[INFO] updating cached repository andygrove/rust-avc [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/andygrove/rust-avc [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/andygrove/rust-avc" "work/ex/beta-1.37-6/sources/1.36.0/gh/andygrove/rust-avc"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/andygrove/rust-avc'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/andygrove/rust-avc" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/andygrove/rust-avc"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/andygrove/rust-avc'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 0ba3e945e394e30286a6d28ae29e3475d25f3838 [INFO] sha for GitHub repo andygrove/rust-avc: 0ba3e945e394e30286a6d28ae29e3475d25f3838 [INFO] validating manifest of andygrove/rust-avc on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of andygrove/rust-avc on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing andygrove/rust-avc [INFO] finished frobbing andygrove/rust-avc [INFO] frobbed toml for andygrove/rust-avc written to work/ex/beta-1.37-6/sources/1.36.0/gh/andygrove/rust-avc/Cargo.toml [INFO] started frobbing andygrove/rust-avc [INFO] finished frobbing andygrove/rust-avc [INFO] frobbed toml for andygrove/rust-avc written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/andygrove/rust-avc/Cargo.toml [INFO] crate andygrove/rust-avc already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing andygrove/rust-avc against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/andygrove/rust-avc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"` [INFO] [stdout] a1e01329ded7dcc0fae49becda5ab7d88cd1d78795af001addb201ff6a74bfda [INFO] running `"docker" "start" "-a" "a1e01329ded7dcc0fae49becda5ab7d88cd1d78795af001addb201ff6a74bfda"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Compiling libc v0.2.15 [INFO] [stderr] Compiling num-traits v0.1.35 [INFO] [stderr] Compiling regex-syntax v0.3.5 [INFO] [stderr] Compiling yaml-rust v0.3.3 [INFO] [stderr] Compiling pulldown-cmark v0.0.3 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Compiling rand v0.3.14 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling termios v0.2.2 [INFO] [stderr] Compiling ioctl-rs v0.1.5 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling time v0.1.35 [INFO] [stderr] Compiling libsweep v1.0.0 [INFO] [stderr] Compiling thread_local v0.2.6 [INFO] [stderr] Compiling aho-corasick v0.5.2 [INFO] [stderr] Compiling serial v0.3.4 [INFO] [stderr] Compiling num-integer v0.1.32 [INFO] [stderr] Compiling tempdir v0.3.5 [INFO] [stderr] Compiling navigation v0.1.7 [INFO] [stderr] Compiling num-iter v0.1.32 [INFO] [stderr] Compiling num v0.1.35 [INFO] [stderr] Compiling skeptic v0.5.0 [INFO] [stderr] Compiling chrono v0.2.25 [INFO] [stderr] Compiling regex v0.1.75 [INFO] [stderr] Compiling i2cdev v0.3.1 [INFO] [stderr] Compiling spidev v0.2.1 [INFO] [stderr] Compiling graceful v0.1.0 [INFO] [stderr] Compiling hmc5883l v1.0.2 [INFO] [stderr] Compiling sysfs_gpio v0.4.4 [INFO] [stderr] Compiling qik v1.2.3 [INFO] [stderr] Compiling avc v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::iter::FromIterator` [INFO] [stderr] --> src/gps.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::iter::FromIterator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/compass.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Arc`, `Mutex` [INFO] [stderr] --> src/compass.rs:5:17 [INFO] [stderr] | [INFO] [stderr] 5 | use std::sync::{Arc, Mutex}; [INFO] [stderr] | ^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/compass.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude` [INFO] [stderr] --> src/compass.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lidar.rs:36:29 [INFO] [stderr] | [INFO] [stderr] 36 | let mut first = (samples.first().unwrap().angle / 1000) as usize; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lidar.rs:37:29 [INFO] [stderr] | [INFO] [stderr] 37 | let mut last = (samples.last().unwrap().angle / 1000) as usize; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error: linking with `cc` failed: exit code: 1 [INFO] [stderr] | [INFO] [stderr] = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.avc.l2rerboh-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707" "/opt/crater/target/debug/deps/avc-45f57dfcd8c9f707.53wz69ezwfvi04ao.