[INFO] fetching crate yaca 0.1.6...
[INFO] testing yaca-0.1.6 against 1.54.0 for beta-1.55-1
[INFO] extracting crate yaca 0.1.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate yaca 0.1.6 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yaca 0.1.6
[INFO] finished tweaking crates.io crate yaca 0.1.6
[INFO] tweaked toml for crates.io crate yaca 0.1.6 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate yaca 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38c16834cade596da1e6cfe0287c75f92c07dab3ae3ff23c6a665abe94c8f7ac
[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" "38c16834cade596da1e6cfe0287c75f92c07dab3ae3ff23c6a665abe94c8f7ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38c16834cade596da1e6cfe0287c75f92c07dab3ae3ff23c6a665abe94c8f7ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c16834cade596da1e6cfe0287c75f92c07dab3ae3ff23c6a665abe94c8f7ac", kill_on_drop: false }`
[INFO] [stdout] 38c16834cade596da1e6cfe0287c75f92c07dab3ae3ff23c6a665abe94c8f7ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2be00c49b62414a252014fcc4d8502234b1659414befc44a5d81e1faa21e6732
[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" "2be00c49b62414a252014fcc4d8502234b1659414befc44a5d81e1faa21e6732", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling yaca v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `yaca`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.yaca.baxej4uh-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da.2oc8gwix6o7qe00q.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libyaca-1d1694953affd44a.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-76716d461cafafc7.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-feca145c6267cadc.rlib" "/opt/rustwide/target/debug/deps/liblibc-cfc90c497e6200f4.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-2420485b9e5ef5e1.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-785e3cb61c4b1960.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-087191a88bdaa22d.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9981842c02975178.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6fb405869b015fde.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d05c5c3c56004b7b.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-42d74d2097528b38.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-fb36534c113d2209.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b56b9042c12b6535.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-491902d6cb3e76df.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-61834e0981b8c367.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-f78aa99d613a55bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-53ee54cd7fed2c57.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-544ecdbd6cda3c58.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-379cc252b6943a79.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8063eea38dcc5e62.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5b228734afae15ee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d6c7a399d95d173f.rlib" "-Wl,-Bdynamic" "-lyaca" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/yaca-466d964133cbc8da" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lyaca
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2be00c49b62414a252014fcc4d8502234b1659414befc44a5d81e1faa21e6732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2be00c49b62414a252014fcc4d8502234b1659414befc44a5d81e1faa21e6732", kill_on_drop: false }`
[INFO] [stdout] 2be00c49b62414a252014fcc4d8502234b1659414befc44a5d81e1faa21e6732
