[INFO] cloning repository https://github.com/KSU5/ip_ex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KSU5/ip_ex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKSU5%2Fip_ex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKSU5%2Fip_ex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd1f1ef266cd37b6fc723655a0c420c331b19707
[INFO] checking KSU5/ip_ex against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKSU5%2Fip_ex" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KSU5/ip_ex on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KSU5/ip_ex
[INFO] finished tweaking git repo https://github.com/KSU5/ip_ex
[INFO] tweaked toml for git repo https://github.com/KSU5/ip_ex written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/KSU5/ip_ex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pnet v0.28.0
[INFO] [stderr]   Downloaded pnet_datalink v0.28.0
[INFO] [stderr]   Downloaded pnet_base v0.28.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.28.0
[INFO] [stderr]   Downloaded pnet_macros v0.28.0
[INFO] [stderr]   Downloaded pnet_sys v0.28.0
[INFO] [stderr]   Downloaded pnet_transport v0.28.0
[INFO] [stderr]   Downloaded pnet_packet v0.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8b8f4dc1c68ac983a6a518a3e438b1f27281b902902e9d519f65dfa6db1ec10
[INFO] running `Command { std: "docker" "start" "-a" "f8b8f4dc1c68ac983a6a518a3e438b1f27281b902902e9d519f65dfa6db1ec10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8b8f4dc1c68ac983a6a518a3e438b1f27281b902902e9d519f65dfa6db1ec10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8b8f4dc1c68ac983a6a518a3e438b1f27281b902902e9d519f65dfa6db1ec10", kill_on_drop: false }`
[INFO] [stdout] f8b8f4dc1c68ac983a6a518a3e438b1f27281b902902e9d519f65dfa6db1ec10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1ebfa4f3a26b9be07fd3e71db911f9d377a3902a969bb2a4c5881a736dd95f2
[INFO] running `Command { std: "docker" "start" "-a" "d1ebfa4f3a26b9be07fd3e71db911f9d377a3902a969bb2a4c5881a736dd95f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking pnet_base v0.28.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling pnet v0.28.0
[INFO] [stderr]     Checking pnet_macros_support v0.28.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking pnet_sys v0.28.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking ipnetwork v0.18.0
[INFO] [stderr]     Checking pnet_datalink v0.28.0
[INFO] [stderr]    Compiling pnet_macros v0.28.0
[INFO] [stderr]     Checking pnet_packet v0.28.0
[INFO] [stderr]     Checking pnet_transport v0.28.0
[INFO] [stderr]     Checking ip_ex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.07s
[INFO] running `Command { std: "docker" "inspect" "d1ebfa4f3a26b9be07fd3e71db911f9d377a3902a969bb2a4c5881a736dd95f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ebfa4f3a26b9be07fd3e71db911f9d377a3902a969bb2a4c5881a736dd95f2", kill_on_drop: false }`
[INFO] [stdout] d1ebfa4f3a26b9be07fd3e71db911f9d377a3902a969bb2a4c5881a736dd95f2
[INFO] checking KSU5/ip_ex against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKSU5%2Fip_ex" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KSU5/ip_ex on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KSU5/ip_ex
[INFO] finished tweaking git repo https://github.com/KSU5/ip_ex
[INFO] tweaked toml for git repo https://github.com/KSU5/ip_ex written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/KSU5/ip_ex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c4ca3d4cd1428557810205e35e8494d959cb40f986aa5b81e52d0465682f0f5
[INFO] running `Command { std: "docker" "start" "-a" "6c4ca3d4cd1428557810205e35e8494d959cb40f986aa5b81e52d0465682f0f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c4ca3d4cd1428557810205e35e8494d959cb40f986aa5b81e52d0465682f0f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c4ca3d4cd1428557810205e35e8494d959cb40f986aa5b81e52d0465682f0f5", kill_on_drop: false }`
[INFO] [stdout] 6c4ca3d4cd1428557810205e35e8494d959cb40f986aa5b81e52d0465682f0f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e9ad8f32f404d8b9e8e2e6657ad43594f17ad7502c3bed8e0d3ab35a49261ae
[INFO] running `Command { std: "docker" "start" "-a" "8e9ad8f32f404d8b9e8e2e6657ad43594f17ad7502c3bed8e0d3ab35a49261ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking pnet_base v0.28.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling pnet v0.28.0
[INFO] [stderr]     Checking pnet_macros_support v0.28.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking pnet_sys v0.28.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking ipnetwork v0.18.0
[INFO] [stderr]     Checking pnet_datalink v0.28.0
[INFO] [stderr]    Compiling pnet_macros v0.28.0
[INFO] [stderr]     Checking pnet_packet v0.28.0
[INFO] [stderr]     Checking pnet_transport v0.28.0
[INFO] [stderr]     Checking ip_ex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.26s
[INFO] running `Command { std: "docker" "inspect" "8e9ad8f32f404d8b9e8e2e6657ad43594f17ad7502c3bed8e0d3ab35a49261ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e9ad8f32f404d8b9e8e2e6657ad43594f17ad7502c3bed8e0d3ab35a49261ae", kill_on_drop: false }`
[INFO] [stdout] 8e9ad8f32f404d8b9e8e2e6657ad43594f17ad7502c3bed8e0d3ab35a49261ae