[INFO] fetching crate scryer-prolog 0.8.125...
[INFO] checking scryer-prolog-0.8.125 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate scryer-prolog 0.8.125 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate scryer-prolog 0.8.125 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scryer-prolog 0.8.125
[INFO] finished tweaking crates.io crate scryer-prolog 0.8.125
[INFO] tweaked toml for crates.io crate scryer-prolog 0.8.125 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate scryer-prolog 0.8.125 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--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 divrem v0.1.0
[INFO] [stderr]   Downloaded ref_thread_local v0.0.0
[INFO] [stderr]   Downloaded num-rug-adapter v0.1.3
[INFO] [stderr]   Downloaded unicode_reader v1.0.0
[INFO] [stderr]   Downloaded az v0.3.1
[INFO] [stderr]   Downloaded prolog_parser v0.8.62
[INFO] [stderr]   Downloaded rug v1.8.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ff74d89b6a2adcf65b63d0bd6705203a2c9ff26d208e3cb76b6b62dabd05562
[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" "9ff74d89b6a2adcf65b63d0bd6705203a2c9ff26d208e3cb76b6b62dabd05562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ff74d89b6a2adcf65b63d0bd6705203a2c9ff26d208e3cb76b6b62dabd05562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff74d89b6a2adcf65b63d0bd6705203a2c9ff26d208e3cb76b6b62dabd05562", kill_on_drop: false }`
[INFO] [stdout] 9ff74d89b6a2adcf65b63d0bd6705203a2c9ff26d208e3cb76b6b62dabd05562
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ea03cffa94c21e2e472a9a3dcc316086087690657b5997b05b4969d75760056
[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" "4ea03cffa94c21e2e472a9a3dcc316086087690657b5997b05b4969d75760056", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.2.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling rug v1.8.0
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking az v0.3.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking ref_thread_local v0.0.0
[INFO] [stderr]     Checking divrem v0.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling openssl-src v111.9.0+1.1.1g
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling ring v0.16.13
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking ripemd160 v0.8.0
[INFO] [stderr]    Compiling scryer-prolog v0.8.125 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling lexical v2.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking unicode_reader v1.0.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking cpu-time v1.0.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking signal-hook v0.1.13
[INFO] [stderr]     Checking crossterm v0.16.0
[INFO] [stderr]     Checking rustyline v6.1.2
[INFO] [stderr]    Compiling git-version-macro v0.3.4
[INFO] [stderr]     Checking git-version v0.3.4
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "4ea03cffa94c21e2e472a9a3dcc316086087690657b5997b05b4969d75760056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ea03cffa94c21e2e472a9a3dcc316086087690657b5997b05b4969d75760056", kill_on_drop: false }`
[INFO] [stdout] 4ea03cffa94c21e2e472a9a3dcc316086087690657b5997b05b4969d75760056