[INFO] cloning repository https://github.com/MPult/nano-dhcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MPult/nano-dhcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMPult%2Fnano-dhcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMPult%2Fnano-dhcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 478f3de6e86d75ad24ea2bf4f962886723af9a50
[INFO] checking MPult/nano-dhcp against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMPult%2Fnano-dhcp" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MPult/nano-dhcp 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/MPult/nano-dhcp
[INFO] finished tweaking git repo https://github.com/MPult/nano-dhcp
[INFO] tweaked toml for git repo https://github.com/MPult/nano-dhcp written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MPult/nano-dhcp 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dhcproto-macros v0.1.0
[INFO] [stderr]   Downloaded dhcproto v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7e23aa3453ebb53b41511e352dc21bd30cf5492163099d78c1a6ec99ddf4fbaa
[INFO] running `Command { std: "docker" "start" "-a" "7e23aa3453ebb53b41511e352dc21bd30cf5492163099d78c1a6ec99ddf4fbaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e23aa3453ebb53b41511e352dc21bd30cf5492163099d78c1a6ec99ddf4fbaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e23aa3453ebb53b41511e352dc21bd30cf5492163099d78c1a6ec99ddf4fbaa", kill_on_drop: false }`
[INFO] [stdout] 7e23aa3453ebb53b41511e352dc21bd30cf5492163099d78c1a6ec99ddf4fbaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f9c52935c9efb6bea75597d0b42839582019dbf308184c5fc6c43bcd1bc2f1fb
[INFO] running `Command { std: "docker" "start" "-a" "f9c52935c9efb6bea75597d0b42839582019dbf308184c5fc6c43bcd1bc2f1fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling async-trait v0.1.72
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]     Checking data-encoding v2.4.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling dhcproto-macros v0.1.0
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]    Compiling enum-as-inner v0.5.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.29.1
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking trust-dns-proto v0.22.0
[INFO] [stderr]     Checking dhcproto v0.9.0
[INFO] [stderr]     Checking nano-dhcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.20s
[INFO] running `Command { std: "docker" "inspect" "f9c52935c9efb6bea75597d0b42839582019dbf308184c5fc6c43bcd1bc2f1fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9c52935c9efb6bea75597d0b42839582019dbf308184c5fc6c43bcd1bc2f1fb", kill_on_drop: false }`
[INFO] [stdout] f9c52935c9efb6bea75597d0b42839582019dbf308184c5fc6c43bcd1bc2f1fb
[INFO] checking MPult/nano-dhcp against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMPult%2Fnano-dhcp" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MPult/nano-dhcp 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/MPult/nano-dhcp
[INFO] finished tweaking git repo https://github.com/MPult/nano-dhcp
[INFO] tweaked toml for git repo https://github.com/MPult/nano-dhcp written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MPult/nano-dhcp 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e2674d198c19870665b6427a3c12b1d72d0b478218925cd599abdd5e7b768636
[INFO] running `Command { std: "docker" "start" "-a" "e2674d198c19870665b6427a3c12b1d72d0b478218925cd599abdd5e7b768636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2674d198c19870665b6427a3c12b1d72d0b478218925cd599abdd5e7b768636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2674d198c19870665b6427a3c12b1d72d0b478218925cd599abdd5e7b768636", kill_on_drop: false }`
[INFO] [stdout] e2674d198c19870665b6427a3c12b1d72d0b478218925cd599abdd5e7b768636
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1de471b59427bb15e9fe1466a08721649ae85198710f845fb4382882d55392cc
[INFO] running `Command { std: "docker" "start" "-a" "1de471b59427bb15e9fe1466a08721649ae85198710f845fb4382882d55392cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling async-trait v0.1.72
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking data-encoding v2.4.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling dhcproto-macros v0.1.0
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]    Compiling enum-as-inner v0.5.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.29.1
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking trust-dns-proto v0.22.0
[INFO] [stderr]     Checking dhcproto v0.9.0
[INFO] [stderr]     Checking nano-dhcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.15s
[INFO] running `Command { std: "docker" "inspect" "1de471b59427bb15e9fe1466a08721649ae85198710f845fb4382882d55392cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1de471b59427bb15e9fe1466a08721649ae85198710f845fb4382882d55392cc", kill_on_drop: false }`
[INFO] [stdout] 1de471b59427bb15e9fe1466a08721649ae85198710f845fb4382882d55392cc