[INFO] cloning repository https://github.com/volo-rs/faststr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/volo-rs/faststr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvolo-rs%2Ffaststr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvolo-rs%2Ffaststr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e40fea015562562d1fddfbd8bf49ace1590f13a
[INFO] checking volo-rs/faststr against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvolo-rs%2Ffaststr" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/volo-rs/faststr 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/volo-rs/faststr
[INFO] finished tweaking git repo https://github.com/volo-rs/faststr
[INFO] tweaked toml for git repo https://github.com/volo-rs/faststr written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/volo-rs/faststr 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 redis v0.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1fd0e0647aaa446bccd3d4748f02349e28fcfc1964834f24843031e000eb5a21
[INFO] running `Command { std: "docker" "start" "-a" "1fd0e0647aaa446bccd3d4748f02349e28fcfc1964834f24843031e000eb5a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fd0e0647aaa446bccd3d4748f02349e28fcfc1964834f24843031e000eb5a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fd0e0647aaa446bccd3d4748f02349e28fcfc1964834f24843031e000eb5a21", kill_on_drop: false }`
[INFO] [stdout] 1fd0e0647aaa446bccd3d4748f02349e28fcfc1964834f24843031e000eb5a21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 75b32fab00ce7c00dd06bb9ce5f76ec01667c3786362e8ca1187735ee6e5164c
[INFO] running `Command { std: "docker" "start" "-a" "75b32fab00ce7c00dd06bb9ce5f76ec01667c3786362e8ca1187735ee6e5164c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking clap_builder v4.5.1
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking clap v4.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking faststr v0.2.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.12s
[INFO] running `Command { std: "docker" "inspect" "75b32fab00ce7c00dd06bb9ce5f76ec01667c3786362e8ca1187735ee6e5164c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b32fab00ce7c00dd06bb9ce5f76ec01667c3786362e8ca1187735ee6e5164c", kill_on_drop: false }`
[INFO] [stdout] 75b32fab00ce7c00dd06bb9ce5f76ec01667c3786362e8ca1187735ee6e5164c
[INFO] checking volo-rs/faststr against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvolo-rs%2Ffaststr" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/volo-rs/faststr 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/volo-rs/faststr
[INFO] finished tweaking git repo https://github.com/volo-rs/faststr
[INFO] tweaked toml for git repo https://github.com/volo-rs/faststr written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/volo-rs/faststr 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] adb80c0372a1e5450bd26695ce69934584d1489c6cf65cd04bb9ba24f4423498
[INFO] running `Command { std: "docker" "start" "-a" "adb80c0372a1e5450bd26695ce69934584d1489c6cf65cd04bb9ba24f4423498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adb80c0372a1e5450bd26695ce69934584d1489c6cf65cd04bb9ba24f4423498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adb80c0372a1e5450bd26695ce69934584d1489c6cf65cd04bb9ba24f4423498", kill_on_drop: false }`
[INFO] [stdout] adb80c0372a1e5450bd26695ce69934584d1489c6cf65cd04bb9ba24f4423498
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] dca4989a96955c3f4d39ccb8e0f6822541b2eea5077a17eaeaf3bbcb8850e7bb
[INFO] running `Command { std: "docker" "start" "-a" "dca4989a96955c3f4d39ccb8e0f6822541b2eea5077a17eaeaf3bbcb8850e7bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking clap_builder v4.5.1
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking clap v4.5.1
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking faststr v0.2.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.51s
[INFO] running `Command { std: "docker" "inspect" "dca4989a96955c3f4d39ccb8e0f6822541b2eea5077a17eaeaf3bbcb8850e7bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca4989a96955c3f4d39ccb8e0f6822541b2eea5077a17eaeaf3bbcb8850e7bb", kill_on_drop: false }`
[INFO] [stdout] dca4989a96955c3f4d39ccb8e0f6822541b2eea5077a17eaeaf3bbcb8850e7bb