFO] crate Damezuma/rs-simple-udp-echo already has a lockfile, it will not be regenerated [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] testing Damezuma/rs-simple-udp-echo 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Damezuma/rs-simple-udp-echo:/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] 34ad3db670a9a8fa471592abca89104daad5e420f0ade340256fd20efa4667d0 [INFO] running `"docker" "start" "-a" "34ad3db670a9a8fa471592abca89104daad5e420f0ade340256fd20efa4667d0"` [INFO] [stderr] Compiling arguments v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::net::Ipv4Addr` [INFO] [stderr] --> src/client/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::net::Ipv4Addr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::Ipv4Addr` [INFO] [stderr] --> src/server/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::net::Ipv4Addr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:46:31 [INFO] [stderr] | [INFO] [stderr] 46 | let mut execution:Option<&Fn(Option<_>, Option<_>) > = None; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Option<_>, Option<_>)` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/client/mod.rs:25:24 [INFO] [stderr] | [INFO] [stderr] 25 | Ok((s, a))=>{ [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_a` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | server.recv(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | std::io::stdin().read_line(&mut s); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | client.send(&s, &SocketAddrV4::new(ip, port_number)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/client/mod.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | self.socket.set_read_timeout(Some(std::time::Duration::from_millis(10))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server/mod.rs:20:17 [INFO] [stderr] | [INFO] [stderr] 20 | self.socket.send_to(&buffer[0..size], ipv); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `"docker" "inspect" "34ad3db670a9a8fa471592abca89104daad5e420f0ade340256fd20efa4667d0"` [INFO] running `"docker" "rm" "-f" "34ad3db670a9a8fa471592abca89104daad5e420f0ade340256fd20efa4667d0"` [INFO] [stdout] 34ad3db670a9a8fa471592abca89104daad5e420f0ade340256fd20efa4667d0 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Damezuma/rs-simple-udp-echo:/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] 52ecd65c53511cea2f275099e4c62f6aaa26f0552e1a921bd8f6bf9e8627286c [INFO] running `"docker" "start" "-a" "52ecd65c53511cea2f275099e4c62f6aaa26f0552e1a921bd8f6bf9e8627286c"` [INFO] [stderr] Compiling arguments v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::net::Ipv4Addr` [INFO] [stderr] --> src/client/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::net::Ipv4Addr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::Ipv4Addr` [INFO] [stderr] --> src/server/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::net::Ipv4Addr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:46:31 [INFO] [stderr] | [INFO] [stderr] 46 | let mut execution:Option<&Fn(Option<_>, Option<_>) > = None; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Option<_>, Option<_>)` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/client/mod.rs:25:24 [INFO] [stderr] | [INFO] [stderr] 25 | Ok((s, a))=>{ [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_a` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | server.recv(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | std::io::stdin().read_line(&mut s); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | client.send(&s, &SocketAddrV4::new(ip, port_number)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/client/mod.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | self.socket.set_read_timeout(Some(std::time::Duration::from_millis(10))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server/mod.rs:20:17 [INFO] [stderr] | [INFO] [stderr] 20 | self.socket.send_to(&buffer[0..size], ipv); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `"docker" "inspect" "52ecd65c53511cea2f275099e4c62f6aaa26f0552e1a921bd8f6bf9e8627286c"` [INFO] running `"docker" "rm" "-f" "52ecd65c53511cea2f275099e4c62f6aaa26f0552e1a921bd8f6bf9e8627286c"` [INFO] [stdout] 52ecd65c53511cea2f275099e4c62f6aaa26f0552e1a921bd8f6bf9e8627286c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Damezuma/rs-simple-udp-echo:/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"` [INFO] [stdout] d42e1eba64e6a7a46510e4bee0e0a56f70680386794bc1473e475ed7f73a6a9c [INFO] running `"docker" "start" "-a" "d42e1eba64e6a7a46510e4bee0e0a56f70680386794bc1473e475ed7f73a6a9c"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/arguments-324bbae344d18d09 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "d42e1eba64e6a7a46510e4bee0e0a56f70680386794bc1473e475ed7f73a6a9c"` [INFO] running `"docker" "rm" "-f" "d42e1eba64e6a7a46510e4bee0e0a56f70680386794bc1473e475ed7f73a6a9c"` [INFO] [stdout] d42e1eba64e6a7a46510e4bee0e0a56f70680386794bc1473e475ed7f73a6a9c