[INFO] cloning repository https://github.com/blobcode/carafe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blobcode/carafe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblobcode%2Fcarafe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblobcode%2Fcarafe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1f4563ddd06f938e74a51ccdbd4a994fc7ece2d
[INFO] checking blobcode/carafe against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblobcode%2Fcarafe" "/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/blobcode/carafe 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/blobcode/carafe
[INFO] finished tweaking git repo https://github.com/blobcode/carafe
[INFO] tweaked toml for git repo https://github.com/blobcode/carafe written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/blobcode/carafe 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 infer v0.5.0
[INFO] [stderr]   Downloaded path-slash v0.1.4
[INFO] [stderr]   Downloaded cfb v0.4.0
[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] 76f54b4ba331aaf8e12b6f6cb47074d68a9425766ba22501eec84beff215445e
[INFO] running `Command { std: "docker" "start" "-a" "76f54b4ba331aaf8e12b6f6cb47074d68a9425766ba22501eec84beff215445e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76f54b4ba331aaf8e12b6f6cb47074d68a9425766ba22501eec84beff215445e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f54b4ba331aaf8e12b6f6cb47074d68a9425766ba22501eec84beff215445e", kill_on_drop: false }`
[INFO] [stdout] 76f54b4ba331aaf8e12b6f6cb47074d68a9425766ba22501eec84beff215445e
[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] 30038d16502435a31121ff20a206f464a5288640a254185ee001d0b2f3f04155
[INFO] running `Command { std: "docker" "start" "-a" "30038d16502435a31121ff20a206f464a5288640a254185ee001d0b2f3f04155", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking path-slash v0.1.4
[INFO] [stderr]     Checking pico-args v0.4.2
[INFO] [stderr]     Checking cfb v0.4.0
[INFO] [stderr]     Checking infer v0.5.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking tiny_http v0.9.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking carafe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.83s
[INFO] running `Command { std: "docker" "inspect" "30038d16502435a31121ff20a206f464a5288640a254185ee001d0b2f3f04155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30038d16502435a31121ff20a206f464a5288640a254185ee001d0b2f3f04155", kill_on_drop: false }`
[INFO] [stdout] 30038d16502435a31121ff20a206f464a5288640a254185ee001d0b2f3f04155
[INFO] checking blobcode/carafe against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblobcode%2Fcarafe" "/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/blobcode/carafe on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/blobcode/carafe
[INFO] finished tweaking git repo https://github.com/blobcode/carafe
[INFO] tweaked toml for git repo https://github.com/blobcode/carafe written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/blobcode/carafe 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e3d9b523a5e87665f13a79bb0c531404a9c291551f745d69d5ef1aedb1665f1
[INFO] running `Command { std: "docker" "start" "-a" "5e3d9b523a5e87665f13a79bb0c531404a9c291551f745d69d5ef1aedb1665f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e3d9b523a5e87665f13a79bb0c531404a9c291551f745d69d5ef1aedb1665f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e3d9b523a5e87665f13a79bb0c531404a9c291551f745d69d5ef1aedb1665f1", kill_on_drop: false }`
[INFO] [stdout] 5e3d9b523a5e87665f13a79bb0c531404a9c291551f745d69d5ef1aedb1665f1
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a63f56f7a95c9f9cb61710bf5960f0648fb0886b8cba68d441ce26eea1e86999
[INFO] running `Command { std: "docker" "start" "-a" "a63f56f7a95c9f9cb61710bf5960f0648fb0886b8cba68d441ce26eea1e86999", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]     Checking path-slash v0.1.4
[INFO] [stderr]     Checking pico-args v0.4.2
[INFO] [stderr]     Checking cfb v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking infer v0.5.0
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking tiny_http v0.9.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking carafe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.89s
[INFO] running `Command { std: "docker" "inspect" "a63f56f7a95c9f9cb61710bf5960f0648fb0886b8cba68d441ce26eea1e86999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a63f56f7a95c9f9cb61710bf5960f0648fb0886b8cba68d441ce26eea1e86999", kill_on_drop: false }`
[INFO] [stdout] a63f56f7a95c9f9cb61710bf5960f0648fb0886b8cba68d441ce26eea1e86999