[INFO] cloning repository https://github.com/kristof-mattei/logscreen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kristof-mattei/logscreen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristof-mattei%2Flogscreen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristof-mattei%2Flogscreen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 422ad7e8af0a5ddc5f35c9c58950ec071644cc1a
[INFO] checking kristof-mattei/logscreen against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristof-mattei%2Flogscreen" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kristof-mattei/logscreen 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-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/kristof-mattei/logscreen
[INFO] finished tweaking git repo https://github.com/kristof-mattei/logscreen
[INFO] tweaked toml for git repo https://github.com/kristof-mattei/logscreen written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kristof-mattei/logscreen 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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e7756e41745ae008dab3a0049997f68c79a527f481015198fe27ab98fac32b64
[INFO] running `Command { std: "docker" "start" "-a" "e7756e41745ae008dab3a0049997f68c79a527f481015198fe27ab98fac32b64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7756e41745ae008dab3a0049997f68c79a527f481015198fe27ab98fac32b64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7756e41745ae008dab3a0049997f68c79a527f481015198fe27ab98fac32b64", kill_on_drop: false }`
[INFO] [stdout] e7756e41745ae008dab3a0049997f68c79a527f481015198fe27ab98fac32b64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 51f79a51fe6fdec74436a09343750d78e0e0af457fdaa4886d38ffa0abb1e5dd
[INFO] running `Command { std: "docker" "start" "-a" "51f79a51fe6fdec74436a09343750d78e0e0af457fdaa4886d38ffa0abb1e5dd", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking color-eyre v0.6.3
[INFO] [stderr]     Checking logscreen v0.0.0-development (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `Command { std: "docker" "inspect" "51f79a51fe6fdec74436a09343750d78e0e0af457fdaa4886d38ffa0abb1e5dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51f79a51fe6fdec74436a09343750d78e0e0af457fdaa4886d38ffa0abb1e5dd", kill_on_drop: false }`
[INFO] [stdout] 51f79a51fe6fdec74436a09343750d78e0e0af457fdaa4886d38ffa0abb1e5dd
[INFO] checking kristof-mattei/logscreen against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristof-mattei%2Flogscreen" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kristof-mattei/logscreen 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-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/kristof-mattei/logscreen
[INFO] finished tweaking git repo https://github.com/kristof-mattei/logscreen
[INFO] tweaked toml for git repo https://github.com/kristof-mattei/logscreen written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kristof-mattei/logscreen 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 318678d20f9180c4ceef5f3221260b8757082ace49ffb7af981c6b7e8b114a91
[INFO] running `Command { std: "docker" "start" "-a" "318678d20f9180c4ceef5f3221260b8757082ace49ffb7af981c6b7e8b114a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "318678d20f9180c4ceef5f3221260b8757082ace49ffb7af981c6b7e8b114a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "318678d20f9180c4ceef5f3221260b8757082ace49ffb7af981c6b7e8b114a91", kill_on_drop: false }`
[INFO] [stdout] 318678d20f9180c4ceef5f3221260b8757082ace49ffb7af981c6b7e8b114a91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5fd5c8ce9eea8204d6fc3b9173167b3b1a9fd8c72273901590feb8def6eb6b6b
[INFO] running `Command { std: "docker" "start" "-a" "5fd5c8ce9eea8204d6fc3b9173167b3b1a9fd8c72273901590feb8def6eb6b6b", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking color-eyre v0.6.3
[INFO] [stderr]     Checking logscreen v0.0.0-development (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.28s
[INFO] running `Command { std: "docker" "inspect" "5fd5c8ce9eea8204d6fc3b9173167b3b1a9fd8c72273901590feb8def6eb6b6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd5c8ce9eea8204d6fc3b9173167b3b1a9fd8c72273901590feb8def6eb6b6b", kill_on_drop: false }`
[INFO] [stdout] 5fd5c8ce9eea8204d6fc3b9173167b3b1a9fd8c72273901590feb8def6eb6b6b