[INFO] fetching crate concrete-core-experimental 1.0.0-beta... [INFO] checking concrete-core-experimental-1.0.0-beta against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate concrete-core-experimental 1.0.0-beta into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate concrete-core-experimental 1.0.0-beta 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 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-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 91 packages [INFO] [stderr] Adding aes-soft v0.6.4 (latest: v0.99.99) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cipher v0.2.5 (latest: v0.4.4) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding concrete-commons v0.2.0 (latest: v0.2.1) [INFO] [stderr] Adding concrete-csprng v0.1.7 (latest: v0.4.0) [INFO] [stderr] Adding concrete-fftw v0.1.2 (latest: v0.1.4) [INFO] [stderr] Adding concrete-fftw-sys v0.1.2 (latest: v0.1.4) [INFO] [stderr] Adding concrete-npe v0.2.1 (latest: v0.3.0) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding fs_extra v1.2.0 (latest: v1.3.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.9.0 (latest: v0.12.1) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding rand v0.3.23 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_distr v0.2.2 (latest: v0.4.3) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded concrete-fftw v0.1.2 [INFO] [stderr] Downloaded concrete-npe v0.2.1 [INFO] [stderr] Downloaded kolmogorov_smirnov v1.1.0 [INFO] [stderr] Downloaded concrete-commons v0.2.0 [INFO] [stderr] Downloaded serde_test v1.0.176 [INFO] [stderr] Downloaded concrete-csprng v0.1.7 [INFO] [stderr] Downloaded fs_extra v1.2.0 [INFO] [stderr] Downloaded rand_distr v0.2.2 [INFO] [stderr] Downloaded concrete-fftw-sys v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 55e067cea5fc55e73ac1af432fc1b3b0018a4f15775df7793a23248d439dee31 [INFO] running `Command { std: "docker" "start" "-a" "55e067cea5fc55e73ac1af432fc1b3b0018a4f15775df7793a23248d439dee31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55e067cea5fc55e73ac1af432fc1b3b0018a4f15775df7793a23248d439dee31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55e067cea5fc55e73ac1af432fc1b3b0018a4f15775df7793a23248d439dee31", kill_on_drop: false }` [INFO] [stdout] 55e067cea5fc55e73ac1af432fc1b3b0018a4f15775df7793a23248d439dee31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5a8813f0c01207804d7c09401c00d4150f9147db3858f3febf8c775044a36ffb [INFO] running `Command { std: "docker" "start" "-a" "5a8813f0c01207804d7c09401c00d4150f9147db3858f3febf8c775044a36ffb", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling fs_extra v1.2.0 [INFO] [stderr] Checking opaque-debug v0.3.1 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Compiling concrete-fftw-sys v0.1.2 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking concrete-commons v0.2.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking cipher v0.2.5 [INFO] [stderr] Checking aes-soft v0.6.4 [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 rand_distr v0.2.2 [INFO] [stderr] Checking kolmogorov_smirnov v1.1.0 [INFO] [stderr] Checking serde_test v1.0.176 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking concrete-npe v0.2.1 [INFO] [stderr] Checking criterion v0.3.6 [ERROR] error running command: no output for 300 seconds [INFO] running `Command { std: "docker" "inspect" "5a8813f0c01207804d7c09401c00d4150f9147db3858f3febf8c775044a36ffb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a8813f0c01207804d7c09401c00d4150f9147db3858f3febf8c775044a36ffb", kill_on_drop: false }` [INFO] [stdout] 5a8813f0c01207804d7c09401c00d4150f9147db3858f3febf8c775044a36ffb [INFO] checking concrete-core-experimental-1.0.0-beta against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate concrete-core-experimental 1.0.0-beta into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate concrete-core-experimental 1.0.0-beta 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 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-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 91 packages [INFO] [stderr] Adding aes-soft v0.6.4 (latest: v0.99.99) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cipher v0.2.5 (latest: v0.4.4) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding concrete-commons v0.2.0 (latest: v0.2.1) [INFO] [stderr] Adding concrete-csprng v0.1.7 (latest: v0.4.0) [INFO] [stderr] Adding concrete-fftw v0.1.2 (latest: v0.1.4) [INFO] [stderr] Adding concrete-fftw-sys v0.1.2 (latest: v0.1.4) [INFO] [stderr] Adding concrete-npe v0.2.1 (latest: v0.3.0) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding fs_extra v1.2.0 (latest: v1.3.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.9.0 (latest: v0.12.1) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding rand v0.3.23 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_distr v0.2.2 (latest: v0.4.3) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c6eecc6d67a60d57bf9964d437a07cfabd172e5fd258e06c787ec6735a7f9d60 [INFO] running `Command { std: "docker" "start" "-a" "c6eecc6d67a60d57bf9964d437a07cfabd172e5fd258e06c787ec6735a7f9d60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6eecc6d67a60d57bf9964d437a07cfabd172e5fd258e06c787ec6735a7f9d60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6eecc6d67a60d57bf9964d437a07cfabd172e5fd258e06c787ec6735a7f9d60", kill_on_drop: false }` [INFO] [stdout] c6eecc6d67a60d57bf9964d437a07cfabd172e5fd258e06c787ec6735a7f9d60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 16fd4a66273f33fdce32d117081db830ea22c94c663528ee07dda520180bdec5 [INFO] running `Command { std: "docker" "start" "-a" "16fd4a66273f33fdce32d117081db830ea22c94c663528ee07dda520180bdec5", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling fs_extra v1.2.0 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Compiling concrete-fftw-sys v0.1.2 [INFO] [stderr] Checking opaque-debug v0.3.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking concrete-commons v0.2.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking cipher v0.2.5 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking aes-soft v0.6.4 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking concrete-csprng v0.1.7 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking kolmogorov_smirnov v1.1.0 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking serde_test v1.0.176 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking concrete-npe v0.2.1 [INFO] [stderr] Checking criterion v0.3.6 [ERROR] error running command: no output for 300 seconds [INFO] running `Command { std: "docker" "inspect" "16fd4a66273f33fdce32d117081db830ea22c94c663528ee07dda520180bdec5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16fd4a66273f33fdce32d117081db830ea22c94c663528ee07dda520180bdec5", kill_on_drop: false }` [INFO] [stdout] 16fd4a66273f33fdce32d117081db830ea22c94c663528ee07dda520180bdec5