[INFO] fetching crate terminal-banner 0.2.0...
[INFO] checking terminal-banner-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate terminal-banner 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate terminal-banner 0.2.0 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] removed /workspace/builds/worker-6-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate terminal-banner 0.2.0
[INFO] finished tweaking crates.io crate terminal-banner 0.2.0
[INFO] tweaked toml for crates.io crate terminal-banner 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate terminal-banner 0.2.0 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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bdc4c9c7bbe241ca3bb03a0a7a2c5183ca8721bd54e112db4f4f7fadcb4a7364
[INFO] running `Command { std: "docker" "start" "-a" "bdc4c9c7bbe241ca3bb03a0a7a2c5183ca8721bd54e112db4f4f7fadcb4a7364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdc4c9c7bbe241ca3bb03a0a7a2c5183ca8721bd54e112db4f4f7fadcb4a7364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdc4c9c7bbe241ca3bb03a0a7a2c5183ca8721bd54e112db4f4f7fadcb4a7364", kill_on_drop: false }`
[INFO] [stdout] bdc4c9c7bbe241ca3bb03a0a7a2c5183ca8721bd54e112db4f4f7fadcb4a7364
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 842a4dff316057f21d67ac2921f84417c469c2464342be2b7b15e12ece363e45
[INFO] running `Command { std: "docker" "start" "-a" "842a4dff316057f21d67ac2921f84417c469c2464342be2b7b15e12ece363e45", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling unicode-linebreak v0.1.2
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking terminal-banner v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.41s
[INFO] running `Command { std: "docker" "inspect" "842a4dff316057f21d67ac2921f84417c469c2464342be2b7b15e12ece363e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "842a4dff316057f21d67ac2921f84417c469c2464342be2b7b15e12ece363e45", kill_on_drop: false }`
[INFO] [stdout] 842a4dff316057f21d67ac2921f84417c469c2464342be2b7b15e12ece363e45
[INFO] checking terminal-banner-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate terminal-banner 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate terminal-banner 0.2.0 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] removed /workspace/builds/worker-6-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate terminal-banner 0.2.0
[INFO] finished tweaking crates.io crate terminal-banner 0.2.0
[INFO] tweaked toml for crates.io crate terminal-banner 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate terminal-banner 0.2.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 79db898fb1c733baca04b118e0b1030340a8e15e2c7a11d8da197abb1d46e332
[INFO] running `Command { std: "docker" "start" "-a" "79db898fb1c733baca04b118e0b1030340a8e15e2c7a11d8da197abb1d46e332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79db898fb1c733baca04b118e0b1030340a8e15e2c7a11d8da197abb1d46e332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79db898fb1c733baca04b118e0b1030340a8e15e2c7a11d8da197abb1d46e332", kill_on_drop: false }`
[INFO] [stdout] 79db898fb1c733baca04b118e0b1030340a8e15e2c7a11d8da197abb1d46e332
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 58da34d3f6af63ba3dcceadb664366045c199058ec22ee3a5b27d579ad9ec51c
[INFO] running `Command { std: "docker" "start" "-a" "58da34d3f6af63ba3dcceadb664366045c199058ec22ee3a5b27d579ad9ec51c", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling unicode-linebreak v0.1.2
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking terminal-banner v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.42s
[INFO] running `Command { std: "docker" "inspect" "58da34d3f6af63ba3dcceadb664366045c199058ec22ee3a5b27d579ad9ec51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58da34d3f6af63ba3dcceadb664366045c199058ec22ee3a5b27d579ad9ec51c", kill_on_drop: false }`
[INFO] [stdout] 58da34d3f6af63ba3dcceadb664366045c199058ec22ee3a5b27d579ad9ec51c