[INFO] cloning repository https://github.com/programmerjake/pyo3_bigint_overflow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/programmerjake/pyo3_bigint_overflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprogrammerjake%2Fpyo3_bigint_overflow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprogrammerjake%2Fpyo3_bigint_overflow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e03b67ef43976e01950811039cc78e1490973ad
[INFO] checking programmerjake/pyo3_bigint_overflow against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprogrammerjake%2Fpyo3_bigint_overflow" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/programmerjake/pyo3_bigint_overflow on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/programmerjake/pyo3_bigint_overflow
[INFO] finished tweaking git repo https://github.com/programmerjake/pyo3_bigint_overflow
[INFO] tweaked toml for git repo https://github.com/programmerjake/pyo3_bigint_overflow written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/programmerjake/pyo3_bigint_overflow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 032193d54bee18928cf8c65e04d3838a4042f5c289ea1e37d4d8e241d49daa97
[INFO] running `Command { std: "docker" "start" "-a" "032193d54bee18928cf8c65e04d3838a4042f5c289ea1e37d4d8e241d49daa97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "032193d54bee18928cf8c65e04d3838a4042f5c289ea1e37d4d8e241d49daa97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "032193d54bee18928cf8c65e04d3838a4042f5c289ea1e37d4d8e241d49daa97", kill_on_drop: false }`
[INFO] [stdout] 032193d54bee18928cf8c65e04d3838a4042f5c289ea1e37d4d8e241d49daa97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b09301ffbbb3ee925b9757c58cd91413192644e6afbde270e75a58e523e481b0
[INFO] running `Command { std: "docker" "start" "-a" "b09301ffbbb3ee925b9757c58cd91413192644e6afbde270e75a58e523e481b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling pyo3-derive-backend v0.8.1 (https://github.com/PyO3/pyo3.git#c7f3cde9)
[INFO] [stderr]    Compiling proc-macro-hack v0.5.10
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling ctor v0.1.12
[INFO] [stderr]    Compiling inventory-impl v0.1.4
[INFO] [stderr]    Compiling pyo3cls v0.8.1 (https://github.com/PyO3/pyo3.git#c7f3cde9)
[INFO] [stderr]    Compiling paste-impl v0.1.6
[INFO] [stderr]    Compiling indoc-impl v0.3.4
[INFO] [stderr]     Checking inventory v0.1.4
[INFO] [stderr]     Checking paste v0.1.6
[INFO] [stderr]     Checking indoc v0.3.4
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling pyo3 v0.8.1 (https://github.com/PyO3/pyo3.git#c7f3cde9)
[INFO] [stderr]     Checking pyo3_bigint_overflow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "b09301ffbbb3ee925b9757c58cd91413192644e6afbde270e75a58e523e481b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b09301ffbbb3ee925b9757c58cd91413192644e6afbde270e75a58e523e481b0", kill_on_drop: false }`
[INFO] [stdout] b09301ffbbb3ee925b9757c58cd91413192644e6afbde270e75a58e523e481b0