Dec 05 05:20:18.459 INFO testing takakawa/tcpdump-helper against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 05:20:18.459 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 05:20:18.784 INFO [stdout] 93a97e0d5ce9dc7c9e95edc7256a7d0f8dab3e16229b3bb640f75701d807a340
Dec 05 05:20:18.792 INFO running `"docker" "start" "-a" "93a97e0d5ce9dc7c9e95edc7256a7d0f8dab3e16229b3bb640f75701d807a340"`
Dec 05 05:20:19.576 INFO [stderr] usermod: no changes
Dec 05 05:20:19.622 INFO [stderr]    Compiling clap v2.31.2
Dec 05 05:20:27.493 INFO [stderr]    Compiling tcpdump-helper v0.1.0 (/source)
Dec 05 05:20:27.717 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:20:27.717 INFO [stderr]   --> src/main.rs:48:2
Dec 05 05:20:27.717 INFO [stderr]    |
Dec 05 05:20:27.717 INFO [stderr] 48 |     write!(tcpdump_command,"-i {} ",dev);
Dec 05 05:20:27.717 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:20:27.717 INFO [stderr]    |
Dec 05 05:20:27.717 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 05:20:27.717 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:20:27.717 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 05 05:20:27.717 INFO [stderr] 
Dec 05 05:20:27.717 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:20:27.717 INFO [stderr]   --> src/main.rs:51:3
Dec 05 05:20:27.717 INFO [stderr]    |
Dec 05 05:20:27.717 INFO [stderr] 51 |         write!(tcpdump_command,"-Ann ");
Dec 05 05:20:27.717 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:20:27.717 INFO [stderr]    |
Dec 05 05:20:27.717 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:20:27.717 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 05 05:20:27.717 INFO [stderr] 
Dec 05 05:20:27.717 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:20:27.717 INFO [stderr]   --> src/main.rs:55:2
Dec 05 05:20:27.717 INFO [stderr]    |
Dec 05 05:20:27.717 INFO [stderr] 55 |     write!(tcpdump_command,"\' port {} and ",port);
Dec 05 05:20:27.717 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:20:27.717 INFO [stderr]    |
Dec 05 05:20:27.717 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:20:27.717 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 05 05:20:27.717 INFO [stderr] 
Dec 05 05:20:27.717 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:20:27.717 INFO [stderr]   --> src/main.rs:76:3
Dec 05 05:20:27.718 INFO [stderr]    |
Dec 05 05:20:27.718 INFO [stderr] 76 |         write!(&mut tcpdump_command, " and tcp[((tcp[12:1] & 0xf0) >> 2)+{}:4]=0x",url_offset);
Dec 05 05:20:27.718 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:20:27.718 INFO [stderr]    |
Dec 05 05:20:27.718 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:20:27.718 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 05 05:20:27.718 INFO [stderr] 
Dec 05 05:20:27.718 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:20:27.718 INFO [stderr]   --> src/main.rs:88:2
Dec 05 05:20:27.718 INFO [stderr]    |
Dec 05 05:20:27.718 INFO [stderr] 88 |     write!(tcpdump_command,"\'");
Dec 05 05:20:27.718 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:20:27.718 INFO [stderr]    |
Dec 05 05:20:27.718 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:20:27.718 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 05 05:20:27.718 INFO [stderr] 
Dec 05 05:20:28.324 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.73s
Dec 05 05:20:28.328 INFO [stderr] su: No module specific data is present
Dec 05 05:20:28.553 INFO running `"docker" "inspect" "93a97e0d5ce9dc7c9e95edc7256a7d0f8dab3e16229b3bb640f75701d807a340"`
Dec 05 05:20:28.674 INFO running `"docker" "rm" "-f" "93a97e0d5ce9dc7c9e95edc7256a7d0f8dab3e16229b3bb640f75701d807a340"`
Dec 05 05:20:28.819 INFO [stdout] 93a97e0d5ce9dc7c9e95edc7256a7d0f8dab3e16229b3bb640f75701d807a340
Dec 05 05:20:28.821 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 05:20:28.993 INFO [stdout] 272e65e67c2112fe892aa5d0305d7818d76be34e7c1161041975bf28f580b1db
Dec 05 05:20:28.996 INFO running `"docker" "start" "-a" "272e65e67c2112fe892aa5d0305d7818d76be34e7c1161041975bf28f580b1db"`
Dec 05 05:20:29.314 INFO [stderr] usermod: no changes
Dec 05 05:20:29.365 INFO [stderr]    Compiling tcpdump-helper v0.1.0 (/source)
Dec 05 05:20:29.637 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:20:29.637 INFO [stderr]   --> src/main.rs:48:2
