[INFO] cloning repository https://github.com/aisamanra/xargo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aisamanra/xargo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faisamanra%2Fxargo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faisamanra%2Fxargo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b67abf8c1ad5e129618117715a10acf8aacadf6d [INFO] testing aisamanra/xargo against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faisamanra%2Fxargo" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aisamanra/xargo on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-10/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-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cfg-if v0.1.0 [INFO] [stderr] Downloaded gcc v0.3.41 [INFO] [stderr] Downloaded error-chain v0.7.2 [INFO] [stderr] Downloaded rustc_version v0.1.7 [INFO] [stderr] Downloaded tempdir v0.3.5 [INFO] [stderr] Downloaded rand v0.3.15 [INFO] [stderr] Downloaded backtrace-sys v0.1.5 [INFO] [stderr] Downloaded dbghelp-sys v0.2.0 [INFO] [stderr] Downloaded backtrace v0.3.0 [INFO] [stderr] Downloaded smallvec v0.1.8 [INFO] [stderr] Downloaded libc v0.2.18 [INFO] [stderr] Downloaded rustc-serialize v0.3.22 [INFO] [stderr] Downloaded toml v0.2.1 [INFO] [stderr] Downloaded semver v0.1.20 [INFO] [stderr] Downloaded dtoa v0.2.2 [INFO] [stderr] Downloaded itoa v0.1.1 [INFO] [stderr] Downloaded num-traits v0.1.36 [INFO] [stderr] Downloaded rustc-demangle v0.1.3 [INFO] [stderr] Downloaded serde_json v0.8.4 [INFO] [stderr] Downloaded walkdir v1.0.3 [INFO] [stderr] Downloaded fs2 v0.4.1 [INFO] [stderr] Downloaded owning_ref v0.2.2 [INFO] [stderr] Downloaded parking_lot_core v0.2.0 [INFO] [stderr] Downloaded serde v0.8.21 [INFO] [stderr] Downloaded parking_lot v0.3.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4e3d001cefce08359ba3cec77b34b0da8d5a23737f0083b45179ff4c2e1ccbf4 [INFO] running `Command { std: "docker" "start" "-a" "4e3d001cefce08359ba3cec77b34b0da8d5a23737f0083b45179ff4c2e1ccbf4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e3d001cefce08359ba3cec77b34b0da8d5a23737f0083b45179ff4c2e1ccbf4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e3d001cefce08359ba3cec77b34b0da8d5a23737f0083b45179ff4c2e1ccbf4", kill_on_drop: false }` [INFO] [stdout] 4e3d001cefce08359ba3cec77b34b0da8d5a23737f0083b45179ff4c2e1ccbf4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d45e15f6be351694e3a2bbe588b233ae0458e44d1815272b485c9c4c4a7abddb [INFO] running `Command { std: "docker" "start" "-a" "d45e15f6be351694e3a2bbe588b233ae0458e44d1815272b485c9c4c4a7abddb", kill_on_drop: false }` [INFO] [stderr] Compiling itoa v0.1.1 [INFO] [stderr] Compiling dtoa v0.2.2 [INFO] [stderr] Compiling serde v0.8.21 [INFO] [stderr] Compiling xargo v0.3.8 (/opt/rustwide/workdir) [INFO] [stderr] Compiling walkdir v1.0.3 [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 toml v0.2.1 [INFO] [stderr] Compiling backtrace v0.3.0 [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 function `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-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.xargo.7xmvz1ez-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2" "/opt/rustwide/target/debug/deps/xargo-a432304539f71bf2.249hp0sh781fo55r.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libwalkdir-aa9235d9de60c45d.rlib" "/opt/rustwide/target/debug/deps/libtoml-48244bcabce73c67.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-769867f34ef035ad.rlib" "/opt/rustwide/target/debug/deps/libtempdir-b7a0d9cd21327d3f.rlib" "/opt/rustwide/target/debug/deps/librand-8ff0887adcb7fa02.rlib" "/opt/rustwide/target/debug/deps/libserde_json-0403343dc2071324.rlib" "/opt/rustwide/target/debug/deps/libdtoa-e35729b5c2c2ada9.rlib" "/opt/rustwide/target/debug/deps/libitoa-d8696580ff0568e9.rlib" "/opt/rustwide/target/debug/deps/libserde-4b8cf4492b6ed895.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-27e2f9a0a819ec42.rlib" "/opt/rustwide/target/debug/deps/librustc_version-38299ae252fffffc.rlib" "/opt/rustwide/target/debug/deps/libsemver-121e191e9ba18283.rlib" "/opt/rustwide/target/debug/deps/libfs2-d6453e12f0675d49.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-3a54acd2bdd76900.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-fab5106fa1b20e30.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-02ee8592e8070d71.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-44897c33622342d1.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-4dda033e97829cbd.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-9b859a4b43489b4d.rlib" "/opt/rustwide/target/debug/deps/libwinapi-53d291ef9733f714.rlib" "/opt/rustwide/target/debug/deps/libkernel32-5d5d19a3cac54ca4.rlib" "/opt/rustwide/target/debug/deps/liblibc-a0ae046179b3f4dc.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" [INFO] [stdout] = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-fab5106fa1b20e30.rlib(backtrace-fab5106fa1b20e30.backtrace.13hgyx9b-cgu.12.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-fab5106fa1b20e30.rlib(backtrace-fab5106fa1b20e30.backtrace.13hgyx9b-cgu.12.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" "d45e15f6be351694e3a2bbe588b233ae0458e44d1815272b485c9c4c4a7abddb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d45e15f6be351694e3a2bbe588b233ae0458e44d1815272b485c9c4c4a7abddb", kill_on_drop: false }` [INFO] [stdout] d45e15f6be351694e3a2bbe588b233ae0458e44d1815272b485c9c4c4a7abddb