[INFO] crate wifiscanner 0.5.1 is already in cache
[INFO] testing wifiscanner-0.5.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate wifiscanner 0.5.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate wifiscanner 0.5.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wifiscanner 0.5.1
[INFO] finished tweaking crates.io crate wifiscanner 0.5.1
[INFO] tweaked toml for crates.io crate wifiscanner 0.5.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate wifiscanner 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 045a3f9ff4e071e86261549193b886c532aa6730f8b58074cb1f4f469bed6246
[INFO] running `"docker" "start" "-a" "045a3f9ff4e071e86261549193b886c532aa6730f8b58074cb1f4f469bed6246"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling wifiscanner v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `"docker" "inspect" "045a3f9ff4e071e86261549193b886c532aa6730f8b58074cb1f4f469bed6246"`
[INFO] running `"docker" "rm" "-f" "045a3f9ff4e071e86261549193b886c532aa6730f8b58074cb1f4f469bed6246"`
[INFO] [stdout] 045a3f9ff4e071e86261549193b886c532aa6730f8b58074cb1f4f469bed6246
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9f35b1f3bb8768b4f94dee82e2ed364ca581b6bd157fe3f7c2bb2b9aae6fb66e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9f35b1f3bb8768b4f94dee82e2ed364ca581b6bd157fe3f7c2bb2b9aae6fb66e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling wifiscanner v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "9f35b1f3bb8768b4f94dee82e2ed364ca581b6bd157fe3f7c2bb2b9aae6fb66e"`
[INFO] running `"docker" "rm" "-f" "9f35b1f3bb8768b4f94dee82e2ed364ca581b6bd157fe3f7c2bb2b9aae6fb66e"`
[INFO] [stdout] 9f35b1f3bb8768b4f94dee82e2ed364ca581b6bd157fe3f7c2bb2b9aae6fb66e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 23212c7092b76c09bd7dd69b45385db8560d1f3dd6fa34a1c1826ed9a7c3a952
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "23212c7092b76c09bd7dd69b45385db8560d1f3dd6fa34a1c1826ed9a7c3a952"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wifiscanner-600e968feeff8294
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test sys::linux::tests::should_parse_iw_dev ... ok
[INFO] [stdout] test sys::linux::tests::should_parse_iw_dev_scan ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wifiscanner
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 25) ... ok
[INFO] [stdout] test src/lib.rs -  (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "23212c7092b76c09bd7dd69b45385db8560d1f3dd6fa34a1c1826ed9a7c3a952"`
[INFO] running `"docker" "rm" "-f" "23212c7092b76c09bd7dd69b45385db8560d1f3dd6fa34a1c1826ed9a7c3a952"`
[INFO] [stdout] 23212c7092b76c09bd7dd69b45385db8560d1f3dd6fa34a1c1826ed9a7c3a952