[INFO] fetching crate rsa-export 0.3.2...
[INFO] checking rsa-export-0.3.2 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate rsa-export 0.3.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rsa-export 0.3.2 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsa-export 0.3.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rsa-export 0.3.2
[INFO] tweaked toml for crates.io crate rsa-export 0.3.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate rsa-export 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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] 62f1299e6b58ac629d6da1d3c9716f7d7113ab20ddc49ec2d4eac05fdb4a5df4
[INFO] running `Command { std: "docker" "start" "-a" "62f1299e6b58ac629d6da1d3c9716f7d7113ab20ddc49ec2d4eac05fdb4a5df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62f1299e6b58ac629d6da1d3c9716f7d7113ab20ddc49ec2d4eac05fdb4a5df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f1299e6b58ac629d6da1d3c9716f7d7113ab20ddc49ec2d4eac05fdb4a5df4", kill_on_drop: false }`
[INFO] [stdout] 62f1299e6b58ac629d6da1d3c9716f7d7113ab20ddc49ec2d4eac05fdb4a5df4
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7faab815b74723a009b13f582e65c5302f3cd9f4b7fca67d27d221e54cb57ff3
[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" "7faab815b74723a009b13f582e65c5302f3cd9f4b7fca67d27d221e54cb57ff3", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling serde v1.0.120
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking pem v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-bigint-dig v0.6.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking simple_asn1 v0.5.1
[INFO] [stderr]     Checking rsa v0.3.0
[INFO] [stderr]     Checking rsa-export v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.32s
[INFO] running `Command { std: "docker" "inspect" "7faab815b74723a009b13f582e65c5302f3cd9f4b7fca67d27d221e54cb57ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7faab815b74723a009b13f582e65c5302f3cd9f4b7fca67d27d221e54cb57ff3", kill_on_drop: false }`
[INFO] [stdout] 7faab815b74723a009b13f582e65c5302f3cd9f4b7fca67d27d221e54cb57ff3