[INFO] cloning repository https://github.com/sammyfilly/Letting-kstring [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sammyfilly/Letting-kstring" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammyfilly%2FLetting-kstring", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammyfilly%2FLetting-kstring'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5997d7a8b0c51fa5d99a4e38d1ac401bc81fc1e5 [INFO] checking sammyfilly/Letting-kstring against try#dd2d87b6cc31907ae305875eb6be399783dc0256 for pr-143929 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammyfilly%2FLetting-kstring" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/sammyfilly/Letting-kstring [INFO] finished tweaking git repo https://github.com/sammyfilly/Letting-kstring [INFO] tweaked toml for git repo https://github.com/sammyfilly/Letting-kstring written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/sammyfilly/Letting-kstring on toolchain dd2d87b6cc31907ae305875eb6be399783dc0256 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/sammyfilly/Letting-kstring 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" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rusty-fork v0.3.0 [INFO] [stderr] Downloaded redox_syscall v0.2.12 [INFO] [stderr] Downloaded bit-set v0.5.2 [INFO] [stderr] Downloaded unarray v0.1.4 [INFO] [stderr] Downloaded anstyle v1.0.0 [INFO] [stderr] Downloaded getrandom v0.2.6 [INFO] [stderr] Downloaded ciborium-io v0.2.0 [INFO] [stderr] Downloaded quote v1.0.17 [INFO] [stderr] Downloaded ciborium-ll v0.2.0 [INFO] [stderr] Downloaded clap_lex v0.5.0 [INFO] [stderr] Downloaded plotters-svg v0.3.1 [INFO] [stderr] Downloaded document-features v0.2.6 [INFO] [stderr] Downloaded ciborium v0.2.0 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.79 [INFO] [stderr] Downloaded is-terminal v0.4.7 [INFO] [stderr] Downloaded half v1.8.2 [INFO] [stderr] Downloaded js-sys v0.3.56 [INFO] [stderr] Downloaded crossbeam-channel v0.5.4 [INFO] [stderr] Downloaded bumpalo v3.9.1 [INFO] [stderr] Downloaded clap v4.3.0 [INFO] [stderr] Downloaded clap_builder v4.3.0 [INFO] [stderr] Downloaded wasm-bindgen v0.2.79 [INFO] [stderr] Downloaded syn v1.0.90 [INFO] [stderr] Downloaded serde_json v1.0.79 [INFO] [stderr] Downloaded proptest v1.2.0 [INFO] [stderr] Downloaded once_cell v1.17.2 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.79 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.8 [INFO] [stderr] Downloaded crossbeam-utils v0.8.8 [INFO] [stderr] Downloaded rustix v0.37.19 [INFO] [stderr] Downloaded libm v0.2.7 [INFO] [stderr] Downloaded oorandom v11.1.3 [INFO] [stderr] Downloaded plotters-backend v0.3.2 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.79 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.79 [INFO] [stderr] Downloaded web-sys v0.3.56 [INFO] [stderr] Downloaded plotters v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 54be1f72ef5283dd40debac42ecb81d8d2bd59ad9eebd39741f5b717f161c7cb [INFO] running `Command { std: "docker" "start" "-a" "54be1f72ef5283dd40debac42ecb81d8d2bd59ad9eebd39741f5b717f161c7cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "54be1f72ef5283dd40debac42ecb81d8d2bd59ad9eebd39741f5b717f161c7cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54be1f72ef5283dd40debac42ecb81d8d2bd59ad9eebd39741f5b717f161c7cb", kill_on_drop: false }` [INFO] [stdout] 54be1f72ef5283dd40debac42ecb81d8d2bd59ad9eebd39741f5b717f161c7cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c81b1012dab0c87190368bb03407a8628e9045506c22ce2223e9721259bc669 [INFO] running `Command { std: "docker" "start" "-a" "9c81b1012dab0c87190368bb03407a8628e9045506c22ce2223e9721259bc669", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.90 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling serde_derive v1.0.145 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Compiling libm v0.2.7 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling rustix v0.37.19 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking anstyle v1.0.0 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking ciborium-io v0.2.0 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking clap_builder v4.3.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking once_cell v1.17.2 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Checking ciborium-ll v0.2.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking bit-set v0.5.2 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking kstring v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `safe` [INFO] [stdout] --> src/lib.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | #![cfg_attr(feature = "safe", forbid(unsafe_code))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `arc`, `default`, `document-features`, `max_inline`, `serde`, `std`, `unsafe`, and `unstable_bench_subset` [INFO] [stdout] = help: consider adding `safe` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking rayon-core v1.9.1 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking clap v4.3.0 [INFO] [stderr] Checking is-terminal v0.4.7 [INFO] [stderr] Checking proptest v1.2.0 [INFO] [stderr] Checking ciborium v0.2.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] warning: unexpected `cfg` condition value: `safe` [INFO] [stdout] --> src/lib.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | #![cfg_attr(feature = "safe", forbid(unsafe_code))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `arc`, `default`, `document-features`, `max_inline`, `serde`, `std`, `unsafe`, and `unstable_bench_subset` [INFO] [stdout] = help: consider adding `safe` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.54s [INFO] running `Command { std: "docker" "inspect" "9c81b1012dab0c87190368bb03407a8628e9045506c22ce2223e9721259bc669", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c81b1012dab0c87190368bb03407a8628e9045506c22ce2223e9721259bc669", kill_on_drop: false }` [INFO] [stdout] 9c81b1012dab0c87190368bb03407a8628e9045506c22ce2223e9721259bc669