[INFO] cloning repository https://github.com/Zecapunk/fhe-oszeca
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zecapunk/fhe-oszeca" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZecapunk%2Ffhe-oszeca", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZecapunk%2Ffhe-oszeca'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b89e3164835f49dc5c089d9c9999ccb479a4cfa
[INFO] checking Zecapunk/fhe-oszeca against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZecapunk%2Ffhe-oszeca" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Zecapunk/fhe-oszeca on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Zecapunk/fhe-oszeca
[INFO] finished tweaking git repo https://github.com/Zecapunk/fhe-oszeca
[INFO] tweaked toml for git repo https://github.com/Zecapunk/fhe-oszeca written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Zecapunk/fhe-oszeca already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded concrete v0.1.11
[INFO] [stderr]   Downloaded concrete-fftw v0.1.2
[INFO] [stderr]   Downloaded concrete-npe v0.1.9
[INFO] [stderr]   Downloaded concrete-commons v0.1.1
[INFO] [stderr]   Downloaded concrete-csprng v0.1.7
[INFO] [stderr]   Downloaded num-complex v0.4.1
[INFO] [stderr]   Downloaded concrete-core v0.1.10
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a07e0795d44bb43832b752db1fa755924b5035d837f01dd44790ba8968f12f4
[INFO] running `Command { std: "docker" "start" "-a" "1a07e0795d44bb43832b752db1fa755924b5035d837f01dd44790ba8968f12f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a07e0795d44bb43832b752db1fa755924b5035d837f01dd44790ba8968f12f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a07e0795d44bb43832b752db1fa755924b5035d837f01dd44790ba8968f12f4", kill_on_drop: false }`
[INFO] [stdout] 1a07e0795d44bb43832b752db1fa755924b5035d837f01dd44790ba8968f12f4
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69e133f52ae13a53b708ad7cc2d1138a0948800d643ee390106b7a7f95671e3d
[INFO] running `Command { std: "docker" "start" "-a" "69e133f52ae13a53b708ad7cc2d1138a0948800d643ee390106b7a7f95671e3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling concrete v0.1.11
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling concrete-fftw-sys v0.1.2
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking concrete-csprng v0.1.7
[INFO] [stderr]     Checking concrete-npe v0.1.9
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking serde v1.0.137
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking concrete-commons v0.1.1
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "69e133f52ae13a53b708ad7cc2d1138a0948800d643ee390106b7a7f95671e3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69e133f52ae13a53b708ad7cc2d1138a0948800d643ee390106b7a7f95671e3d", kill_on_drop: false }`
[INFO] [stdout] 69e133f52ae13a53b708ad7cc2d1138a0948800d643ee390106b7a7f95671e3d
[INFO] checking Zecapunk/fhe-oszeca against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZecapunk%2Ffhe-oszeca" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Zecapunk/fhe-oszeca on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Zecapunk/fhe-oszeca
[INFO] finished tweaking git repo https://github.com/Zecapunk/fhe-oszeca
[INFO] tweaked toml for git repo https://github.com/Zecapunk/fhe-oszeca written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Zecapunk/fhe-oszeca already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df1fe9948e931cc9b16b7156763b120f6036c72c749c5c246fdc535f9668240f
[INFO] running `Command { std: "docker" "start" "-a" "df1fe9948e931cc9b16b7156763b120f6036c72c749c5c246fdc535f9668240f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df1fe9948e931cc9b16b7156763b120f6036c72c749c5c246fdc535f9668240f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df1fe9948e931cc9b16b7156763b120f6036c72c749c5c246fdc535f9668240f", kill_on_drop: false }`
[INFO] [stdout] df1fe9948e931cc9b16b7156763b120f6036c72c749c5c246fdc535f9668240f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a411e9848b9f0693f70adfa58d092faecafe2e26d49ca913eb7b4b22a01e73e9
[INFO] running `Command { std: "docker" "start" "-a" "a411e9848b9f0693f70adfa58d092faecafe2e26d49ca913eb7b4b22a01e73e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling concrete v0.1.11
[INFO] [stderr]    Compiling concrete-fftw-sys v0.1.2
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]     Checking concrete-npe v0.1.9
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking concrete-csprng v0.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking serde v1.0.137
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking concrete-commons v0.1.1
[INFO] [stderr]     Checking bincode v1.3.3
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "a411e9848b9f0693f70adfa58d092faecafe2e26d49ca913eb7b4b22a01e73e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a411e9848b9f0693f70adfa58d092faecafe2e26d49ca913eb7b4b22a01e73e9", kill_on_drop: false }`
[INFO] [stdout] a411e9848b9f0693f70adfa58d092faecafe2e26d49ca913eb7b4b22a01e73e9