[INFO] cloning repository https://github.com/raftario/m2k
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raftario/m2k" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraftario%2Fm2k", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraftario%2Fm2k'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e858a3bd6581c1ae4e15fc492b20e6fe5476056
[INFO] checking raftario/m2k against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraftario%2Fm2k" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raftario/m2k 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/raftario/m2k
[INFO] finished tweaking git repo https://github.com/raftario/m2k
[INFO] tweaked toml for git repo https://github.com/raftario/m2k written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/raftario/m2k 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 syn v2.0.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ad76d48f0b2c59d5dcd4deb378fe2643ae530974930dad5f2eb49ec4ac06d563
[INFO] running `Command { std: "docker" "start" "-a" "ad76d48f0b2c59d5dcd4deb378fe2643ae530974930dad5f2eb49ec4ac06d563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad76d48f0b2c59d5dcd4deb378fe2643ae530974930dad5f2eb49ec4ac06d563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad76d48f0b2c59d5dcd4deb378fe2643ae530974930dad5f2eb49ec4ac06d563", kill_on_drop: false }`
[INFO] [stdout] ad76d48f0b2c59d5dcd4deb378fe2643ae530974930dad5f2eb49ec4ac06d563
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6240cf1293a69a73f12280ba00d267f4198ad72fd3f612452bf8fab8943774da
[INFO] running `Command { std: "docker" "start" "-a" "6240cf1293a69a73f12280ba00d267f4198ad72fd3f612452bf8fab8943774da", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling windows_x86_64_gnu v0.52.0
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking winnow v0.5.28
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]     Checking windows-targets v0.52.0
[INFO] [stderr]     Checking windows-core v0.52.0
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling syn v2.0.40
[INFO] [stderr]     Checking supports-unicode v2.0.0
[INFO] [stderr]     Checking supports-hyperlinks v2.1.0
[INFO] [stderr]     Checking supports-color v2.1.0
[INFO] [stderr]     Checking windows v0.52.0
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]     Checking ctrlc v3.4.1
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]     Checking dialoguer v0.11.0
[INFO] [stderr]     Checking serde_spanned v0.6.4
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking m2k v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.24s
[INFO] running `Command { std: "docker" "inspect" "6240cf1293a69a73f12280ba00d267f4198ad72fd3f612452bf8fab8943774da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6240cf1293a69a73f12280ba00d267f4198ad72fd3f612452bf8fab8943774da", kill_on_drop: false }`
[INFO] [stdout] 6240cf1293a69a73f12280ba00d267f4198ad72fd3f612452bf8fab8943774da
[INFO] checking raftario/m2k against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraftario%2Fm2k" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raftario/m2k 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/raftario/m2k
[INFO] finished tweaking git repo https://github.com/raftario/m2k
[INFO] tweaked toml for git repo https://github.com/raftario/m2k written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/raftario/m2k 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9bb4bd57d0e6862014e8071a7abd1c3706cb9507a54ff2192ac65b5852335b08
[INFO] running `Command { std: "docker" "start" "-a" "9bb4bd57d0e6862014e8071a7abd1c3706cb9507a54ff2192ac65b5852335b08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bb4bd57d0e6862014e8071a7abd1c3706cb9507a54ff2192ac65b5852335b08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb4bd57d0e6862014e8071a7abd1c3706cb9507a54ff2192ac65b5852335b08", kill_on_drop: false }`
[INFO] [stdout] 9bb4bd57d0e6862014e8071a7abd1c3706cb9507a54ff2192ac65b5852335b08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bedb493becb0aeed5072bc05f798551bee3221f78a61854243f5e537f21e6c04
[INFO] running `Command { std: "docker" "start" "-a" "bedb493becb0aeed5072bc05f798551bee3221f78a61854243f5e537f21e6c04", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling windows_x86_64_gnu v0.52.0
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stderr]     Checking winnow v0.5.28
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]     Checking windows-targets v0.52.0
[INFO] [stderr]     Checking windows-core v0.52.0
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.40
[INFO] [stderr]     Checking windows v0.52.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking supports-hyperlinks v2.1.0
[INFO] [stderr]     Checking supports-unicode v2.0.0
[INFO] [stderr]     Checking supports-color v2.1.0
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking ctrlc v3.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]     Checking dialoguer v0.11.0
[INFO] [stderr]     Checking serde_spanned v0.6.4
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking m2k v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.32s
[INFO] running `Command { std: "docker" "inspect" "bedb493becb0aeed5072bc05f798551bee3221f78a61854243f5e537f21e6c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bedb493becb0aeed5072bc05f798551bee3221f78a61854243f5e537f21e6c04", kill_on_drop: false }`
[INFO] [stdout] bedb493becb0aeed5072bc05f798551bee3221f78a61854243f5e537f21e6c04