[INFO] fetching crate benaloh-challenge 0.7.1...
[INFO] checking benaloh-challenge-0.7.1 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate benaloh-challenge 0.7.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate benaloh-challenge 0.7.1 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate benaloh-challenge 0.7.1
[INFO] finished tweaking crates.io crate benaloh-challenge 0.7.1
[INFO] tweaked toml for crates.io crate benaloh-challenge 0.7.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a489f8945152c8b627741170335727b81e812846a498161090246a756d4016f4
[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" "a489f8945152c8b627741170335727b81e812846a498161090246a756d4016f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a489f8945152c8b627741170335727b81e812846a498161090246a756d4016f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a489f8945152c8b627741170335727b81e812846a498161090246a756d4016f4", kill_on_drop: false }`
[INFO] [stdout] a489f8945152c8b627741170335727b81e812846a498161090246a756d4016f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 072de87d06e772f3e7c6bdda5f9eb5ee6575f218562bdf1d3388855efcab8bba
[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" "072de87d06e772f3e7c6bdda5f9eb5ee6575f218562bdf1d3388855efcab8bba", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling num-bigint-dig v0.6.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking pem v0.8.1
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking benaloh-challenge v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking rsa v0.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.61s
[INFO] running `Command { std: "docker" "inspect" "072de87d06e772f3e7c6bdda5f9eb5ee6575f218562bdf1d3388855efcab8bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "072de87d06e772f3e7c6bdda5f9eb5ee6575f218562bdf1d3388855efcab8bba", kill_on_drop: false }`
[INFO] [stdout] 072de87d06e772f3e7c6bdda5f9eb5ee6575f218562bdf1d3388855efcab8bba