[INFO] cloning repository https://github.com/rocurley/rs-partition [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rocurley/rs-partition" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocurley%2Frs-partition", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocurley%2Frs-partition'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4ad2e2578e98dfc35e7bf7257cb3c740d78e169f [INFO] testing rocurley/rs-partition against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocurley%2Frs-partition" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rocurley/rs-partition on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rocurley/rs-partition [INFO] finished tweaking git repo https://github.com/rocurley/rs-partition [INFO] tweaked toml for git repo https://github.com/rocurley/rs-partition written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/rocurley/rs-partition already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded error-chain v0.5.0 [INFO] [stderr] Downloaded structopt v0.2.14 [INFO] [stderr] Downloaded either v1.5.0 [INFO] [stderr] Downloaded structopt-derive v0.2.14 [INFO] [stderr] Downloaded serde_json v1.0.38 [INFO] [stderr] Downloaded num-bigint v0.2.2 [INFO] [stderr] Downloaded tempfile v3.0.6 [INFO] [stderr] Downloaded libc v0.2.48 [INFO] [stderr] Downloaded cpuprofiler v0.0.3 [INFO] [stderr] Downloaded serde v1.0.88 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c6ccc537ee73fa1345368a186b0576bb5b1512e456feb535b83e0f764f527b1e [INFO] running `Command { std: "docker" "start" "-a" "c6ccc537ee73fa1345368a186b0576bb5b1512e456feb535b83e0f764f527b1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6ccc537ee73fa1345368a186b0576bb5b1512e456feb535b83e0f764f527b1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6ccc537ee73fa1345368a186b0576bb5b1512e456feb535b83e0f764f527b1e", kill_on_drop: false }` [INFO] [stdout] c6ccc537ee73fa1345368a186b0576bb5b1512e456feb535b83e0f764f527b1e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0fbaf54a5dd6c807d2ecff3c6928717ace3c0047b9c4df7a07d721112ae649c0 [INFO] running `Command { std: "docker" "start" "-a" "0fbaf54a5dd6c807d2ecff3c6928717ace3c0047b9c4df7a07d721112ae649c0", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling cc v1.0.29 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling serde v1.0.88 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling spin v0.4.10 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling regex-syntax v0.6.5 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand_os v0.1.2 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling wait-timeout v0.1.5 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling tempfile v3.0.6 [INFO] [stderr] Compiling rusty-fork v0.2.1 [INFO] [stderr] Compiling backtrace v0.2.3 [INFO] [stderr] Compiling error-chain v0.5.0 [INFO] [stderr] Compiling cpuprofiler v0.0.3 [INFO] [stderr] Compiling proptest v0.9.1 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling num v0.2.0 [INFO] [stderr] Compiling serde_json v1.0.38 [INFO] [stderr] Compiling structopt v0.2.14 [INFO] [stderr] Compiling rs-partition v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/brute.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | ) -> Box>> + 'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>> + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/subset.rs:72:56 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn all_subsets(elements: &[T]) -> Option<(Vec>)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `range_contains` has been stable since 1.35.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(range_contains)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `range_is_empty` has been stable since 1.47.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(range_is_empty)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-Wl,--as-needed" "-L" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.partition.dmvvqt0v-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7" "/opt/rustwide/target/debug/deps/partition-c795ac91d93554c7.56s4he18poqniapd.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-82017b56f581b954/out" "-L" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libserde_json-5379d517f9e0d5be.rlib" "/opt/rustwide/target/debug/deps/libryu-5ac4bc40e150250a.rlib" "/opt/rustwide/target/debug/deps/libitoa-bf00738b2b8bc4b5.rlib" "/opt/rustwide/target/debug/deps/libserde-b15735d4342b194c.rlib" "/opt/rustwide/target/debug/deps/libpartition_lib-b93ab990bc98a5f9.rlib" "/opt/rustwide/target/debug/deps/libstructopt-98ab51a9257ed427.rlib" "/opt/rustwide/target/debug/deps/libclap-b31c03ef6dd38703.rlib" "/opt/rustwide/target/debug/deps/libvec_map-1b378012469a33f8.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-5eaed92efbefe3dd.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-d569fa77ffe46f20.rlib" "/opt/rustwide/target/debug/deps/libstrsim-13e4fe9f4423e3e3.rlib" "/opt/rustwide/target/debug/deps/libbitflags-44e95351d5c34c9b.rlib" "/opt/rustwide/target/debug/deps/libatty-15c534e084f8fba1.rlib" "/opt/rustwide/target/debug/deps/libansi_term-b7c7e94976e9eae7.rlib" "/opt/rustwide/target/debug/deps/libitertools-0dd21da72be4cbba.rlib" "/opt/rustwide/target/debug/deps/libeither-11e356e6ef4f96d4.rlib" "/opt/rustwide/target/debug/deps/libnum-800ea4d27a0169e9.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-a166bd0b54d0831d.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-abaf9e4cf45a09ec.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-c79678cf19cf78e8.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-65f0103753c3a0ac.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-d579d1d8c74e75ba.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-11a0ebc5662fa766.rlib" "/opt/rustwide/target/debug/deps/libcpuprofiler-3bf66b4b85094b5d.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-dbe219c565973cc2.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-a580d4e8cd63c8a2.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-65b9cc7b1fc3fdaf.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-077a2ae1a3c80895.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-ea4f070bce620b1f.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-f5e17ae785639b51.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-f057d414ecc7ce79.rlib" "/opt/rustwide/target/debug/deps/libwinapi-27cf29b15030b890.rlib" "/opt/rustwide/target/debug/deps/libkernel32-a035d98e6f093591.rlib" "/opt/rustwide/target/debug/deps/liblibc-b2bba38458f6d13b.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-21256c14e4504640.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-986e7fea4474d4d2.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-91d85f45babdb06e.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-756509c31813f9a6.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-5c2ef587e740c0cc.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-ad8f9371d31db1b3.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-402820fb3b4d3dd8.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-5e8e903f07dc8747.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7ab9ae5080c07187.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-c8e8d47c6bf14de2.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5a02dbb58abd015a.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-cedc8fec61444895.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a1c96351c52bc56a.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-e41c6d24baeb2249.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-62493b241881590c.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-a1fd7734706d5518.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-c8ded1707ad10767.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-1eec8756baa5bc24.rlib" "-Wl,-Bdynamic" "-lprofiler" "-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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rs-partition` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "0fbaf54a5dd6c807d2ecff3c6928717ace3c0047b9c4df7a07d721112ae649c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fbaf54a5dd6c807d2ecff3c6928717ace3c0047b9c4df7a07d721112ae649c0", kill_on_drop: false }` [INFO] [stdout] 0fbaf54a5dd6c807d2ecff3c6928717ace3c0047b9c4df7a07d721112ae649c0