[INFO] fetching crate rusty_pandas 0.0.2...
[INFO] testing rusty_pandas-0.0.2 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate rusty_pandas 0.0.2 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate rusty_pandas 0.0.2
[INFO] finished tweaking crates.io crate rusty_pandas 0.0.2
[INFO] tweaked toml for crates.io crate rusty_pandas 0.0.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty_pandas 0.0.2 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 328 packages to latest compatible versions
[INFO] [stderr]       Adding GSL v1.1.0 (available: v7.0.0)
[INFO] [stderr]       Adding approx v0.3.2 (available: v0.5.1)
[INFO] [stderr]       Adding blas-src v0.3.0 (available: v0.14.0)
[INFO] [stderr]       Adding c_vec v1.0.12 (available: v1.3.3)
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.49)
[INFO] [stderr]       Adding diesel v1.4.8 (available: v2.3.2)
[INFO] [stderr]       Adding gnuplot v0.0.31 (available: v0.0.46)
[INFO] [stderr]       Adding indicatif v0.11.0 (available: v0.18.0)
[INFO] [stderr]       Adding itertools v0.8.2 (available: v0.14.0)
[INFO] [stderr]       Adding nalgebra v0.18.1 (available: v0.34.1)
[INFO] [stderr]       Adding ndarray v0.12.1 (available: v0.16.1)
[INFO] [stderr]       Adding num v0.2.1 (available: v0.4.3)
[INFO] [stderr]       Adding openblas-src v0.6.1 (available: v0.10.13)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding reqwest v0.9.24 (available: v0.12.24)
[INFO] [stderr]       Adding sqlite v0.25.3 (available: v0.37.0)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4871e5d4fe5f8de008413eb539061ec19d155c8e59e5bc7f3edfda49180682b4
[INFO] running `Command { std: "docker" "start" "-a" "4871e5d4fe5f8de008413eb539061ec19d155c8e59e5bc7f3edfda49180682b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4871e5d4fe5f8de008413eb539061ec19d155c8e59e5bc7f3edfda49180682b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4871e5d4fe5f8de008413eb539061ec19d155c8e59e5bc7f3edfda49180682b4", kill_on_drop: false }`
[INFO] [stdout] 4871e5d4fe5f8de008413eb539061ec19d155c8e59e5bc7f3edfda49180682b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6064e370b35e61f961df9519ec707fcd3417037c81f462af59ec7453f01c63a7
[INFO] running `Command { std: "docker" "start" "-a" "6064e370b35e61f961df9519ec707fcd3417037c81f462af59ec7453f01c63a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling sqlite3-src v0.2.12
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling openblas-src v0.6.1
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling GSL v1.1.0
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling rust_decimal v1.39.0
[INFO] [stderr]    Compiling rug v1.28.0
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling console v0.16.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling flate2 v1.1.4
[INFO] [stderr]    Compiling sqlite3-sys v0.12.0
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling number_prefix v0.2.8
[INFO] [stderr]    Compiling rusty_pandas v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling cblas-sys v0.1.4
[INFO] [stderr]    Compiling blas-src v0.2.1
[INFO] [stderr]    Compiling c_vec v1.0.12
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling indicatif v0.11.0
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling blas-src v0.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling nalgebra v0.18.1
[INFO] [stderr]    Compiling sqlite v0.25.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[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/733b47ea4b1b86216f14ef56e49440c33933f230/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --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=6fe0e894bd562a34 -C extra-filename=-d371b83cbf7d2a93 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-34e702fd02dced94.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-593ccbf2f3ba340e.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b9eb416f8b7c0727.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6064e370b35e61f961df9519ec707fcd3417037c81f462af59ec7453f01c63a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6064e370b35e61f961df9519ec707fcd3417037c81f462af59ec7453f01c63a7", kill_on_drop: false }`
[INFO] [stdout] 6064e370b35e61f961df9519ec707fcd3417037c81f462af59ec7453f01c63a7