[INFO] cloning repository https://github.com/Thirantos/tectonic-py
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Thirantos/tectonic-py" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThirantos%2Ftectonic-py", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThirantos%2Ftectonic-py'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c02ff214f5c8deac51d9b1894293e00523cfd89a
[INFO] checking Thirantos/tectonic-py against master#6f34f4ee074ce0affc7bbf4e2c835f66cd576f13 for pr-147017
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThirantos%2Ftectonic-py" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Thirantos/tectonic-py
[INFO] finished tweaking git repo https://github.com/Thirantos/tectonic-py
[INFO] tweaked toml for git repo https://github.com/Thirantos/tectonic-py written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Thirantos/tectonic-py on toolchain 6f34f4ee074ce0affc7bbf4e2c835f66cd576f13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Thirantos/tectonic-py already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded gix-utils v0.1.14
[INFO] [stderr]   Downloaded tectonic v0.15.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1436047ffeb141b98bebff3b3ffc963e94efe0a1bc371c0542fbe76061fb491
[INFO] running `Command { std: "docker" "start" "-a" "d1436047ffeb141b98bebff3b3ffc963e94efe0a1bc371c0542fbe76061fb491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1436047ffeb141b98bebff3b3ffc963e94efe0a1bc371c0542fbe76061fb491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1436047ffeb141b98bebff3b3ffc963e94efe0a1bc371c0542fbe76061fb491", kill_on_drop: false }`
[INFO] [stdout] d1436047ffeb141b98bebff3b3ffc963e94efe0a1bc371c0542fbe76061fb491
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d724a5ff56cbbaaca22c6ddb48483410ab7061b9cdeea5a79d0e64b45b23fe99
[INFO] running `Command { std: "docker" "start" "-a" "d724a5ff56cbbaaca22c6ddb48483410ab7061b9cdeea5a79d0e64b45b23fe99", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.24
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[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]    Compiling tectonic_cfg_support v0.1.4
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[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]    Compiling phf v0.11.3
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[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]     Checking futures v0.3.31
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[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking slug v0.1.6
[INFO] [stderr]     Checking gix-object v0.29.2
[INFO] [stderr]     Checking unic-segment v0.9.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking command-group v2.1.0
[INFO] [stderr]     Checking globwalk v0.9.1
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking humansize v2.1.3
[INFO] [stderr]     Checking gix-ref v0.29.1
[INFO] [stderr]     Checking project-origins v1.2.0
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]    Compiling pest_generator v2.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking is-docker v0.2.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/6f34f4ee074ce0affc7bbf4e2c835f66cd576f13/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=d96c107fed961ed7 -C extra-filename=-ba19de617ecbe125 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d724a5ff56cbbaaca22c6ddb48483410ab7061b9cdeea5a79d0e64b45b23fe99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d724a5ff56cbbaaca22c6ddb48483410ab7061b9cdeea5a79d0e64b45b23fe99", kill_on_drop: false }`
[INFO] [stdout] d724a5ff56cbbaaca22c6ddb48483410ab7061b9cdeea5a79d0e64b45b23fe99