Dec 05 05:20:29.637 INFO [stderr]    |
Dec 05 05:20:29.637 INFO [stderr] 48 |     write!(tcpdump_command,"-i {} ",dev);
Dec 05 05:20:29.637 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:20:29.637 INFO [stderr]    |
Dec 05 05:20:29.637 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 05:20:29.637 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:20:29.637 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 05 05:20:29.637 INFO [stderr] 
Dec 05 05:20:29.637 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:20:29.637 INFO [stderr]   --> src/main.rs:51:3
Dec 05 05:20:29.637 INFO [stderr]    |
Dec 05 05:20:29.637 INFO [stderr] 51 |         write!(tcpdump_command,"-Ann ");
Dec 05 05:20:29.637 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:20:29.637 INFO [stderr]    |
Dec 05 05:20:29.637 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:20:29.637 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 05 05:20:29.637 INFO [stderr] 
Dec 05 05:20:29.637 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:20:29.637 INFO [stderr]   --> src/main.rs:55:2
Dec 05 05:20:29.637 INFO [stderr]    |
Dec 05 05:20:29.637 INFO [stderr] 55 |     write!(tcpdump_command,"\' port {} and ",port);
Dec 05 05:20:29.637 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:20:29.637 INFO [stderr]    |
Dec 05 05:20:29.637 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:20:29.637 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 05 05:20:29.637 INFO [stderr] 
Dec 05 05:20:29.637 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:20:29.637 INFO [stderr]   --> src/main.rs:76:3
Dec 05 05:20:29.637 INFO [stderr]    |
Dec 05 05:20:29.637 INFO [stderr] 76 |         write!(&mut tcpdump_command, " and tcp[((tcp[12:1] & 0xf0) >> 2)+{}:4]=0x",url_offset);
Dec 05 05:20:29.637 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:20:29.637 INFO [stderr]    |
Dec 05 05:20:29.637 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:20:29.637 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 05 05:20:29.637 INFO [stderr] 
Dec 05 05:20:29.637 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:20:29.637 INFO [stderr]   --> src/main.rs:88:2
Dec 05 05:20:29.637 INFO [stderr]    |
Dec 05 05:20:29.637 INFO [stderr] 88 |     write!(tcpdump_command,"\'");
Dec 05 05:20:29.637 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:20:29.637 INFO [stderr]    |
Dec 05 05:20:29.637 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:20:29.637 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 05 05:20:29.637 INFO [stderr] 
Dec 05 05:20:29.874 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Dec 05 05:20:29.878 INFO [stderr] su: No module specific data is present
Dec 05 05:20:30.101 INFO running `"docker" "inspect" "272e65e67c2112fe892aa5d0305d7818d76be34e7c1161041975bf28f580b1db"`
Dec 05 05:20:30.174 INFO running `"docker" "rm" "-f" "272e65e67c2112fe892aa5d0305d7818d76be34e7c1161041975bf28f580b1db"`
Dec 05 05:20:30.296 INFO [stdout] 272e65e67c2112fe892aa5d0305d7818d76be34e7c1161041975bf28f580b1db
Dec 05 05:20:30.298 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 05:20:30.472 INFO [stdout] 5aa336038bf347fdf8a9b2803e557bcb671d623a61fedab9290ac8868a69fb52
Dec 05 05:20:30.474 INFO running `"docker" "start" "-a" "5aa336038bf347fdf8a9b2803e557bcb671d623a61fedab9290ac8868a69fb52"`
Dec 05 05:20:30.848 INFO [stderr] usermod: no changes
Dec 05 05:20:30.895 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 05 05:20:30.897 INFO [stderr]      Running /target/debug/deps/tcpdump_helper-be1d6f5f8f70c004
Dec 05 05:20:30.898 INFO [stdout] 
Dec 05 05:20:30.898 INFO [stdout] running 0 tests
Dec 05 05:20:30.898 INFO [stdout] 
Dec 05 05:20:30.898 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 05:20:30.898 INFO [stdout] 
Dec 05 05:20:30.901 INFO [stderr] su: No module specific data is present
Dec 05 05:20:31.155 INFO running `"docker" "inspect" "5aa336038bf347fdf8a9b2803e557bcb671d623a61fedab9290ac8868a69fb52"`
Dec 05 05:20:31.232 INFO running `"docker" "rm" "-f" "5aa336038bf347fdf8a9b2803e557bcb671d623a61fedab9290ac8868a69fb52"`
Dec 05 05:20:31.337 INFO [stdout] 5aa336038bf347fdf8a9b2803e557bcb671d623a61fedab9290ac8868a69fb52