[INFO] fetching crate concrete-core-experimental 1.0.0-beta...
[INFO] checking concrete-core-experimental-1.0.0-beta against master#cf8a95590a1b768b7711f2631d5b5e3ead464de7 for pr-149389
[INFO] extracting crate concrete-core-experimental 1.0.0-beta into /workspace/builds/worker-5-tc1/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-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate concrete-core-experimental 1.0.0-beta on toolchain cf8a95590a1b768b7711f2631d5b5e3ead464de7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf8a95590a1b768b7711f2631d5b5e3ead464de7" "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" "+cf8a95590a1b768b7711f2631d5b5e3ead464de7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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: v0.8.0)
[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" "+cf8a95590a1b768b7711f2631d5b5e3ead464de7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded concrete-csprng v0.1.7
[INFO] [stderr]   Downloaded kolmogorov_smirnov v1.1.0
[INFO] [stderr]   Downloaded concrete-npe v0.2.1
[INFO] [stderr]   Downloaded concrete-commons v0.2.0
[INFO] [stderr]   Downloaded concrete-fftw v0.1.2
[INFO] [stderr]   Downloaded concrete-fftw-sys v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+cf8a95590a1b768b7711f2631d5b5e3ead464de7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 003b142a07570683bccbe6912a8a9f53d04bb53511438fe3b5be5855487b8b7a
[INFO] running `Command { std: "docker" "start" "-a" "003b142a07570683bccbe6912a8a9f53d04bb53511438fe3b5be5855487b8b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "003b142a07570683bccbe6912a8a9f53d04bb53511438fe3b5be5855487b8b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "003b142a07570683bccbe6912a8a9f53d04bb53511438fe3b5be5855487b8b7a", kill_on_drop: false }`
[INFO] [stdout] 003b142a07570683bccbe6912a8a9f53d04bb53511438fe3b5be5855487b8b7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+cf8a95590a1b768b7711f2631d5b5e3ead464de7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c71fea777fac2c775feddb43f58414fe202abf3a32f9806f4b9d4ad0a51aa57b
[INFO] running `Command { std: "docker" "start" "-a" "c71fea777fac2c775feddb43f58414fe202abf3a32f9806f4b9d4ad0a51aa57b", kill_on_drop: false }`
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking concrete-commons v0.2.0
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking concrete-csprng v0.1.7
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]    Compiling concrete-fftw-sys v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking serde_test v1.0.177
[INFO] [stderr]     Checking kolmogorov_smirnov v1.1.0
[INFO] [stderr]     Checking concrete-npe v0.2.1
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking criterion v0.3.6
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "c71fea777fac2c775feddb43f58414fe202abf3a32f9806f4b9d4ad0a51aa57b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c71fea777fac2c775feddb43f58414fe202abf3a32f9806f4b9d4ad0a51aa57b", kill_on_drop: false }`
[INFO] [stdout] c71fea777fac2c775feddb43f58414fe202abf3a32f9806f4b9d4ad0a51aa57b