[INFO] fetching crate smyl 0.1.4... [INFO] testing smyl-0.1.4 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate smyl 0.1.4 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate smyl 0.1.4 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate smyl 0.1.4 [INFO] tweaked toml for crates.io crate smyl 0.1.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate smyl 0.1.4 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate smyl 0.1.4 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" "+562dee4820c458d823175268e41601d4c060588a" "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] Downloading crates ... [INFO] [stderr] Downloaded smyl-macros v0.1.4 [INFO] [stderr] Downloaded itoa v1.0.11 [INFO] [stderr] Downloaded ryu v1.0.18 [INFO] [stderr] Downloaded wasm-bindgen v0.2.93 [INFO] [stderr] Downloaded hermit-abi v0.4.0 [INFO] [stderr] Downloaded plotters-backend v0.3.6 [INFO] [stderr] Downloaded serde_derive v1.0.209 [INFO] [stderr] Downloaded clap_lex v0.7.2 [INFO] [stderr] Downloaded ciborium-ll v0.2.2 [INFO] [stderr] Downloaded criterion v0.5.1 [INFO] [stderr] Downloaded crunchy v0.2.2 [INFO] [stderr] Downloaded ciborium-io v0.2.2 [INFO] [stderr] Downloaded wasi v0.11.0+wasi-snapshot-preview1 [INFO] [stderr] Downloaded criterion-plot v0.5.0 [INFO] [stderr] Downloaded anes v0.1.6 [INFO] [stderr] Downloaded crossbeam-deque v0.8.5 [INFO] [stderr] Downloaded autocfg v1.3.0 [INFO] [stderr] Downloaded plotters v0.3.6 [INFO] [stderr] Downloaded flate2 v1.0.33 [INFO] [stderr] Downloaded once_cell v1.19.0 [INFO] [stderr] Downloaded serde v1.0.209 [INFO] [stderr] Downloaded clap_builder v4.5.17 [INFO] [stderr] Downloaded getrandom v0.2.15 [INFO] [stderr] Downloaded crossbeam-utils v0.8.20 [INFO] [stderr] Downloaded zerocopy v0.7.35 [INFO] [stderr] Downloaded regex-automata v0.4.7 [INFO] [stderr] Downloaded half v2.4.1 [INFO] [stderr] Downloaded clap v4.5.17 [INFO] [stderr] Downloaded regex v1.10.6 [INFO] [stderr] Downloaded oorandom v11.1.4 [INFO] [stderr] Downloaded plotters-svg v0.3.6 [INFO] [stderr] Downloaded js-sys v0.3.70 [INFO] [stderr] Downloaded tinytemplate v1.2.1 [INFO] [stderr] Downloaded web-sys v0.3.70 [INFO] [stderr] Downloaded zerocopy-derive v0.7.35 [INFO] [stderr] Downloaded ciborium v0.2.2 [INFO] [stderr] Downloaded anstyle v1.0.8 [INFO] [stderr] Downloaded is-terminal v0.4.13 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.93 [INFO] [stderr] Downloaded either v1.13.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.86 [INFO] [stderr] Downloaded crc32fast v1.4.2 [INFO] [stderr] Downloaded adler2 v2.0.0 [INFO] [stderr] Downloaded libc v0.2.158 [INFO] [stderr] Downloaded serde_json v1.0.127 [INFO] [stderr] Downloaded syn v2.0.77 [INFO] [stderr] Downloaded cast v0.3.0 [INFO] [stderr] Downloaded bumpalo v3.16.0 [INFO] [stderr] Downloaded log v0.4.22 [INFO] [stderr] Downloaded quote v1.0.37 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.93 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.93 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.93 [INFO] [stderr] Downloaded miniz_oxide v0.8.0 [INFO] [stderr] Downloaded ppv-lite86 v0.2.20 [INFO] [stderr] Downloaded regex-syntax v0.8.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71fdcdfd7fc717efde9086a3fadc308f5cc3bbb8d560be950718686158d39c50 [INFO] running `Command { std: "docker" "start" "-a" "71fdcdfd7fc717efde9086a3fadc308f5cc3bbb8d560be950718686158d39c50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71fdcdfd7fc717efde9086a3fadc308f5cc3bbb8d560be950718686158d39c50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71fdcdfd7fc717efde9086a3fadc308f5cc3bbb8d560be950718686158d39c50", kill_on_drop: false }` [INFO] [stdout] 71fdcdfd7fc717efde9086a3fadc308f5cc3bbb8d560be950718686158d39c50 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4237fa153b7c934a6b50b64252cfa5cdfb530cd7e20f5b2b11ca1b5d9645b62f [INFO] running `Command { std: "docker" "start" "-a" "4237fa153b7c934a6b50b64252cfa5cdfb530cd7e20f5b2b11ca1b5d9645b62f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling smyl v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.57s [INFO] running `Command { std: "docker" "inspect" "4237fa153b7c934a6b50b64252cfa5cdfb530cd7e20f5b2b11ca1b5d9645b62f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4237fa153b7c934a6b50b64252cfa5cdfb530cd7e20f5b2b11ca1b5d9645b62f", kill_on_drop: false }` [INFO] [stdout] 4237fa153b7c934a6b50b64252cfa5cdfb530cd7e20f5b2b11ca1b5d9645b62f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5a11b915b0444ad9d6c0c013df8b92727a677e45b51031a6bf0436aa2cc744fc [INFO] running `Command { std: "docker" "start" "-a" "5a11b915b0444ad9d6c0c013df8b92727a677e45b51031a6bf0436aa2cc744fc", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling half v2.4.1 [INFO] [stderr] Compiling regex-syntax v0.8.4 [INFO] [stderr] Compiling clap_lex v0.7.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling anstyle v1.0.8 [INFO] [stderr] Compiling ciborium-io v0.2.2 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Compiling plotters-backend v0.3.6 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling clap_builder v4.5.17 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling plotters-svg v0.3.6 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling crossbeam-deque v0.8.5 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling plotters v0.3.6 [INFO] [stderr] Compiling is-terminal v0.4.13 [INFO] [stderr] Compiling oorandom v11.1.4 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stderr] Compiling regex-automata v0.4.7 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling clap v4.5.17 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling regex v1.10.6 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling smyl v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.5.1 [INFO] [stdout] error: couldn't read `examples/mnist/../../datasets/mnist/train-labels-idx1-ubyte.gz`: No such file or directory (os error 2) [INFO] [stdout] --> examples/mnist/main.rs:64:70 [INFO] [stdout] | [INFO] [stdout] 64 | let mut train_labels_reader: Reader