[INFO] cloning repository https://github.com/TaherJerbi/mini-redis-tokio-tutorial [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TaherJerbi/mini-redis-tokio-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTaherJerbi%2Fmini-redis-tokio-tutorial", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTaherJerbi%2Fmini-redis-tokio-tutorial'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c951fea6099b7aec809eed3a3bc7551eec6c4094 [INFO] checking TaherJerbi/mini-redis-tokio-tutorial against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTaherJerbi%2Fmini-redis-tokio-tutorial" "/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/TaherJerbi/mini-redis-tokio-tutorial 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/TaherJerbi/mini-redis-tokio-tutorial [INFO] finished tweaking git repo https://github.com/TaherJerbi/mini-redis-tokio-tutorial [INFO] tweaked toml for git repo https://github.com/TaherJerbi/mini-redis-tokio-tutorial written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/TaherJerbi/mini-redis-tokio-tutorial 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 hermit-abi v0.3.4 [INFO] [stderr] Downloaded mini-redis v0.4.1 [INFO] [stderr] Downloaded atoi v0.3.3 [INFO] [stderr] Downloaded iana-time-zone v0.1.59 [INFO] [stderr] Downloaded regex-automata v0.4.4 [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] a8f326a68aa2d9ea7497694def75ce073ee06bf88e72fbf8a4169710d64ba753 [INFO] running `Command { std: "docker" "start" "-a" "a8f326a68aa2d9ea7497694def75ce073ee06bf88e72fbf8a4169710d64ba753", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a8f326a68aa2d9ea7497694def75ce073ee06bf88e72fbf8a4169710d64ba753", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8f326a68aa2d9ea7497694def75ce073ee06bf88e72fbf8a4169710d64ba753", kill_on_drop: false }` [INFO] [stdout] a8f326a68aa2d9ea7497694def75ce073ee06bf88e72fbf8a4169710d64ba753 [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] cbf9a304a4fa14fa30a434724ba1069f9d54656703586bb9f38eb8a113f8ff75 [INFO] running `Command { std: "docker" "start" "-a" "cbf9a304a4fa14fa30a434724ba1069f9d54656703586bb9f38eb8a113f8ff75", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling serde v1.0.195 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling serde_json v1.0.111 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking iana-time-zone v0.1.59 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking tracing-log v0.1.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking regex-automata v0.4.4 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling pin-project-internal v1.1.3 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Checking tokio v1.35.1 [INFO] [stderr] Checking pin-project v1.1.3 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tokio-stream v0.1.14 [INFO] [stderr] Checking mini-redis v0.4.1 [INFO] [stderr] Checking mini-redis-tokio v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.48s [INFO] running `Command { std: "docker" "inspect" "cbf9a304a4fa14fa30a434724ba1069f9d54656703586bb9f38eb8a113f8ff75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbf9a304a4fa14fa30a434724ba1069f9d54656703586bb9f38eb8a113f8ff75", kill_on_drop: false }` [INFO] [stdout] cbf9a304a4fa14fa30a434724ba1069f9d54656703586bb9f38eb8a113f8ff75 [INFO] checking TaherJerbi/mini-redis-tokio-tutorial against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTaherJerbi%2Fmini-redis-tokio-tutorial" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TaherJerbi/mini-redis-tokio-tutorial 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/TaherJerbi/mini-redis-tokio-tutorial [INFO] finished tweaking git repo https://github.com/TaherJerbi/mini-redis-tokio-tutorial [INFO] tweaked toml for git repo https://github.com/TaherJerbi/mini-redis-tokio-tutorial written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/TaherJerbi/mini-redis-tokio-tutorial 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 13c36891a3f0c2e129cad7517df0f82837409e114688a4088a1f5f42cbc68da6 [INFO] running `Command { std: "docker" "start" "-a" "13c36891a3f0c2e129cad7517df0f82837409e114688a4088a1f5f42cbc68da6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13c36891a3f0c2e129cad7517df0f82837409e114688a4088a1f5f42cbc68da6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13c36891a3f0c2e129cad7517df0f82837409e114688a4088a1f5f42cbc68da6", kill_on_drop: false }` [INFO] [stdout] 13c36891a3f0c2e129cad7517df0f82837409e114688a4088a1f5f42cbc68da6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a18116b067f6ea12e002607e5be871e7177d6bbd68db76c98635fd6bc5cc29db [INFO] running `Command { std: "docker" "start" "-a" "a18116b067f6ea12e002607e5be871e7177d6bbd68db76c98635fd6bc5cc29db", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling serde v1.0.195 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling serde_json v1.0.111 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking iana-time-zone v0.1.59 [INFO] [stderr] Checking tracing-log v0.1.4 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking regex-automata v0.4.4 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling pin-project-internal v1.1.3 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Checking tokio v1.35.1 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking pin-project v1.1.3 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tokio-stream v0.1.14 [INFO] [stderr] Checking mini-redis v0.4.1 [INFO] [stderr] Checking mini-redis-tokio v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.22s [INFO] running `Command { std: "docker" "inspect" "a18116b067f6ea12e002607e5be871e7177d6bbd68db76c98635fd6bc5cc29db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a18116b067f6ea12e002607e5be871e7177d6bbd68db76c98635fd6bc5cc29db", kill_on_drop: false }` [INFO] [stdout] a18116b067f6ea12e002607e5be871e7177d6bbd68db76c98635fd6bc5cc29db