[INFO] fetching crate concrete-core-experimental 1.0.0-beta...
[INFO] testing concrete-core-experimental-1.0.0-beta against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate concrete-core-experimental 1.0.0-beta into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate concrete-core-experimental 1.0.0-beta
[INFO] finished tweaking crates.io crate concrete-core-experimental 1.0.0-beta
[INFO] tweaked toml for crates.io crate concrete-core-experimental 1.0.0-beta written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate concrete-core-experimental 1.0.0-beta on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 94 packages to latest compatible versions
[INFO] [stderr]       Adding concrete-commons v0.2.0 (available: v0.2.1)
[INFO] [stderr]       Adding concrete-csprng v0.1.7 (available: v0.1.8)
[INFO] [stderr]       Adding concrete-fftw v0.1.2 (available: v0.1.4)
[INFO] [stderr]       Adding concrete-fftw-sys v0.1.2 (available: v0.1.4)
[INFO] [stderr]       Adding concrete-npe v0.2.1 (available: v0.2.2)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding fs_extra v1.2.0 (available: v1.3.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding rand_distr v0.2.2 (available: v0.5.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1633fd957be4a5294e08335b01371ac9e384feeb9fb3deec8c00c1b086eae627
[INFO] running `Command { std: "docker" "start" "-a" "1633fd957be4a5294e08335b01371ac9e384feeb9fb3deec8c00c1b086eae627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1633fd957be4a5294e08335b01371ac9e384feeb9fb3deec8c00c1b086eae627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1633fd957be4a5294e08335b01371ac9e384feeb9fb3deec8c00c1b086eae627", kill_on_drop: false }`
[INFO] [stdout] 1633fd957be4a5294e08335b01371ac9e384feeb9fb3deec8c00c1b086eae627
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 994ff21a611b34af36db19cad77052ede3226e0feaaee26f15adcb8491ef7bce
[INFO] running `Command { std: "docker" "start" "-a" "994ff21a611b34af36db19cad77052ede3226e0feaaee26f15adcb8491ef7bce", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling concrete-commons v0.2.0
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling concrete-fftw-sys v0.1.2
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling aes-soft v0.6.4
[INFO] [stderr]    Compiling concrete-csprng v0.1.7
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "994ff21a611b34af36db19cad77052ede3226e0feaaee26f15adcb8491ef7bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "994ff21a611b34af36db19cad77052ede3226e0feaaee26f15adcb8491ef7bce", kill_on_drop: false }`
[INFO] [stdout] 994ff21a611b34af36db19cad77052ede3226e0feaaee26f15adcb8491ef7bce