[INFO] fetching crate vignette 0.1.0... [INFO] checking vignette-0.1.0 against master#4a0ee3cdc66573c8b46471462db7088a89d25183 for pr-102513-1 [INFO] extracting crate vignette 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate vignette 0.1.0 on toolchain 4a0ee3cdc66573c8b46471462db7088a89d25183 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate vignette 0.1.0 [INFO] finished tweaking crates.io crate vignette 0.1.0 [INFO] tweaked toml for crates.io crate vignette 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate vignette 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num v0.2.1 [INFO] [stderr] Downloaded num-complex v0.2.4 [INFO] [stderr] Downloaded fallible-iterator v0.1.6 [INFO] [stderr] Downloaded glob v0.3.0 [INFO] [stderr] Downloaded num-bigint v0.2.6 [INFO] [stderr] Downloaded env_logger v0.5.13 [INFO] [stderr] Downloaded glob v0.2.11 [INFO] [stderr] Downloaded ansi_term v0.11.0 [INFO] [stderr] Downloaded clang-sys v0.26.4 [INFO] [stderr] Downloaded serde_derive v1.0.115 [INFO] [stderr] Downloaded log v0.4.11 [INFO] [stderr] Downloaded arrayvec v0.4.12 [INFO] [stderr] Downloaded miniz_oxide v0.4.1 [INFO] [stderr] Downloaded which v1.0.5 [INFO] [stderr] Downloaded clap v2.33.3 [INFO] [stderr] Downloaded memmap v0.7.0 [INFO] [stderr] Downloaded proc-macro2 v0.3.5 [INFO] [stderr] Downloaded proc-macro2 v1.0.20 [INFO] [stderr] Downloaded owning_ref v0.4.1 [INFO] [stderr] Downloaded quote v0.5.2 [INFO] [stderr] Downloaded quick-error v1.2.3 [INFO] [stderr] Downloaded peeking_take_while v0.1.2 [INFO] [stderr] Downloaded version_check v0.1.5 [INFO] [stderr] Downloaded libloading v0.5.2 [INFO] [stderr] Downloaded nom v4.2.3 [INFO] [stderr] Downloaded flate2 v1.0.17 [INFO] [stderr] Downloaded threadinfo v0.1.0 [INFO] [stderr] Downloaded scroll_derive v0.9.5 [INFO] [stderr] Downloaded scroll v0.9.2 [INFO] [stderr] Downloaded cexpr v0.3.6 [INFO] [stderr] Downloaded mach v0.2.3 [INFO] [stderr] Downloaded libc v0.2.76 [INFO] [stderr] Downloaded nix v0.11.1 [INFO] [stderr] Downloaded symbolic-symcache v5.7.8 [INFO] [stderr] Downloaded dmsort v1.0.0 [INFO] [stderr] Downloaded aho-corasick v0.7.13 [INFO] [stderr] Downloaded serde v1.0.115 [INFO] [stderr] Downloaded humantime v1.3.0 [INFO] [stderr] Downloaded plain v0.2.3 [INFO] [stderr] Downloaded hex v0.3.2 [INFO] [stderr] Downloaded cpp_demangle v0.2.16 [INFO] [stderr] Downloaded syn v1.0.39 [INFO] [stderr] Downloaded if_chain v0.1.3 [INFO] [stderr] Downloaded unwind-sys v0.1.1 [INFO] [stderr] Downloaded goblin v0.0.19 [INFO] [stderr] Downloaded goblin v0.0.17 [INFO] [stderr] Downloaded msvc-demangler v0.7.0 [INFO] [stderr] Downloaded symbolic-debuginfo v5.7.8 [INFO] [stderr] Downloaded symbolic-demangle v5.7.8 [INFO] [stderr] Downloaded debugid v0.3.1 [INFO] [stderr] Downloaded symbolic-common v5.7.8 [INFO] [stderr] Downloaded memmap v0.6.2 [INFO] [stderr] Downloaded bindgen v0.42.3 [INFO] [stderr] Downloaded gimli v0.16.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 85bc6e37d8ea453af10d2e9ddd8f619d2849cf26ec5bfe6b2bf9877e3be25e52 [INFO] running `Command { std: "docker" "start" "-a" "85bc6e37d8ea453af10d2e9ddd8f619d2849cf26ec5bfe6b2bf9877e3be25e52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "85bc6e37d8ea453af10d2e9ddd8f619d2849cf26ec5bfe6b2bf9877e3be25e52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85bc6e37d8ea453af10d2e9ddd8f619d2849cf26ec5bfe6b2bf9877e3be25e52", kill_on_drop: false }` [INFO] [stdout] 85bc6e37d8ea453af10d2e9ddd8f619d2849cf26ec5bfe6b2bf9877e3be25e52 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2116ea881fa9eb1dac6b71690a273a545926104d296b026e89d2a97aa8162025 [INFO] running `Command { std: "docker" "start" "-a" "2116ea881fa9eb1dac6b71690a273a545926104d296b026e89d2a97aa8162025", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking miniz_oxide v0.4.1 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling scroll v0.9.2 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking plain v0.2.3 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Checking fallible-iterator v0.1.6 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Checking gimli v0.16.1 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling cpp_demangle v0.2.16 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling scroll_derive v0.9.5 [INFO] [stderr] Compiling unwind-sys v0.1.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking flate2 v1.0.17 [INFO] [stderr] Checking msvc-demangler v0.7.0 [INFO] [stderr] Checking debugid v0.3.1 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Compiling nix v0.11.1 [INFO] [stderr] Compiling symbolic-demangle v5.7.8 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking dmsort v1.0.0 [INFO] [stderr] Checking goblin v0.0.19 [INFO] [stderr] Checking if_chain v0.1.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling vignette v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking goblin v0.0.17 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking symbolic-common v5.7.8 [INFO] [stderr] Checking symbolic-debuginfo v5.7.8 [INFO] [stderr] Checking threadinfo v0.1.0 [INFO] [stderr] Checking symbolic-symcache v5.7.8 [INFO] [stdout] warning: unused imports: `fs`, `process` [INFO] [stdout] --> src/lib_linux.rs:11:29 [INFO] [stdout] | [INFO] [stdout] 11 | use std::{cell::UnsafeCell, fs, io, mem, process}; [INFO] [stdout] | ^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `fs`, `process` [INFO] [stdout] --> src/lib_linux.rs:11:29 [INFO] [stdout] | [INFO] [stdout] 11 | use std::{cell::UnsafeCell, fs, io, mem, process}; [INFO] [stdout] | ^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/module_cache/linux.rs:68:57 [INFO] [stdout] | [INFO] [stdout] 68 | let mut mod_info: libc::Dl_info = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/module_cache/linux.rs:68:57 [INFO] [stdout] | [INFO] [stdout] 68 | let mut mod_info: libc::Dl_info = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `sem_t` does not permit being left uninitialized [INFO] [stdout] --> src/lib_linux.rs:28:45 [INFO] [stdout] | [INFO] [stdout] 28 | let mut sem: libc::sem_t = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] note: integers must not be uninitialized (in this struct field) [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.76/src/unix/linux_like/linux/gnu/align.