[INFO] cloning repository https://github.com/thehackersbrain/hiddenpng [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thehackersbrain/hiddenpng" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthehackersbrain%2Fhiddenpng", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthehackersbrain%2Fhiddenpng'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e0b79fb04461432820464ce31f98c79d20c52399 [INFO] testing thehackersbrain/hiddenpng against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthehackersbrain%2Fhiddenpng" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/thehackersbrain/hiddenpng [INFO] finished tweaking git repo https://github.com/thehackersbrain/hiddenpng [INFO] tweaked toml for git repo https://github.com/thehackersbrain/hiddenpng written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/thehackersbrain/hiddenpng on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/thehackersbrain/hiddenpng 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded block-padding v0.3.2 [INFO] [stderr] Downloaded cpufeatures v0.2.5 [INFO] [stderr] Downloaded block-modes v0.8.1 [INFO] [stderr] Downloaded generic-array v0.14.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9519c4f11d61458bbca06d34aba88679f5a12e9e60969b4908ba60a85cf85b77 [INFO] running `Command { std: "docker" "start" "-a" "9519c4f11d61458bbca06d34aba88679f5a12e9e60969b4908ba60a85cf85b77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9519c4f11d61458bbca06d34aba88679f5a12e9e60969b4908ba60a85cf85b77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9519c4f11d61458bbca06d34aba88679f5a12e9e60969b4908ba60a85cf85b77", kill_on_drop: false }` [INFO] [stdout] 9519c4f11d61458bbca06d34aba88679f5a12e9e60969b4908ba60a85cf85b77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 1350dbe238a5c2c1aa03c694bbcbc9cf8eb4f48d6f961228dc5a9f65bfc230d8 [INFO] running `Command { std: "docker" "start" "-a" "1350dbe238a5c2c1aa03c694bbcbc9cf8eb4f48d6f961228dc5a9f65bfc230d8", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling cpufeatures v0.2.5 [INFO] [stderr] Compiling opaque-debug v0.3.0 [INFO] [stderr] Compiling block-padding v0.2.1 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling cipher v0.3.0 [INFO] [stderr] Compiling block-padding v0.3.2 [INFO] [stderr] Compiling block-modes v0.8.1 [INFO] [stderr] Compiling aes v0.7.5 [INFO] [stderr] Compiling hiddenpng v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `original_image_len` [INFO] [stdout] --> src/main.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | let original_image_len = image.len(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_image_len` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_len` [INFO] [stdout] --> src/main.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | let data_len = std::cmp::min(encrypted_data.len(), image.len()); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:151:5 [INFO] [stdout] | [INFO] [stdout] 151 | hide_data("demo.png", b"secret message", b"hacker"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 151 | let _ = hide_data("demo.png", b"secret message", b"hacker"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:152:5 [INFO] [stdout] | [INFO] [stdout] 152 | extract_data("demo.png", b"hacker"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 152 | let _ = extract_data("demo.png", b"hacker"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.67s [INFO] running `Command { std: "docker" "inspect" "1350dbe238a5c2c1aa03c694bbcbc9cf8eb4f48d6f961228dc5a9f65bfc230d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1350dbe238a5c2c1aa03c694bbcbc9cf8eb4f48d6f961228dc5a9f65bfc230d8", kill_on_drop: false }` [INFO] [stdout] 1350dbe238a5c2c1aa03c694bbcbc9cf8eb4f48d6f961228dc5a9f65bfc230d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] ac3beae64316b69e76aa3bd355d785bba2978b35245cc0b5361648927f03e886 [INFO] running `Command { std: "docker" "start" "-a" "ac3beae64316b69e76aa3bd355d785bba2978b35245cc0b5361648927f03e886", kill_on_drop: false }` [INFO] [stderr] Compiling hiddenpng v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `original_image_len` [INFO] [stdout] --> src/main.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | let original_image_len = image.len(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_image_len` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_len` [INFO] [stdout] --> src/main.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | let data_len = std::cmp::min(encrypted_data.len(), image.len()); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:151:5 [INFO] [stdout] | [INFO] [stdout] 151 | hide_data("demo.png", b"secret message", b"hacker"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 151 | let _ = hide_data("demo.png", b"secret message", b"hacker"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:152:5 [INFO] [stdout] | [INFO] [stdout] 152 | extract_data("demo.png", b"hacker"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 152 | let _ = extract_data("demo.png", b"hacker"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "ac3beae64316b69e76aa3bd355d785bba2978b35245cc0b5361648927f03e886", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac3beae64316b69e76aa3bd355d785bba2978b35245cc0b5361648927f03e886", kill_on_drop: false }` [INFO] [stdout] ac3beae64316b69e76aa3bd355d785bba2978b35245cc0b5361648927f03e886 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 83f143ee2fdcb8d5a840a11595aa4d614deefa085a134439c37e9c383d67f3ef [INFO] running `Command { std: "docker" "start" "-a" "83f143ee2fdcb8d5a840a11595aa4d614deefa085a134439c37e9c383d67f3ef", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `original_image_len` [INFO] [stderr] --> src/main.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | let original_image_len = image.len(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_image_len` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data_len` [INFO] [stderr] --> src/main.rs:79:9 [INFO] [stderr] | [INFO] [stderr] 79 | let data_len = std::cmp::min(encrypted_data.len(), image.len()); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_len` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:151:5 [INFO] [stderr] | [INFO] [stderr] 151 | hide_data("demo.png", b"secret message", b"hacker"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 151 | let _ = hide_data("demo.png", b"secret message", b"hacker"); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:152:5 [INFO] [stderr] | [INFO] [stderr] 152 | extract_data("demo.png", b"hacker"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 152 | let _ = extract_data("demo.png", b"hacker"); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `hiddenpng` (bin "hiddenpng" test) generated 4 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/hiddenpng-10f16f95a2431eb7) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "83f143ee2fdcb8d5a840a11595aa4d614deefa085a134439c37e9c383d67f3ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83f143ee2fdcb8d5a840a11595aa4d614deefa085a134439c37e9c383d67f3ef", kill_on_drop: false }` [INFO] [stdout] 83f143ee2fdcb8d5a840a11595aa4d614deefa085a134439c37e9c383d67f3ef