[INFO] fetching crate hyperpolyglot 0.1.6...
[INFO] checking hyperpolyglot-0.1.6 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate hyperpolyglot 0.1.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate hyperpolyglot 0.1.6 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hyperpolyglot 0.1.6
[INFO] finished tweaking crates.io crate hyperpolyglot 0.1.6
[INFO] tweaked toml for crates.io crate hyperpolyglot 0.1.6 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate hyperpolyglot 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "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] 98babbb462014910f969a1dd01936897a0ea755ad47d5f374ef54fa5210b66f0
[INFO] running `Command { std: "docker" "start" "-a" "98babbb462014910f969a1dd01936897a0ea755ad47d5f374ef54fa5210b66f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98babbb462014910f969a1dd01936897a0ea755ad47d5f374ef54fa5210b66f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98babbb462014910f969a1dd01936897a0ea755ad47d5f374ef54fa5210b66f0", kill_on_drop: false }`
[INFO] [stdout] 98babbb462014910f969a1dd01936897a0ea755ad47d5f374ef54fa5210b66f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--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] e1a9154b996a8857264ade0607884e992f0852f624705516e8928c0b57c147fd
[INFO] running `Command { std: "docker" "start" "-a" "e1a9154b996a8857264ade0607884e992f0852f624705516e8928c0b57c147fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking siphasher v0.3.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking polyglot_tokenizer v0.2.0
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling pcre2-sys v0.2.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking pcre2 v0.2.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking phf_generator v0.8.0
[INFO] [stderr]     Checking phf_codegen v0.8.0
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking ignore v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking hyperpolyglot v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `hyperpolyglot`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name hyperpolyglot --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 -C metadata=5fdd0c3d0361cb54 -C extra-filename=-5fdd0c3d0361cb54 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-53a83440393d2ad1.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-f9b8851d0f5fecf4.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-38b91ae2ace6519a.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-ab11668be7533c5e.rmeta --extern pcre2=/opt/rustwide/target/debug/deps/libpcre2-5cc5133e98e6ada0.rmeta --extern phf=/opt/rustwide/target/debug/deps/libphf-946c5f84714f2993.rmeta --extern phf_codegen=/opt/rustwide/target/debug/deps/libphf_codegen-290969b1679cd322.rmeta --extern polyglot_tokenizer=/opt/rustwide/target/debug/deps/libpolyglot_tokenizer-5bfe32b3471f6aab.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-be024dcdd780a2a3.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-7403f9bbba6be3e4.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-2b439057d40ef9fa.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-0cd12a91564de486.rmeta --cap-lints=forbid -L native=/usr/lib/x86_64-linux-gnu` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e1a9154b996a8857264ade0607884e992f0852f624705516e8928c0b57c147fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a9154b996a8857264ade0607884e992f0852f624705516e8928c0b57c147fd", kill_on_drop: false }`
[INFO] [stdout] e1a9154b996a8857264ade0607884e992f0852f624705516e8928c0b57c147fd