[INFO] crate r4v 0.1.0 is already in cache
[INFO] testing r4v-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate r4v 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate r4v 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r4v 0.1.0
[INFO] finished tweaking crates.io crate r4v 0.1.0
[INFO] tweaked toml for crates.io crate r4v 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate r4v 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32be3cd28242408a7f15a5036714b310d95a8ac970356fac9b86b64e2102f275
[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" "32be3cd28242408a7f15a5036714b310d95a8ac970356fac9b86b64e2102f275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32be3cd28242408a7f15a5036714b310d95a8ac970356fac9b86b64e2102f275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32be3cd28242408a7f15a5036714b310d95a8ac970356fac9b86b64e2102f275", kill_on_drop: false }`
[INFO] [stdout] 32be3cd28242408a7f15a5036714b310d95a8ac970356fac9b86b64e2102f275
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4daed2e2c68f22cdbe3c859e4d77e2187c6f2063228ffc7233e23edf7694208
[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" "f4daed2e2c68f22cdbe3c859e4d77e2187c6f2063228ffc7233e23edf7694208", kill_on_drop: false }`
[INFO] [stderr]    Compiling r4v v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "f4daed2e2c68f22cdbe3c859e4d77e2187c6f2063228ffc7233e23edf7694208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4daed2e2c68f22cdbe3c859e4d77e2187c6f2063228ffc7233e23edf7694208", kill_on_drop: false }`
[INFO] [stdout] f4daed2e2c68f22cdbe3c859e4d77e2187c6f2063228ffc7233e23edf7694208
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", 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] 097d7e119bc8e19e73a6ca5b8ee151665c4981f2f0323103f8da1d77c35a415d
[INFO] running `Command { std: "docker" "start" "-a" "097d7e119bc8e19e73a6ca5b8ee151665c4981f2f0323103f8da1d77c35a415d", kill_on_drop: false }`
[INFO] [stderr]    Compiling r4v v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "097d7e119bc8e19e73a6ca5b8ee151665c4981f2f0323103f8da1d77c35a415d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "097d7e119bc8e19e73a6ca5b8ee151665c4981f2f0323103f8da1d77c35a415d", kill_on_drop: false }`
[INFO] [stdout] 097d7e119bc8e19e73a6ca5b8ee151665c4981f2f0323103f8da1d77c35a415d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", 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] 6f60c2a1ea1c926bd3b7dab2db9de1c22315b02a8cb490ebe46ff6d96fa0eb77
[INFO] running `Command { std: "docker" "start" "-a" "6f60c2a1ea1c926bd3b7dab2db9de1c22315b02a8cb490ebe46ff6d96fa0eb77", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/r4v-a3947155558e8707
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6f60c2a1ea1c926bd3b7dab2db9de1c22315b02a8cb490ebe46ff6d96fa0eb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f60c2a1ea1c926bd3b7dab2db9de1c22315b02a8cb490ebe46ff6d96fa0eb77", kill_on_drop: false }`
[INFO] [stdout] 6f60c2a1ea1c926bd3b7dab2db9de1c22315b02a8cb490ebe46ff6d96fa0eb77