[INFO] fetching crate networking 0.1.2...
[INFO] testing networking-0.1.2 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate networking 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate networking 0.1.2 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate networking 0.1.2
[INFO] finished tweaking crates.io crate networking 0.1.2
[INFO] tweaked toml for crates.io crate networking 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate networking 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a211173ef53957dd4a87a93b91a3d2e57f5d3fabdb4446dbcdb6968ba597f8b
[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" "7a211173ef53957dd4a87a93b91a3d2e57f5d3fabdb4446dbcdb6968ba597f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a211173ef53957dd4a87a93b91a3d2e57f5d3fabdb4446dbcdb6968ba597f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a211173ef53957dd4a87a93b91a3d2e57f5d3fabdb4446dbcdb6968ba597f8b", kill_on_drop: false }`
[INFO] [stdout] 7a211173ef53957dd4a87a93b91a3d2e57f5d3fabdb4446dbcdb6968ba597f8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 18eb9e066621edc610eff21c9a73e3458af5ee2f0af6c0f03cf8d4ccf095850c
[INFO] running `Command { std: "docker" "start" "-a" "18eb9e066621edc610eff21c9a73e3458af5ee2f0af6c0f03cf8d4ccf095850c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling num-bigint-dig v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.8.0
[INFO] [stderr]    Compiling sha2 v0.9.0
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling simple_asn1 v0.4.0
[INFO] [stderr]    Compiling pem v0.8.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling rsa v0.3.0
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling networking v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/lib.rs:301:40
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub async fn async_send(&mut self, buf: &[u8]) -> std::io::Result<usize>{
[INFO] [stdout]     |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "18eb9e066621edc610eff21c9a73e3458af5ee2f0af6c0f03cf8d4ccf095850c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18eb9e066621edc610eff21c9a73e3458af5ee2f0af6c0f03cf8d4ccf095850c", kill_on_drop: false }`
[INFO] [stdout] 18eb9e066621edc610eff21c9a73e3458af5ee2f0af6c0f03cf8d4ccf095850c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a1e8f9713e38627384e04a5afaec97c191bffa522a9e490ec235b2bb930142e
[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" "4a1e8f9713e38627384e04a5afaec97c191bffa522a9e490ec235b2bb930142e", kill_on_drop: false }`
[INFO] [stderr]    Compiling networking v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/lib.rs:301:40
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub async fn async_send(&mut self, buf: &[u8]) -> std::io::Result<usize>{
[INFO] [stdout]     |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/lib.rs:301:40
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub async fn async_send(&mut self, buf: &[u8]) -> std::io::Result<usize>{
[INFO] [stdout]     |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.10s
[INFO] running `Command { std: "docker" "inspect" "4a1e8f9713e38627384e04a5afaec97c191bffa522a9e490ec235b2bb930142e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a1e8f9713e38627384e04a5afaec97c191bffa522a9e490ec235b2bb930142e", kill_on_drop: false }`
[INFO] [stdout] 4a1e8f9713e38627384e04a5afaec97c191bffa522a9e490ec235b2bb930142e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec4d2d61463b66fbf9a00176be830a56eb93498d0663319d536998c55c2110fb
[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" "ec4d2d61463b66fbf9a00176be830a56eb93498d0663319d536998c55c2110fb", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]    --> src/lib.rs:301:40
[INFO] [stderr]     |
[INFO] [stderr] 301 |     pub async fn async_send(&mut self, buf: &[u8]) -> std::io::Result<usize>{
[INFO] [stderr]     |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]    --> src/lib.rs:301:40
[INFO] [stderr]     |
[INFO] [stderr] 301 |     pub async fn async_send(&mut self, buf: &[u8]) -> std::io::Result<usize>{
[INFO] [stderr]     |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/networking-68977eec838e548c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests networking
[INFO] [stdout] test peers::back_and_forth ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 3) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 35) ... test src/lib.rs - (line 35) has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "ec4d2d61463b66fbf9a00176be830a56eb93498d0663319d536998c55c2110fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4d2d61463b66fbf9a00176be830a56eb93498d0663319d536998c55c2110fb", kill_on_drop: false }`
[INFO] [stdout] ec4d2d61463b66fbf9a00176be830a56eb93498d0663319d536998c55c2110fb