[INFO] fetching crate discortp 0.2.1...
[INFO] checking discortp-0.2.1 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate discortp 0.2.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate discortp 0.2.1 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate discortp 0.2.1
[INFO] finished tweaking crates.io crate discortp 0.2.1
[INFO] tweaked toml for crates.io crate discortp 0.2.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pnet_macros_support v0.26.0
[INFO] [stderr]   Downloaded pnet_macros v0.26.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5c15682f66a7c6fee48d7f23362ec9d2dc514a7e48e4fb99eec1e0c25104ba1
[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" "b5c15682f66a7c6fee48d7f23362ec9d2dc514a7e48e4fb99eec1e0c25104ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5c15682f66a7c6fee48d7f23362ec9d2dc514a7e48e4fb99eec1e0c25104ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5c15682f66a7c6fee48d7f23362ec9d2dc514a7e48e4fb99eec1e0c25104ba1", kill_on_drop: false }`
[INFO] [stdout] b5c15682f66a7c6fee48d7f23362ec9d2dc514a7e48e4fb99eec1e0c25104ba1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 436ab8f7fa01a70d58594d51c180308fce64cc43f70689c1f2865d469ea56beb
[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" "436ab8f7fa01a70d58594d51c180308fce64cc43f70689c1f2865d469ea56beb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]     Checking pnet_macros_support v0.26.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.26.0
[INFO] [stderr]    Compiling discortp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ptr::copy_nonoverlapping`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/discortp-9f33d5bc5c7d7de3/out/rtp.rs:552:13
[INFO] [stdout]     |
[INFO] [stdout] 552 |         use std::ptr::copy_nonoverlapping;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/discortp-9f33d5bc5c7d7de3/out/rtp.rs:910:22
[INFO] [stdout]     |
[INFO] [stdout] 910 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/discortp-9f33d5bc5c7d7de3/out/rtp.rs:1023:22
[INFO] [stdout]      |
[INFO] [stdout] 1023 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr::copy_nonoverlapping`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/discortp-9f33d5bc5c7d7de3/out/rtp.rs:552:13
[INFO] [stdout]     |
[INFO] [stdout] 552 |         use std::ptr::copy_nonoverlapping;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/discortp-9f33d5bc5c7d7de3/out/rtp.rs:910:22
[INFO] [stdout]     |
[INFO] [stdout] 910 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/discortp-9f33d5bc5c7d7de3/out/rtp.rs:1023:22
[INFO] [stdout]      |
[INFO] [stdout] 1023 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/rtcp/mod.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 |             _ => unimplemented!(),
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/rtcp/mod.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 |             _ => unimplemented!(),
[INFO] [stdout]    |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/rtcp/mod.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 |             _ => unimplemented!(),
[INFO] [stdout]    |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/rtcp/mod.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 |             _ => unimplemented!(),
[INFO] [stdout]    |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/rtcp/mod.rs:90:4
[INFO] [stdout]    |
[INFO] [stdout] 90 |             _ => unimplemented!(),
[INFO] [stdout]    |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/rtcp/mod.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/rtcp/mod.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/rtcp/mod.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/rtcp/mod.rs:136:4
[INFO] [stdout]     |
[INFO] [stdout] 136 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/rtcp/mod.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/rtcp/mod.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 |             _ => unimplemented!(),
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/rtcp/mod.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 |             _ => unimplemented!(),
[INFO] [stdout]    |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/rtcp/mod.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 |             _ => unimplemented!(),
[INFO] [stdout]    |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/rtcp/mod.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 |             _ => unimplemented!(),
[INFO] [stdout]    |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/rtcp/mod.rs:90:4
[INFO] [stdout]    |
[INFO] [stdout] 90 |             _ => unimplemented!(),
[INFO] [stdout]    |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/rtcp/mod.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/rtcp/mod.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/rtcp/mod.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/rtcp/mod.rs:136:4
[INFO] [stdout]     |
[INFO] [stdout] 136 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/rtcp/mod.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "436ab8f7fa01a70d58594d51c180308fce64cc43f70689c1f2865d469ea56beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "436ab8f7fa01a70d58594d51c180308fce64cc43f70689c1f2865d469ea56beb", kill_on_drop: false }`
[INFO] [stdout] 436ab8f7fa01a70d58594d51c180308fce64cc43f70689c1f2865d469ea56beb