[INFO] cloning repository https://github.com/totechite/rust-snappy-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/totechite/rust-snappy-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotechite%2Frust-snappy-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotechite%2Frust-snappy-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 70f145567badc99eb6fd67dbfb3765d4fcdcba05 [INFO] testing totechite/rust-snappy-example against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotechite%2Frust-snappy-example" "/workspace/builds/worker-25/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/totechite/rust-snappy-example on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/totechite/rust-snappy-example [INFO] finished tweaking git repo https://github.com/totechite/rust-snappy-example [INFO] tweaked toml for git repo https://github.com/totechite/rust-snappy-example written to /workspace/builds/worker-25/source/Cargo.toml [INFO] crate git repo https://github.com/totechite/rust-snappy-example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aa39e45150fe68ceee57d8f454969e37b8d51457e20d32d55076e8075a3433bb [INFO] running `Command { std: "docker" "start" "-a" "aa39e45150fe68ceee57d8f454969e37b8d51457e20d32d55076e8075a3433bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa39e45150fe68ceee57d8f454969e37b8d51457e20d32d55076e8075a3433bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa39e45150fe68ceee57d8f454969e37b8d51457e20d32d55076e8075a3433bb", kill_on_drop: false }` [INFO] [stdout] aa39e45150fe68ceee57d8f454969e37b8d51457e20d32d55076e8075a3433bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6818d9b3f2db122c548ca8ec6ef7d11191edd8fa948d04ca870b389b407e254d [INFO] running `Command { std: "docker" "start" "-a" "6818d9b3f2db122c548ca8ec6ef7d11191edd8fa948d04ca870b389b407e254d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling practice_rust_ffi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `snappy_compress` [INFO] [stdout] --> src/bind_snappy.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / fn snappy_compress(input: *const u8, [INFO] [stdout] 8 | | input_length: size_t, [INFO] [stdout] 9 | | compressed: *mut u8, [INFO] [stdout] 10 | | compressed_length: *mut size_t) -> c_int; [INFO] [stdout] | |________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `snappy_uncompress` [INFO] [stdout] --> src/bind_snappy.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | / fn snappy_uncompress(compressed: *const u8, [INFO] [stdout] 12 | | compressed_length: size_t, [INFO] [stdout] 13 | | uncompressed: *mut u8, [INFO] [stdout] 14 | | uncompressed_length: *mut size_t) -> c_int; [INFO] [stdout] | |____________________________________________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `snappy_uncompressed_length` [INFO] [stdout] --> src/bind_snappy.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / fn snappy_uncompressed_length(compressed: *const u8, [INFO] [stdout] 17 | | compressed_length: size_t, [INFO] [stdout] 18 | | result: *mut size_t) -> c_int; [INFO] [stdout] | |________________________________________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `snappy_validate_compressed_buffer` [INFO] [stdout] --> src/bind_snappy.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | / fn snappy_validate_compressed_buffer(compressed: *const u8, [INFO] [stdout] 20 | | compressed_length: size_t) -> c_int; [INFO] [stdout] | |_____________________________________________________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `compress` [INFO] [stdout] --> src/bind_snappy.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn compress(src: &[u8]) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `uncompress` [INFO] [stdout] --> src/bind_snappy.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn uncompress(src: &[u8]) -> Option> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `validate_compressed_buffer` [INFO] [stdout] --> src/bind_snappy.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn validate_compressed_buffer(src: &[u8]) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/practice_rust_ffi-b1bd242530c23b71.practice_rust_ffi.f4d0a946-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/practice_rust_ffi-b1bd242530c23b71.practice_rust_ffi.f4d0a946-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/practice_rust_ffi-b1bd242530c23b71.practice_rust_ffi.f4d0a946-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/practice_rust_ffi-b1bd242530c23b71.practice_rust_ffi.f4d0a946-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/practice_rust_ffi-b1bd242530c23b71.practice_rust_ffi.f4d0a946-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/practice_rust_ffi-b1bd242530c23b71.practice_rust_ffi.f4d0a946-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/practice_rust_ffi-b1bd242530c23b71.practice_rust_ffi.f4d0a946-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/practice_rust_ffi-b1bd242530c23b71.practice_rust_ffi.f4d0a946-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/practice_rust_ffi-b1bd242530c23b71.practice_rust_ffi.f4d0a946-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/practice_rust_ffi-b1bd242530c23b71.1pb9t3ajb913wtg.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lsnappy" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/liblibc-3c0236b122b3fae8.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a46a068050a12a4b.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-1df56095db9453cb.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-9062de483386e50b.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-b988ab269ff13602.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-1bc822d886d4f7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-963eca8df4c224a6.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d805b480c9102e58.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-06dfdbc22b935051.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-d7523a4d118e6572.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-5d7898c7fac3a07d.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-8c2bdbab4845bf3d.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-d578639df0547b30.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-58bbb7b1efa3a5e2.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-4c9b082d197c16f8.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-70f9ed6d8e7a5ce6.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-8c0a241d0360fa53.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-bad7ed93fdd31371.rlib" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-98b4d121af2b7335.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-1d9f7e5920635d15.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.59.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/practice_rust_ffi-b1bd242530c23b71" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs" [INFO] [stdout] = note: /usr/bin/ld: cannot find -lsnappy [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `practice_rust_ffi` due to 2 previous errors; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6818d9b3f2db122c548ca8ec6ef7d11191edd8fa948d04ca870b389b407e254d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6818d9b3f2db122c548ca8ec6ef7d11191edd8fa948d04ca870b389b407e254d", kill_on_drop: false }` [INFO] [stdout] 6818d9b3f2db122c548ca8ec6ef7d11191edd8fa948d04ca870b389b407e254d