[INFO] updating cached repository https://github.com/ssiloti/snap-dedup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07c27a3d537c6cdcbbdaf0dd5df787e3bc776773
[INFO] testing ssiloti/snap-dedup against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssiloti%2Fsnap-dedup" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ssiloti/snap-dedup on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ssiloti/snap-dedup
[INFO] finished tweaking git repo https://github.com/ssiloti/snap-dedup
[INFO] tweaked toml for git repo https://github.com/ssiloti/snap-dedup written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/ssiloti/snap-dedup already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d21203263749979c737b519e39201f29b35e60a09b9aa39122fb8fad5adf9f9
[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" "8d21203263749979c737b519e39201f29b35e60a09b9aa39122fb8fad5adf9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d21203263749979c737b519e39201f29b35e60a09b9aa39122fb8fad5adf9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d21203263749979c737b519e39201f29b35e60a09b9aa39122fb8fad5adf9f9", kill_on_drop: false }`
[INFO] [stdout] 8d21203263749979c737b519e39201f29b35e60a09b9aa39122fb8fad5adf9f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 259bebdcb380aac966e151a3f3c5e9db270a862a6f7ed05018bf28e6826362c7
[INFO] running `Command { std: "docker" "start" "-a" "259bebdcb380aac966e151a3f3c5e9db270a862a6f7ed05018bf28e6826362c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.23
[INFO] [stderr]    Compiling gcc v0.3.46
[INFO] [stderr]    Compiling uuid v0.3.1
[INFO] [stderr]    Compiling crc v1.4.0
[INFO] [stderr]    Compiling minilzo-sys v0.1.0
[INFO] [stderr]    Compiling ioctl v0.3.3
[INFO] [stderr]    Compiling minilzo v0.1.2
[INFO] [stderr]    Compiling miniz-sys v0.1.9
[INFO] [stderr]    Compiling flate2 v0.2.19
[INFO] [stderr]    Compiling btrfs v1.2.1
[INFO] [stderr]    Compiling snap-dedup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:42:3
[INFO] [stdout]    |
[INFO] [stdout] 42 |         try! (
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:59:3
[INFO] [stdout]    |
[INFO] [stdout] 59 |         try! (
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 |             try! (
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:136:3
[INFO] [stdout]     |
[INFO] [stdout] 136 |         try! (btrfs::deduplicate_range(source_file_descriptor.get_value(), &mut dedupe_range));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btrfs::FileExtent`
[INFO] [stdout]  --> src/extent_scanner.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use btrfs::FileExtent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_groups::*`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use print_groups::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:52:14
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 io_error.description ())
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_size_groups`
[INFO] [stdout]  --> src/print_groups.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn print_size_groups(groups: &HashMap<u64, FileGroup>)
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[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" "-L" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.snap_dedup.3h503vqb-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c" "/opt/rustwide/target/debug/deps/snap_dedup-e13321f6979e8e1c.4u7hjcgx8dhmz585.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/miniz-sys-7b6da4cb00d2da33/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libbtrfs-1c95e74e37105225.rlib" "/opt/rustwide/target/debug/deps/libuuid-e393e78cd46f683b.rlib" "/opt/rustwide/target/debug/deps/libminilzo-325506646c4effcf.rlib" "/opt/rustwide/target/debug/deps/libminilzo_sys-160617dfd12f831d.rlib" "/opt/rustwide/target/debug/deps/libflate2-894cb496de9c09d5.rlib" "/opt/rustwide/target/debug/deps/libminiz_sys-896a1446a0e54e34.rlib" "/opt/rustwide/target/debug/deps/libcrc-d1334af44ef37378.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-59e5ac9d69293706.rlib" "/opt/rustwide/target/debug/deps/libioctl-787035689443e37f.rlib" "/opt/rustwide/target/debug/deps/libbitflags-6e3816f1eb43ebed.rlib" "/opt/rustwide/target/debug/deps/liblibc-c757cb129f20a17e.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-8bb11f807a7b6b4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-ca8087507780d964.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-259c92b387c1c166.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-16e0a2fbbb8e14b3.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-8a1651b8e23d2aaf.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-23bdd98b0574083e.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-855a92055ec33e2e.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-24c70dd44fbacdfb.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-b326273841bae587.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ac3c1f0e16507051.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5729542b65954aa.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-09bd1119ab1cad7d.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9a787681bfbeaf61.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-5a0398ee67f74664.rlib" "-Wl,-Bdynamic" "-llzo2" "-lz" "-llzo2" "-llzo2" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -llzo2
[INFO] [stdout]           /usr/bin/ld: cannot find -llzo2
[INFO] [stdout]           /usr/bin/ld: cannot find -llzo2
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `snap-dedup`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "259bebdcb380aac966e151a3f3c5e9db270a862a6f7ed05018bf28e6826362c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259bebdcb380aac966e151a3f3c5e9db270a862a6f7ed05018bf28e6826362c7", kill_on_drop: false }`
[INFO] [stdout] 259bebdcb380aac966e151a3f3c5e9db270a862a6f7ed05018bf28e6826362c7