[INFO] fetching crate libsecp256k1 0.7.1...
[INFO] checking libsecp256k1-0.7.1 against try#ebbfb508237d160e7a5e663a930916c87c4a8a45 for pr-106493
[INFO] extracting crate libsecp256k1 0.7.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate libsecp256k1 0.7.1 on toolchain ebbfb508237d160e7a5e663a930916c87c4a8a45
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebbfb508237d160e7a5e663a930916c87c4a8a45" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libsecp256k1 0.7.1
[INFO] finished tweaking crates.io crate libsecp256k1 0.7.1
[INFO] tweaked toml for crates.io crate libsecp256k1 0.7.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+ebbfb508237d160e7a5e663a930916c87c4a8a45" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebbfb508237d160e7a5e663a930916c87c4a8a45" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:9042d5c95763f71f7b0904716b98ccadf9fc47b0f382ee962aaaed2ac70c9b8d" "/opt/rustwide/cargo-home/bin/cargo" "+ebbfb508237d160e7a5e663a930916c87c4a8a45" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ff36bc58b5510e2210ced8669cdae2fa687c5a6d250f6495ea7034e74cdb492
[INFO] running `Command { std: "docker" "start" "-a" "8ff36bc58b5510e2210ced8669cdae2fa687c5a6d250f6495ea7034e74cdb492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ff36bc58b5510e2210ced8669cdae2fa687c5a6d250f6495ea7034e74cdb492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff36bc58b5510e2210ced8669cdae2fa687c5a6d250f6495ea7034e74cdb492", kill_on_drop: false }`
[INFO] [stdout] 8ff36bc58b5510e2210ced8669cdae2fa687c5a6d250f6495ea7034e74cdb492
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:9042d5c95763f71f7b0904716b98ccadf9fc47b0f382ee962aaaed2ac70c9b8d" "/opt/rustwide/cargo-home/bin/cargo" "+ebbfb508237d160e7a5e663a930916c87c4a8a45" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db2c8fe932591629bb351ef92d46fbb80c38e99b87ede06d3cabacfc08694400
[INFO] running `Command { std: "docker" "start" "-a" "db2c8fe932591629bb351ef92d46fbb80c38e99b87ede06d3cabacfc08694400", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling secp256k1-sys v0.4.2
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking serde v1.0.152
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking hmac-drbg v0.3.0
[INFO] [stderr]     Checking libsecp256k1-core v0.3.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]     Checking secp256k1 v0.20.3
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1 v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_json v1.0.91
[INFO] [stderr] error: could not compile `libsecp256k1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name libsecp256k1 --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' --cfg 'feature="hmac"' --cfg 'feature="hmac-drbg"' --cfg 'feature="sha2"' --cfg 'feature="static-context"' --cfg 'feature="std"' --cfg 'feature="typenum"' -C metadata=20b131e328df0dfa -C extra-filename=-20b131e328df0dfa --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayref=/opt/rustwide/target/debug/deps/libarrayref-e3c1ab0608993ffe.rmeta --extern base64=/opt/rustwide/target/debug/deps/libbase64-a747dbfc17cc7663.rmeta --extern bincode=/opt/rustwide/target/debug/deps/libbincode-b27b3a766a2ce86d.rmeta --extern clear_on_drop=/opt/rustwide/target/debug/deps/libclear_on_drop-1e0e6fb6c8d6bb4e.rmeta --extern digest=/opt/rustwide/target/debug/deps/libdigest-01379d34fb624ce1.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-52738f6114d4bb1b.rmeta --extern hex_literal=/opt/rustwide/target/debug/deps/libhex_literal-d618682288ddf403.so --extern hmac_drbg=/opt/rustwide/target/debug/deps/libhmac_drbg-629b90282787c04d.rmeta --extern libsecp256k1_core=/opt/rustwide/target/debug/deps/liblibsecp256k1_core-42405ddf27f73869.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-084f96c6fb84320b.rmeta --extern secp256k1_test=/opt/rustwide/target/debug/deps/libsecp256k1-c6e0ad35e26445ee.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-1fc0e3b247e1ef56.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-eed6523d80cd5c2c.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-d861842665c52363.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-07ea1cd4d1572e13.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/clear_on_drop-75b4d42391e24710/out -L native=/opt/rustwide/target/debug/build/secp256k1-sys-3d8d646ca9ca687b/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "db2c8fe932591629bb351ef92d46fbb80c38e99b87ede06d3cabacfc08694400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db2c8fe932591629bb351ef92d46fbb80c38e99b87ede06d3cabacfc08694400", kill_on_drop: false }`
[INFO] [stdout] db2c8fe932591629bb351ef92d46fbb80c38e99b87ede06d3cabacfc08694400