[INFO] fetching crate automl 0.2.6...
[INFO] testing automl-0.2.6 against try#61cd42370816fd135c0f3b9debf2f5dfcf194594 for pr-98839
[INFO] extracting crate automl 0.2.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate automl 0.2.6 on toolchain 61cd42370816fd135c0f3b9debf2f5dfcf194594
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate automl 0.2.6
[INFO] finished tweaking crates.io crate automl 0.2.6
[INFO] tweaked toml for crates.io crate automl 0.2.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate automl 0.2.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b70aafc5cee39cc6b4cb6a3580acd4ee36569ad7331b5a0ee7f9d34bfdc292c
[INFO] running `Command { std: "docker" "start" "-a" "6b70aafc5cee39cc6b4cb6a3580acd4ee36569ad7331b5a0ee7f9d34bfdc292c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b70aafc5cee39cc6b4cb6a3580acd4ee36569ad7331b5a0ee7f9d34bfdc292c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b70aafc5cee39cc6b4cb6a3580acd4ee36569ad7331b5a0ee7f9d34bfdc292c", kill_on_drop: false }`
[INFO] [stdout] 6b70aafc5cee39cc6b4cb6a3580acd4ee36569ad7331b5a0ee7f9d34bfdc292c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80fae8a281c4f7e4e12cbd0c8856ce8aaeb9e7d5697c33312af34bf0c660a7f2
[INFO] running `Command { std: "docker" "start" "-a" "80fae8a281c4f7e4e12cbd0c8856ce8aaeb9e7d5697c33312af34bf0c660a7f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling strum v0.22.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossterm v0.22.1
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling strum_macros v0.22.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling comfy-table v5.0.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling smartcore v0.2.1
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling automl v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.52s
[INFO] running `Command { std: "docker" "inspect" "80fae8a281c4f7e4e12cbd0c8856ce8aaeb9e7d5697c33312af34bf0c660a7f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80fae8a281c4f7e4e12cbd0c8856ce8aaeb9e7d5697c33312af34bf0c660a7f2", kill_on_drop: false }`
[INFO] [stdout] 80fae8a281c4f7e4e12cbd0c8856ce8aaeb9e7d5697c33312af34bf0c660a7f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 194643c61b2903b6be4f9eff261a66346cdef278e720d943a0fa06f714040b16
[INFO] running `Command { std: "docker" "start" "-a" "194643c61b2903b6be4f9eff261a66346cdef278e720d943a0fa06f714040b16", kill_on_drop: false }`
[INFO] [stderr]    Compiling automl v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/tmp/rustcyEAeVF/symbols.o" "/opt/rustwide/target/debug/deps/classification-83d3d69f350dcfd6.classification.859b6bdc-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/classification-83d3d69f350dcfd6.classification.859b6bdc-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/classification-83d3d69f350dcfd6.classification.859b6bdc-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/classification-83d3d69f350dcfd6.classification.859b6bdc-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/classification-83d3d69f350dcfd6.classification.859b6bdc-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/classification-83d3d69f350dcfd6.classification.859b6bdc-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/classification-83d3d69f350dcfd6.classification.859b6bdc-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/classification-83d3d69f350dcfd6.classification.859b6bdc-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/classification-83d3d69f350dcfd6.classification.859b6bdc-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/classification-83d3d69f350dcfd6.classification.859b6bdc-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/classification-83d3d69f350dcfd6.2y4nai4xzlrl325c.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-b5a855d2797f517b.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-05f565374729c24d.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-94d68ea3c71a2bff.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-b54b1311a8200ca9.rlib" "/opt/rustwide/target/debug/deps/libautoml-294f82e5b7134ea3.rlib" "/opt/rustwide/target/debug/deps/libbincode-245f5fef026dffd4.rlib" "/opt/rustwide/target/debug/deps/libserde_yaml-3f80aa7aadc32919.rlib" "/opt/rustwide/target/debug/deps/libryu-fdfd8247f9cd03c1.rlib" "/opt/rustwide/target/debug/deps/libindexmap-5cccde57aa7bbf99.rlib" "/opt/rustwide/target/debug/deps/libhashbrown-238efa6a2ed05171.rlib" "/opt/rustwide/target/debug/deps/libyaml_rust-8d2a23e62bfcdab7.rlib" "/opt/rustwide/target/debug/deps/liblinked_hash_map-ea264b62bc2c9c07.rlib" "/opt/rustwide/target/debug/deps/libhumantime-69fede984985242f.rlib" "/opt/rustwide/target/debug/deps/libitertools-880a78c1c498d46c.rlib" "/opt/rustwide/target/debug/deps/libeither-8ed8bc54e89b5c30.rlib" "/opt/rustwide/target/debug/deps/libcomfy_table-13ccb3a3de090f06.rlib" "/opt/rustwide/target/debug/deps/libstrum-7f238400d00ef48e.