[INFO] fetching crate pprof-backtrace 0.3.63... [INFO] checking pprof-backtrace-0.3.63 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate pprof-backtrace 0.3.63 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate pprof-backtrace 0.3.63 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pprof-backtrace 0.3.63 [INFO] removed 0 missing examples [INFO] removed 1 missing tests [INFO] finished tweaking crates.io crate pprof-backtrace 0.3.63 [INFO] tweaked toml for crates.io crate pprof-backtrace 0.3.63 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate pprof-backtrace 0.3.63 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde v1.0.148 [INFO] [stderr] Downloaded serde_derive v1.0.148 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ebb147e3c1fe8459a251999a7d2da2d52e0ff02620303abae3ac6b365e816a5a [INFO] running `Command { std: "docker" "start" "-a" "ebb147e3c1fe8459a251999a7d2da2d52e0ff02620303abae3ac6b365e816a5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ebb147e3c1fe8459a251999a7d2da2d52e0ff02620303abae3ac6b365e816a5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebb147e3c1fe8459a251999a7d2da2d52e0ff02620303abae3ac6b365e816a5a", kill_on_drop: false }` [INFO] [stdout] ebb147e3c1fe8459a251999a7d2da2d52e0ff02620303abae3ac6b365e816a5a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 89eb9b755d3422ec3c5033b8a09e9f03a667cd6e5eaa57bf615bfd56fc6db101 [INFO] running `Command { std: "docker" "start" "-a" "89eb9b755d3422ec3c5033b8a09e9f03a667cd6e5eaa57bf615bfd56fc6db101", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling cc v1.0.77 [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking gimli v0.25.0 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking libloading v0.7.4 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking object v0.26.2 [INFO] [stderr] Compiling pprof-backtrace v0.3.63 (/opt/rustwide/workdir) [INFO] [stderr] Checking addr2line v0.16.0 [INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd` [INFO] [stdout] --> src/lib.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 99 | #![cfg_attr(backtrace_in_libstd, allow(warnings))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace_in_libstd)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd` [INFO] [stdout] --> src/symbolize/gimli.rs:22:7 [INFO] [stdout] | [INFO] [stdout] 22 | #[cfg(backtrace_in_libstd)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace_in_libstd)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd` [INFO] [stdout] --> src/symbolize/gimli.rs:26:11 [INFO] [stdout] | [INFO] [stdout] 26 | #[cfg(not(backtrace_in_libstd))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace_in_libstd)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `dl_iterate_phdr` [INFO] [stdout] --> src/symbolize/gimli.rs:180:40 [INFO] [stdout] | [INFO] [stdout] 180 | all(target_os = "android", feature = "dl_iterate_phdr"), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `coresymbolication`, `cpp_demangle`, `dbghelp`, `default`, `dladdr`, `gimli-symbolize`, `kernel32`, `libbacktrace`, `libunwind`, `rustc-serialize`, `serde`, `serialize-rustc`, `serialize-serde`, `std`, `unix-backtrace`, `verify-winapi`, and `winapi` [INFO] [stdout] = help: consider adding `dl_iterate_phdr` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `libnx` [INFO] [stdout] --> src/symbolize/gimli.rs:186:21 [INFO] [stdout] | [INFO] [stdout] 186 | } else if #[cfg(target_env = "libnx")] { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_env` are: ``, `gnu`, `msvc`, `musl`, `newlib`, `nto70`, `nto71`, `ohos`, `p1`, `p2`, `psx`, `relibc`, `sgx`, and `uclibc` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd` [INFO] [stdout] --> src/lib.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 99 | #![cfg_attr(backtrace_in_libstd, allow(warnings))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace_in_libstd)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd` [INFO] [stdout] --> src/symbolize/gimli.rs:22:7 [INFO] [stdout] | [INFO] [stdout] 22 | #[cfg(backtrace_in_libstd)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace_in_libstd)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd` [INFO] [stdout] --> src/symbolize/gimli.rs:26:11 [INFO] [stdout] | [INFO] [stdout] 26 | #[cfg(not(backtrace_in_libstd))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace_in_libstd)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `dl_iterate_phdr` [INFO] [stdout] --> src/symbolize/gimli.rs:180:40 [INFO] [stdout] | [INFO] [stdout] 180 | all(target_os = "android", feature = "dl_iterate_phdr"), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `coresymbolication`, `cpp_demangle`, `dbghelp`, `default`, `dladdr`, `gimli-symbolize`, `kernel32`, `libbacktrace`, `libunwind`, `rustc-serialize`, `serde`, `serialize-rustc`, `serialize-serde`, `std`, `unix-backtrace`, `verify-winapi`, and `winapi` [INFO] [stdout] = help: consider adding `dl_iterate_phdr` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `libnx` [INFO] [stdout] --> src/symbolize/gimli.rs:186:21 [INFO] [stdout] | [INFO] [stdout] 186 | } else if #[cfg(target_env = "libnx")] { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_env` are: ``, `gnu`, `msvc`, `musl`, `newlib`, `nto70`, `nto71`, `ohos`, `p1`, `p2`, `psx`, `relibc`, `sgx`, and `uclibc` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `addr` is never read [INFO] [stdout] --> src/symbolize/gimli.rs:407:14 [INFO] [stdout] | [INFO] [stdout] 407 | Symtab { addr: *mut c_void, name: &'a [u8] }, [INFO] [stdout] | ------ ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [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: field `addr` is never read [INFO] [stdout] --> src/symbolize/gimli.rs:407:14 [INFO] [stdout] | [INFO] [stdout] 407 | Symtab { addr: *mut c_void, name: &'a [u8] }, [INFO] [stdout] | ------ ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [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: unused return value of `must_use` that must be used [INFO] [stdout] --> tests/concurrent-panics.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | format!("{:?}", backtrace::Backtrace::new()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `format` (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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.59s [INFO] running `Command { std: "docker" "inspect" "89eb9b755d3422ec3c5033b8a09e9f03a667cd6e5eaa57bf615bfd56fc6db101", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89eb9b755d3422ec3c5033b8a09e9f03a667cd6e5eaa57bf615bfd56fc6db101", kill_on_drop: false }` [INFO] [stdout] 89eb9b755d3422ec3c5033b8a09e9f03a667cd6e5eaa57bf615bfd56fc6db101