[INFO] updating cached repository https://github.com/manesho/rustyising [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b037297b199d2faa153d9e057ea65b493bd94d78 [INFO] testing manesho/rustyising against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanesho%2Frustyising" "work/builds/worker-7/source"` [INFO] [stderr] Cloning into 'work/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/manesho/rustyising on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/manesho/rustyising [INFO] removed path dependency sdl from git repo https://github.com/manesho/rustyising [INFO] finished tweaking git repo https://github.com/manesho/rustyising [INFO] tweaked toml for git repo https://github.com/manesho/rustyising written to work/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/manesho/rustyising already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /big/crater/work/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 73e3911c317eac5a069e30fcc9819800528d73819bec4fcd991edbcdc7b1f2ec [INFO] running `"docker" "start" "-a" "73e3911c317eac5a069e30fcc9819800528d73819bec4fcd991edbcdc7b1f2ec"` [INFO] [stderr] warning: dependency (sdl) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Compiling sdl v0.3.6 [INFO] [stderr] Compiling rustyising v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `geometry` [INFO] [stderr] --> src/algorithms.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use geometry; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/algorithms.rs:38:16 [INFO] [stderr] | [INFO] [stderr] 38 | if ((!self.isdiscovered[nb]) && [INFO] [stderr] | ________________^ [INFO] [stderr] 39 | | m.spins[nb] == m.spins[ri]){ [INFO] [stderr] | |________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 38 | if (!self.isdiscovered[nb]) && [INFO] [stderr] 39 | m.spins[nb] == m.spins[ri] { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:41:8 [INFO] [stderr] | [INFO] [stderr] 41 | for i in 0..200{ [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | for i in 0..5{ [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:89:29 [INFO] [stderr] | [INFO] [stderr] 89 | for i in 0..n{ [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:113:9 [INFO] [stderr] | [INFO] [stderr] 113 | for i in 0..1000{ [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:117:13 [INFO] [stderr] | [INFO] [stderr] 117 | for i in 0..20{ [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:34:8 [INFO] [stderr] | [INFO] [stderr] 34 | let mut lat = geometry::Lattice::new(&sizes); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:110:9 [INFO] [stderr] | [INFO] [stderr] 110 | let mut lat = geometry::Lattice::new(&sizes); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/geometry.rs:38:13 [INFO] [stderr] | [INFO] [stderr] 38 | let mut numsites:i32 = sizes.iter().product(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/geometry.rs:40:17 [INFO] [stderr] | [INFO] [stderr] 40 | let mut cx = Lattice::index2coords(i,&sizes); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/models.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | let mut spins = vec![1; lattice.numsites as usize]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithms.rs:15:13 [INFO] [stderr] | [INFO] [stderr] 15 | let mut isdiscovered = vec![false; m.lattice.numsites as usize]; [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `asci_print` [INFO] [stderr] --> src/models.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn asci_print(& mut self){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `main2` [INFO] [stderr] --> src/main.rs:105:1 [INFO] [stderr] | [INFO] [stderr] 105 | fn main2() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/models.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | stdout().flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] error: linking with `cc` failed: exit code: 1 [INFO] [stderr] | [INFO] [stderr] = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.rustyising.7gh29tu7-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba" "/opt/rustwide/target/debug/deps/rustyising-608f8540a59b41ba.4z5imqsdghjjix96.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl-aca829cde5167250.rlib" "/opt/rustwide/target/debug/deps/libnum-2f2488239b13fbdd.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-89e848ee8ea36e78.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-8e800f48bb43d415.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-d9fb93378866e854.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-32acd8f7efa22e3e.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-bbf34e9632c3a30c.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-dbac7e428283a153.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-a4ff9b7e87bbd905.rlib" "/opt/rustwide/target/debug/deps/librand-df37cf038f4c3201.rlib" "/opt/rustwide/target/debug/deps/librand-250eafcf18e8ca2a.rlib" "/opt/rustwide/target/debug/deps/liblibc-a6f16ea62ac26a77.rlib" "/opt/rustwide/target/debug/deps/librand-50ea42db02a9f45c.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-3fe0ce9e78cfe979.rlib" "/opt/rustwide/target/debug/deps/libc2_chacha-fa3ffd06082ea2a3.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-d54865a9b3bbab16.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-83cafc2ae303332c.rlib" "/opt/rustwide/target/debug/deps/librand_core-78bf2b172540ffb7.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-9a401c5510fec0d9.rlib" "/opt/rustwide/target/debug/deps/liblibc-a3b13f6b27abcc70.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-da99d89e98e4f9e7.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-12ce12f1efc08aa3.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5d3cd1b3ddab72e4.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-f8222943dfd167e2.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-0cd00b2d3108cd48.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-485c05ba6ce1b438.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-63e6b1072426ba59.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-a421aff1d43911ee.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3deef8ef4fe80dff.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-f65a176f0586269e.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ad46d4080f4d7e57.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-da6c590582bf0885.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-837ca740df32db0a.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-db27c965e824589f.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-68a4f8466685ed76.rlib" "-Wl,-Bdynamic" "-lSDL" "-lc" "-lm" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /usr/bin/ld: cannot find -lSDL [INFO] [stderr] collect2: error: ld returned 1 exit status [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `rustyising`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "73e3911c317eac5a069e30fcc9819800528d73819bec4fcd991edbcdc7b1f2ec"` [INFO] running `"docker" "rm" "-f" "73e3911c317eac5a069e30fcc9819800528d73819bec4fcd991edbcdc7b1f2ec"` [INFO] [stdout] 73e3911c317eac5a069e30fcc9819800528d73819bec4fcd991edbcdc7b1f2ec