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lopencv_ffi" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/liblibsweep-e924597a90d90cc5.rlib" "/opt/crater/target/debug/deps/libgraceful-8d0e58292f8c58b1.rlib" "/opt/crater/target/debug/deps/libnix-d0f6e74498ee7d6e.rlib" "/opt/crater/target/debug/deps/libhmc5883l-e97ccaeb8c275a34.rlib" "/opt/crater/target/debug/deps/libi2cdev-5b1f7c3ef3df7084.rlib" "/opt/crater/target/debug/deps/libbitflags-d5bf6bfc217a7959.rlib" "/opt/crater/target/debug/deps/libbyteorder-cff01e473fad35f8.rlib" "/opt/crater/target/debug/deps/libyaml_rust-c7a49e8216fe86e1.rlib" "/opt/crater/target/debug/deps/libqik-b1c0ec1372cbb7a8.rlib" "/opt/crater/target/debug/deps/libserial-4ef0aa33f80f7a64.rlib" "/opt/crater/target/debug/deps/libioctl_rs-3a71c59e9f90d3df.rlib" "/opt/crater/target/debug/deps/libtermios-97abe6899ba3f120.rlib" "/opt/crater/target/debug/deps/libnavigation-746afb97330ccc42.rlib" "/opt/crater/target/debug/deps/librand-c637c653532df829.rlib" "/opt/crater/target/debug/deps/libchrono-90d03440651295a5.rlib" "/opt/crater/target/debug/deps/libnum-3b10f2833c161b5f.rlib" "/opt/crater/target/debug/deps/libnum_iter-3d3fc32b60c97053.rlib" "/opt/crater/target/debug/deps/libnum_integer-16b232b0a77adf36.rlib" "/opt/crater/target/debug/deps/libnum_traits-6f96d24374df96d5.rlib" "/opt/crater/target/debug/deps/libtime-b0081ad75a64770e.rlib" "/opt/crater/target/debug/deps/libgetopts-7fbcfe530f889de0.rlib" "/opt/crater/target/debug/deps/libsysfs_gpio-86b9ebfae38b9f0d.rlib" "/opt/crater/target/debug/deps/libregex-53ae4d12bda9cd7c.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-00f0fc1fcb3347d8.rlib" "/opt/crater/target/debug/deps/libregex_syntax-4adf5e6c6437cb85.rlib" "/opt/crater/target/debug/deps/libthread_local-dc2c6940f6826e5e.rlib" "/opt/crater/target/debug/deps/libthread_id-fd48fe6a67a89064.rlib" "/opt/crater/target/debug/deps/libaho_corasick-e51c484c1f7581dd.rlib" "/opt/crater/target/debug/deps/libmemchr-cbb0b435d6d9fc50.rlib" "/opt/crater/target/debug/deps/libnix-6c2a1c120cf71d9d.rlib" "/opt/crater/target/debug/deps/liblibc-bdce5f36341f09a6.rlib" "/opt/crater/target/debug/deps/libvoid-2515ce9d4297bf7d.rlib" "/opt/crater/target/debug/deps/libcfg_if-fcc9aff037f57c39.rlib" "/opt/crater/target/debug/deps/libbitflags-97b579be4ee514fd.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9895e8982b0a79e7.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-57306b8ed3378a0e.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-54463ae5adae3649.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-d99667b199a9875a.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-51f4300e102199f5.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-b3ccf1f7737a6a91.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-157c37a3ceb78853.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-505bcee45aafb736.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c29abd529ba4452b.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-895383a3232f6572.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5594cb4f559bc761.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-38e90baf978bc428.rlib" "-Wl,-Bdynamic" "-lsweep" "-lc" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /usr/bin/ld: cannot find -lopencv_ffi [INFO] [stderr] collect2: error: ld returned 1 exit status [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `avc`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "a1e01329ded7dcc0fae49becda5ab7d88cd1d78795af001addb201ff6a74bfda"` [INFO] running `"docker" "rm" "-f" "a1e01329ded7dcc0fae49becda5ab7d88cd1d78795af001addb201ff6a74bfda"` [INFO] [stdout] a1e01329ded7dcc0fae49becda5ab7d88cd1d78795af001addb201ff6a74bfda