[INFO] fetching crate mgrrs 0.1.0... [INFO] testing mgrrs-0.1.0 against try#c066bf6804adc55193b71afdff6a56922f4a8689+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1 [INFO] extracting crate mgrrs 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate mgrrs 0.1.0 [INFO] finished tweaking crates.io crate mgrrs 0.1.0 [INFO] tweaked toml for crates.io crate mgrrs 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mgrrs 0.1.0 on toolchain c066bf6804adc55193b71afdff6a56922f4a8689 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mgrrs 0.1.0 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" "+c066bf6804adc55193b71afdff6a56922f4a8689" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8934f76b49d11bd0e74d7825f71f35a7e9400532986d51e91c469055683d0724 [INFO] running `Command { std: "docker" "start" "-a" "8934f76b49d11bd0e74d7825f71f35a7e9400532986d51e91c469055683d0724", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8934f76b49d11bd0e74d7825f71f35a7e9400532986d51e91c469055683d0724", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8934f76b49d11bd0e74d7825f71f35a7e9400532986d51e91c469055683d0724", kill_on_drop: false }` [INFO] [stdout] 8934f76b49d11bd0e74d7825f71f35a7e9400532986d51e91c469055683d0724 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 56413282dda5b438b38f97b15137dbca1900056fbfcae2da251d56efc541642c [INFO] running `Command { std: "docker" "start" "-a" "56413282dda5b438b38f97b15137dbca1900056fbfcae2da251d56efc541642c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling cc v1.0.47 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling number_prefix v0.3.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clicolors-control v1.0.1 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling backtrace v0.3.40 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling console v0.9.1 [INFO] [stderr] Compiling indicatif v0.13.0 [INFO] [stderr] Compiling synstructure v0.12.2 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling failure v0.1.6 [INFO] [stderr] Compiling exitfailure v0.5.1 [INFO] [stderr] Compiling mgrrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | writeln!(writer, "{}", line); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.50s [INFO] running `Command { std: "docker" "inspect" "56413282dda5b438b38f97b15137dbca1900056fbfcae2da251d56efc541642c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56413282dda5b438b38f97b15137dbca1900056fbfcae2da251d56efc541642c", kill_on_drop: false }` [INFO] [stdout] 56413282dda5b438b38f97b15137dbca1900056fbfcae2da251d56efc541642c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 78157da6320573792fb4e032f27c178d4269d91f6c6d8d7d9e30287dfb0569bd [INFO] running `Command { std: "docker" "start" "-a" "78157da6320573792fb4e032f27c178d4269d91f6c6d8d7d9e30287dfb0569bd", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling predicates-core v1.0.0 [INFO] [stderr] Compiling escargot v0.3.1 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling normalize-line-endings v0.2.2 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | writeln!(writer, "{}", line); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [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] [stderr] Compiling predicates-tree v1.0.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling float-cmp v0.4.0 [INFO] [stderr] Compiling predicates v1.0.1 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling assert_cmd v0.10.2 [INFO] [stderr] Compiling mgrrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> tests/cli.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{self, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli.rs:9:45 [INFO] [stdout] | [INFO] [stdout] 9 | fn find_content_in_file() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 9 | fn find_content_in_file() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli.rs:23:42 [INFO] [stdout] | [INFO] [stdout] 23 | fn file_doesnt_exist() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 | fn file_doesnt_exist() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | writeln!(writer, "{}", line); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [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] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/rcrt1.o" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crti.o" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtbeginS.o" "/tmp/rustc9k1cmi/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-musl/lib/{libtest-*,libgetopts-*,libunicode_width-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/{libtempfile-a93ee4b8911b1e17.rlib,librand-ceeefd62e0d321c0.rlib,librand_chacha-6ffc5fe50a04f5e5.rlib,libc2_chacha-9e049181c203be6d.rlib,libppv_lite86-3db1eddbb11ee7cb.rlib,librand_core-d82ea7e8c9d6a983.rlib,libgetrandom-31b60e372e550839.rlib,liblibc-0531c8984a49e007.rlib,libremove_dir_all-3a2e6d1ec33fb04e.rlib,libcfg_if-2d17986ae484e939.rlib,libassert_cmd-f6f79fe97cf96551.rlib,libpredicates_tree-ffde859fe222cf1e.rlib,libtreeline-aed474ebaca1dac2.rlib,libpredicates-b54fd9e02318c6ec.rlib,libregex-4f2e41fd9d2ff08a.rlib,libthread_local-86eb7ed30d8d4b34.rlib,liblazy_static-4b136fc9bfbd2c4b.rlib,libregex_syntax-c2488f2255729bd6.rlib,libaho_corasick-4be54ce5ab3be63f.rlib,libmemchr-807679e1588846d7.rlib,libnormalize_line_endings-bbdc9cbdaa6f32a9.rlib,libfloat_cmp-0d536a3eed4973db.rlib,libnum_traits-fb27a904a0b892ab.rlib,libdifference-a1da5c3a3156ade7.rlib,libpredicates_core-0facfc99965e32b9.rlib,libescargot-3b6a36a3c12f9bb4.rlib,libserde_json-4a393146a16b58ac.rlib,libryu-625f0220d726d59b.rlib,libitoa-349da0bebdaefaf5.rlib,libserde-67a6fc05591b8807.rlib}.rlib" "/lib/rustlib/x86_64-unknown-linux-musl/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*}.rlib" "-lunwind" "/lib/rustlib/x86_64-unknown-linux-musl/lib/{libcfg_if-*,liblibc-*}.rlib" "-lc" "/lib/rustlib/x86_64-unknown-linux-musl/lib/{librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/tmp/rustc9k1cmi/raw-dylibs" "-Wl,-Bdynamic" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-nostartfiles" "-L" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/backtrace-sys-df683699117b11db/out" "-L" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained" "-L" "/lib/rustlib/x86_64-unknown-linux-musl/lib" "-o" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/cli-c656e5a110dbcfbb" "-Wl,--gc-sections" "-static-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtendS.o" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtn.o" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: /usr/bin/ld: /opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/libgetrandom-31b60e372e550839.rlib(getrandom-31b60e372e550839.getrandom.39702b134a45ff66-cgu.0.rcgu.o): in function `getrandom::util_libc::open_readonly': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/getrandom-0.1.13/src/util_libc.rs:134:(.text._ZN9getrandom9util_libc13open_readonly17hbd535cb3cb16995aE+0x79): undefined reference to `open64' [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified [INFO] [stdout] = note: use the `-l` flag to specify native libraries to link [INFO] [stdout] = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#rustc-link-lib) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mgrrs` (test "cli") due to 1 previous error; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "78157da6320573792fb4e032f27c178d4269d91f6c6d8d7d9e30287dfb0569bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78157da6320573792fb4e032f27c178d4269d91f6c6d8d7d9e30287dfb0569bd", kill_on_drop: false }` [INFO] [stdout] 78157da6320573792fb4e032f27c178d4269d91f6c6d8d7d9e30287dfb0569bd