[INFO] cloning repository https://github.com/clechasseur/cargo-msrv-prep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clechasseur/cargo-msrv-prep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclechasseur%2Fcargo-msrv-prep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclechasseur%2Fcargo-msrv-prep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60516e8a25f8f8c91c4a48fb968269899cc1210c
[INFO] building clechasseur/cargo-msrv-prep against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclechasseur%2Fcargo-msrv-prep" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/clechasseur/cargo-msrv-prep
[INFO] finished tweaking git repo https://github.com/clechasseur/cargo-msrv-prep
[INFO] tweaked toml for git repo https://github.com/clechasseur/cargo-msrv-prep written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/clechasseur/cargo-msrv-prep on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/clechasseur/cargo-msrv-prep 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded float-cmp v0.10.0
[INFO] [stderr]   Downloaded camino v1.1.10
[INFO] [stderr]   Downloaded clap-verbosity-flag v3.0.4
[INFO] [stderr]   Downloaded clap-cargo v0.13.0
[INFO] [stderr]   Downloaded test-log-macros v0.2.18
[INFO] [stderr]   Downloaded test-log v0.2.18
[INFO] [stderr]   Downloaded mockall_double v0.3.1
[INFO] [stderr]   Downloaded assert_cmd v2.0.17
[INFO] [stderr]   Downloaded clap v4.5.46
[INFO] [stderr]   Downloaded assert_fs v1.1.3
[INFO] [stderr]   Downloaded clap_builder v4.5.46
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 774cf7f41ef6f04ac30a074054a9f10914ca96c9cfaa685bfcaf74d7b5f9c7e1
[INFO] running `Command { std: "docker" "start" "-a" "774cf7f41ef6f04ac30a074054a9f10914ca96c9cfaa685bfcaf74d7b5f9c7e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "774cf7f41ef6f04ac30a074054a9f10914ca96c9cfaa685bfcaf74d7b5f9c7e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "774cf7f41ef6f04ac30a074054a9f10914ca96c9cfaa685bfcaf74d7b5f9c7e1", kill_on_drop: false }`
[INFO] [stdout] 774cf7f41ef6f04ac30a074054a9f10914ca96c9cfaa685bfcaf74d7b5f9c7e1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e38b07b3df5a3e7242cb24f9471a5b444aa2110b6b7ce75ec41e89c953fd418
[INFO] running `Command { std: "docker" "start" "-a" "4e38b07b3df5a3e7242cb24f9471a5b444aa2110b6b7ce75ec41e89c953fd418", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling camino v1.1.10
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling clap_builder v4.5.46
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling clap_derive v4.5.45
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling mockall_double v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling clap v4.5.46
[INFO] [stderr]    Compiling clap-verbosity-flag v3.0.4
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling cargo_metadata v0.18.1
[INFO] [stderr]    Compiling clap-cargo v0.13.0
[INFO] [stderr]    Compiling cargo-msrv-prep v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.76s
[INFO] running `Command { std: "docker" "inspect" "4e38b07b3df5a3e7242cb24f9471a5b444aa2110b6b7ce75ec41e89c953fd418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e38b07b3df5a3e7242cb24f9471a5b444aa2110b6b7ce75ec41e89c953fd418", kill_on_drop: false }`
[INFO] [stdout] 4e38b07b3df5a3e7242cb24f9471a5b444aa2110b6b7ce75ec41e89c953fd418
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0cdbe5d753dc0f43770d7ae9d0a2ee25fc8b559c37b4211e23b4b8f5b21d13d
[INFO] running `Command { std: "docker" "start" "-a" "c0cdbe5d753dc0f43770d7ae9d0a2ee25fc8b559c37b4211e23b4b8f5b21d13d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling mockall_derive v0.13.1
[INFO] [stderr]    Compiling assert_cmd v2.0.17
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling fragile v2.0.1
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling float-cmp v0.10.0
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling predicates v3.1.3
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling clap_derive v4.5.45
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling mockall_double v0.3.1
[INFO] [stderr]    Compiling test-log-macros v0.2.18
[INFO] [stderr]    Compiling ignore v0.4.23
[INFO] [stderr]    Compiling test-log v0.2.18
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling globwalk v0.9.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling assert_fs v1.1.3
[INFO] [stderr]    Compiling mockall v0.13.1
[INFO] [stderr]    Compiling clap v4.5.46
[INFO] [stderr]    Compiling clap-verbosity-flag v3.0.4
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling camino v1.1.10
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling cargo_metadata v0.18.1
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling clap-cargo v0.13.0
[INFO] [stderr]    Compiling cargo-msrv-prep v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 34.77s
[INFO] running `Command { std: "docker" "inspect" "c0cdbe5d753dc0f43770d7ae9d0a2ee25fc8b559c37b4211e23b4b8f5b21d13d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0cdbe5d753dc0f43770d7ae9d0a2ee25fc8b559c37b4211e23b4b8f5b21d13d", kill_on_drop: false }`
[INFO] [stdout] c0cdbe5d753dc0f43770d7ae9d0a2ee25fc8b559c37b4211e23b4b8f5b21d13d