[INFO] fetching crate grange 0.2.0...
[INFO] testing grange-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate grange 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate grange 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grange 0.2.0
[INFO] finished tweaking crates.io crate grange 0.2.0
[INFO] tweaked toml for crates.io crate grange 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate grange 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", 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] 9c42607a890a6db4bbe5c2c01ece5837bcfb87b54022782a55d5f19aec1a1a42
[INFO] running `Command { std: "docker" "start" "-a" "9c42607a890a6db4bbe5c2c01ece5837bcfb87b54022782a55d5f19aec1a1a42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c42607a890a6db4bbe5c2c01ece5837bcfb87b54022782a55d5f19aec1a1a42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c42607a890a6db4bbe5c2c01ece5837bcfb87b54022782a55d5f19aec1a1a42", kill_on_drop: false }`
[INFO] [stdout] 9c42607a890a6db4bbe5c2c01ece5837bcfb87b54022782a55d5f19aec1a1a42
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--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] edb4c3d2b08bed52ebe12905c56ff850d767f0b449fd33411975b5092273c0e1
[INFO] running `Command { std: "docker" "start" "-a" "edb4c3d2b08bed52ebe12905c56ff850d767f0b449fd33411975b5092273c0e1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling grange v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "edb4c3d2b08bed52ebe12905c56ff850d767f0b449fd33411975b5092273c0e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb4c3d2b08bed52ebe12905c56ff850d767f0b449fd33411975b5092273c0e1", kill_on_drop: false }`
[INFO] [stdout] edb4c3d2b08bed52ebe12905c56ff850d767f0b449fd33411975b5092273c0e1
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 8a07d15d1a974562e88c34a1c6265bd615975bef032ef368a0c970bcfa2a90d9
[INFO] running `Command { std: "docker" "start" "-a" "8a07d15d1a974562e88c34a1c6265bd615975bef032ef368a0c970bcfa2a90d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling grange v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "8a07d15d1a974562e88c34a1c6265bd615975bef032ef368a0c970bcfa2a90d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a07d15d1a974562e88c34a1c6265bd615975bef032ef368a0c970bcfa2a90d9", kill_on_drop: false }`
[INFO] [stdout] 8a07d15d1a974562e88c34a1c6265bd615975bef032ef368a0c970bcfa2a90d9
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 80e6253933893a695319cd441b00393e523259444f4877cc2937be373280642e
[INFO] running `Command { std: "docker" "start" "-a" "80e6253933893a695319cd441b00393e523259444f4877cc2937be373280642e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grange-c122a45c1b355851)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::inclusive_range_test ... ok
[INFO] [stdout] test tests::step_range_test ... ok
[INFO] [stdout] test tests::inclusive_from_zero_range_test ... ok
[INFO] [stdout] test tests::regular_range_test ... ok
[INFO] [stdout] test tests::infinite_range_test ... ok
[INFO] [stdout] test tests::start_from_zero_range_test ... ok
[INFO] [stdout] test tests::range_str_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grange
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80e6253933893a695319cd441b00393e523259444f4877cc2937be373280642e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80e6253933893a695319cd441b00393e523259444f4877cc2937be373280642e", kill_on_drop: false }`
[INFO] [stdout] 80e6253933893a695319cd441b00393e523259444f4877cc2937be373280642e