[INFO] cloning repository https://github.com/arshiamufti/httpdump
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arshiamufti/httpdump" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farshiamufti%2Fhttpdump", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farshiamufti%2Fhttpdump'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51ce59772cf04785abe450d8525d0b520e91be97
[INFO] testing arshiamufti/httpdump against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farshiamufti%2Fhttpdump" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arshiamufti/httpdump on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arshiamufti/httpdump
[INFO] finished tweaking git repo https://github.com/arshiamufti/httpdump
[INFO] tweaked toml for git repo https://github.com/arshiamufti/httpdump written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/arshiamufti/httpdump already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] d8eee4c5d8ac2ef2f85b3dde1a3d42e12b2f005cd61df3a6e51a8214fea3fd82
[INFO] running `Command { std: "docker" "start" "-a" "d8eee4c5d8ac2ef2f85b3dde1a3d42e12b2f005cd61df3a6e51a8214fea3fd82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8eee4c5d8ac2ef2f85b3dde1a3d42e12b2f005cd61df3a6e51a8214fea3fd82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8eee4c5d8ac2ef2f85b3dde1a3d42e12b2f005cd61df3a6e51a8214fea3fd82", kill_on_drop: false }`
[INFO] [stdout] d8eee4c5d8ac2ef2f85b3dde1a3d42e12b2f005cd61df3a6e51a8214fea3fd82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] afca65a2bd4c62da936db5868e78138bd31ef34b97992642bb841b1df146baa2
[INFO] running `Command { std: "docker" "start" "-a" "afca65a2bd4c62da936db5868e78138bd31ef34b97992642bb841b1df146baa2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.30
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]    Compiling rustc-demangle v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling fixedbitset v0.1.7
[INFO] [stderr]    Compiling ordermap v0.2.11
[INFO] [stderr]    Compiling linked-hash-map v0.5.0
[INFO] [stderr]    Compiling fnv v1.0.5
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling pcap v0.7.0
[INFO] [stderr]    Compiling petgraph v0.4.5
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling backtrace-sys v0.1.12
[INFO] [stderr]    Compiling backtrace v0.3.3
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling mowl v1.1.0
[INFO] [stderr]    Compiling path v0.8.2
[INFO] [stderr]    Compiling peel v0.8.0
[INFO] [stderr]    Compiling peel-ip v0.2.0
[INFO] [stderr]    Compiling httpdump v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut count = 0;
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut count = 0;
[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] 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/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.httpdump.74tsndv3-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e" "/opt/rustwide/target/debug/deps/httpdump-694cf95b21ff770e.4j40ki3jwhh6xu1h.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-d1771aeeaf60728c/out/.libs" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libpeel_ip-5ecfc549692ad55b.rlib" "/opt/rustwide/target/debug/deps/libpath-206eeb6f2a87b013.rlib" "/opt/rustwide/target/debug/deps/liblinked_hash_map-77ecfc1cd0dbf520.rlib" "/opt/rustwide/target/debug/deps/libtime-4bd9c081c8414dc2.rlib" "/opt/rustwide/target/debug/deps/libfnv-cc3eb537a6fb5d65.rlib" "/opt/rustwide/target/debug/deps/libpeel-1ce4f080547c79c2.rlib" "/opt/rustwide/target/debug/deps/libmowl-3ef3371553fb7fc7.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-833e9d31e2a2f462.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-9d86147c8af7adcd.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-aadae6ca6b9e7916.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-0e473ac89e0df59a.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-eb5ecedec54aa001.rlib" "/opt/rustwide/target/debug/deps/libterm-2ed5a45c6bc95c23.rlib" "/opt/rustwide/target/debug/deps/libpetgraph-f0c119ef92117b28.rlib" "/opt/rustwide/target/debug/deps/libordermap-8895509cebd9fb0d.rlib" "/opt/rustwide/target/debug/deps/libfixedbitset-e3fa0090e762d200.rlib" "/opt/rustwide/target/debug/deps/libnom-a56ea6c26db09b6b.rlib" "/opt/rustwide/target/debug/deps/liblog-5df6075caf667027.rlib" "/opt/rustwide/target/debug/deps/libpcap-34d425b2c09d0a4a.rlib" "/opt/rustwide/target/debug/deps/liblibc-ba173ad96c9e846e.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lpcap" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lpcap
[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 `httpdump`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "afca65a2bd4c62da936db5868e78138bd31ef34b97992642bb841b1df146baa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afca65a2bd4c62da936db5868e78138bd31ef34b97992642bb841b1df146baa2", kill_on_drop: false }`
[INFO] [stdout] afca65a2bd4c62da936db5868e78138bd31ef34b97992642bb841b1df146baa2