[INFO] cloning repository https://github.com/ilkka/try-krustlet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ilkka/try-krustlet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filkka%2Ftry-krustlet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filkka%2Ftry-krustlet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19974120c5da1c9a943b8a5f8736a6fc2d209cb1
[INFO] checking ilkka/try-krustlet against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filkka%2Ftry-krustlet" "/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/ilkka/try-krustlet 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/ilkka/try-krustlet
[INFO] finished tweaking git repo https://github.com/ilkka/try-krustlet
[INFO] tweaked toml for git repo https://github.com/ilkka/try-krustlet written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ilkka/try-krustlet 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] 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] 46bc3b21f9974c7c1bc5dd3c9416bd2e2bef05332c0b32f92ff3ddac877d1f62
[INFO] running `Command { std: "docker" "start" "-a" "46bc3b21f9974c7c1bc5dd3c9416bd2e2bef05332c0b32f92ff3ddac877d1f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46bc3b21f9974c7c1bc5dd3c9416bd2e2bef05332c0b32f92ff3ddac877d1f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46bc3b21f9974c7c1bc5dd3c9416bd2e2bef05332c0b32f92ff3ddac877d1f62", kill_on_drop: false }`
[INFO] [stdout] 46bc3b21f9974c7c1bc5dd3c9416bd2e2bef05332c0b32f92ff3ddac877d1f62
[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] dbd86ae13aa47b0b113d141b8e84ef01c2c7bae3158b2f982127d3805c449378
[INFO] running `Command { std: "docker" "start" "-a" "dbd86ae13aa47b0b113d141b8e84ef01c2c7bae3158b2f982127d3805c449378", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking hello-world-repeater v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.75s
[INFO] running `Command { std: "docker" "inspect" "dbd86ae13aa47b0b113d141b8e84ef01c2c7bae3158b2f982127d3805c449378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbd86ae13aa47b0b113d141b8e84ef01c2c7bae3158b2f982127d3805c449378", kill_on_drop: false }`
[INFO] [stdout] dbd86ae13aa47b0b113d141b8e84ef01c2c7bae3158b2f982127d3805c449378
[INFO] checking ilkka/try-krustlet against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filkka%2Ftry-krustlet" "/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/ilkka/try-krustlet 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/ilkka/try-krustlet
[INFO] finished tweaking git repo https://github.com/ilkka/try-krustlet
[INFO] tweaked toml for git repo https://github.com/ilkka/try-krustlet written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ilkka/try-krustlet 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-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d448d555a4e22d7fbffd83b85705d06ff22edcb68b8efddde64d7c3232420ca6
[INFO] running `Command { std: "docker" "start" "-a" "d448d555a4e22d7fbffd83b85705d06ff22edcb68b8efddde64d7c3232420ca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d448d555a4e22d7fbffd83b85705d06ff22edcb68b8efddde64d7c3232420ca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d448d555a4e22d7fbffd83b85705d06ff22edcb68b8efddde64d7c3232420ca6", kill_on_drop: false }`
[INFO] [stdout] d448d555a4e22d7fbffd83b85705d06ff22edcb68b8efddde64d7c3232420ca6
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7c56be8070c2628fd752383b86d88527309d74e6828aa5b1ad22a9c6488cb81
[INFO] running `Command { std: "docker" "start" "-a" "c7c56be8070c2628fd752383b86d88527309d74e6828aa5b1ad22a9c6488cb81", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking hello-world-repeater v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.41s
[INFO] running `Command { std: "docker" "inspect" "c7c56be8070c2628fd752383b86d88527309d74e6828aa5b1ad22a9c6488cb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c56be8070c2628fd752383b86d88527309d74e6828aa5b1ad22a9c6488cb81", kill_on_drop: false }`
[INFO] [stdout] c7c56be8070c2628fd752383b86d88527309d74e6828aa5b1ad22a9c6488cb81