[INFO] fetching crate liblinear 1.0.0... [INFO] checking liblinear-1.0.0 against master#e08b80c0fb7667bdcd040761891701e576c42ec8 for pr-129021 [INFO] extracting crate liblinear 1.0.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate liblinear 1.0.0 on toolchain e08b80c0fb7667bdcd040761891701e576c42ec8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e08b80c0fb7667bdcd040761891701e576c42ec8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate liblinear 1.0.0 [INFO] finished tweaking crates.io crate liblinear 1.0.0 [INFO] tweaked toml for crates.io crate liblinear 1.0.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e08b80c0fb7667bdcd040761891701e576c42ec8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 25 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding approx v0.3.2 (latest: v0.5.1) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.74) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e08b80c0fb7667bdcd040761891701e576c42ec8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded parsnip v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+e08b80c0fb7667bdcd040761891701e576c42ec8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9f0d12b0148c58765c458d8013de8a474d7a0ec4817f6e04d98d76681001f81e [INFO] running `Command { std: "docker" "start" "-a" "9f0d12b0148c58765c458d8013de8a474d7a0ec4817f6e04d98d76681001f81e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f0d12b0148c58765c458d8013de8a474d7a0ec4817f6e04d98d76681001f81e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f0d12b0148c58765c458d8013de8a474d7a0ec4817f6e04d98d76681001f81e", kill_on_drop: false }` [INFO] [stdout] 9f0d12b0148c58765c458d8013de8a474d7a0ec4817f6e04d98d76681001f81e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+e08b80c0fb7667bdcd040761891701e576c42ec8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f6fa0f2a5628940403bc3149bd482c3deaab8b36cdb18388787eb22571d319f [INFO] running `Command { std: "docker" "start" "-a" "6f6fa0f2a5628940403bc3149bd482c3deaab8b36cdb18388787eb22571d319f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling cc v1.1.12 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.156 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking parsnip v0.3.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking object v0.36.3 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Compiling backtrace v0.3.73 [INFO] [stderr] Compiling liblinear v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp: In function 'void print_null(const char*)': [INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp:31:36: warning: unused parameter 's' [-Wunused-parameter] [INFO] [stderr] warning: liblinear@1.0.0: 31 | static void print_null(const char *s) {} [INFO] [stderr] warning: liblinear@1.0.0: | ~~~~~~~~~~~~^ [INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp: In function 'double calc_max_p(const problem*, const parameter*)': [INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp:2311:64: warning: unused parameter 'param' [-Wunused-parameter] [INFO] [stderr] warning: liblinear@1.0.0: 2311 | static double calc_max_p(const problem *prob, const parameter *param) [INFO] [stderr] warning: liblinear@1.0.0: | ~~~~~~~~~~~~~~~~~^~~~~ [INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp: In function 'const char* check_parameter(const problem*, const parameter*)': [INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp:3151:44: warning: unused parameter 'prob' [-Wunused-parameter] [INFO] [stderr] warning: liblinear@1.0.0: 3151 | const char *check_parameter(const problem *prob, const parameter *param) [INFO] [stderr] warning: liblinear@1.0.0: | ~~~~~~~~~~~~~~~^~~~ [INFO] [stderr] warning: liblinear@1.0.0: liblinear/blas/daxpy.c: In function 'int daxpy_(int*, double*, double*, int*, double*, int*)': [INFO] [stderr] warning: liblinear@1.0.0: liblinear/blas/daxpy.c:11:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister] [INFO] [stderr] warning: liblinear@1.0.0: 11 | register double ssa; [INFO] [stderr] warning: liblinear@1.0.0: | ^~~ [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ffi.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | #[doc(hidden)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | / extern "C" { [INFO] [stdout] 55 | | pub static liblinear_version: i32; [INFO] [stdout] 56 | | [INFO] [stdout] 57 | | pub fn train(prob: *const Problem, param: *const Parameter) -> *mut Model; [INFO] [stdout] ... | [INFO] [stdout] 101 | | pub fn set_print_string_function(func: Option); [INFO] [stdout] 102 | | } [INFO] [stdout] | |_- rustdoc does not generate documentation for extern blocks [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ffi.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | #[doc(hidden)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | / extern "C" { [INFO] [stdout] 55 | | pub static liblinear_version: i32; [INFO] [stdout] 56 | | [INFO] [stdout] 57 | | pub fn train(prob: *const Problem, param: *const Parameter) -> *mut Model; [INFO] [stdout] ... | [INFO] [stdout] 101 | | pub fn set_print_string_function(func: Option); [INFO] [stdout] 102 | | } [INFO] [stdout] | |_- rustdoc does not generate documentation for extern blocks [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [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 `dev` profile [unoptimized + debuginfo] target(s) in 3.33s [INFO] running `Command { std: "docker" "inspect" "6f6fa0f2a5628940403bc3149bd482c3deaab8b36cdb18388787eb22571d319f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f6fa0f2a5628940403bc3149bd482c3deaab8b36cdb18388787eb22571d319f", kill_on_drop: false }` [INFO] [stdout] 6f6fa0f2a5628940403bc3149bd482c3deaab8b36cdb18388787eb22571d319f [ERROR] this task or one of its parent failed! [ERROR] error sending request for url (https://crater.rust-lang.org/agent-api/record-progress): connection closed before message completed [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking liblinear-1.0.0 against try#f781a78d815e6a304bf6061b8a8fa69d7ce8dfd5 for pr-129021 [INFO] extracting crate liblinear 1.0.