[INFO] cloning repository https://github.com/RainbowZephyr/Matrix-Solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RainbowZephyr/Matrix-Solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRainbowZephyr%2FMatrix-Solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRainbowZephyr%2FMatrix-Solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79fd5e658042e9e747ecebe989e5011835466f83
[INFO] testing RainbowZephyr/Matrix-Solver against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRainbowZephyr%2FMatrix-Solver" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RainbowZephyr/Matrix-Solver on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RainbowZephyr/Matrix-Solver
[INFO] finished tweaking git repo https://github.com/RainbowZephyr/Matrix-Solver
[INFO] tweaked toml for git repo https://github.com/RainbowZephyr/Matrix-Solver written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/RainbowZephyr/Matrix-Solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 930060cc5db81bbbb34b3e75ae8cd06579d08a96433c943d782c2045f2363605
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "930060cc5db81bbbb34b3e75ae8cd06579d08a96433c943d782c2045f2363605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "930060cc5db81bbbb34b3e75ae8cd06579d08a96433c943d782c2045f2363605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "930060cc5db81bbbb34b3e75ae8cd06579d08a96433c943d782c2045f2363605", kill_on_drop: false }`
[INFO] [stdout] 930060cc5db81bbbb34b3e75ae8cd06579d08a96433c943d782c2045f2363605
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af46caef39dc5f6145720621863c84958c4c7c472ebb99543f2303764a309b7b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "af46caef39dc5f6145720621863c84958c4c7c472ebb99543f2303764a309b7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling simba v0.2.0
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling nalgebra v0.22.0
[INFO] [stderr]    Compiling error-chain v0.5.0
[INFO] [stderr]    Compiling cpuprofiler v0.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling arrayfire v3.7.1
[INFO] [stderr]    Compiling nalgebra-glm v0.8.0
[INFO] [stderr]    Compiling Pprediction-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpuprofiler::PROFILER`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use cpuprofiler::PROFILER;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nalgebra_glm`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use nalgebra_glm;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Pprediction_rust` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `pprediction_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]   --> src/main.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let M: nalgebra::Matrix4x1<i32> = nalgebra::Matrix4x1::new(29, 800, 0, 1);
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.Pprediction_rust.c34ugchs-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7" "/opt/rustwide/target/debug/deps/Pprediction_rust-1fe3a803e13a89f7.e5f0szoe7cc97w4.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/arrayfire/lib" "-L" "/opt/arrayfire/lib64" "-L" "/usr/local/lib" "-L" "/usr/lib" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-bc665c6bbee98068/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libnalgebra_glm-cb5c0fe9cc3ae963.rlib" "/opt/rustwide/target/debug/deps/libcpuprofiler-b2fbb46445839842.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-9850e1ed257f46c2.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-4ce2ef03f1b8d13f.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-632fbd2ab7857e21.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-61aa4da504c25cbc.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-cd0ead7d00ad78db.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-f8300490526c9a2c.rlib" "/opt/rustwide/target/debug/deps/libwinapi-4302359dfd2c100e.rlib" "/opt/rustwide/target/debug/deps/libkernel32-931d226f257ec229.rlib" "/opt/rustwide/target/debug/deps/librayon-091e88d68ec647a7.rlib" "/opt/rustwide/target/debug/deps/librayon_core-e4d5b339032f6cca.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-fcc806c7a34e33db.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-bde85764cb6ac566.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-5c576277af4dffcc.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-61a8585eac99cded.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-4282825e252e02e8.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_channel-902c0c35291145a2.rlib" "/opt/rustwide/target/debug/deps/libmaybe_uninit-ba8c860573beb973.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-ff13728372c662eb.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib" "/opt/rustwide/target/debug/deps/libeither-19e621c1c8135455.rlib" "/opt/rustwide/target/debug/deps/libnalgebra-3b29afa97dbaa76b.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-ec34ff27283922db.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-e1f6958167075598.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-a84c1a3e36345d10.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-e40f2a1df797de3c.rlib" "/opt/rustwide/target/debug/deps/libtypenum-a5e8dd74bd8dfb37.rlib" "/opt/rustwide/target/debug/deps/libsimba-136a40d563a7e51a.rlib" "/opt/rustwide/target/debug/deps/libpaste-e1aa8eca1fba27b1.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-fa3c201d5aea5974.rlib" "/opt/rustwide/target/debug/deps/librand_distr-acd909d4a526eb71.rlib" "/opt/rustwide/target/debug/deps/librand-0422e9b5215fc144.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-0fb6d9ca4cdeb4de.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-dade1abeea8bcadc.rlib" "/opt/rustwide/target/debug/deps/librand_core-99fa6e5dc476ee6c.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-bf2c212017d30d14.rlib" "/opt/rustwide/target/debug/deps/liblibc-746f201bb5e0eaec.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-b10e0993eefc366b.rlib" "/opt/rustwide/target/debug/deps/libmatrixmultiply-5ffbcf2e69445d5c.rlib" "/opt/rustwide/target/debug/deps/librawpointer-1f0ddd829a75cd7b.rlib" "/opt/rustwide/target/debug/deps/libapprox-c0d767a0cf1b5dd7.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-2526d98766747d91.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lprofiler" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lprofiler
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `Pprediction-rust`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "af46caef39dc5f6145720621863c84958c4c7c472ebb99543f2303764a309b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af46caef39dc5f6145720621863c84958c4c7c472ebb99543f2303764a309b7b", kill_on_drop: false }`
[INFO] [stdout] af46caef39dc5f6145720621863c84958c4c7c472ebb99543f2303764a309b7b