[INFO] cloning repository https://github.com/latte488/fast [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/latte488/fast" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flatte488%2Ffast", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flatte488%2Ffast'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b608199a0ffb5cab6c8328a55469f466e3db48e5 [INFO] testing latte488/fast against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flatte488%2Ffast" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/latte488/fast on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/latte488/fast [INFO] finished tweaking git repo https://github.com/latte488/fast [INFO] tweaked toml for git repo https://github.com/latte488/fast written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/latte488/fast already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c3d3fc501bd7d8e3d5924e891b1643746c47885858822b00f423cf2301fab4c2 [INFO] running `Command { std: "docker" "start" "-a" "c3d3fc501bd7d8e3d5924e891b1643746c47885858822b00f423cf2301fab4c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3d3fc501bd7d8e3d5924e891b1643746c47885858822b00f423cf2301fab4c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3d3fc501bd7d8e3d5924e891b1643746c47885858822b00f423cf2301fab4c2", kill_on_drop: false }` [INFO] [stdout] c3d3fc501bd7d8e3d5924e891b1643746c47885858822b00f423cf2301fab4c2 [INFO] running `Command { std: "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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 58e8d40e1807e5b560506cdcfa5daf964223ee33d4c07e859a6c63ddd792d393 [INFO] running `Command { std: "docker" "start" "-a" "58e8d40e1807e5b560506cdcfa5daf964223ee33d4c07e859a6c63ddd792d393", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling socket v0.0.7 [INFO] [stderr] Compiling fast v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/socket.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 67 | let s = std::ffi::CString::new("") [INFO] [stdout] | _________________- [INFO] [stdout] 68 | | .expect("CString::new faild") [INFO] [stdout] | |_________________________________________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] 69 | .as_ptr(); [INFO] [stdout] | ^^^^^^ this pointer will be invalid [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `udp` [INFO] [stdout] --> src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let udp = fast::socket::Udp::new(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_udp` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.11s [INFO] running `Command { std: "docker" "inspect" "58e8d40e1807e5b560506cdcfa5daf964223ee33d4c07e859a6c63ddd792d393", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58e8d40e1807e5b560506cdcfa5daf964223ee33d4c07e859a6c63ddd792d393", kill_on_drop: false }` [INFO] [stdout] 58e8d40e1807e5b560506cdcfa5daf964223ee33d4c07e859a6c63ddd792d393 [INFO] running `Command { std: "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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2a051d14b789cd6be4f08bcb22af354264613be78a8af5f4a84ab1e585129ef2 [INFO] running `Command { std: "docker" "start" "-a" "2a051d14b789cd6be4f08bcb22af354264613be78a8af5f4a84ab1e585129ef2", kill_on_drop: false }` [INFO] [stderr] Compiling fast v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/socket.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 67 | let s = std::ffi::CString::new("") [INFO] [stdout] | _________________- [INFO] [stdout] 68 | | .expect("CString::new faild") [INFO] [stdout] | |_________________________________________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] 69 | .as_ptr(); [INFO] [stdout] | ^^^^^^ this pointer will be invalid [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `udp` [INFO] [stdout] --> src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let udp = fast::socket::Udp::new(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_udp` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/socket.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 67 | let s = std::ffi::CString::new("") [INFO] [stdout] | _________________- [INFO] [stdout] 68 | | .expect("CString::new faild") [INFO] [stdout] | |_________________________________________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] 69 | .as_ptr(); [INFO] [stdout] | ^^^^^^ this pointer will be invalid [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.17s [INFO] running `Command { std: "docker" "inspect" "2a051d14b789cd6be4f08bcb22af354264613be78a8af5f4a84ab1e585129ef2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a051d14b789cd6be4f08bcb22af354264613be78a8af5f4a84ab1e585129ef2", kill_on_drop: false }` [INFO] [stdout] 2a051d14b789cd6be4f08bcb22af354264613be78a8af5f4a84ab1e585129ef2 [INFO] running `Command { std: "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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7c5213d0b0702677bcb3335a2fad4dff8fef7f8e15b206c2de23e2a3e1517bd2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7c5213d0b0702677bcb3335a2fad4dff8fef7f8e15b206c2de23e2a3e1517bd2", kill_on_drop: false }` [INFO] [stderr] warning: getting the inner pointer of a temporary `CString` [INFO] [stderr] --> src/socket.rs:69:14 [INFO] [stderr] | [INFO] [stderr] 67 | let s = std::ffi::CString::new("") [INFO] [stderr] | _________________- [INFO] [stderr] 68 | | .expect("CString::new faild") [INFO] [stderr] | |_________________________________________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stderr] 69 | .as_ptr(); [INFO] [stderr] | ^^^^^^ this pointer will be invalid [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stderr] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stderr] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: getting the inner pointer of a temporary `CString` [INFO] [stderr] --> src/socket.rs:69:14 [INFO] [stderr] | [INFO] [stderr] 67 | let s = std::ffi::CString::new("") [INFO] [stderr] | _________________- [INFO] [stderr] 68 | | .expect("CString::new faild") [INFO] [stderr] | |_________________________________________- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stderr] 69 | .as_ptr(); [INFO] [stderr] | ^^^^^^ this pointer will be invalid [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stderr] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stderr] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `udp` [INFO] [stderr] --> src/main.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | let udp = fast::socket::Udp::new(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_udp` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fast-8249561001b53cf4) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fast-393e324476f638f1) [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests fast [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; finished in 0.00s [INFO] [stdout] [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7c5213d0b0702677bcb3335a2fad4dff8fef7f8e15b206c2de23e2a3e1517bd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c5213d0b0702677bcb3335a2fad4dff8fef7f8e15b206c2de23e2a3e1517bd2", kill_on_drop: false }` [INFO] [stdout] 7c5213d0b0702677bcb3335a2fad4dff8fef7f8e15b206c2de23e2a3e1517bd2