[INFO] fetching crate wsprspots 0.0.1...
[INFO] checking wsprspots-0.0.1 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] extracting crate wsprspots 0.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate wsprspots 0.0.1 on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wsprspots 0.0.1
[INFO] finished tweaking crates.io crate wsprspots 0.0.1
[INFO] tweaked toml for crates.io crate wsprspots 0.0.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate wsprspots 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 499c9db3ffaa647bac81623922ac1e6c4f386153c26ab2e92d87680de822db00
[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" "499c9db3ffaa647bac81623922ac1e6c4f386153c26ab2e92d87680de822db00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "499c9db3ffaa647bac81623922ac1e6c4f386153c26ab2e92d87680de822db00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "499c9db3ffaa647bac81623922ac1e6c4f386153c26ab2e92d87680de822db00", kill_on_drop: false }`
[INFO] [stdout] 499c9db3ffaa647bac81623922ac1e6c4f386153c26ab2e92d87680de822db00
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de120b6d24fefe792f4de2d6e80b69e1fd8a79facd0756c21e24eaa18cb9b4d9
[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" "de120b6d24fefe792f4de2d6e80b69e1fd8a79facd0756c21e24eaa18cb9b4d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling if_chain v1.0.1
[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-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling modtype_derive v0.7.0
[INFO] [stderr]     Checking modtype v0.7.0
[INFO] [stderr]     Checking wsprspots v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.32s
[INFO] running `Command { std: "docker" "inspect" "de120b6d24fefe792f4de2d6e80b69e1fd8a79facd0756c21e24eaa18cb9b4d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de120b6d24fefe792f4de2d6e80b69e1fd8a79facd0756c21e24eaa18cb9b4d9", kill_on_drop: false }`
[INFO] [stdout] de120b6d24fefe792f4de2d6e80b69e1fd8a79facd0756c21e24eaa18cb9b4d9