[INFO] updating cached repository https://github.com/Damezuma/rs-simple-udp-echo [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a674b25c3c4b08f6b757aaff83f4e5d0c766884b [INFO] testing Damezuma/rs-simple-udp-echo against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDamezuma%2Frs-simple-udp-echo" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Damezuma/rs-simple-udp-echo on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Damezuma/rs-simple-udp-echo [INFO] finished tweaking git repo https://github.com/Damezuma/rs-simple-udp-echo [INFO] tweaked toml for git repo https://github.com/Damezuma/rs-simple-udp-echo written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/Damezuma/rs-simple-udp-echo already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5cc88ee51dd7a58c8bcd5f8fd2a84c7f41300274e475888188477214355be4a6 [INFO] running `"docker" "start" "-a" "5cc88ee51dd7a58c8bcd5f8fd2a84c7f41300274e475888188477214355be4a6"` [INFO] [stderr] Compiling arguments v0.1.0 (/opt/rustwide/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: if this is intentional, prefix it 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] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.35s [INFO] running `"docker" "inspect" "5cc88ee51dd7a58c8bcd5f8fd2a84c7f41300274e475888188477214355be4a6"` [INFO] running `"docker" "rm" "-f" "5cc88ee51dd7a58c8bcd5f8fd2a84c7f41300274e475888188477214355be4a6"` [INFO] [stdout] 5cc88ee51dd7a58c8bcd5f8fd2a84c7f41300274e475888188477214355be4a6 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6ea54c7e2cb68c8355b28bf0b744aa085487786a97501a1c44ef1cf463efd23d [INFO] running `"docker" "start" "-a" "6ea54c7e2cb68c8355b28bf0b744aa085487786a97501a1c44ef1cf463efd23d"` [INFO] [stderr] Compiling arguments v0.1.0 (/opt/rustwide/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: if this is intentional, prefix it 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] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `"docker" "inspect" "6ea54c7e2cb68c8355b28bf0b744aa085487786a97501a1c44ef1cf463efd23d"` [INFO] running `"docker" "rm" "-f" "6ea54c7e2cb68c8355b28bf0b744aa085487786a97501a1c44ef1cf463efd23d"` [INFO] [stdout] 6ea54c7e2cb68c8355b28bf0b744aa085487786a97501a1c44ef1cf463efd23d [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stdout] fd40423e31fcee4e0ca1cf0247b0364179d2e70f9b6e641ef075b37a6357d0cc [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "fd40423e31fcee4e0ca1cf0247b0364179d2e70f9b6e641ef075b37a6357d0cc"` [INFO] [stderr] Blocking waiting for file lock on package cache [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: if this is intentional, prefix it 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] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/arguments-5006d95476955a8c [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" "fd40423e31fcee4e0ca1cf0247b0364179d2e70f9b6e641ef075b37a6357d0cc"` [INFO] running `"docker" "rm" "-f" "fd40423e31fcee4e0ca1cf0247b0364179d2e70f9b6e641ef075b37a6357d0cc"` [INFO] [stdout] fd40423e31fcee4e0ca1cf0247b0364179d2e70f9b6e641ef075b37a6357d0cc