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | __size: [::c_char; 32], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `unwind_sys::unw_cursor_t` does not permit being left uninitialized [INFO] [stdout] --> src/lib_linux.rs:274:49 [INFO] [stdout] | [INFO] [stdout] 274 | let mut cursor: unw_cursor_t = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must not be uninitialized (in this struct field) [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unwind-sys-0.1.1/src/lib.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | pub opaque: [unw_word_t; UNW_TDEP_CURSOR_LEN as usize], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `sem_t` does not permit being left uninitialized [INFO] [stdout] --> src/lib_linux.rs:28:45 [INFO] [stdout] | [INFO] [stdout] 28 | let mut sem: libc::sem_t = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] note: integers must not be uninitialized (in this struct field) [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.76/src/unix/linux_like/linux/gnu/align.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | __size: [::c_char; 32], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `unwind_sys::unw_cursor_t` does not permit being left uninitialized [INFO] [stdout] --> src/lib_linux.rs:274:49 [INFO] [stdout] | [INFO] [stdout] 274 | let mut cursor: unw_cursor_t = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must not be uninitialized (in this struct field) [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unwind-sys-0.1.1/src/lib.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | pub opaque: [unw_word_t; UNW_TDEP_CURSOR_LEN as usize], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `unwind_sys::unw_cursor_t` does not permit being left uninitialized [INFO] [stdout] --> src/lib_linux.rs:450:44 [INFO] [stdout] | [INFO] [stdout] 450 | let mut cursor: unw_cursor_t = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must not be uninitialized (in this struct field) [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unwind-sys-0.1.1/src/lib.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | pub opaque: [unw_word_t; UNW_TDEP_CURSOR_LEN as usize], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Dl_info` does not permit being left uninitialized [INFO] [stdout] --> src/module_cache/linux.rs:68:52 [INFO] [stdout] | [INFO] [stdout] 68 | let mut mod_info: libc::Dl_info = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: raw pointers must not be uninitialized (in this struct field) [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.76/src/unix/linux_like/mod.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | pub dli_fname: *const ::c_char, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Dl_info` does not permit being left uninitialized [INFO] [stdout] --> src/module_cache/linux.rs:68:52 [INFO] [stdout] | [INFO] [stdout] 68 | let mut mod_info: libc::Dl_info = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: raw pointers must not be uninitialized (in this struct field) [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.76/src/unix/linux_like/mod.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | pub dli_fname: *const ::c_char, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/generate_symbols.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | output_file.write(&output.stdout); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/speedscope.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | serde_json::to_writer_pretty(stdout.lock(), &speed); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [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] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/resolve.rs:42:21 [INFO] [stdout] | [INFO] [stdout] 42 | writeln!(std::io::stderr(), "{:?}", e); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/generate_symbols.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | output_file.write(&output.stdout); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [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] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/speedscope.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | serde_json::to_writer_pretty(stdout.lock(), &speed); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/resolve.rs:42:21 [INFO] [stdout] | [INFO] [stdout] 42 | writeln!(std::io::stderr(), "{:?}", e); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [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 [unoptimized + debuginfo] target(s) in 1m 33s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: goblin v0.0.17 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "2116ea881fa9eb1dac6b71690a273a545926104d296b026e89d2a97aa8162025", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2116ea881fa9eb1dac6b71690a273a545926104d296b026e89d2a97aa8162025", kill_on_drop: false }` [INFO] [stdout] 2116ea881fa9eb1dac6b71690a273a545926104d296b026e89d2a97aa8162025