[INFO] cloning repository jasonlai/nsexec
[INFO] running `"git" "clone" "--bare" "git://github.com/jasonlai/nsexec.git" "work/cache/sources/gh/jasonlai/nsexec"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jasonlai/nsexec'...
[INFO] running `"git" "clone" "work/cache/sources/gh/jasonlai/nsexec" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jasonlai/nsexec"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jasonlai/nsexec'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jasonlai/nsexec" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jasonlai/nsexec"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jasonlai/nsexec'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6f90b8d7027f91862eb22ed3486a381e9b2d242b
[INFO] sha for GitHub repo jasonlai/nsexec: 6f90b8d7027f91862eb22ed3486a381e9b2d242b
[INFO] validating manifest of jasonlai/nsexec on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jasonlai/nsexec on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jasonlai/nsexec
[INFO] finished frobbing jasonlai/nsexec
[INFO] frobbed toml for jasonlai/nsexec written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jasonlai/nsexec/Cargo.toml
[INFO] started frobbing jasonlai/nsexec
[INFO] finished frobbing jasonlai/nsexec
[INFO] frobbed toml for jasonlai/nsexec written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jasonlai/nsexec/Cargo.toml
[INFO] crate jasonlai/nsexec already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jasonlai/nsexec/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jasonlai/nsexec against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jasonlai/nsexec:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 9d364b444f53a87b94e9c67cb50d10482f8b8bdeb84ff7f51ef250d62ed5b9b5
[INFO] running `"docker" "start" "-a" "9d364b444f53a87b94e9c67cb50d10482f8b8bdeb84ff7f51ef250d62ed5b9b5"`
[INFO] [stderr]    Compiling nsexec v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/nsexec.rs:41:55
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn from_arguments(args: Vec<String>, stdout: &mut Write, stderr: &mut Write) -> Result<T, i32>;
[INFO] [stderr]    |                                                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/nsexec.rs:41:75
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn from_arguments(args: Vec<String>, stdout: &mut Write, stderr: &mut Write) -> Result<T, i32>;
[INFO] [stderr]    |                                                                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/nsexec.rs:73:55
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn from_arguments(args: Vec<String>, stdout: &mut Write, stderr: &mut Write) -> Result<NSExecutor, i32> {
[INFO] [stderr]    |                                                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/nsexec.rs:73:75
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn from_arguments(args: Vec<String>, stdout: &mut Write, stderr: &mut Write) -> Result<NSExecutor, i32> {
[INFO] [stderr]    |                                                                           ^^^^^ help: use `dyn`: `dyn Write`
[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/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.nsexec.f3ke480t-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6" "/opt/crater/target/debug/deps/nsexec-77e110e197e771c6.2e2h6z6hha7covl4.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lmount" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/liblibc-2be231e10ed03565.rlib" "/opt/crater/target/debug/deps/libargparse-f9cf954d3812472f.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5eb7072357e3f704.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-be57a0a20ef83edc.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-53ea5c4d1e8787c5.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-90a03fea645d1ca0.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-d0be8ec5eb12a622.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-c9bd1ed65ad5f9b5.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-232a620458cbc142.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-378c2daa95643520.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b1ad0e3b0cafff9a.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bd92551ef79ec0f7.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-6f92150ede6dcf89.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5d5836de4a922af7.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0bd990bd23dec0da.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5a50a9afbc6d167.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lmount
[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 `nsexec`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9d364b444f53a87b94e9c67cb50d10482f8b8bdeb84ff7f51ef250d62ed5b9b5"`
[INFO] running `"docker" "rm" "-f" "9d364b444f53a87b94e9c67cb50d10482f8b8bdeb84ff7f51ef250d62ed5b9b5"`
[INFO] [stdout] 9d364b444f53a87b94e9c67cb50d10482f8b8bdeb84ff7f51ef250d62ed5b9b5