[INFO] fetching crate blind-rsa-signatures 0.10.0...
[INFO] checking blind-rsa-signatures-0.10.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate blind-rsa-signatures 0.10.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate blind-rsa-signatures 0.10.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blind-rsa-signatures 0.10.0
[INFO] finished tweaking crates.io crate blind-rsa-signatures 0.10.0
[INFO] tweaked toml for crates.io crate blind-rsa-signatures 0.10.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hmac-sha512 v0.1.9
[INFO] [stderr]   Downloaded simple_asn1 v0.5.2
[INFO] [stderr]   Downloaded num-bigint-dig v0.7.0
[INFO] [stderr]   Downloaded rsa v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c34d339e47489bf0a45dbc57c5c6c23b5c8c747b3322faa4cf66622da9d1d5c
[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" "0c34d339e47489bf0a45dbc57c5c6c23b5c8c747b3322faa4cf66622da9d1d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c34d339e47489bf0a45dbc57c5c6c23b5c8c747b3322faa4cf66622da9d1d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c34d339e47489bf0a45dbc57c5c6c23b5c8c747b3322faa4cf66622da9d1d5c", kill_on_drop: false }`
[INFO] [stdout] 0c34d339e47489bf0a45dbc57c5c6c23b5c8c747b3322faa4cf66622da9d1d5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f2da0381311f8fb6e5117a2b165f1f5f4c20d0b7a96d40a2ce7f1380582d46d
[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" "9f2da0381311f8fb6e5117a2b165f1f5f4c20d0b7a96d40a2ce7f1380582d46d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-bigint-dig v0.7.0
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking hmac-sha512 v0.1.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling derive_more v0.99.13
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking simple_asn1 v0.5.2
[INFO] [stderr]     Checking rsa v0.4.0
[INFO] [stderr]     Checking blind-rsa-signatures v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.36s
[INFO] running `Command { std: "docker" "inspect" "9f2da0381311f8fb6e5117a2b165f1f5f4c20d0b7a96d40a2ce7f1380582d46d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f2da0381311f8fb6e5117a2b165f1f5f4c20d0b7a96d40a2ce7f1380582d46d", kill_on_drop: false }`
[INFO] [stdout] 9f2da0381311f8fb6e5117a2b165f1f5f4c20d0b7a96d40a2ce7f1380582d46d