[INFO] cloning repository https://github.com/monkslc/hyperpolyglot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/monkslc/hyperpolyglot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkslc%2Fhyperpolyglot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkslc%2Fhyperpolyglot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e433f5834e425fb00424c580288276765e1bd0ac
[INFO] checking monkslc/hyperpolyglot against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkslc%2Fhyperpolyglot" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/monkslc/hyperpolyglot on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/monkslc/hyperpolyglot
[INFO] removed workspace from git repo https://github.com/monkslc/hyperpolyglot
[INFO] removed path dependency polyglot_tokenizer from git repo https://github.com/monkslc/hyperpolyglot
[INFO] finished tweaking git repo https://github.com/monkslc/hyperpolyglot
[INFO] tweaked toml for git repo https://github.com/monkslc/hyperpolyglot written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/monkslc/hyperpolyglot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 360f985a7604372f10824845d901451cffe72a3b95008e5f89a8b5bd5ad96c2d
[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" "360f985a7604372f10824845d901451cffe72a3b95008e5f89a8b5bd5ad96c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "360f985a7604372f10824845d901451cffe72a3b95008e5f89a8b5bd5ad96c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "360f985a7604372f10824845d901451cffe72a3b95008e5f89a8b5bd5ad96c2d", kill_on_drop: false }`
[INFO] [stdout] 360f985a7604372f10824845d901451cffe72a3b95008e5f89a8b5bd5ad96c2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e3a163f6cf2f32c5860accb98234eedb34b0a1a516743588bdc6dbfcd1811f9
[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" "2e3a163f6cf2f32c5860accb98234eedb34b0a1a516743588bdc6dbfcd1811f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling syn v1.0.43
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking polyglot_tokenizer v0.2.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]    Compiling pcre2-sys v0.2.5
[INFO] [stderr]     Checking phf_generator v0.8.0
[INFO] [stderr]     Checking phf_codegen v0.8.0
[INFO] [stderr]     Checking pcre2 v0.2.3
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking hyperpolyglot v0.1.7 (/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 -C embed-bitcode=no -C debuginfo=2 -C metadata=4d9a423ed76a490d -C extra-filename=-4d9a423ed76a490d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-a18c13d5e10ab8ba.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-0139ef6bd4bfe003.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-d07addd12a8987b7.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-11b827be53bf6e6c.rmeta --extern pcre2=/opt/rustwide/target/debug/deps/libpcre2-6f1721179a0a9ddd.rmeta --extern phf=/opt/rustwide/target/debug/deps/libphf-62e5a1c571fdfe24.rmeta --extern phf_codegen=/opt/rustwide/target/debug/deps/libphf_codegen-60434dc4eea3526a.rmeta --extern polyglot_tokenizer=/opt/rustwide/target/debug/deps/libpolyglot_tokenizer-0bc57b6ec5821442.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-b88006f0825bd66a.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8b291992e08e1e05.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-94be0f7484cf702c.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-5a9ec2b6655d0ccf.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" "2e3a163f6cf2f32c5860accb98234eedb34b0a1a516743588bdc6dbfcd1811f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e3a163f6cf2f32c5860accb98234eedb34b0a1a516743588bdc6dbfcd1811f9", kill_on_drop: false }`
[INFO] [stdout] 2e3a163f6cf2f32c5860accb98234eedb34b0a1a516743588bdc6dbfcd1811f9