[INFO] fetching crate ufcs 0.1.0...
[INFO] checking ufcs-0.1.0 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] extracting crate ufcs 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ufcs 0.1.0 on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ufcs 0.1.0
[INFO] finished tweaking crates.io crate ufcs 0.1.0
[INFO] tweaked toml for crates.io crate ufcs 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "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] 4e149324ddfecdac870a0b5705be9eaad059bc824512f0cb6064ded4943caa85
[INFO] running `Command { std: "docker" "start" "-a" "4e149324ddfecdac870a0b5705be9eaad059bc824512f0cb6064ded4943caa85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e149324ddfecdac870a0b5705be9eaad059bc824512f0cb6064ded4943caa85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e149324ddfecdac870a0b5705be9eaad059bc824512f0cb6064ded4943caa85", kill_on_drop: false }`
[INFO] [stdout] 4e149324ddfecdac870a0b5705be9eaad059bc824512f0cb6064ded4943caa85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc63178a19fcf6ad53de2cf576570b9d46802b4d375b8341a2496a11fd36966a
[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" "bc63178a19fcf6ad53de2cf576570b9d46802b4d375b8341a2496a11fd36966a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking ufcs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-L" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/self-contained" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.futures_macro.1ukcycmp-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/libfutures_macro-2510d73a61f09eb2.so" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.3ks53zcrj72hrjuy.rcgu.o" "/opt/rustwide/target/debug/deps/futures_macro-2510d73a61f09eb2.2oo1az9t9d8qk2cy.rcgu.o" "-Wl,--gc-sections" "-shared" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsyn-ae2de82fb92636aa.rlib" "/opt/rustwide/target/debug/deps/libquote-f7ea4c9bef36e8af.rlib" "/opt/rustwide/target/debug/deps/libproc_macro2-194003952cd3c42e.rlib" "/opt/rustwide/target/debug/deps/libunicode_xid-460f9c27fbb1b178.rlib" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/libproc_macro-3762b5038f2b60fc.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-b6aff3703feff874.rlib" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-812457dcc335cb0e.rlib" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d3b70323dc13665e.rlib" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-a72ca64738319f23.rlib" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-ae466ecb818a21c7.rlib" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-8965f725fa371d94.rlib" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-f5d385bbcf1c0598.rlib" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-14d182d411047066.rlib" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-45730ad7fe9247a8.rlib" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-95ea48ddc44a311b.rlib" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-077a7bdb239ba92c.rlib" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-68f423c59dc48a40.rlib" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-54580c7798bf2225.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1557fb031b272b4c5bfcc7de5df7eddc7b36a584/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-31151f98ccdb185a.rlib" "-Wl,-Bdynamic" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: 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] [stderr] error: could not compile `futures-macro`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bc63178a19fcf6ad53de2cf576570b9d46802b4d375b8341a2496a11fd36966a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc63178a19fcf6ad53de2cf576570b9d46802b4d375b8341a2496a11fd36966a", kill_on_drop: false }`
[INFO] [stdout] bc63178a19fcf6ad53de2cf576570b9d46802b4d375b8341a2496a11fd36966a