[INFO] cloning repository https://github.com/edweird06/rust-web-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edweird06/rust-web-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedweird06%2Frust-web-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedweird06%2Frust-web-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ecb13b3b724886e1658b473e885e50de380c7f12
[INFO] checking edweird06/rust-web-server against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedweird06%2Frust-web-server" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/edweird06/rust-web-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/edweird06/rust-web-server
[INFO] finished tweaking git repo https://github.com/edweird06/rust-web-server
[INFO] tweaked toml for git repo https://github.com/edweird06/rust-web-server written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/edweird06/rust-web-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 cfg-if v0.1.1
[INFO] [stderr]   Downloaded fnv v1.0.5
[INFO] [stderr]   Downloaded prometheus v0.2.8
[INFO] [stderr]   Downloaded quick-error v0.2.2
[INFO] [stderr]   Downloaded unicase v2.0.0
[INFO] [stderr]   Downloaded percent-encoding v1.0.0
[INFO] [stderr]   Downloaded hyper v0.11.0
[INFO] [stderr]   Downloaded num_cpus v1.6.2
[INFO] [stderr]   Downloaded futures-cpupool v0.1.5
[INFO] [stderr]   Downloaded httparse v1.2.3
[INFO] [stderr]   Downloaded mime v0.3.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.19
[INFO] [stderr]   Downloaded time v0.1.37
[INFO] [stderr]   Downloaded lazycell v0.4.0
[INFO] [stderr]   Downloaded net2 v0.2.29
[INFO] [stderr]   Downloaded mio v0.6.9
[INFO] [stderr]   Downloaded scoped-tls v0.1.0
[INFO] [stderr]   Downloaded tokio-core v0.1.8
[INFO] [stderr]   Downloaded byteorder v1.0.0
[INFO] [stderr]   Downloaded libc v0.2.24
[INFO] [stderr]   Downloaded iovec v0.1.0
[INFO] [stderr]   Downloaded bytes v0.4.4
[INFO] [stderr]   Downloaded log v0.3.8
[INFO] [stderr]   Downloaded tokio-io v0.1.2
[INFO] [stderr]   Downloaded futures v0.1.14
[INFO] [stderr]   Downloaded protobuf v1.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 70ee88deba704cdc06926b070c79f0efd3f57c5428440550fb73092c4d86eb4d
[INFO] running `Command { std: "docker" "start" "-a" "70ee88deba704cdc06926b070c79f0efd3f57c5428440550fb73092c4d86eb4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70ee88deba704cdc06926b070c79f0efd3f57c5428440550fb73092c4d86eb4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ee88deba704cdc06926b070c79f0efd3f57c5428440550fb73092c4d86eb4d", kill_on_drop: false }`
[INFO] [stdout] 70ee88deba704cdc06926b070c79f0efd3f57c5428440550fb73092c4d86eb4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 251054750c692ecfd158dd062bdf2f9f0a28e8135a9894f1d857a7aeffddfc46
[INFO] running `Command { std: "docker" "start" "-a" "251054750c692ecfd158dd062bdf2f9f0a28e8135a9894f1d857a7aeffddfc46", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.24
[INFO] [stderr]     Checking futures v0.1.14
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking cfg-if v0.1.1
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking quick-error v0.2.2
[INFO] [stderr]     Checking httparse v1.2.3
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking percent-encoding v1.0.0
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking net2 v0.2.29
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking bytes v0.4.4
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking mio v0.6.9
[INFO] [stderr]     Checking protobuf v1.4.1
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]     Checking tokio-io v0.1.2
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking futures-cpupool v0.1.5
[INFO] [stderr]     Checking mime v0.3.2
[INFO] [stderr]     Checking tokio-core v0.1.8
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.0
[INFO] [stderr]     Checking prometheus v0.2.8
[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.19s
[INFO] running `Command { std: "docker" "inspect" "251054750c692ecfd158dd062bdf2f9f0a28e8135a9894f1d857a7aeffddfc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "251054750c692ecfd158dd062bdf2f9f0a28e8135a9894f1d857a7aeffddfc46", kill_on_drop: false }`
[INFO] [stdout] 251054750c692ecfd158dd062bdf2f9f0a28e8135a9894f1d857a7aeffddfc46
[INFO] checking edweird06/rust-web-server against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedweird06%2Frust-web-server" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/edweird06/rust-web-server 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/edweird06/rust-web-server
[INFO] finished tweaking git repo https://github.com/edweird06/rust-web-server
[INFO] tweaked toml for git repo https://github.com/edweird06/rust-web-server written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/edweird06/rust-web-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9512a219b7f6a067aec70fad72e477ae806ecd82675eb2d02a69ac28aaec49e2
[INFO] running `Command { std: "docker" "start" "-a" "9512a219b7f6a067aec70fad72e477ae806ecd82675eb2d02a69ac28aaec49e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9512a219b7f6a067aec70fad72e477ae806ecd82675eb2d02a69ac28aaec49e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9512a219b7f6a067aec70fad72e477ae806ecd82675eb2d02a69ac28aaec49e2", kill_on_drop: false }`
[INFO] [stdout] 9512a219b7f6a067aec70fad72e477ae806ecd82675eb2d02a69ac28aaec49e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a32dfe13bbb723f010e0c25bf5e1b090ec050071ef2a766025890e204fc45557
[INFO] running `Command { std: "docker" "start" "-a" "a32dfe13bbb723f010e0c25bf5e1b090ec050071ef2a766025890e204fc45557", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.24
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking futures v0.1.14
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.1
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking httparse v1.2.3
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking percent-encoding v1.0.0
[INFO] [stderr]     Checking protobuf v1.4.1
[INFO] [stderr]     Checking quick-error v0.2.2
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking net2 v0.2.29
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking bytes v0.4.4
[INFO] [stderr]     Checking mio v0.6.9
[INFO] [stderr]     Checking tokio-io v0.1.2
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking futures-cpupool v0.1.5
[INFO] [stderr]     Checking mime v0.3.2
[INFO] [stderr]     Checking tokio-core v0.1.8
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.0
[INFO] [stderr]     Checking prometheus v0.2.8
[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `Command { std: "docker" "inspect" "a32dfe13bbb723f010e0c25bf5e1b090ec050071ef2a766025890e204fc45557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32dfe13bbb723f010e0c25bf5e1b090ec050071ef2a766025890e204fc45557", kill_on_drop: false }`
[INFO] [stdout] a32dfe13bbb723f010e0c25bf5e1b090ec050071ef2a766025890e204fc45557