[INFO] cloning repository https://github.com/allthetime/rust_http_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/allthetime/rust_http_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallthetime%2Frust_http_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallthetime%2Frust_http_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7c0f3ffde02a40c365c357de1ea584a74932495
[INFO] checking allthetime/rust_http_server against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallthetime%2Frust_http_server" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/allthetime/rust_http_server 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/allthetime/rust_http_server
[INFO] finished tweaking git repo https://github.com/allthetime/rust_http_server
[INFO] tweaked toml for git repo https://github.com/allthetime/rust_http_server written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/allthetime/rust_http_server 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 pest_generator v2.0.0
[INFO] [stderr]   Downloaded pest_meta v2.0.3
[INFO] [stderr]   Downloaded digest v0.7.6
[INFO] [stderr]   Downloaded sha-1 v0.7.0
[INFO] [stderr]   Downloaded ryu v0.2.6
[INFO] [stderr]   Downloaded handlebars v1.1.0
[INFO] [stderr]   Downloaded pest v2.0.2
[INFO] [stderr]   Downloaded maplit v1.0.1
[INFO] [stderr]   Downloaded ucd-trie v0.1.1
[INFO] [stderr]   Downloaded typenum v1.10.0
[INFO] [stderr]   Downloaded arrayref v0.3.5
[INFO] [stderr]   Downloaded block-buffer v0.3.3
[INFO] [stderr]   Downloaded byte-tools v0.2.0
[INFO] [stderr]   Downloaded generic-array v0.9.0
[INFO] [stderr]   Downloaded pest_derive v2.0.1
[INFO] [stderr]   Downloaded serde_json v1.0.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 09383151c10101e3342d0316c3c7877487ff6e595b18cefc52c2bce4b69c113a
[INFO] running `Command { std: "docker" "start" "-a" "09383151c10101e3342d0316c3c7877487ff6e595b18cefc52c2bce4b69c113a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09383151c10101e3342d0316c3c7877487ff6e595b18cefc52c2bce4b69c113a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09383151c10101e3342d0316c3c7877487ff6e595b18cefc52c2bce4b69c113a", kill_on_drop: false }`
[INFO] [stdout] 09383151c10101e3342d0316c3c7877487ff6e595b18cefc52c2bce4b69c113a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d3434469d9dabd5170df000ee0da16e1b35758deba8ad983f3812638106cec5c
[INFO] running `Command { std: "docker" "start" "-a" "d3434469d9dabd5170df000ee0da16e1b35758deba8ad983f3812638106cec5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking ucd-util v0.1.2
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling pest v2.0.2
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking walkdir v2.2.6
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling pest_meta v2.0.3
[INFO] [stderr]    Compiling pest_generator v2.0.0
[INFO] [stderr]    Compiling pest_derive v2.0.1
[INFO] [stderr]     Checking serde_json v1.0.32
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "d3434469d9dabd5170df000ee0da16e1b35758deba8ad983f3812638106cec5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3434469d9dabd5170df000ee0da16e1b35758deba8ad983f3812638106cec5c", kill_on_drop: false }`
[INFO] [stdout] d3434469d9dabd5170df000ee0da16e1b35758deba8ad983f3812638106cec5c