[INFO] updating cached repository https://github.com/aisamanra/xargo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b67abf8c1ad5e129618117715a10acf8aacadf6d [INFO] testing aisamanra/xargo against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faisamanra%2Fxargo" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aisamanra/xargo on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aisamanra/xargo [INFO] finished tweaking git repo https://github.com/aisamanra/xargo [INFO] tweaked toml for git repo https://github.com/aisamanra/xargo written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/aisamanra/xargo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 22f4d38d96707bf0ec425b4d51d791ddfd32770beb9cebfd8675482cd4694b3b [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" "22f4d38d96707bf0ec425b4d51d791ddfd32770beb9cebfd8675482cd4694b3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "22f4d38d96707bf0ec425b4d51d791ddfd32770beb9cebfd8675482cd4694b3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22f4d38d96707bf0ec425b4d51d791ddfd32770beb9cebfd8675482cd4694b3b", kill_on_drop: false }` [INFO] [stdout] 22f4d38d96707bf0ec425b4d51d791ddfd32770beb9cebfd8675482cd4694b3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a65e07290a9b7d3c7e2cf563894e1a06a931684616a5299048dae5d132f8c4ac [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" "a65e07290a9b7d3c7e2cf563894e1a06a931684616a5299048dae5d132f8c4ac", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.18 [INFO] [stderr] Compiling gcc v0.3.41 [INFO] [stderr] Compiling backtrace v0.3.0 [INFO] [stderr] Compiling rustc-demangle v0.1.3 [INFO] [stderr] Compiling serde v0.8.21 [INFO] [stderr] Compiling xargo v0.3.8 (/opt/rustwide/workdir) [INFO] [stderr] Compiling dtoa v0.2.2 [INFO] [stderr] Compiling itoa v0.1.1 [INFO] [stderr] Compiling walkdir v1.0.3 [INFO] [stderr] Compiling toml v0.2.1 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling fs2 v0.4.1 [INFO] [stderr] Compiling backtrace-sys v0.1.5 [INFO] [stderr] Compiling tempdir v0.3.5 [INFO] [stderr] Compiling error-chain v0.7.2 [INFO] [stderr] Compiling serde_json v0.8.4 [INFO] [stdout] warning: lint `unused_doc_comment` has been renamed to `unused_doc_comments` [INFO] [stdout] --> src/errors.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | #![allow(unused_doc_comment)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use the new name: `unused_doc_comments` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/flock.rs:149:11 [INFO] [stdout] | [INFO] [stdout] 149 | try: &Fn() -> io::Result<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> io::Result<()>` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/main.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/flock.rs:150:13 [INFO] [stdout] | [INFO] [stdout] 150 | block: &Fn() -> io::Result<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> io::Result<()>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/xargo.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | env::home_dir() [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/main.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [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/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.xargo.bi5h9gxs-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c" "/opt/rustwide/target/debug/deps/xargo-9538e01fad3b318c.2cjs0q1nv1jtz12f.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libwalkdir-e48e4c60df2d185a.rlib" "/opt/rustwide/target/debug/deps/libtoml-f65e0ab6c19d3db4.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-5419d0ceabda1a5f.rlib" "/opt/rustwide/target/debug/deps/libtempdir-3a09a856a7b92d1f.rlib" "/opt/rustwide/target/debug/deps/librand-2d99607a3d571317.rlib" "/opt/rustwide/target/debug/deps/libserde_json-524f77565c6dd2e8.rlib" "/opt/rustwide/target/debug/deps/libdtoa-ad4e527af28f369f.rlib" "/opt/rustwide/target/debug/deps/libitoa-0a35c94a91c86a2c.rlib" "/opt/rustwide/target/debug/deps/libserde-c04999d950d95a70.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-9b4027b6158eded1.rlib" "/opt/rustwide/target/debug/deps/librustc_version-180062ffda12c3bd.rlib" "/opt/rustwide/target/debug/deps/libsemver-58ab11753e1f60ec.rlib" "/opt/rustwide/target/debug/deps/libfs2-bcef0d9917647e30.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-32aa899dfc68613b.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-29eb1b6675a26dcb.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-eacd8821894e71fa.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-bb1e9b9c91f65547.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-e520603e5e391271.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-a8e91854f2a89c0f.rlib" "/opt/rustwide/target/debug/deps/libwinapi-08f0135bab856b5b.rlib" "/opt/rustwide/target/debug/deps/libkernel32-cceb62b1a55bf6d7.rlib" "/opt/rustwide/target/debug/deps/liblibc-ccaf77f648b5094b.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d66e0ceb8eaec9b8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-9717ec0599b569a0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-04369de9ba916647.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-997d622c2e4dbe5c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-0359c4288a5ef89f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-1b25ede22d698ab3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-37940b486a68e488.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-06b77c27e794c7c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-4d07e02a8df36da1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-fb29e0695c0a0f79.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e16188b4cf97e8bb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5eb391c8dabdee77.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-b0689b528b222bee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ed072ac495e62e7a.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil" [INFO] [stdout] = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-29eb1b6675a26dcb.rlib(backtrace-29eb1b6675a26dcb.backtrace.3uix9o6b-cgu.13.rcgu.o): in function `backtrace::symbolize::libbacktrace::init_state::{{closure}}': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:156: undefined reference to `backtrace_create_state' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-29eb1b6675a26dcb.rlib(backtrace-29eb1b6675a26dcb.backtrace.3uix9o6b-cgu.13.rcgu.o): in function `backtrace::symbolize::libbacktrace::resolve': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:177: undefined reference to `backtrace_syminfo' [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `xargo`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "a65e07290a9b7d3c7e2cf563894e1a06a931684616a5299048dae5d132f8c4ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a65e07290a9b7d3c7e2cf563894e1a06a931684616a5299048dae5d132f8c4ac", kill_on_drop: false }` [INFO] [stdout] a65e07290a9b7d3c7e2cf563894e1a06a931684616a5299048dae5d132f8c4ac