[INFO] fetching crate tiny-ping 0.4.2...
[INFO] testing tiny-ping-0.4.2 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate tiny-ping 0.4.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tiny-ping 0.4.2 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tiny-ping 0.4.2
[INFO] finished tweaking crates.io crate tiny-ping 0.4.2
[INFO] tweaked toml for crates.io crate tiny-ping 0.4.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pnet_base v0.27.2
[INFO] [stderr]   Downloaded pnet_macros v0.27.2
[INFO] [stderr]   Downloaded pnet_packet v0.27.2
[INFO] [stderr]   Downloaded pnet_macros_support v0.27.2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 9c59630bd811a8bd756915bed6542ea7114f74ccb65c45f5456a25ba505786ce
[INFO] running `Command { std: "docker" "start" "-a" "9c59630bd811a8bd756915bed6542ea7114f74ccb65c45f5456a25ba505786ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c59630bd811a8bd756915bed6542ea7114f74ccb65c45f5456a25ba505786ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c59630bd811a8bd756915bed6542ea7114f74ccb65c45f5456a25ba505786ce", kill_on_drop: false }`
[INFO] [stdout] 9c59630bd811a8bd756915bed6542ea7114f74ccb65c45f5456a25ba505786ce
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03d937bb0b67b859ce5d2f874895dd535c47d1cdac71b2db02fe584d896f3318
[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" "03d937bb0b67b859ce5d2f874895dd535c47d1cdac71b2db02fe584d896f3318", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling pnet_base v0.27.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling pnet_macros_support v0.27.2
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling socket2 v0.4.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.27.2
[INFO] [stderr]    Compiling pnet_packet v0.27.2
[INFO] [stderr]    Compiling tiny-ping v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.94s
[INFO] running `Command { std: "docker" "inspect" "03d937bb0b67b859ce5d2f874895dd535c47d1cdac71b2db02fe584d896f3318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d937bb0b67b859ce5d2f874895dd535c47d1cdac71b2db02fe584d896f3318", kill_on_drop: false }`
[INFO] [stdout] 03d937bb0b67b859ce5d2f874895dd535c47d1cdac71b2db02fe584d896f3318
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 697f4a90dc63184d485d286e4582021d2793ebc60d5672efb25e69cf05702ac0
[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" "697f4a90dc63184d485d286e4582021d2793ebc60d5672efb25e69cf05702ac0", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny-ping v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "697f4a90dc63184d485d286e4582021d2793ebc60d5672efb25e69cf05702ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "697f4a90dc63184d485d286e4582021d2793ebc60d5672efb25e69cf05702ac0", kill_on_drop: false }`
[INFO] [stdout] 697f4a90dc63184d485d286e4582021d2793ebc60d5672efb25e69cf05702ac0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8b0ae6bbd39bf7310a9358207dde48cbd801949ff934088af52b81d7d49b8c3
[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" "b8b0ae6bbd39bf7310a9358207dde48cbd801949ff934088af52b81d7d49b8c3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tiny_ping-d3c7c495272b7e97)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tiny-ping
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b8b0ae6bbd39bf7310a9358207dde48cbd801949ff934088af52b81d7d49b8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8b0ae6bbd39bf7310a9358207dde48cbd801949ff934088af52b81d7d49b8c3", kill_on_drop: false }`
[INFO] [stdout] b8b0ae6bbd39bf7310a9358207dde48cbd801949ff934088af52b81d7d49b8c3