[INFO] fetching crate isla 0.1.0...
[INFO] testing isla-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate isla 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate isla 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate isla 0.1.0
[INFO] finished tweaking crates.io crate isla 0.1.0
[INFO] tweaked toml for crates.io crate isla 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate isla 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 536358911a7ac412a452069f049e925012cb1348b19263ee771a16719458ad5f
[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" "536358911a7ac412a452069f049e925012cb1348b19263ee771a16719458ad5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "536358911a7ac412a452069f049e925012cb1348b19263ee771a16719458ad5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "536358911a7ac412a452069f049e925012cb1348b19263ee771a16719458ad5f", kill_on_drop: false }`
[INFO] [stdout] 536358911a7ac412a452069f049e925012cb1348b19263ee771a16719458ad5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7091b576585b6bd454806d80b6aed153487a05a9bd3f7b4199711271ea70f4e2
[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" "7091b576585b6bd454806d80b6aed153487a05a9bd3f7b4199711271ea70f4e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling lalrpop-util v0.19.0
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling z3-sys v0.5.0
[INFO] [stderr]    Compiling isla v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling scroll_derive v0.10.1
[INFO] [stderr]    Compiling scroll v0.10.1
[INFO] [stderr]    Compiling goblin v0.2.1
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling lalrpop v0.19.0
[INFO] [stderr]    Compiling isla-cat v0.1.0
[INFO] [stderr]    Compiling isla-lib v0.1.0
[INFO] [stderr]    Compiling isla-axiomatic v0.1.0
[INFO] [stderr] error: could not compile `isla`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name isla_axiomatic --edition=2018 src/axiomatic.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=5845df0b6b40b817 -C extra-filename=-5845df0b6b40b817 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bincode=/opt/rustwide/target/debug/deps/libbincode-e31fdd3b18369308.rlib --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-651c362c41d58deb.rlib --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-d0660abbfe1de43e.rlib --extern isla=/opt/rustwide/target/debug/deps/libisla-2386d88ab50c6766.rlib --extern isla_axiomatic=/opt/rustwide/target/debug/deps/libisla_axiomatic-6e4615cb768dc3ee.rlib --extern isla_cat=/opt/rustwide/target/debug/deps/libisla_cat-7504c250a26df954.rlib --extern isla_lib=/opt/rustwide/target/debug/deps/libisla_lib-749f19cc80ea2524.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-d44b46b470a15a6f.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-b2d0d88fb0b5f54c.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-b0602236a9e5ab12.rlib --extern sha2=/opt/rustwide/target/debug/deps/libsha2-98c2fba11a514daa.rlib --extern toml=/opt/rustwide/target/debug/deps/libtoml-da0475a7a649483c.rlib --cap-lints=warn -L . -L .. -L ..` (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" "7091b576585b6bd454806d80b6aed153487a05a9bd3f7b4199711271ea70f4e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7091b576585b6bd454806d80b6aed153487a05a9bd3f7b4199711271ea70f4e2", kill_on_drop: false }`
[INFO] [stdout] 7091b576585b6bd454806d80b6aed153487a05a9bd3f7b4199711271ea70f4e2
