[INFO] cloning repository https://github.com/ipost/rmosaic [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ipost/rmosaic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipost%2Frmosaic", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipost%2Frmosaic'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ccd954abdbf724466bb082a1068f025f706facee [INFO] checking ipost/rmosaic against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipost%2Frmosaic" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ipost/rmosaic on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ipost/rmosaic [INFO] finished tweaking git repo https://github.com/ipost/rmosaic [INFO] tweaked toml for git repo https://github.com/ipost/rmosaic written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ipost/rmosaic 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-derive v0.2.0 [INFO] [stderr] Downloaded md5 v0.3.7 [INFO] [stderr] Downloaded inflate v0.4.2 [INFO] [stderr] Downloaded serde_derive v1.0.48 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 75757f404d093e1cb9b6a01240de9a677463f37ebf83ae4d2140a73ce7896b94 [INFO] running `Command { std: "docker" "start" "-a" "75757f404d093e1cb9b6a01240de9a677463f37ebf83ae4d2140a73ce7896b94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75757f404d093e1cb9b6a01240de9a677463f37ebf83ae4d2140a73ce7896b94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75757f404d093e1cb9b6a01240de9a677463f37ebf83ae4d2140a73ce7896b94", kill_on_drop: false }` [INFO] [stdout] 75757f404d093e1cb9b6a01240de9a677463f37ebf83ae4d2140a73ce7896b94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9fad3b588674723976f325bd2afa04f860a6d4e1201b53632565dfaf7731fce9 [INFO] running `Command { std: "docker" "start" "-a" "9fad3b588674723976f325bd2afa04f860a6d4e1201b53632565dfaf7731fce9", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Checking cfg-if v0.1.3 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Checking num-traits v0.2.2 [INFO] [stderr] Checking adler32 v1.0.2 [INFO] [stderr] Checking byteorder v1.2.2 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking color_quant v1.0.0 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking itoa v0.4.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking serde v1.0.47 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking inflate v0.4.2 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking gif v0.10.0 [INFO] [stderr] Checking md5 v0.3.7 [INFO] [stderr] Checking deflate v0.7.18 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Compiling syn v0.12.15 [INFO] [stderr] Compiling syn v0.13.7 [INFO] [stderr] Checking num-integer v0.1.36 [INFO] [stderr] Checking num-iter v0.1.35 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking png v0.12.0 [INFO] [stderr] Checking rayon v1.0.1 [INFO] [stderr] Compiling num-derive v0.2.0 [INFO] [stderr] Compiling serde_derive v1.0.48 [INFO] [stderr] Checking jpeg-decoder v0.1.14 [INFO] [stderr] Checking image v0.19.0 [INFO] [stderr] Checking serde_json v1.0.17 [INFO] [stderr] Checking rmosaic v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:129:17 [INFO] [stdout] | [INFO] [stdout] 129 | let mut l_color_cache = color_cache.lock().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:129:17 [INFO] [stdout] | [INFO] [stdout] 129 | let mut l_color_cache = color_cache.lock().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:146:17 [INFO] [stdout] | [INFO] [stdout] 146 | let mut l_library_cache = library_cache.lock().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:146:17 [INFO] [stdout] | [INFO] [stdout] 146 | let mut l_library_cache = library_cache.lock().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [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` profile [unoptimized + debuginfo] target(s) in 3.01s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.12.15, syn v0.13.7 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "9fad3b588674723976f325bd2afa04f860a6d4e1201b53632565dfaf7731fce9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fad3b588674723976f325bd2afa04f860a6d4e1201b53632565dfaf7731fce9", kill_on_drop: false }` [INFO] [stdout] 9fad3b588674723976f325bd2afa04f860a6d4e1201b53632565dfaf7731fce9