[INFO] cloning repository https://github.com/michaelhenkel/router-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelhenkel/router-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelhenkel%2Frouter-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelhenkel%2Frouter-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d9441a478cebb91bc4d99a2387b76a1e058b8bb
[INFO] checking michaelhenkel/router-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelhenkel%2Frouter-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelhenkel/router-rs 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] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/michaelhenkel/router-rs
[INFO] finished tweaking git repo https://github.com/michaelhenkel/router-rs
[INFO] tweaked toml for git repo https://github.com/michaelhenkel/router-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelhenkel/router-rs 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 netlink-packet-route v0.17.1
[INFO] [stderr]   Downloaded netlink-proto v0.11.2
[INFO] [stderr]   Downloaded rtnetlink v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3a3f1324c16d0b1f38e5b8ba82b3b565f6b9977ab07e981435c710d35479a754
[INFO] running `Command { std: "docker" "start" "-a" "3a3f1324c16d0b1f38e5b8ba82b3b565f6b9977ab07e981435c710d35479a754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a3f1324c16d0b1f38e5b8ba82b3b565f6b9977ab07e981435c710d35479a754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3f1324c16d0b1f38e5b8ba82b3b565f6b9977ab07e981435c710d35479a754", kill_on_drop: false }`
[INFO] [stdout] 3a3f1324c16d0b1f38e5b8ba82b3b565f6b9977ab07e981435c710d35479a754
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 650a4c7ca487d093aa594946d42743e5af8978a739db693fca7ab20d3ce6eb34
[INFO] running `Command { std: "docker" "start" "-a" "650a4c7ca487d093aa594946d42743e5af8978a739db693fca7ab20d3ce6eb34", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling syn v2.0.33
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.4
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking netlink-packet-utils v0.5.2
[INFO] [stderr]     Checking netlink-packet-core v0.7.0
[INFO] [stderr]     Checking netlink-packet-route v0.17.1
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking netlink-sys v0.8.5
[INFO] [stderr]     Checking netlink-proto v0.11.2
[INFO] [stderr]     Checking rtnetlink v0.13.1
[INFO] [stderr]     Checking router-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.33s
[INFO] running `Command { std: "docker" "inspect" "650a4c7ca487d093aa594946d42743e5af8978a739db693fca7ab20d3ce6eb34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "650a4c7ca487d093aa594946d42743e5af8978a739db693fca7ab20d3ce6eb34", kill_on_drop: false }`
[INFO] [stdout] 650a4c7ca487d093aa594946d42743e5af8978a739db693fca7ab20d3ce6eb34