[INFO] fetching crate arrsac 0.5.0...
[INFO] checking arrsac-0.5.0 against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920
[INFO] extracting crate arrsac 0.5.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate arrsac 0.5.0 on toolchain bb9dbf1d07454a99066eabaabd5819851281494b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arrsac 0.5.0
[INFO] finished tweaking crates.io crate arrsac 0.5.0
[INFO] tweaked toml for crates.io crate arrsac 0.5.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sample-consensus v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f98a9c9be3de09f41a9c20614c2e773cbb632b5afbea1fef222bebfee6204241
[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" "f98a9c9be3de09f41a9c20614c2e773cbb632b5afbea1fef222bebfee6204241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f98a9c9be3de09f41a9c20614c2e773cbb632b5afbea1fef222bebfee6204241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98a9c9be3de09f41a9c20614c2e773cbb632b5afbea1fef222bebfee6204241", kill_on_drop: false }`
[INFO] [stdout] f98a9c9be3de09f41a9c20614c2e773cbb632b5afbea1fef222bebfee6204241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "check" "--frozen" "--all" "--all-targets" "--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] adcc07ed924944f3d8b6907e65a077f721d1f158f35f342a152a544e53a82ae7
[INFO] running `Command { std: "docker" "start" "-a" "adcc07ed924944f3d8b6907e65a077f721d1f158f35f342a152a544e53a82ae7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking sample-consensus v1.0.1
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking arrsac v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking nalgebra v0.19.0
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 36.44s
[INFO] running `Command { std: "docker" "inspect" "adcc07ed924944f3d8b6907e65a077f721d1f158f35f342a152a544e53a82ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adcc07ed924944f3d8b6907e65a077f721d1f158f35f342a152a544e53a82ae7", kill_on_drop: false }`
[INFO] [stdout] adcc07ed924944f3d8b6907e65a077f721d1f158f35f342a152a544e53a82ae7