[INFO] fetching crate jlib 0.3.7...
[INFO] testing jlib-0.3.7 against 1.49.0 for beta-1.50-1
[INFO] extracting crate jlib 0.3.7 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate jlib 0.3.7 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jlib 0.3.7
[INFO] finished tweaking crates.io crate jlib 0.3.7
[INFO] tweaked toml for crates.io crate jlib 0.3.7 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate jlib 0.3.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4c3b140d3bbb358e41fdeeeb25f5fc90169bf1a25d87cd0c2f4dfc6ee610316
[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" "c4c3b140d3bbb358e41fdeeeb25f5fc90169bf1a25d87cd0c2f4dfc6ee610316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4c3b140d3bbb358e41fdeeeb25f5fc90169bf1a25d87cd0c2f4dfc6ee610316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c3b140d3bbb358e41fdeeeb25f5fc90169bf1a25d87cd0c2f4dfc6ee610316", kill_on_drop: false }`
[INFO] [stdout] c4c3b140d3bbb358e41fdeeeb25f5fc90169bf1a25d87cd0c2f4dfc6ee610316
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9781ba9ffeaf7489387500030705d791872ce906d23730b1fb0fc15626986186
[INFO] running `Command { std: "docker" "start" "-a" "9781ba9ffeaf7489387500030705d791872ce906d23730b1fb0fc15626986186", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling subtle v2.2.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling slice-cast v0.1.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling basex-rs v0.1.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling cast-rs v0.2.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling secp256k1 v0.13.0
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling ed25519-dalek v0.9.1
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling ws v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling typename_derive v0.1.4
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling typename v0.1.2
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling jlib v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "9781ba9ffeaf7489387500030705d791872ce906d23730b1fb0fc15626986186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9781ba9ffeaf7489387500030705d791872ce906d23730b1fb0fc15626986186", kill_on_drop: false }`
[INFO] [stdout] 9781ba9ffeaf7489387500030705d791872ce906d23730b1fb0fc15626986186
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cae88f148201384c151bb18f4b172139a7d0e296ffbd0a9debc95b7b6153ada7
[INFO] running `Command { std: "docker" "start" "-a" "cae88f148201384c151bb18f4b172139a7d0e296ffbd0a9debc95b7b6153ada7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling jlib v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `jlib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name n04_spec_tx examples/n04_spec_tx.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=73c6c4e4dc05dba8 -C extra-filename=-73c6c4e4dc05dba8 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern basex_rs=/opt/rustwide/target/debug/deps/libbasex_rs-e59a419a0e74b82f.rlib --extern cast_rs=/opt/rustwide/target/debug/deps/libcast_rs-e969cd37bcdeba7c.rlib --extern ed25519_dalek=/opt/rustwide/target/debug/deps/libed25519_dalek-79286d384fba5c0b.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-78e8ed66213befc7.rlib --extern jlib=/opt/rustwide/target/debug/deps/libjlib-814e4d7ff8805e14.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-1761913616bdc5f1.rlib --extern num=/opt/rustwide/target/debug/deps/libnum-a58ab05a1571f140.rlib --extern phf=/opt/rustwide/target/debug/deps/libphf-06b11a688636acbd.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-3a84e5d37930e467.rlib --extern ring=/opt/rustwide/target/debug/deps/libring-6a7aad9b5857cb16.rlib --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-94afa92f34d88ed0.rlib --extern secp256k1=/opt/rustwide/target/debug/deps/libsecp256k1-44529f0453f68067.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-f9e8641554dcc3b3.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-ef188e98b8c938bd.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-7f64d1a6d7357b21.rlib --extern sha2=/opt/rustwide/target/debug/deps/libsha2-eeac813a71dd0650.rlib --extern typename=/opt/rustwide/target/debug/deps/libtypename-8b06b3ab7cdfa08f.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-3686966de6aa76ef.rlib --extern void=/opt/rustwide/target/debug/deps/libvoid-90ec4b4a2f3d40d2.rlib --extern ws=/opt/rustwide/target/debug/deps/libws-0425447fe7a569b5.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/clear_on_drop-fb825201bfdf5288/out -L native=/opt/rustwide/target/debug/build/ring-ae06b86094323395/out -L native=/opt/rustwide/target/debug/build/rust-crypto-f7624f70f9e622d6/out -L native=/opt/rustwide/target/debug/build/secp256k1-679478db782fbab3/out` (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" "cae88f148201384c151bb18f4b172139a7d0e296ffbd0a9debc95b7b6153ada7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae88f148201384c151bb18f4b172139a7d0e296ffbd0a9debc95b7b6153ada7", kill_on_drop: false }`
[INFO] [stdout] cae88f148201384c151bb18f4b172139a7d0e296ffbd0a9debc95b7b6153ada7