[INFO] cloning repository https://github.com/lnenad/image-to-ascii [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lnenad/image-to-ascii" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flnenad%2Fimage-to-ascii", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flnenad%2Fimage-to-ascii'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3a6cfa6c1e70e7a6a5ed675ca8a61950c5a613b5 [INFO] checking lnenad/image-to-ascii against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flnenad%2Fimage-to-ascii" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lnenad/image-to-ascii on toolchain 90442458ac46b1d5eed752c316da25450f67285b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lnenad/image-to-ascii [INFO] finished tweaking git repo https://github.com/lnenad/image-to-ascii [INFO] tweaked toml for git repo https://github.com/lnenad/image-to-ascii written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/lnenad/image-to-ascii already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8071bcf9c46f99c6a584ec2e97f5c0f07ebb0f3e76c8bcef7ffb9a8dd67a345b [INFO] running `Command { std: "docker" "start" "-a" "8071bcf9c46f99c6a584ec2e97f5c0f07ebb0f3e76c8bcef7ffb9a8dd67a345b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8071bcf9c46f99c6a584ec2e97f5c0f07ebb0f3e76c8bcef7ffb9a8dd67a345b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8071bcf9c46f99c6a584ec2e97f5c0f07ebb0f3e76c8bcef7ffb9a8dd67a345b", kill_on_drop: false }` [INFO] [stdout] 8071bcf9c46f99c6a584ec2e97f5c0f07ebb0f3e76c8bcef7ffb9a8dd67a345b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f8ee0941bcfcbb03e47b003b9d5fce12403d45dfacb14d9f9502058ef86e36d2 [INFO] running `Command { std: "docker" "start" "-a" "f8ee0941bcfcbb03e47b003b9d5fce12403d45dfacb14d9f9502058ef86e36d2", kill_on_drop: false }` [INFO] [stderr] Checking num-traits v0.1.40 [INFO] [stderr] Checking either v1.3.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling rayon-core v1.3.0 [INFO] [stderr] Checking lazy_static v0.2.9 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Checking bitflags v1.0.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking scoped_threadpool v0.1.8 [INFO] [stderr] Checking rand v0.3.18 [INFO] [stderr] Checking num_cpus v1.7.0 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Checking inflate v0.3.3 [INFO] [stderr] Checking coco v0.1.1 [INFO] [stderr] Checking gif v0.9.2 [INFO] [stderr] Checking deflate v0.7.17 [INFO] [stderr] Checking num-integer v0.1.35 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Checking num-rational v0.1.40 [INFO] [stderr] Checking rayon v0.8.2 [INFO] [stderr] Checking png v0.11.0 [INFO] [stderr] Checking jpeg-decoder v0.1.13 [INFO] [stderr] Checking image v0.17.0 [INFO] [stderr] Checking imagetoascii v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:68:76 [INFO] [stdout] | [INFO] [stdout] 68 | fn write_to_file(file_name: &str, contents: &String) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:79:79 [INFO] [stdout] | [INFO] [stdout] 79 | fn generate_preview(file_name: &str, contents: &String) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:68:76 [INFO] [stdout] | [INFO] [stdout] 68 | fn write_to_file(file_name: &str, contents: &String) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:79:79 [INFO] [stdout] | [INFO] [stdout] 79 | fn generate_preview(file_name: &str, contents: &String) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | generate_preview(&output.replace(".txt", ".html"), &contents); [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: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | generate_preview(&output.replace(".txt", ".html"), &contents); [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.87s [INFO] running `Command { std: "docker" "inspect" "f8ee0941bcfcbb03e47b003b9d5fce12403d45dfacb14d9f9502058ef86e36d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8ee0941bcfcbb03e47b003b9d5fce12403d45dfacb14d9f9502058ef86e36d2", kill_on_drop: false }` [INFO] [stdout] f8ee0941bcfcbb03e47b003b9d5fce12403d45dfacb14d9f9502058ef86e36d2