[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 try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkslc%2Fhyperpolyglot" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/monkslc/hyperpolyglot on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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-7/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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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-7/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[INFO] the lockfile is outdated, regenerating it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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pcre2 v0.2.3
[INFO] [stderr]   Downloaded ignore v0.4.16
[INFO] [stderr]   Downloaded pcre2-sys v0.2.2
[INFO] [stderr]   Downloaded polyglot_tokenizer v0.2.1
[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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 942b535b00163a03699df1ed4c711ffb9504339d021c803e7be66c227bd4ba50
[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" "942b535b00163a03699df1ed4c711ffb9504339d021c803e7be66c227bd4ba50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "942b535b00163a03699df1ed4c711ffb9504339d021c803e7be66c227bd4ba50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "942b535b00163a03699df1ed4c711ffb9504339d021c803e7be66c227bd4ba50", kill_on_drop: false }`
[INFO] [stdout] 942b535b00163a03699df1ed4c711ffb9504339d021c803e7be66c227bd4ba50
[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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32d8c0e4b06111d30bdf08459b521f53894127e642e7b1bcb4c2c76a35f3d678
[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" "32d8c0e4b06111d30bdf08459b521f53894127e642e7b1bcb4c2c76a35f3d678", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking siphasher v0.3.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking polyglot_tokenizer v0.2.1
[INFO] [stderr]    Compiling pcre2-sys v0.2.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking pcre2 v0.2.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]     Checking phf_generator v0.8.0
[INFO] [stderr]     Checking phf_codegen v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking serde v1.0.115
[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 --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 --test -C metadata=9c4bbe4871033b43 -C extra-filename=-9c4bbe4871033b43 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-06423663de46c452.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-5e1939b8a5e7d0db.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-d07addd12a8987b7.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-384582b9d0a8b254.rmeta --extern pcre2=/opt/rustwide/target/debug/deps/libpcre2-2acc69a3a3457d17.rmeta --extern phf=/opt/rustwide/target/debug/deps/libphf-62e5a1c571fdfe24.rmeta --extern phf_codegen=/opt/rustwide/target/debug/deps/libphf_codegen-0934afded9811108.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-ea54479f35ba3dac.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-66da7f1123240f17.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" "32d8c0e4b06111d30bdf08459b521f53894127e642e7b1bcb4c2c76a35f3d678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32d8c0e4b06111d30bdf08459b521f53894127e642e7b1bcb4c2c76a35f3d678", kill_on_drop: false }`
[INFO] [stdout] 32d8c0e4b06111d30bdf08459b521f53894127e642e7b1bcb4c2c76a35f3d678