[INFO] cloning repository https://github.com/Whipshout/tools-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Whipshout/tools-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhipshout%2Ftools-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhipshout%2Ftools-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2acf91e8cc0dfe73c95e28aaae48662c496e0bc6
[INFO] checking Whipshout/tools-rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhipshout%2Ftools-rust" "/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/Whipshout/tools-rust 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/Whipshout/tools-rust
[INFO] finished tweaking git repo https://github.com/Whipshout/tools-rust
[INFO] tweaked toml for git repo https://github.com/Whipshout/tools-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Whipshout/tools-rust 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 napi-derive-backend v1.0.8
[INFO] [stderr]   Downloaded napi-derive v2.0.0-alpha.7
[INFO] [stderr]   Downloaded napi-sys v1.1.2
[INFO] [stderr]   Downloaded napi v2.0.0-alpha.6
[INFO] [stderr]   Downloaded fake v2.3.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.27.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.27.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.27.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.27.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.27.0
[INFO] [stderr]   Downloaded windows-sys v0.27.0
[INFO] [stderr]   Downloaded napi-build v1.1.1
[INFO] [stderr]   Downloaded windows v0.27.0
[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] 8007b9f3332108fd2620950768404a14bf81e829a244cd5f3bb863532dbb9073
[INFO] running `Command { std: "docker" "start" "-a" "8007b9f3332108fd2620950768404a14bf81e829a244cd5f3bb863532dbb9073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8007b9f3332108fd2620950768404a14bf81e829a244cd5f3bb863532dbb9073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8007b9f3332108fd2620950768404a14bf81e829a244cd5f3bb863532dbb9073", kill_on_drop: false }`
[INFO] [stdout] 8007b9f3332108fd2620950768404a14bf81e829a244cd5f3bb863532dbb9073
[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] 26361ab7889fa6aef4949640f53fa6cb56eb2d83f38c5dd7e9389046f8ceee5a
[INFO] running `Command { std: "docker" "start" "-a" "26361ab7889fa6aef4949640f53fa6cb56eb2d83f38c5dd7e9389046f8ceee5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling napi-build v1.1.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling tools-rust v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking napi-sys v1.1.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking fake v2.3.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling napi-derive-backend v1.0.8
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling napi-derive v2.0.0-alpha.7
[INFO] [stderr]     Checking napi v2.0.0-alpha.6
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.65s
[INFO] running `Command { std: "docker" "inspect" "26361ab7889fa6aef4949640f53fa6cb56eb2d83f38c5dd7e9389046f8ceee5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26361ab7889fa6aef4949640f53fa6cb56eb2d83f38c5dd7e9389046f8ceee5a", kill_on_drop: false }`
[INFO] [stdout] 26361ab7889fa6aef4949640f53fa6cb56eb2d83f38c5dd7e9389046f8ceee5a
[INFO] checking Whipshout/tools-rust against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhipshout%2Ftools-rust" "/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/Whipshout/tools-rust 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/Whipshout/tools-rust
[INFO] finished tweaking git repo https://github.com/Whipshout/tools-rust
[INFO] tweaked toml for git repo https://github.com/Whipshout/tools-rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Whipshout/tools-rust 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] 2684d53cf81a9ce72e05fe802e12fb0371136a75a81928bbc82381b5a217f775
[INFO] running `Command { std: "docker" "start" "-a" "2684d53cf81a9ce72e05fe802e12fb0371136a75a81928bbc82381b5a217f775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2684d53cf81a9ce72e05fe802e12fb0371136a75a81928bbc82381b5a217f775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2684d53cf81a9ce72e05fe802e12fb0371136a75a81928bbc82381b5a217f775", kill_on_drop: false }`
[INFO] [stdout] 2684d53cf81a9ce72e05fe802e12fb0371136a75a81928bbc82381b5a217f775
[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] 757ae268409f519e2d557090a9e230134a399ded92df09154252ef6deac3c727
[INFO] running `Command { std: "docker" "start" "-a" "757ae268409f519e2d557090a9e230134a399ded92df09154252ef6deac3c727", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling napi-build v1.1.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking napi-sys v1.1.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling tools-rust v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking fake v2.3.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling napi-derive-backend v1.0.8
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling napi-derive v2.0.0-alpha.7
[INFO] [stderr]     Checking napi v2.0.0-alpha.6
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.63s
[INFO] running `Command { std: "docker" "inspect" "757ae268409f519e2d557090a9e230134a399ded92df09154252ef6deac3c727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "757ae268409f519e2d557090a9e230134a399ded92df09154252ef6deac3c727", kill_on_drop: false }`
[INFO] [stdout] 757ae268409f519e2d557090a9e230134a399ded92df09154252ef6deac3c727