[INFO] fetching crate rtl-sdr 0.1.5...
[INFO] testing rtl-sdr-0.1.5 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate rtl-sdr 0.1.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rtl-sdr 0.1.5 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rtl-sdr 0.1.5
[INFO] finished tweaking crates.io crate rtl-sdr 0.1.5
[INFO] tweaked toml for crates.io crate rtl-sdr 0.1.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-0/source/examples/ex1.rs
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 146c3344d1ef76ac2df5e085bff6588ab9ee288cee3d8f66d551fd4cb16805dd
[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" "146c3344d1ef76ac2df5e085bff6588ab9ee288cee3d8f66d551fd4cb16805dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "146c3344d1ef76ac2df5e085bff6588ab9ee288cee3d8f66d551fd4cb16805dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "146c3344d1ef76ac2df5e085bff6588ab9ee288cee3d8f66d551fd4cb16805dd", kill_on_drop: false }`
[INFO] [stdout] 146c3344d1ef76ac2df5e085bff6588ab9ee288cee3d8f66d551fd4cb16805dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3af860bfab5d399fbf1bbaa76bf3cf5ae9f882f37240b416da4b3cdf74229638
[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" "3af860bfab5d399fbf1bbaa76bf3cf5ae9f882f37240b416da4b3cdf74229638", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/examples/ex1.rs
[INFO] [stderr]    Compiling rtl-sdr v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:44:37
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub const DEFAULT_BUF_LENGTH: i32 = (16 * 16384);
[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 parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:46:33
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const MAX_BUF_LENGTH: i32 = (256 * 16384);
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/ex1.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let (m, p, s, mut err) = dev.get_usb_strings();
[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]   --> examples/ex1.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let (mut hw_info, mut err) = dev.get_hw_info();
[INFO] [stdout]    |          ----^^^^^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.ex1.89o2llla-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0" "/opt/rustwide/target/debug/deps/ex1-5ba7ffc5e0e72cb0.1dud1smcued78gy9.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librtlsdr-632abd7e46bcc849.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-3532beb752f910d7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3529ece450b7f3c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-23e8f582a6744f80.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-5e7e0793b29cbf78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-253e0736424ceb78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-b6fd484888124c85.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-cca4d20e4b53839c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0a7401891c2a4f50.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-efbb25e073df787e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-25965457612624bc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-09058283ea779342.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-ab973dacc0513511.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b437d6640b1f764b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-8cc0b2380206399c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-727cdf2b6a468113.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cf4d442d877ea2f4.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-7e5b6df427ca977c.rlib" "-Wl,-Bdynamic" "-lrtlsdr" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lrtlsdr
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rtl-sdr`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "3af860bfab5d399fbf1bbaa76bf3cf5ae9f882f37240b416da4b3cdf74229638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3af860bfab5d399fbf1bbaa76bf3cf5ae9f882f37240b416da4b3cdf74229638", kill_on_drop: false }`
[INFO] [stdout] 3af860bfab5d399fbf1bbaa76bf3cf5ae9f882f37240b416da4b3cdf74229638
