[INFO] fetching crate mosh-server-upnp 0.2.0...
[INFO] checking mosh-server-upnp-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate mosh-server-upnp 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate mosh-server-upnp 0.2.0 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 crates.io crate mosh-server-upnp 0.2.0
[INFO] finished tweaking crates.io crate mosh-server-upnp 0.2.0
[INFO] tweaked toml for crates.io crate mosh-server-upnp 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate mosh-server-upnp 0.2.0 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded c_linked_list v1.1.1
[INFO] [stderr]   Downloaded get_if_addrs v0.5.3
[INFO] [stderr]   Downloaded attohttpc v0.10.1
[INFO] [stderr]   Downloaded get_if_addrs-sys v0.1.1
[INFO] [stderr]   Downloaded igd v0.11.1
[INFO] [stderr]   Downloaded libc v0.2.127
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 646edb128beddd19a998669d93c57a05020a8f7fd01d53d33dcc3a95988dc08b
[INFO] running `Command { std: "docker" "start" "-a" "646edb128beddd19a998669d93c57a05020a8f7fd01d53d33dcc3a95988dc08b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "646edb128beddd19a998669d93c57a05020a8f7fd01d53d33dcc3a95988dc08b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "646edb128beddd19a998669d93c57a05020a8f7fd01d53d33dcc3a95988dc08b", kill_on_drop: false }`
[INFO] [stdout] 646edb128beddd19a998669d93c57a05020a8f7fd01d53d33dcc3a95988dc08b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e6f4b44034efa15a85b66243f69f9e60f09734390374fea7ef3c69a47222ac19
[INFO] running `Command { std: "docker" "start" "-a" "e6f4b44034efa15a85b66243f69f9e60f09734390374fea7ef3c69a47222ac19", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking xmltree v0.10.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking attohttpc v0.10.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking igd v0.11.1
[INFO] [stderr]     Checking mosh-server-upnp v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.78s
[INFO] running `Command { std: "docker" "inspect" "e6f4b44034efa15a85b66243f69f9e60f09734390374fea7ef3c69a47222ac19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6f4b44034efa15a85b66243f69f9e60f09734390374fea7ef3c69a47222ac19", kill_on_drop: false }`
[INFO] [stdout] e6f4b44034efa15a85b66243f69f9e60f09734390374fea7ef3c69a47222ac19
[INFO] checking mosh-server-upnp-0.2.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate mosh-server-upnp 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate mosh-server-upnp 0.2.0 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 crates.io crate mosh-server-upnp 0.2.0
[INFO] finished tweaking crates.io crate mosh-server-upnp 0.2.0
[INFO] tweaked toml for crates.io crate mosh-server-upnp 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate mosh-server-upnp 0.2.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9a26cd522f2e71ceb897c1d49e9825d645664d8a7430124526642600c488da5c
[INFO] running `Command { std: "docker" "start" "-a" "9a26cd522f2e71ceb897c1d49e9825d645664d8a7430124526642600c488da5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a26cd522f2e71ceb897c1d49e9825d645664d8a7430124526642600c488da5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a26cd522f2e71ceb897c1d49e9825d645664d8a7430124526642600c488da5c", kill_on_drop: false }`
[INFO] [stdout] 9a26cd522f2e71ceb897c1d49e9825d645664d8a7430124526642600c488da5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] bf436aad328a3ee6756c5852a25e7f9498d04a57a2d52f43b3655fd493e698b6
[INFO] running `Command { std: "docker" "start" "-a" "bf436aad328a3ee6756c5852a25e7f9498d04a57a2d52f43b3655fd493e698b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking xmltree v0.10.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking attohttpc v0.10.1
[INFO] [stderr]     Checking igd v0.11.1
[INFO] [stderr]     Checking mosh-server-upnp v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `Command { std: "docker" "inspect" "bf436aad328a3ee6756c5852a25e7f9498d04a57a2d52f43b3655fd493e698b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf436aad328a3ee6756c5852a25e7f9498d04a57a2d52f43b3655fd493e698b6", kill_on_drop: false }`
[INFO] [stdout] bf436aad328a3ee6756c5852a25e7f9498d04a57a2d52f43b3655fd493e698b6