Dec 04 09:02:19.880 INFO checking takakawa/tcpdump-helper against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 09:02:19.880 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-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 04 09:02:20.368 INFO [stdout] f037bc5071fc28eae08f5f81fba7b74459f235c8ed9614a4d4cc151eb78b61b0
Dec 04 09:02:20.377 INFO running `"docker" "start" "-a" "f037bc5071fc28eae08f5f81fba7b74459f235c8ed9614a4d4cc151eb78b61b0"`
Dec 04 09:02:21.640 INFO [stderr] usermod: no changes
Dec 04 09:02:21.807 INFO [stderr]     Checking tcpdump-helper v0.1.0 (/source)
Dec 04 09:02:22.395 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 09:02:22.396 INFO [stderr]   --> src/main.rs:48:2
Dec 04 09:02:22.396 INFO [stderr]    |
Dec 04 09:02:22.396 INFO [stderr] 48 |     write!(tcpdump_command,"-i {} ",dev);
Dec 04 09:02:22.396 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:02:22.407 INFO [stderr]    |
Dec 04 09:02:22.407 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 09:02:22.407 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 09:02:22.407 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 04 09:02:22.407 INFO [stderr] 
Dec 04 09:02:22.407 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 09:02:22.407 INFO [stderr]   --> src/main.rs:51:3
Dec 04 09:02:22.407 INFO [stderr]    |
Dec 04 09:02:22.407 INFO [stderr] 51 |         write!(tcpdump_command,"-Ann ");
Dec 04 09:02:22.407 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:02:22.407 INFO [stderr]    |
Dec 04 09:02:22.407 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 09:02:22.407 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 04 09:02:22.407 INFO [stderr] 
Dec 04 09:02:22.407 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 09:02:22.407 INFO [stderr]   --> src/main.rs:55:2
Dec 04 09:02:22.407 INFO [stderr]    |
Dec 04 09:02:22.407 INFO [stderr] 55 |     write!(tcpdump_command,"\' port {} and ",port);
Dec 04 09:02:22.407 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:02:22.407 INFO [stderr]    |
Dec 04 09:02:22.407 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 09:02:22.407 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 04 09:02:22.407 INFO [stderr] 
Dec 04 09:02:22.407 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 09:02:22.407 INFO [stderr]   --> src/main.rs:76:3
Dec 04 09:02:22.407 INFO [stderr]    |
Dec 04 09:02:22.407 INFO [stderr] 76 |         write!(&mut tcpdump_command, " and tcp[((tcp[12:1] & 0xf0) >> 2)+{}:4]=0x",url_offset);
Dec 04 09:02:22.407 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:02:22.407 INFO [stderr]    |
Dec 04 09:02:22.407 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 09:02:22.407 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 04 09:02:22.407 INFO [stderr] 
Dec 04 09:02:22.407 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 09:02:22.407 INFO [stderr]   --> src/main.rs:88:2
Dec 04 09:02:22.407 INFO [stderr]    |
Dec 04 09:02:22.407 INFO [stderr] 88 |     write!(tcpdump_command,"\'");
Dec 04 09:02:22.407 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:02:22.407 INFO [stderr]    |
Dec 04 09:02:22.407 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 09:02:22.407 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 04 09:02:22.407 INFO [stderr] 
Dec 04 09:02:22.411 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 09:02:22.411 INFO [stderr]   --> src/main.rs:48:2
Dec 04 09:02:22.411 INFO [stderr]    |
Dec 04 09:02:22.411 INFO [stderr] 48 |     write!(tcpdump_command,"-i {} ",dev);
Dec 04 09:02:22.411 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:02:22.411 INFO [stderr]    |
Dec 04 09:02:22.411 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 09:02:22.411 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 09:02:22.411 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 04 09:02:22.411 INFO [stderr] 
Dec 04 09:02:22.411 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 09:02:22.411 INFO [stderr]   --> src/main.rs:51:3
Dec 04 09:02:22.411 INFO [stderr]    |
Dec 04 09:02:22.411 INFO [stderr] 51 |         write!(tcpdump_command,"-Ann ");
Dec 04 09:02:22.411 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:02:22.411 INFO [stderr]    |
Dec 04 09:02:22.411 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 09:02:22.411 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 04 09:02:22.411 INFO [stderr] 
Dec 04 09:02:22.411 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 09:02:22.411 INFO [stderr]   --> src/main.rs:55:2
Dec 04 09:02:22.411 INFO [stderr]    |
Dec 04 09:02:22.411 INFO [stderr] 55 |     write!(tcpdump_command,"\' port {} and ",port);
Dec 04 09:02:22.411 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:02:22.411 INFO [stderr]    |
Dec 04 09:02:22.411 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 09:02:22.411 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 04 09:02:22.411 INFO [stderr] 
Dec 04 09:02:22.411 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 09:02:22.411 INFO [stderr]   --> src/main.rs:76:3
Dec 04 09:02:22.411 INFO [stderr]    |
Dec 04 09:02:22.411 INFO [stderr] 76 |         write!(&mut tcpdump_command, " and tcp[((tcp[12:1] & 0xf0) >> 2)+{}:4]=0x",url_offset);
Dec 04 09:02:22.411 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:02:22.411 INFO [stderr]    |
Dec 04 09:02:22.411 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 09:02:22.415 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 04 09:02:22.415 INFO [stderr] 
Dec 04 09:02:22.415 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 09:02:22.415 INFO [stderr]   --> src/main.rs:88:2
Dec 04 09:02:22.415 INFO [stderr]    |
Dec 04 09:02:22.415 INFO [stderr] 88 |     write!(tcpdump_command,"\'");
Dec 04 09:02:22.415 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:02:22.415 INFO [stderr]    |
Dec 04 09:02:22.415 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 09:02:22.415 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 04 09:02:22.415 INFO [stderr] 
Dec 04 09:02:22.459 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Dec 04 09:02:22.459 INFO [stderr] su: No module specific data is present
Dec 04 09:02:23.167 INFO running `"docker" "inspect" "f037bc5071fc28eae08f5f81fba7b74459f235c8ed9614a4d4cc151eb78b61b0"`
Dec 04 09:02:23.497 INFO running `"docker" "rm" "-f" "f037bc5071fc28eae08f5f81fba7b74459f235c8ed9614a4d4cc151eb78b61b0"`
Dec 04 09:02:23.719 INFO [stdout] f037bc5071fc28eae08f5f81fba7b74459f235c8ed9614a4d4cc151eb78b61b0