[INFO] cloning repository https://github.com/hsanzg/exact-covers [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hsanzg/exact-covers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsanzg%2Fexact-covers", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsanzg%2Fexact-covers'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 006bbcea1063c9d8c39e77ccba08aaa8cc94d222 [INFO] testing hsanzg/exact-covers against 1.85.0 for beta-1.86-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsanzg%2Fexact-covers" "/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/hsanzg/exact-covers on toolchain 1.85.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hsanzg/exact-covers [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/hsanzg/exact-covers [INFO] tweaked toml for git repo https://github.com/hsanzg/exact-covers written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/hsanzg/exact-covers 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" "+1.85.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded smallvec v2.0.0-alpha.6 [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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 811d4d0e77b25f65658c7f2f7061c8db9239819691fb91fb5da3e39c251ac682 [INFO] running `Command { std: "docker" "start" "-a" "811d4d0e77b25f65658c7f2f7061c8db9239819691fb91fb5da3e39c251ac682", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "811d4d0e77b25f65658c7f2f7061c8db9239819691fb91fb5da3e39c251ac682", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "811d4d0e77b25f65658c7f2f7061c8db9239819691fb91fb5da3e39c251ac682", kill_on_drop: false }` [INFO] [stdout] 811d4d0e77b25f65658c7f2f7061c8db9239819691fb91fb5da3e39c251ac682 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 338dbbf8e9e752a2fdc44453eb1f0b4ca4f4d99bcf26ad73e30cf3cc26a0a469 [INFO] running `Command { std: "docker" "start" "-a" "338dbbf8e9e752a2fdc44453eb1f0b4ca4f4d99bcf26ad73e30cf3cc26a0a469", kill_on_drop: false }` [INFO] [stderr] Compiling exact-covers v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `primary` [INFO] [stdout] --> src/dc.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `secondary` [INFO] [stdout] --> src/dc.rs:14:30 [INFO] [stdout] | [INFO] [stdout] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `primary` [INFO] [stdout] --> src/dc.rs:18:36 [INFO] [stdout] | [INFO] [stdout] 18 | fn add_option(&mut self, primary: P, secondary: S) [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `secondary` [INFO] [stdout] --> src/dc.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | fn add_option(&mut self, primary: P, secondary: S) [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `visit` [INFO] [stdout] --> src/dc.rs:26:23 [INFO] [stdout] | [INFO] [stdout] 26 | fn solve(self, visit: F) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_visit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `level` [INFO] [stdout] --> src/dc.rs:35:23 [INFO] [stdout] | [INFO] [stdout] 35 | fn pointer(&self, level: usize) -> Option { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_level` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ix` [INFO] [stdout] --> src/dc.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> src/dc.rs:43:40 [INFO] [stdout] | [INFO] [stdout] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] running `Command { std: "docker" "inspect" "338dbbf8e9e752a2fdc44453eb1f0b4ca4f4d99bcf26ad73e30cf3cc26a0a469", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "338dbbf8e9e752a2fdc44453eb1f0b4ca4f4d99bcf26ad73e30cf3cc26a0a469", kill_on_drop: false }` [INFO] [stdout] 338dbbf8e9e752a2fdc44453eb1f0b4ca4f4d99bcf26ad73e30cf3cc26a0a469 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0bb33a95ab132c24b6c66c8a0bfc4f025bd807e24427f740ec63ee1c7e09e210 [INFO] running `Command { std: "docker" "start" "-a" "0bb33a95ab132c24b6c66c8a0bfc4f025bd807e24427f740ec63ee1c7e09e210", kill_on_drop: false }` [INFO] [stderr] Compiling smallvec v2.0.0-alpha.6 [INFO] [stdout] warning: unused variable: `primary` [INFO] [stdout] --> src/dc.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `secondary` [INFO] [stdout] --> src/dc.rs:14:30 [INFO] [stdout] | [INFO] [stdout] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `primary` [INFO] [stdout] --> src/dc.rs:18:36 [INFO] [stdout] | [INFO] [stdout] 18 | fn add_option(&mut self, primary: P, secondary: S) [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `secondary` [INFO] [stdout] --> src/dc.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | fn add_option(&mut self, primary: P, secondary: S) [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `visit` [INFO] [stdout] --> src/dc.rs:26:23 [INFO] [stdout] | [INFO] [stdout] 26 | fn solve(self, visit: F) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_visit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `level` [INFO] [stdout] --> src/dc.rs:35:23 [INFO] [stdout] | [INFO] [stdout] 35 | fn pointer(&self, level: usize) -> Option { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_level` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ix` [INFO] [stdout] --> src/dc.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> src/dc.rs:43:40 [INFO] [stdout] | [INFO] [stdout] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling exact-covers v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `primary` [INFO] [stdout] --> src/dc.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `secondary` [INFO] [stdout] --> src/dc.rs:14:30 [INFO] [stdout] | [INFO] [stdout] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `primary` [INFO] [stdout] --> src/dc.rs:18:36 [INFO] [stdout] | [INFO] [stdout] 18 | fn add_option(&mut self, primary: P, secondary: S) [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `secondary` [INFO] [stdout] --> src/dc.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | fn add_option(&mut self, primary: P, secondary: S) [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `visit` [INFO] [stdout] --> src/dc.rs:26:23 [INFO] [stdout] | [INFO] [stdout] 26 | fn solve(self, visit: F) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_visit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `level` [INFO] [stdout] --> src/dc.rs:35:23 [INFO] [stdout] | [INFO] [stdout] 35 | fn pointer(&self, level: usize) -> Option { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_level` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ix` [INFO] [stdout] --> src/dc.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> src/dc.rs:43:40 [INFO] [stdout] | [INFO] [stdout] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.85.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcPupCNN/symbols.o" "<8 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.85.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-bb17ba1fa02ea08e.rlib,libgetopts-d04d0c542852b7d7.rlib,libunicode_width-7748d1fe0f8acd00.rlib,librustc_std_workspace_std-6cf585dc4073d549.rlib,libstd-6273572f18644c87.rlib,libpanic_unwind-267e668abf74a283.rlib,libobject-ec6154ccae37a33e.rlib,libmemchr-500edd5521c440d4.rlib,libaddr2line-86d8d9428792e8ef.rlib,libgimli-10f06487503767c2.rlib,librustc_demangle-6a38424de1e5bca5.rlib,libstd_detect-de9763ea1c19dca3.rlib,libhashbrown-a7f5bb2f736d3c49.rlib,librustc_std_workspace_alloc-7e368919bdc4a44c.rlib,libminiz_oxide-376454d49910c786.rlib,libadler-fa99f5692b5dce85.rlib,libunwind-91cafdaf16f7fe40.rlib,libcfg_if-f7ee3f1ea78d9dae.rlib,liblibc-d3a35665f881365a.rlib,liballoc-715bc629a88bca60.rlib,librustc_std_workspace_core-ae70165d1278cff7.rlib,libcore-406129d0e3fbc101.rlib,libcompiler_builtins-1af05515ab19524a.rlib}" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.85.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/exact_covers-23bdad6ae69c94b7" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: /usr/bin/ld: final link failed: No space left on device [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `exact-covers` (lib test) due to 1 previous error; 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "0bb33a95ab132c24b6c66c8a0bfc4f025bd807e24427f740ec63ee1c7e09e210", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bb33a95ab132c24b6c66c8a0bfc4f025bd807e24427f740ec63ee1c7e09e210", kill_on_drop: false }` [INFO] [stdout] 0bb33a95ab132c24b6c66c8a0bfc4f025bd807e24427f740ec63ee1c7e09e210