[INFO] crate optimath 0.3.0 is already in cache [INFO] checking optimath-0.3.0 against master#6d69caba110c0c2fb90180df1cbc8be5033b91d4 for pr-69530 [INFO] extracting crate optimath 0.3.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate optimath 0.3.0 on toolchain 6d69caba110c0c2fb90180df1cbc8be5033b91d4 [INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate optimath 0.3.0 [INFO] finished tweaking crates.io crate optimath 0.3.0 [INFO] tweaked toml for crates.io crate optimath 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8f82acb56f19b183d13b273c1291dc7b425c55e73815027da0a56597484398e1 [INFO] running `"docker" "start" "-a" "8f82acb56f19b183d13b273c1291dc7b425c55e73815027da0a56597484398e1"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking oorandom v11.1.1 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking ryu v1.0.4 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking bincode v1.2.1 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking serde_json v1.0.52 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking bstr v0.2.12 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking plotters v0.2.13 [INFO] [stderr] Checking tinytemplate v1.0.4 [INFO] [stderr] Checking criterion-plot v0.4.2 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking optimath v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] error: `default` is only allowed on items in `impl` definitions [INFO] [stderr] --> src/advanced.rs:20:2 [INFO] [stderr] | [INFO] [stderr] 20 | pub default fn matrix_multiply( [INFO] [stderr] | ^ ------- `default` because of this [INFO] [stderr] | _____| [INFO] [stderr] | | [INFO] [stderr] 21 | | &'a self, [INFO] [stderr] 22 | | other: &'b Matrix, [INFO] [stderr] 23 | | ) -> Matrix { [INFO] [stderr] ... | [INFO] [stderr] 40 | | output [INFO] [stderr] 41 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] error: `default` is only allowed on items in `impl` definitions [INFO] [stderr] --> src/advanced.rs:49:2 [INFO] [stderr] | [INFO] [stderr] 49 | pub default fn dot(self, other: &'b Vector) -> T { (self * other).into_iter().sum() } [INFO] [stderr] | ^^^^-------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | `default` because of this [INFO] [stderr] [INFO] [stderr] error: `default` is only allowed on items in `impl` definitions [INFO] [stderr] --> src/advanced.rs:57:2 [INFO] [stderr] | [INFO] [stderr] 57 | pub default fn dot(&'a self, other: &'b Vector) -> T { (self * other).into_iter().sum() } [INFO] [stderr] | ^^^^-------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | `default` because of this [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] error: could not compile `optimath`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "8f82acb56f19b183d13b273c1291dc7b425c55e73815027da0a56597484398e1"` [INFO] running `"docker" "rm" "-f" "8f82acb56f19b183d13b273c1291dc7b425c55e73815027da0a56597484398e1"` [INFO] [stdout] 8f82acb56f19b183d13b273c1291dc7b425c55e73815027da0a56597484398e1