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-e91030079211fd3f.rlib" "/opt/rustwide/target/debug/deps/libcrossterm-04ea332a8548cb5c.rlib" "/opt/rustwide/target/debug/deps/libsignal_hook_mio-3a063a7e871cb20d.rlib" "/opt/rustwide/target/debug/deps/libsignal_hook-8758f5313e0d548f.rlib" "/opt/rustwide/target/debug/deps/libsignal_hook_registry-ea1c9fe6dd4c10ef.rlib" "/opt/rustwide/target/debug/deps/libmio-11aab9ab43f18c33.rlib" "/opt/rustwide/target/debug/deps/liblog-d1d9e9bb2ac58ba1.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-c98a7a23e61c8ea8.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-359a564fe70ae9b1.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-1fbe5b6a2871d455.rlib" "/opt/rustwide/target/debug/deps/liblock_api-cd3b85c2abaca44b.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-ff2bb1f39834214d.rlib" "/opt/rustwide/target/debug/deps/libinstant-e762c784f8da740e.rlib" "/opt/rustwide/target/debug/deps/libbitflags-05dfd5b5d1225bed.rlib" "/opt/rustwide/target/debug/deps/libsmartcore-9ec288a2f418f1e6.rlib" "/opt/rustwide/target/debug/deps/libnum-566bae5eed4e7209.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-0aad2986a063cdbd.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-42bf432e29ed6049.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-dd51a0ea10081bb3.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-449c34110c730cb7.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-32710efdc2ff018d.rlib" "/opt/rustwide/target/debug/deps/librand_distr-c26ba0975cf11417.rlib" "/opt/rustwide/target/debug/deps/librand-c6fb51be5a1872b3.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-53d0a9aa9f147e69.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-5cfb47b1afe89ac4.rlib" "/opt/rustwide/target/debug/deps/librand_core-0e10be848f60fa9f.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-5343efb17e8d335c.rlib" "/opt/rustwide/target/debug/deps/liblibc-d3024acf745c60cb.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-90e3626e3c41eec3.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-a239c6d5d11a3c3f.rlib" "/opt/rustwide/target/debug/deps/libserde-5aac7e56a26d1e4d.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1aab30bac2090a15.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-9cdaf64f7570f7ff.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-7d64cc870c011631.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-a0a88b78deed3a16.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-315eac6a3174b13c.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-778610d63efc39ce.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-11737b9eef3e285d.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-8165420a20fe4548.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-db4c499f2074199d.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-1a230f9a19aa3698.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-605ec4e87a2c9d10.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5f171797b6654b84.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-990f92fdff457c3a.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-66ccc5a2fa17d637.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-9dba3f083c9eb142.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-dfc71beee59013ce.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-522518611024dce5.rlib" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-05898138a596088a.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-6f7f4877ee9c613e.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/61cd42370816fd135c0f3b9debf2f5dfcf194594/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/classification-83d3d69f350dcfd6" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: collect2: fatal error: ld terminated with signal 9 [Killed]
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `automl` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "194643c61b2903b6be4f9eff261a66346cdef278e720d943a0fa06f714040b16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "194643c61b2903b6be4f9eff261a66346cdef278e720d943a0fa06f714040b16", kill_on_drop: false }`
[INFO] [stdout] 194643c61b2903b6be4f9eff261a66346cdef278e720d943a0fa06f714040b16