[INFO] fetching crate blctl 0.1.2...
[INFO] building blctl-0.1.2 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate blctl 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate blctl 0.1.2 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blctl 0.1.2
[INFO] finished tweaking crates.io crate blctl 0.1.2
[INFO] tweaked toml for crates.io crate blctl 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test v0.2.0
[INFO] [stderr]   Downloaded serial_test_derive v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afd65a2a7c784c8079ea1f0f6288e8a6ef441c713ce2e61b95858c21f5b9c785
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "afd65a2a7c784c8079ea1f0f6288e8a6ef441c713ce2e61b95858c21f5b9c785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afd65a2a7c784c8079ea1f0f6288e8a6ef441c713ce2e61b95858c21f5b9c785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afd65a2a7c784c8079ea1f0f6288e8a6ef441c713ce2e61b95858c21f5b9c785", kill_on_drop: false }`
[INFO] [stdout] afd65a2a7c784c8079ea1f0f6288e8a6ef441c713ce2e61b95858c21f5b9c785
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 59cd8ef336d3e989dc66d679d96871ba1be447e06d611c9096fb5a1552bd0996
[INFO] running `Command { std: "docker" "start" "-a" "59cd8ef336d3e989dc66d679d96871ba1be447e06d611c9096fb5a1552bd0996", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling blctl v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bls.rs:379:28
[INFO] [stdout]     |
[INFO] [stdout] 379 |                     func: &Fn (&mut BLSEntry, &[String]) -> std::io::Result<()>) -> std::io::Result<()> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn (&mut BLSEntry, &[String]) -> std::io::Result<()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/cmdline.rs:25:54
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn cmdline_parse (args: &str) -> std::io::Result<(Cmdline)> {
[INFO] [stdout]    |                                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/cmdline.rs:94:6
[INFO] [stdout]    |
[INFO] [stdout] 94 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cshim.rs:153:38
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn generic_cmdline_handler(env: &mut CmdlineHandler, params: *const *const c_char, op: &Fn(&mut CmdlineHandler, &[String]) -> std::io::Re...
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CmdlineHandler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cshim.rs:153:89
[INFO] [stdout]     |
[INFO] [stdout] 153 | ...ms: *const *const c_char, op: &Fn(&mut CmdlineHandler, &[String]) -> std::io::Result<()>) -> c_char {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut CmdlineHandler, &[String]) -> std::io::Result<()>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cshim.rs:153:97
[INFO] [stdout]     |
[INFO] [stdout] 153 | ...rams: *const *const c_char, op: &Fn(&mut CmdlineHandler, &[String]) -> std::io::Result<()>) -> c_char {
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CmdlineHandler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cshim.rs:185:35
[INFO] [stdout]     |
[INFO] [stdout] 185 | fn generic_cmdline_get (env: &mut CmdlineHandler, param: *const c_char) -> *mut CmdlineParam {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CmdlineHandler`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bls.rs:202:13
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let mut line: Vec<&str> = line.trim().splitn(2, " ").collect();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bls.rs:319:9
[INFO] [stdout]     |
[INFO] [stdout] 319 |     for mut line in data.iter() {
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cmdline.rs:228:11
[INFO] [stdout]     |
[INFO] [stdout] 228 |       let mut values = cmdline.entry_or_insert(set_key, Vec::new());
[INFO] [stdout]     |           ----^^^^^^
[INFO] [stdout]     |           |
[INFO] [stdout]     |           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cmdline.rs:292:11
[INFO] [stdout]     |
[INFO] [stdout] 292 |       let mut params_for_key = cmdline.entry_or_insert(rem_key, rem_values.clone());
[INFO] [stdout]     |           ----^^^^^^^^^^^^^^
[INFO] [stdout]     |           |
[INFO] [stdout]     |           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-Wl,--as-needed" "-L" "/opt/rustwide/rustup-home/toolchains/881c1ac408d93bb7adaa3a51dabab9266e82eee8/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.blctl.7vov7dhv-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/libblctl.so" "-Wl,--version-script=/tmp/rustc1btXaH/list" "/opt/rustwide/target/debug/deps/blctl.2sf4m3mxq1jn6c8z.rcgu.o" "/opt/rustwide/target/debug/deps/blctl.41e5e98b63x0egbc.rcgu.o" "-shared" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/881c1ac408d93bb7adaa3a51dabab9266e82eee8/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lrpm" "-Wl,-Bstatic" "-Wl,--whole-archive" "/tmp/rustc1btXaH/libini-14fb9ac0ef4c9342.rlib" "-Wl,--no-whole-archive" "-Wl,--start-group" "-Wl,--whole-archive" "/tmp/rustc1btXaH/libstd-c6dddd3d354e6bea.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/libpanic_unwind-c2ca47afdcc5e309.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/libminiz_oxide-b47be2942017e108.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/libadler-20a1e49116ab0df9.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/libobject-25e09d9868291683.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/libaddr2line-9c99fb6e5ca5159e.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/libgimli-85040d7563599960.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/libstd_detect-0e4f7587da8acf20.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/librustc_demangle-7be0a6711ed15b5c.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/libhashbrown-00672fabc4ff9c9d.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/librustc_std_workspace_alloc-72fe231ef0473d15.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/libunwind-019d54ecc304b655.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/libcfg_if-cc7d9343e4f608be.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/liblibc-e41c6d24baeb2249.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/liballoc-9849bb0fbad7f0f5.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/librustc_std_workspace_core-a1fd7734706d5518.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc1btXaH/libcore-c8ded1707ad10767.rlib" "-Wl,--no-whole-archive" "-Wl,--end-group" "/tmp/rustc1btXaH/libcompiler_builtins-8b33f9cbbc9652fe.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lrpm
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blctl`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "59cd8ef336d3e989dc66d679d96871ba1be447e06d611c9096fb5a1552bd0996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59cd8ef336d3e989dc66d679d96871ba1be447e06d611c9096fb5a1552bd0996", kill_on_drop: false }`
[INFO] [stdout] 59cd8ef336d3e989dc66d679d96871ba1be447e06d611c9096fb5a1552bd0996
