[INFO] cloning repository https://github.com/jeremybobbin/jer-ft [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeremybobbin/jer-ft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremybobbin%2Fjer-ft"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremybobbin%2Fjer-ft'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d6aa978c97e8432067217861c62929a5950bce82 [INFO] testing jeremybobbin/jer-ft against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremybobbin%2Fjer-ft" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jeremybobbin/jer-ft on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jeremybobbin/jer-ft [INFO] finished tweaking git repo https://github.com/jeremybobbin/jer-ft [INFO] tweaked toml for git repo https://github.com/jeremybobbin/jer-ft written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/jeremybobbin/jer-ft already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.44.0" "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] d5dc3598886f8f87a9eb96301a7c14387d3171ed218939d637863f77c463d6d5 [INFO] running `"docker" "start" "-a" "d5dc3598886f8f87a9eb96301a7c14387d3171ed218939d637863f77c463d6d5"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling jerft v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `BufReader`, `JoinHandle`, `TcpListener`, `mpsc`, `self` [INFO] [stderr] --> src/bin/recv.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 7 | TcpListener, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 14 | BufReader [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 17 | mpsc, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 23 | JoinHandle [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `JoinHandle`, `TcpStream`, `self` [INFO] [stderr] --> src/bin/listen.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 8 | TcpStream [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 23 | JoinHandle [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/recv.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | let mut file1 = Arc::new(Mutex::new(file)); [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/bin/recv.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | let mut file2 = Arc::clone(&file1); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t1` [INFO] [stderr] --> src/bin/listen.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | let t1 = thread::spawn(move || { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_t1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t2` [INFO] [stderr] --> src/bin/listen.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | let t2 = thread::spawn(move || { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_t2` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/recv.rs:50:13 [INFO] [stderr] | [INFO] [stderr] 50 | file.write(&mut buf); [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/bin/recv.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | file.write(&mut buf); [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/bin/recv.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | t1.join(); [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/bin/recv.rs:66:5 [INFO] [stderr] | [INFO] [stderr] 66 | t2.join(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.45s [INFO] running `"docker" "inspect" "d5dc3598886f8f87a9eb96301a7c14387d3171ed218939d637863f77c463d6d5"` [INFO] running `"docker" "rm" "-f" "d5dc3598886f8f87a9eb96301a7c14387d3171ed218939d637863f77c463d6d5"` [INFO] [stdout] d5dc3598886f8f87a9eb96301a7c14387d3171ed218939d637863f77c463d6d5 [INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.44.0" "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] bf031ede9723dfa5f57b1b86761ee037d60661b32f38da465f4d98c932981124 [INFO] running `"docker" "start" "-a" "bf031ede9723dfa5f57b1b86761ee037d60661b32f38da465f4d98c932981124"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling jerft v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `BufReader`, `JoinHandle`, `TcpListener`, `mpsc`, `self` [INFO] [stderr] --> src/bin/recv.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 7 | TcpListener, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 14 | BufReader [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 17 | mpsc, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 23 | JoinHandle [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `JoinHandle`, `TcpStream`, `self` [INFO] [stderr] --> src/bin/listen.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 8 | TcpStream [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 23 | JoinHandle [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/recv.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | let mut file1 = Arc::new(Mutex::new(file)); [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/bin/recv.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | let mut file2 = Arc::clone(&file1); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/recv.rs:50:13 [INFO] [stderr] | [INFO] [stderr] 50 | file.write(&mut buf); [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/bin/recv.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | file.write(&mut buf); [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/bin/recv.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | t1.join(); [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/bin/recv.rs:66:5 [INFO] [stderr] | [INFO] [stderr] 66 | t2.join(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t1` [INFO] [stderr] --> src/bin/listen.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | let t1 = thread::spawn(move || { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_t1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t2` [INFO] [stderr] --> src/bin/listen.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | let t2 = thread::spawn(move || { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_t2` [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `"docker" "inspect" "bf031ede9723dfa5f57b1b86761ee037d60661b32f38da465f4d98c932981124"` [INFO] running `"docker" "rm" "-f" "bf031ede9723dfa5f57b1b86761ee037d60661b32f38da465f4d98c932981124"` [INFO] [stdout] bf031ede9723dfa5f57b1b86761ee037d60661b32f38da465f4d98c932981124 [INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cdd99d57e749683006599b2a7a9ea4b40ec5592652d7be00155df7fe2c0c77e9 [INFO] running `"docker" "start" "-a" "cdd99d57e749683006599b2a7a9ea4b40ec5592652d7be00155df7fe2c0c77e9"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused imports: `JoinHandle`, `TcpStream`, `self` [INFO] [stderr] --> src/bin/listen.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 8 | TcpStream [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 23 | JoinHandle [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t1` [INFO] [stderr] --> src/bin/listen.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | let t1 = thread::spawn(move || { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_t1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t2` [INFO] [stderr] --> src/bin/listen.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | let t2 = thread::spawn(move || { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_t2` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufReader`, `JoinHandle`, `TcpListener`, `mpsc`, `self` [INFO] [stderr] --> src/bin/recv.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 7 | TcpListener, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 14 | BufReader [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 17 | mpsc, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 23 | JoinHandle [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/recv.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | let mut file1 = Arc::new(Mutex::new(file)); [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/bin/recv.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | let mut file2 = Arc::clone(&file1); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/recv.rs:50:13 [INFO] [stderr] | [INFO] [stderr] 50 | file.write(&mut buf); [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/bin/recv.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | file.write(&mut buf); [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/bin/recv.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | t1.join(); [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/bin/recv.rs:66:5 [INFO] [stderr] | [INFO] [stderr] 66 | t2.join(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/listen-e84a1fc387b73097 [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] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/recv-45300d58e7982f66 [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" "cdd99d57e749683006599b2a7a9ea4b40ec5592652d7be00155df7fe2c0c77e9"` [INFO] running `"docker" "rm" "-f" "cdd99d57e749683006599b2a7a9ea4b40ec5592652d7be00155df7fe2c0c77e9"` [INFO] [stdout] cdd99d57e749683006599b2a7a9ea4b40ec5592652d7be00155df7fe2c0c77e9