Dec 13 01:06:47.383 INFO testing takakawa/tcpdump-helper against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 01:06:47.384 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 01:06:47.602 INFO [stdout] 94a9f7d4ceaa19b0702f7027839d0d9184ce4a49a6fdd1fc6463675b4373d94b
Dec 13 01:06:47.607 INFO running `"docker" "start" "-a" "94a9f7d4ceaa19b0702f7027839d0d9184ce4a49a6fdd1fc6463675b4373d94b"`
Dec 13 01:06:47.974 INFO [stderr] usermod: no changes
Dec 13 01:06:48.027 INFO [stderr]    Compiling tcpdump-helper v0.1.0 (/source)
Dec 13 01:06:48.415 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 01:06:48.415 INFO [stderr]   --> src/main.rs:48:2
Dec 13 01:06:48.415 INFO [stderr]    |
Dec 13 01:06:48.415 INFO [stderr] 48 |     write!(tcpdump_command,"-i {} ",dev);
Dec 13 01:06:48.415 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 01:06:48.415 INFO [stderr]    |
Dec 13 01:06:48.415 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 01:06:48.415 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 01:06:48.415 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 01:06:48.415 INFO [stderr] 
Dec 13 01:06:48.415 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 01:06:48.415 INFO [stderr]   --> src/main.rs:51:3
Dec 13 01:06:48.415 INFO [stderr]    |
Dec 13 01:06:48.415 INFO [stderr] 51 |         write!(tcpdump_command,"-Ann ");
Dec 13 01:06:48.415 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 01:06:48.415 INFO [stderr]    |
Dec 13 01:06:48.415 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 01:06:48.415 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 01:06:48.415 INFO [stderr] 
Dec 13 01:06:48.415 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 01:06:48.415 INFO [stderr]   --> src/main.rs:55:2
Dec 13 01:06:48.415 INFO [stderr]    |
Dec 13 01:06:48.415 INFO [stderr] 55 |     write!(tcpdump_command,"\' port {} and ",port);
Dec 13 01:06:48.415 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 01:06:48.415 INFO [stderr]    |
Dec 13 01:06:48.415 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 01:06:48.415 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 01:06:48.415 INFO [stderr] 
Dec 13 01:06:48.415 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 01:06:48.415 INFO [stderr]   --> src/main.rs:76:3
Dec 13 01:06:48.415 INFO [stderr]    |
Dec 13 01:06:48.415 INFO [stderr] 76 |         write!(&mut tcpdump_command, " and tcp[((tcp[12:1] & 0xf0) >> 2)+{}:4]=0x",url_offset);
Dec 13 01:06:48.415 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 01:06:48.415 INFO [stderr]    |
Dec 13 01:06:48.415 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 01:06:48.415 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 01:06:48.415 INFO [stderr] 
Dec 13 01:06:48.415 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 01:06:48.415 INFO [stderr]   --> src/main.rs:88:2
Dec 13 01:06:48.415 INFO [stderr]    |
Dec 13 01:06:48.415 INFO [stderr] 88 |     write!(tcpdump_command,"\'");
Dec 13 01:06:48.415 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 01:06:48.415 INFO [stderr]    |
Dec 13 01:06:48.415 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 01:06:48.415 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 01:06:48.415 INFO [stderr] 
Dec 13 01:06:49.267 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
Dec 13 01:06:49.272 INFO [stderr] su: No module specific data is present
Dec 13 01:06:49.526 INFO running `"docker" "inspect" "94a9f7d4ceaa19b0702f7027839d0d9184ce4a49a6fdd1fc6463675b4373d94b"`
Dec 13 01:06:49.622 INFO running `"docker" "rm" "-f" "94a9f7d4ceaa19b0702f7027839d0d9184ce4a49a6fdd1fc6463675b4373d94b"`
Dec 13 01:06:49.701 INFO [stdout] 94a9f7d4ceaa19b0702f7027839d0d9184ce4a49a6fdd1fc6463675b4373d94b
Dec 13 01:06:49.705 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 01:06:49.895 INFO [stdout] 64839ad424f503de9fdea121437ce8bb59e740c201754353f98892fd288a9637
Dec 13 01:06:49.898 INFO running `"docker" "start" "-a" "64839ad424f503de9fdea121437ce8bb59e740c201754353f98892fd288a9637"`
Dec 13 01:06:50.297 INFO [stderr] usermod: no changes
Dec 13 01:06:50.351 INFO [stderr]    Compiling tcpdump-helper v0.1.0 (/source)
Dec 13 01:06:50.715 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 01:06:50.715 INFO [stderr]   --> src/main.rs:48:2
