[INFO] fetching crate gpgrv 0.2.3...
[INFO] checking gpgrv-0.2.3 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] extracting crate gpgrv 0.2.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate gpgrv 0.2.3 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gpgrv 0.2.3
[INFO] finished tweaking crates.io crate gpgrv 0.2.3
[INFO] tweaked toml for crates.io crate gpgrv 0.2.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate gpgrv 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded distro-keyring v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ad01d2f580108eba3f1dd37f7fc947228664105ac33979a3c5a181b9a1ecf9c
[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" "7ad01d2f580108eba3f1dd37f7fc947228664105ac33979a3c5a181b9a1ecf9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ad01d2f580108eba3f1dd37f7fc947228664105ac33979a3c5a181b9a1ecf9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad01d2f580108eba3f1dd37f7fc947228664105ac33979a3c5a181b9a1ecf9c", kill_on_drop: false }`
[INFO] [stdout] 7ad01d2f580108eba3f1dd37f7fc947228664105ac33979a3c5a181b9a1ecf9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 654ac72f9bd293527257bdb34b08bf7a8db2fa114a8ab926963036cfa3a2e06b
[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" "654ac72f9bd293527257bdb34b08bf7a8db2fa114a8ab926963036cfa3a2e06b", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking iowrap v0.2.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking distro-keyring v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking gpgrv v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.16s
[INFO] running `Command { std: "docker" "inspect" "654ac72f9bd293527257bdb34b08bf7a8db2fa114a8ab926963036cfa3a2e06b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "654ac72f9bd293527257bdb34b08bf7a8db2fa114a8ab926963036cfa3a2e06b", kill_on_drop: false }`
[INFO] [stdout] 654ac72f9bd293527257bdb34b08bf7a8db2fa114a8ab926963036cfa3a2e06b