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate liblinear 1.0.0 on toolchain f781a78d815e6a304bf6061b8a8fa69d7ce8dfd5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f781a78d815e6a304bf6061b8a8fa69d7ce8dfd5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate liblinear 1.0.0 [INFO] finished tweaking crates.io crate liblinear 1.0.0 [INFO] tweaked toml for crates.io crate liblinear 1.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f781a78d815e6a304bf6061b8a8fa69d7ce8dfd5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 25 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding approx v0.3.2 (latest: v0.5.1) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.74) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f781a78d815e6a304bf6061b8a8fa69d7ce8dfd5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f781a78d815e6a304bf6061b8a8fa69d7ce8dfd5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 05b1677ccffabca2203d1c7e9616dbacb0142ed69619eacb46af18adbfa3c6fd [INFO] running `Command { std: "docker" "start" "-a" "05b1677ccffabca2203d1c7e9616dbacb0142ed69619eacb46af18adbfa3c6fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "05b1677ccffabca2203d1c7e9616dbacb0142ed69619eacb46af18adbfa3c6fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05b1677ccffabca2203d1c7e9616dbacb0142ed69619eacb46af18adbfa3c6fd", kill_on_drop: false }` [INFO] [stdout] 05b1677ccffabca2203d1c7e9616dbacb0142ed69619eacb46af18adbfa3c6fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f781a78d815e6a304bf6061b8a8fa69d7ce8dfd5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d45d554bef5badf18d0df70616ef103d409c6d9ede64b1d9119f896ed2cd293f [INFO] running `Command { std: "docker" "start" "-a" "d45d554bef5badf18d0df70616ef103d409c6d9ede64b1d9119f896ed2cd293f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling cc v1.1.12 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.156 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking parsnip v0.3.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking object v0.36.3 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Compiling backtrace v0.3.73 [INFO] [stderr] Compiling liblinear v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp: In function 'void print_null(const char*)': [INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp:31:36: warning: unused parameter 's' [-Wunused-parameter] [INFO] [stderr] warning: liblinear@1.0.0: 31 | static void print_null(const char *s) {} [INFO] [stderr] warning: liblinear@1.0.0: | ~~~~~~~~~~~~^ [INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp: In function 'double calc_max_p(const problem*, const parameter*)': [INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp:2311:64: warning: unused parameter 'param' [-Wunused-parameter] [INFO] [stderr] warning: liblinear@1.0.0: 2311 | static double calc_max_p(const problem *prob, const parameter *param) [INFO] [stderr] warning: liblinear@1.0.0: | ~~~~~~~~~~~~~~~~~^~~~~ [INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp: In function 'const char* check_parameter(const problem*, const parameter*)': [INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp:3151:44: warning: unused parameter 'prob' [-Wunused-parameter] [INFO] [stderr] warning: liblinear@1.0.0: 3151 | const char *check_parameter(const problem *prob, const parameter *param) [INFO] [stderr] warning: liblinear@1.0.0: | ~~~~~~~~~~~~~~~^~~~ [INFO] [stderr] warning: liblinear@1.0.0: liblinear/blas/daxpy.c: In function 'int daxpy_(int*, double*, double*, int*, double*, int*)': [INFO] [stderr] warning: liblinear@1.0.0: liblinear/blas/daxpy.c:11:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister] [INFO] [stderr] warning: liblinear@1.0.0: 11 | register double ssa; [INFO] [stderr] warning: liblinear@1.0.0: | ^~~ [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ffi.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | #[doc(hidden)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | / extern "C" { [INFO] [stdout] 55 | | pub static liblinear_version: i32; [INFO] [stdout] 56 | | [INFO] [stdout] 57 | | pub fn train(prob: *const Problem, param: *const Parameter) -> *mut Model; [INFO] [stdout] ... | [INFO] [stdout] 101 | | pub fn set_print_string_function(func: Option); [INFO] [stdout] 102 | | } [INFO] [stdout] | |_- rustdoc does not generate documentation for extern blocks [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ffi.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | #[doc(hidden)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | / extern "C" { [INFO] [stdout] 55 | | pub static liblinear_version: i32; [INFO] [stdout] 56 | | [INFO] [stdout] 57 | | pub fn train(prob: *const Problem, param: *const Parameter) -> *mut Model; [INFO] [stdout] ... | [INFO] [stdout] 101 | | pub fn set_print_string_function(func: Option); [INFO] [stdout] 102 | | } [INFO] [stdout] | |_- rustdoc does not generate documentation for extern blocks [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [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 `dev` profile [unoptimized + debuginfo] target(s) in 3.40s [INFO] running `Command { std: "docker" "inspect" "d45d554bef5badf18d0df70616ef103d409c6d9ede64b1d9119f896ed2cd293f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d45d554bef5badf18d0df70616ef103d409c6d9ede64b1d9119f896ed2cd293f", kill_on_drop: false }` [INFO] [stdout] d45d554bef5badf18d0df70616ef103d409c6d9ede64b1d9119f896ed2cd293f