[INFO] cloning repository https://github.com/koivunej/readpcap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/koivunej/readpcap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoivunej%2Freadpcap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoivunej%2Freadpcap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aafc6d9e031a62cbf7ee9ef297d655e65c1d6e74
[INFO] testing koivunej/readpcap against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoivunej%2Freadpcap" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/koivunej/readpcap on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/koivunej/readpcap
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/koivunej/readpcap
[INFO] tweaked toml for git repo https://github.com/koivunej/readpcap written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/koivunej/readpcap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/koivunej/eventstore-tcp.git`
[INFO] [stderr]     Updating git repository `https://github.com/koivunej/tokio-proto.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive-into-owned v0.1.0
[INFO] [stderr]   Downloaded tokio-core v0.1.7
[INFO] [stderr]   Downloaded mio v0.6.8
[INFO] [stderr]   Downloaded derive_more v0.6.2
[INFO] [stderr]   Downloaded quick-protobuf v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 42b9968838b17815c0e6f807ba0116d8973413fab1c3a7e17f60c1c46a541afe
[INFO] running `Command { std: "docker" "start" "-a" "42b9968838b17815c0e6f807ba0116d8973413fab1c3a7e17f60c1c46a541afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42b9968838b17815c0e6f807ba0116d8973413fab1c3a7e17f60c1c46a541afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42b9968838b17815c0e6f807ba0116d8973413fab1c3a7e17f60c1c46a541afe", kill_on_drop: false }`
[INFO] [stdout] 42b9968838b17815c0e6f807ba0116d8973413fab1c3a7e17f60c1c46a541afe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] c8d5f91354afc0247f26d6a0dc8a56bb19a6f29d6fa4f7f9d5d4442be268e50e
[INFO] running `Command { std: "docker" "start" "-a" "c8d5f91354afc0247f26d6a0dc8a56bb19a6f29d6fa4f7f9d5d4442be268e50e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.23
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling futures v0.1.13
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling bytes v0.4.3
[INFO] [stderr]    Compiling tokio-io v0.1.1
[INFO] [stderr]    Compiling readpcap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/tcp/connection.rs:293:40
[INFO] [stdout]     |
[INFO] [stdout] 293 |                 self.format_ascii(fmt, (count - group_len * groups_per_line), count)?;
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/tcp/connection.rs:322:36
[INFO] [stdout]     |
[INFO] [stdout] 322 |             self.format_ascii(fmt, (count - (count % bytes_per_line)), count)?;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.82s
[INFO] running `Command { std: "docker" "inspect" "c8d5f91354afc0247f26d6a0dc8a56bb19a6f29d6fa4f7f9d5d4442be268e50e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8d5f91354afc0247f26d6a0dc8a56bb19a6f29d6fa4f7f9d5d4442be268e50e", kill_on_drop: false }`
[INFO] [stdout] c8d5f91354afc0247f26d6a0dc8a56bb19a6f29d6fa4f7f9d5d4442be268e50e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0173b83fa3fe84451b1eb90b63816fb149559367cb469432e5e686ba67019788
[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" "0173b83fa3fe84451b1eb90b63816fb149559367cb469432e5e686ba67019788", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling gcc v0.3.49
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/tcp/connection.rs:293:40
[INFO] [stdout]     |
[INFO] [stdout] 293 |                 self.format_ascii(fmt, (count - group_len * groups_per_line), count)?;
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/tcp/connection.rs:322:36
[INFO] [stdout]     |
[INFO] [stdout] 322 |             self.format_ascii(fmt, (count - (count % bytes_per_line)), count)?;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling net2 v0.2.29
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling mio v0.6.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.11
[INFO] [stderr]    Compiling uuid v0.2.3
[INFO] [stderr]    Compiling tokio-core v0.1.7
[INFO] [stderr]    Compiling tokio-proto v0.1.1 (https://github.com/koivunej/tokio-proto.git?branch=generic-requestid#15312a57)
[INFO] [stderr]    Compiling derive-into-owned v0.1.0
[INFO] [stderr]    Compiling derive_more v0.6.2
[INFO] [stderr]    Compiling backtrace v0.3.2
[INFO] [stderr]    Compiling error-chain v0.8.1
[INFO] [stderr]    Compiling quick-protobuf v0.5.0
[INFO] [stderr]    Compiling eventstore-tcp v0.2.0 (https://github.com/koivunej/eventstore-tcp.git#447d86b9)
[INFO] [stderr]    Compiling readpcap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/tcp/connection.rs:293:40
[INFO] [stdout]     |
[INFO] [stdout] 293 |                 self.format_ascii(fmt, (count - group_len * groups_per_line), count)?;
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/tcp/connection.rs:322:36
[INFO] [stdout]     |
[INFO] [stdout] 322 |             self.format_ascii(fmt, (count - (count % bytes_per_line)), count)?;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/read-eventstore_tcp-pcap.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let mut connection = if connections.contains_key(&key.wrapped()) {
[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] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 42.49s
[INFO] running `Command { std: "docker" "inspect" "0173b83fa3fe84451b1eb90b63816fb149559367cb469432e5e686ba67019788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0173b83fa3fe84451b1eb90b63816fb149559367cb469432e5e686ba67019788", kill_on_drop: false }`
[INFO] [stdout] 0173b83fa3fe84451b1eb90b63816fb149559367cb469432e5e686ba67019788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", 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] 235b915a8bb2a4e04f09945b245edfcc473f06be8c4977ed1b09962b70eb72e6
[INFO] running `Command { std: "docker" "start" "-a" "235b915a8bb2a4e04f09945b245edfcc473f06be8c4977ed1b09962b70eb72e6", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/tcp/connection.rs:293:40
[INFO] [stderr]     |
[INFO] [stderr] 293 |                 self.format_ascii(fmt, (count - group_len * groups_per_line), count)?;
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/tcp/connection.rs:322:36
[INFO] [stderr]     |
[INFO] [stderr] 322 |             self.format_ascii(fmt, (count - (count % bytes_per_line)), count)?;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/tcp/connection.rs:293:40
[INFO] [stderr]     |
[INFO] [stderr] 293 |                 self.format_ascii(fmt, (count - group_len * groups_per_line), count)?;
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/tcp/connection.rs:322:36
[INFO] [stderr]     |
[INFO] [stderr] 322 |             self.format_ascii(fmt, (count - (count % bytes_per_line)), count)?;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/read-eventstore_tcp-pcap.rs:142:17
[INFO] [stderr]     |
[INFO] [stderr] 142 |             let mut connection = if connections.contains_key(&key.wrapped()) {
[INFO] [stderr]     |                 ----^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/readpcap-a058503a30762674
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests readpcap
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/tcp/connection.rs:293:40
[INFO] [stderr]     |
[INFO] [stderr] 293 |                 self.format_ascii(fmt, (count - group_len * groups_per_line), count)?;
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/tcp/connection.rs:322:36
[INFO] [stderr]     |
[INFO] [stderr] 322 |             self.format_ascii(fmt, (count - (count % bytes_per_line)), count)?;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "235b915a8bb2a4e04f09945b245edfcc473f06be8c4977ed1b09962b70eb72e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "235b915a8bb2a4e04f09945b245edfcc473f06be8c4977ed1b09962b70eb72e6", kill_on_drop: false }`
[INFO] [stdout] 235b915a8bb2a4e04f09945b245edfcc473f06be8c4977ed1b09962b70eb72e6