[INFO] fetching crate gpgrv 0.3.0...
[INFO] checking gpgrv-0.3.0 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate gpgrv 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate gpgrv 0.3.0 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gpgrv 0.3.0
[INFO] finished tweaking crates.io crate gpgrv 0.3.0
[INFO] tweaked toml for crates.io crate gpgrv 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate gpgrv 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-bigint v0.3.0
[INFO] [stderr]   Downloaded libflate_lz77 v1.0.0
[INFO] [stderr]   Downloaded num v0.3.0
[INFO] [stderr]   Downloaded distro-keyring v0.1.0
[INFO] [stderr]   Downloaded libflate v1.0.2
[INFO] [stderr]   Downloaded num-complex v0.3.0
[INFO] [stderr]   Downloaded sha2 v0.9.1
[INFO] [stderr]   Downloaded iowrap v0.2.0
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf4cdbdef8fb0d4fe5fe8858595312b2a0f6dc6e68334bb93b032f37d9298438
[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" "cf4cdbdef8fb0d4fe5fe8858595312b2a0f6dc6e68334bb93b032f37d9298438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf4cdbdef8fb0d4fe5fe8858595312b2a0f6dc6e68334bb93b032f37d9298438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4cdbdef8fb0d4fe5fe8858595312b2a0f6dc6e68334bb93b032f37d9298438", kill_on_drop: false }`
[INFO] [stdout] cf4cdbdef8fb0d4fe5fe8858595312b2a0f6dc6e68334bb93b032f37d9298438
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c6e9f35c1e3a4b0fa5a3f5597fa8cb802dd5c6d4e909601cdb3daa5b042247f
[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" "8c6e9f35c1e3a4b0fa5a3f5597fa8cb802dd5c6d4e909601cdb3daa5b042247f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking libflate_lz77 v1.0.0
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking iowrap v0.2.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking distro-keyring v0.1.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking libflate v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]     Checking gpgrv v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.02s
[INFO] running `Command { std: "docker" "inspect" "8c6e9f35c1e3a4b0fa5a3f5597fa8cb802dd5c6d4e909601cdb3daa5b042247f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c6e9f35c1e3a4b0fa5a3f5597fa8cb802dd5c6d4e909601cdb3daa5b042247f", kill_on_drop: false }`
[INFO] [stdout] 8c6e9f35c1e3a4b0fa5a3f5597fa8cb802dd5c6d4e909601cdb3daa5b042247f