[INFO] updating cached repository https://github.com/mhazoglou/complex [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] [stderr] From https://github.com/mhazoglou/complex [INFO] [stderr] f6219db..046668d master -> master [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 046668d53ccca24109b36045f68789128333877f [INFO] checking mhazoglou/complex against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhazoglou%2Fcomplex" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mhazoglou/complex on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mhazoglou/complex [INFO] finished tweaking git repo https://github.com/mhazoglou/complex [INFO] tweaked toml for git repo https://github.com/mhazoglou/complex written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/mhazoglou/complex already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 52dba36909c9b66ad723d363b4a63421f9b537ac5a939cae7cdb960735e9ee00 [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" "52dba36909c9b66ad723d363b4a63421f9b537ac5a939cae7cdb960735e9ee00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52dba36909c9b66ad723d363b4a63421f9b537ac5a939cae7cdb960735e9ee00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52dba36909c9b66ad723d363b4a63421f9b537ac5a939cae7cdb960735e9ee00", kill_on_drop: false }` [INFO] [stdout] 52dba36909c9b66ad723d363b4a63421f9b537ac5a939cae7cdb960735e9ee00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--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] 2e221660d7be4bb57669021cb521d4ab5d411c388d42084a406c60f68766512b [INFO] running `Command { std: "docker" "start" "-a" "2e221660d7be4bb57669021cb521d4ab5d411c388d42084a406c60f68766512b", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking complex v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | fn exp(&self) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 69 | self.exp() [INFO] [stdout] | ---------- recursive call site [INFO] [stdout] ... [INFO] [stdout] 190 | impl_functions_for_float!(f32, f64); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unconditional_recursion)]` on by default [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | fn exp(&self) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 69 | self.exp() [INFO] [stdout] | ---------- recursive call site [INFO] [stdout] ... [INFO] [stdout] 190 | impl_functions_for_float!(f32, f64); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:72:17 [INFO] [stdout] | [INFO] [stdout] 72 | fn ln(&self) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 73 | self.ln() [INFO] [stdout] | --------- recursive call site [INFO] [stdout] ... [INFO] [stdout] 190 | impl_functions_for_float!(f32, f64); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:76:17 [INFO] [stdout] | [INFO] [stdout] 76 | fn powf(&self, num: Self) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 77 | self.powf(num) [INFO] [stdout] | -------------- recursive call site [INFO] [stdout] ... [INFO] [stdout] 190 | impl_functions_for_float!(f32, f64); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 96 | fn powi(&self, num: i32) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 97 | self.powi(num) [INFO] [stdout] | -------------- recursive call site [INFO] [stdout] ... [INFO] [stdout] 190 | impl_functions_for_float!(f32, f64); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `type_of` [INFO] [stdout] --> src/fmt.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn type_of(_: &T) -> &'static str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | fn exp(&self) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 69 | self.exp() [INFO] [stdout] | ---------- recursive call site [INFO] [stdout] ... [INFO] [stdout] 190 | impl_functions_for_float!(f32, f64); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unconditional_recursion)]` on by default [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | fn exp(&self) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 69 | self.exp() [INFO] [stdout] | ---------- recursive call site [INFO] [stdout] ... [INFO] [stdout] 190 | impl_functions_for_float!(f32, f64); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:72:17 [INFO] [stdout] | [INFO] [stdout] 72 | fn ln(&self) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 73 | self.ln() [INFO] [stdout] | --------- recursive call site [INFO] [stdout] ... [INFO] [stdout] 190 | impl_functions_for_float!(f32, f64); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:76:17 [INFO] [stdout] | [INFO] [stdout] 76 | fn powf(&self, num: Self) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 77 | self.powf(num) [INFO] [stdout] | -------------- recursive call site [INFO] [stdout] ... [INFO] [stdout] 190 | impl_functions_for_float!(f32, f64); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 96 | fn powi(&self, num: i32) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 97 | self.powi(num) [INFO] [stdout] | -------------- recursive call site [INFO] [stdout] ... [INFO] [stdout] 190 | impl_functions_for_float!(f32, f64); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> tests/print_parse_tests.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | Err(err) => panic!("Didn't parse complex number correctly"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> tests/print_parse_tests.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let z = match "4b+1i".parse::>() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> tests/print_parse_tests.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | Err(err) => panic!("Didn't parse complex number correctly"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> tests/print_parse_tests.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | Err(err) => panic!("Didn't parse complex number correctly"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> tests/print_parse_tests.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let z = match "4b+1i".parse::>() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> tests/print_parse_tests.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | Err(err) => panic!("Didn't parse complex number correctly"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> tests/print_parse_tests.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | Err(err) => panic!("Didn't parse complex number correctly"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> tests/print_parse_tests.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | Err(err) => panic!("Didn't parse complex number correctly"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> tests/print_parse_tests.rs:77:13 [INFO] [stdout] | [INFO] [stdout] 77 | Err(err) => panic!("Didn't parse complex number correctly"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> tests/print_parse_tests.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | Err(err) => panic!("Didn't parse complex number correctly"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> tests/print_parse_tests.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | Err(err) => panic!("Didn't parse complex number correctly"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> tests/print_parse_tests.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | Err(err) => panic!("Didn't parse complex number correctly"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `type_of` [INFO] [stdout] --> src/fmt.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn type_of(_: &T) -> &'static str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.54s [INFO] running `Command { std: "docker" "inspect" "2e221660d7be4bb57669021cb521d4ab5d411c388d42084a406c60f68766512b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e221660d7be4bb57669021cb521d4ab5d411c388d42084a406c60f68766512b", kill_on_drop: false }` [INFO] [stdout] 2e221660d7be4bb57669021cb521d4ab5d411c388d42084a406c60f68766512b