[INFO] cloning repository https://github.com/arthrp/rust-ocr-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arthrp/rust-ocr-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthrp%2Frust-ocr-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthrp%2Frust-ocr-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 51b46821aa5d537bb86376870d26f769bec925c5 [INFO] checking arthrp/rust-ocr-test against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthrp%2Frust-ocr-test" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/arthrp/rust-ocr-test on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/arthrp/rust-ocr-test [INFO] finished tweaking git repo https://github.com/arthrp/rust-ocr-test [INFO] tweaked toml for git repo https://github.com/arthrp/rust-ocr-test written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/arthrp/rust-ocr-test already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded leptonica-sys v0.3.4 [INFO] [stderr] Downloaded env_logger v0.8.2 [INFO] [stderr] Downloaded leptess v0.10.0 [INFO] [stderr] Downloaded tesseract-sys v0.5.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1fc19f94f6d62565028e37676be9d3bd9036a3514d2ac4cbbb0751d4dbe46852 [INFO] running `Command { std: "docker" "start" "-a" "1fc19f94f6d62565028e37676be9d3bd9036a3514d2ac4cbbb0751d4dbe46852", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1fc19f94f6d62565028e37676be9d3bd9036a3514d2ac4cbbb0751d4dbe46852", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fc19f94f6d62565028e37676be9d3bd9036a3514d2ac4cbbb0751d4dbe46852", kill_on_drop: false }` [INFO] [stdout] 1fc19f94f6d62565028e37676be9d3bd9036a3514d2ac4cbbb0751d4dbe46852 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be445dfe8f3a345b0d644fbbb02617918c94c61f97a6cc27ce2dfff95f8027c1 [INFO] running `Command { std: "docker" "start" "-a" "be445dfe8f3a345b0d644fbbb02617918c94c61f97a6cc27ce2dfff95f8027c1", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling bindgen v0.56.0 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling clang-sys v1.0.3 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling libloading v0.6.7 [INFO] [stderr] Compiling libc v0.2.85 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling regex v1.4.3 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Compiling env_logger v0.8.2 [INFO] [stderr] Checking thiserror v1.0.23 [INFO] [stderr] Compiling leptonica-sys v0.3.4 [INFO] [stderr] Compiling tesseract-sys v0.5.5 [INFO] [stderr] Checking leptess v0.10.0 [INFO] [stderr] Checking rust-ocr-test v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/main.rs (2 fixes) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | lt.set_image(&args[1]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | lt.set_image(&args[1]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 39.80s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Checking rust-ocr-test v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | lt.set_image(&args[1]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | lt.set_image(&args[1]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `Command { std: "docker" "inspect" "be445dfe8f3a345b0d644fbbb02617918c94c61f97a6cc27ce2dfff95f8027c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be445dfe8f3a345b0d644fbbb02617918c94c61f97a6cc27ce2dfff95f8027c1", kill_on_drop: false }` [INFO] [stdout] be445dfe8f3a345b0d644fbbb02617918c94c61f97a6cc27ce2dfff95f8027c1