[INFO] fetching crate nettfiske 0.3.0...
[INFO] checking nettfiske-0.3.0 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] extracting crate nettfiske 0.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate nettfiske 0.3.0 on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nettfiske 0.3.0
[INFO] finished tweaking crates.io crate nettfiske 0.3.0
[INFO] tweaked toml for crates.io crate nettfiske 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate nettfiske 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31347c6d0256bed651a06c36c2f715c34ebbbd2cd675334be496defab6a383bf
[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" "31347c6d0256bed651a06c36c2f715c34ebbbd2cd675334be496defab6a383bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31347c6d0256bed651a06c36c2f715c34ebbbd2cd675334be496defab6a383bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31347c6d0256bed651a06c36c2f715c34ebbbd2cd675334be496defab6a383bf", kill_on_drop: false }`
[INFO] [stdout] 31347c6d0256bed651a06c36c2f715c34ebbbd2cd675334be496defab6a383bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6231a5d93d5cb8357191bd43c6c2828727062de41ee1da1b937bfe5efb15b50
[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" "f6231a5d93d5cb8357191bd43c6c2828727062de41ee1da1b937bfe5efb15b50", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking unicode_skeleton v0.1.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking console v0.10.0
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stderr]     Checking serde v1.0.119
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking nettfiske v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.72s
[INFO] running `Command { std: "docker" "inspect" "f6231a5d93d5cb8357191bd43c6c2828727062de41ee1da1b937bfe5efb15b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6231a5d93d5cb8357191bd43c6c2828727062de41ee1da1b937bfe5efb15b50", kill_on_drop: false }`
[INFO] [stdout] f6231a5d93d5cb8357191bd43c6c2828727062de41ee1da1b937bfe5efb15b50