Dec 13 01:06:50.715 INFO [stderr]    |
Dec 13 01:06:50.715 INFO [stderr] 48 |     write!(tcpdump_command,"-i {} ",dev);
Dec 13 01:06:50.715 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 01:06:50.715 INFO [stderr]    |
Dec 13 01:06:50.715 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 01:06:50.715 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 01:06:50.764 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 01:06:50.764 INFO [stderr] 
Dec 13 01:06:50.764 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 01:06:50.764 INFO [stderr]   --> src/main.rs:51:3
Dec 13 01:06:50.764 INFO [stderr]    |
Dec 13 01:06:50.764 INFO [stderr] 51 |         write!(tcpdump_command,"-Ann ");
Dec 13 01:06:50.764 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 01:06:50.765 INFO [stderr]    |
Dec 13 01:06:50.765 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 01:06:50.765 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 01:06:50.765 INFO [stderr] 
Dec 13 01:06:50.765 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 01:06:50.765 INFO [stderr]   --> src/main.rs:55:2
Dec 13 01:06:50.765 INFO [stderr]    |
Dec 13 01:06:50.765 INFO [stderr] 55 |     write!(tcpdump_command,"\' port {} and ",port);
Dec 13 01:06:50.765 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 01:06:50.765 INFO [stderr]    |
Dec 13 01:06:50.765 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 01:06:50.765 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 01:06:50.765 INFO [stderr] 
Dec 13 01:06:50.765 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 01:06:50.765 INFO [stderr]   --> src/main.rs:76:3
Dec 13 01:06:50.765 INFO [stderr]    |
Dec 13 01:06:50.765 INFO [stderr] 76 |         write!(&mut tcpdump_command, " and tcp[((tcp[12:1] & 0xf0) >> 2)+{}:4]=0x",url_offset);
Dec 13 01:06:50.765 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 01:06:50.765 INFO [stderr]    |
Dec 13 01:06:50.765 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 01:06:50.765 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 01:06:50.765 INFO [stderr] 
Dec 13 01:06:50.765 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 01:06:50.765 INFO [stderr]   --> src/main.rs:88:2
Dec 13 01:06:50.765 INFO [stderr]    |
Dec 13 01:06:50.765 INFO [stderr] 88 |     write!(tcpdump_command,"\'");
Dec 13 01:06:50.765 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 01:06:50.765 INFO [stderr]    |
Dec 13 01:06:50.765 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 01:06:50.765 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 01:06:50.765 INFO [stderr] 
Dec 13 01:06:50.941 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Dec 13 01:06:50.941 INFO [stderr] su: No module specific data is present
Dec 13 01:06:51.179 INFO running `"docker" "inspect" "64839ad424f503de9fdea121437ce8bb59e740c201754353f98892fd288a9637"`
Dec 13 01:06:51.296 INFO running `"docker" "rm" "-f" "64839ad424f503de9fdea121437ce8bb59e740c201754353f98892fd288a9637"`
Dec 13 01:06:51.400 INFO [stdout] 64839ad424f503de9fdea121437ce8bb59e740c201754353f98892fd288a9637
Dec 13 01:06:51.408 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 01:06:51.591 INFO [stdout] 28b23d4a43d7abbbdfd990c12e3a40a037dd0300c29727f5ba11dc24d0ba3dfb
Dec 13 01:06:51.596 INFO running `"docker" "start" "-a" "28b23d4a43d7abbbdfd990c12e3a40a037dd0300c29727f5ba11dc24d0ba3dfb"`
Dec 13 01:06:52.058 INFO [stderr] usermod: no changes
Dec 13 01:06:52.109 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 13 01:06:52.110 INFO [stderr]      Running /target/debug/deps/tcpdump_helper-3f8dbb40b83cd40c
Dec 13 01:06:52.116 INFO [stdout] 
Dec 13 01:06:52.116 INFO [stdout] running 0 tests
Dec 13 01:06:52.116 INFO [stdout] 
Dec 13 01:06:52.116 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 01:06:52.116 INFO [stdout] 
Dec 13 01:06:52.118 INFO [stderr] su: No module specific data is present
Dec 13 01:06:52.400 INFO running `"docker" "inspect" "28b23d4a43d7abbbdfd990c12e3a40a037dd0300c29727f5ba11dc24d0ba3dfb"`
Dec 13 01:06:52.536 INFO running `"docker" "rm" "-f" "28b23d4a43d7abbbdfd990c12e3a40a037dd0300c29727f5ba11dc24d0ba3dfb"`
Dec 13 01:06:52.668 INFO [stdout] 28b23d4a43d7abbbdfd990c12e3a40a037dd0300c29727f5ba11dc24d0ba3dfb