[INFO] cloning repository https://github.com/crelke0/digit-classifier [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crelke0/digit-classifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrelke0%2Fdigit-classifier", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrelke0%2Fdigit-classifier'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ea9b2c32051744cfcf0270aad3559328bf0b6761 [INFO] checking crelke0/digit-classifier against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrelke0%2Fdigit-classifier" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/crelke0/digit-classifier on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/crelke0/digit-classifier [INFO] finished tweaking git repo https://github.com/crelke0/digit-classifier [INFO] tweaked toml for git repo https://github.com/crelke0/digit-classifier written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/crelke0/digit-classifier 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mnist v0.5.0 [INFO] [stderr] Downloaded erased-serde v0.3.27 [INFO] [stderr] Downloaded serde_derive v1.0.166 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fda93d0e5cb016ebe6f31541887bfabe550cf4ce4d769c388a29e36a842f679a [INFO] running `Command { std: "docker" "start" "-a" "fda93d0e5cb016ebe6f31541887bfabe550cf4ce4d769c388a29e36a842f679a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fda93d0e5cb016ebe6f31541887bfabe550cf4ce4d769c388a29e36a842f679a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fda93d0e5cb016ebe6f31541887bfabe550cf4ce4d769c388a29e36a842f679a", kill_on_drop: false }` [INFO] [stdout] fda93d0e5cb016ebe6f31541887bfabe550cf4ce4d769c388a29e36a842f679a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 553a0f6d1decdf2d040cff23f686eb85176c98e9e5de01a8a7a0711e3b12c08b [INFO] running `Command { std: "docker" "start" "-a" "553a0f6d1decdf2d040cff23f686eb85176c98e9e5de01a8a7a0711e3b12c08b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.63 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling serde v1.0.166 [INFO] [stderr] Checking simd-adler32 v0.3.5 [INFO] [stderr] Compiling libm v0.2.7 [INFO] [stderr] Compiling erased-serde v0.3.27 [INFO] [stderr] Compiling serde_json v1.0.100 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking mnist v0.5.0 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking fdeflate v0.3.0 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Checking flate2 v1.0.26 [INFO] [stderr] Compiling syn v2.0.23 [INFO] [stderr] Checking png v0.17.9 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Compiling serde_derive v1.0.166 [INFO] [stderr] Checking neural_net v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.38s [INFO] running `Command { std: "docker" "inspect" "553a0f6d1decdf2d040cff23f686eb85176c98e9e5de01a8a7a0711e3b12c08b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "553a0f6d1decdf2d040cff23f686eb85176c98e9e5de01a8a7a0711e3b12c08b", kill_on_drop: false }` [INFO] [stdout] 553a0f6d1decdf2d040cff23f686eb85176c98e9e5de01a8a7a0711e3b12c08b [INFO] checking crelke0/digit-classifier against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrelke0%2Fdigit-classifier" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/crelke0/digit-classifier on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/crelke0/digit-classifier [INFO] finished tweaking git repo https://github.com/crelke0/digit-classifier [INFO] tweaked toml for git repo https://github.com/crelke0/digit-classifier written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/crelke0/digit-classifier 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9e84e34e27117cdfa01943bdac7c4cb7435dfe3233e6996a528a9cfc31b70d4a [INFO] running `Command { std: "docker" "start" "-a" "9e84e34e27117cdfa01943bdac7c4cb7435dfe3233e6996a528a9cfc31b70d4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e84e34e27117cdfa01943bdac7c4cb7435dfe3233e6996a528a9cfc31b70d4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e84e34e27117cdfa01943bdac7c4cb7435dfe3233e6996a528a9cfc31b70d4a", kill_on_drop: false }` [INFO] [stdout] 9e84e34e27117cdfa01943bdac7c4cb7435dfe3233e6996a528a9cfc31b70d4a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d570adf6f413857f139f20efb7f975510d5254e835292f7d4dc7164eca35f86e [INFO] running `Command { std: "docker" "start" "-a" "d570adf6f413857f139f20efb7f975510d5254e835292f7d4dc7164eca35f86e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.63 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling libm v0.2.7 [INFO] [stderr] Checking simd-adler32 v0.3.5 [INFO] [stderr] Compiling serde v1.0.166 [INFO] [stderr] Compiling serde_json v1.0.100 [INFO] [stderr] Compiling erased-serde v0.3.27 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking mnist v0.5.0 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking fdeflate v0.3.0 [INFO] [stderr] Checking flate2 v1.0.26 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling syn v2.0.23 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking png v0.17.9 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Compiling serde_derive v1.0.166 [INFO] [stderr] Checking neural_net v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.99s [INFO] running `Command { std: "docker" "inspect" "d570adf6f413857f139f20efb7f975510d5254e835292f7d4dc7164eca35f86e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d570adf6f413857f139f20efb7f975510d5254e835292f7d4dc7164eca35f86e", kill_on_drop: false }` [INFO] [stdout] d570adf6f413857f139f20efb7f975510d5254e835292f7d4dc7164eca35f86e